Re: D600 vs K-5

2012-12-26 Thread Michael Adam Maas
On Wed, Dec 26, 2012 at 8:19 AM, David J Brooks pentko...@gmail.com wrote:
 On Wed, Dec 26, 2012 at 3:45 AM, Larry Colen l...@red4est.com wrote:
 Marco came over to whiskymas for a while tonight, and brought his D600.  I 
 didn't get a lot of time to play with it but we did spend a few minutes 
 doing some low light focus tests, and the K-5 definitely outperformed the 
 D600.  It was dim light, the K-5 was able to lock focus, albeit with a bit 
 of hunt and seek, and the D600 simply wasn't able to lock focus.

 One of the 'Cons' from a few on line reviews was the AF capabilities
 of the D600.

 Documenting Life in Rural Ontario.
 www.caughtinmotion.com
 http://brooksinthecountry.blogspot.com/
 York Region, Ontario, Canada

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That said, the D600 shares the D7000's AF tech, which is considered to
be significantly better than the K-5's poor unit by the accepted
wisdom (and probably is, when shooting AF-C in good light)

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Re: Why not a SATA SSD the size of a CF card?

2012-06-28 Thread Michael Adam Maas
On Wed, Jun 27, 2012 at 2:36 PM, Larry Colen l...@red4est.com wrote:
 Last night, I was thinking about how one performance limitation that I run up 
 against the most often is write speed to the storage.  My first idea was a 
 camera grip that had a slot for a laptop SSD drive.  My second thought was 
 that a compact SSD would be better.  Even if storage were limited on the 
 initial generations of the platform, even 128GB at SATA, or better yet STA-3 
 speeds, would be so much better than writing to SD cards.  We're talking up 
 to 1500-3000 MBPS rather than 30-45:
 http://en.wikipedia.org/wiki/List_of_device_bit_rates

 I expect that in ten years the SATA bandwidth might start proving 
 claustrophobic again, but it would certainly be a big improvement over SD 
 cards.  Both for the initial write time, and for transferring files to the 
 computer.
 --
 Larry Colen l...@red4est.com sent from i4est


That's exactly what a CFast card is, SATA rather than PATA Compact
Flash. XQD which is PCI Express rather than SATA is also an option.
Note that SSD's are the same at the chip level as CF cards. But SD is
capable of comparable speeds to current XQD or CFast implementations
with the UHS-I cards.

The speed rating is pretty irrelevant now, the current next-gen
interfaces (CFast, XQD, SDXC) are all capable of significantly more
bandwidth than current devices are (with the exception of CF and SDHC,
both of which are limited by their interfaces)

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Re: Is Ricoh Going to Buy Pentax????????

2011-07-01 Thread Adam Maas
Ricoh did get out of the SLR business during the AF era (to some
extent, they actually continued to sell MF film SLR's until recently,
but the body was a Cosina) although they did have a longtime presence
in the high-end compact side of things with their GR compacts (which
are simply awesome). But they're been increasingly involved in selling
high-end compacts and mirrorless systems. Buying Pentax gives them
back an SLR system in a mount they know intimately and gives them
access to the manufacturing capacity and sales structure they've
lacked outside asia.

This isn't a repeat of Konica-Minolta. Ricoh's only buying the camera
division where Konica wanted only the business imaging side of Minolta
and also had been trying to get rid of their own Camera division for
decades (despite it being both a major film producer and a producer of
rather innovative cameras including the only truly modern M mount body
in the Hexar RF).

-Adam

On Fri, Jul 1, 2011 at 2:45 AM, P. J. Alling webstertwenty...@gmail.com wrote:
 Ricoh left the SLR business years ago.  I really hate to say this but, this
 looks too much Konica buying up Minolta, and we all know how that turned
 out.  Minolta users were lucky that Sony was looking to enter the DSLR
 market.

 If Hoya wasn't big enough to keep Pentax a going concern, how the hell is
 Ricoh going to do it?

 On 7/1/2011 1:35 AM, Miserere wrote:

 I'm not even joking!


 http://www.1001noisycameras.com/2011/06/ricoh-buying-pentax-according-to-reuters-japan-sources.html

 If true...wow


    —M.

     \/\/o/\/\ --  http://WorldOfMiserere.com

     http://EnticingTheLight.com
     A Quest for Photographic Enlightenment



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 Where's the Kaboom?  There was supposed to be an Earth-shattering Kaboom!

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Re: Is Ricoh Going to Buy Pentax????????

2011-07-01 Thread Adam Maas
It probably means both that we'll see a Q-mount module for the GXR and
that we won't see a Pentax APS-C mirrorless camera.

-Adam

On Fri, Jul 1, 2011 at 9:24 AM, Steven Desjardins drd1...@gmail.com wrote:
 It does make me wonder about Pentax's EVIL/MILC/Whatever plans.  I
 wonder if they will continue with the APS-C K mount version or combine
 efforts with and produce a K mount module.

 On Fri, Jul 1, 2011 at 7:44 AM, Bruce Walker bruce.wal...@gmail.com wrote:
 So will the new badge be Rictax or Pentoh?

 Sent from my iPod

 On 2011-07-01, at 1:35 AM, Miserere miser...@gmail.com wrote:

 I'm not even joking!

 http://www.1001noisycameras.com/2011/06/ricoh-buying-pentax-according-to-reuters-japan-sources.html

 If true...wow


    —M.

     \/\/o/\/\ -- http://WorldOfMiserere.com

     http://EnticingTheLight.com
     A Quest for Photographic Enlightenment

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Re: OT: Samsung Prototypes

2011-05-21 Thread Adam Maas
Friend of mine rents a CFi back for his SWC regularly. Not as wide as
film, but he gets some great stuff.

-Adam

On Sat, May 21, 2011 at 10:03 AM, Godfrey DiGiorgi gdigio...@gmail.com wrote:
 If they make a digital Hasselblad SWC ...

 On Thu, May 19, 2011 at 4:01 PM, Steven Desjardins drd1...@gmail.com wrote:
 http://blog.digitalrev.com/2011/05/18/hasselblad-leica-inspired-samsung-concepts/

 The cubes are interesting.  FF mirrorless in an MF format?
 --
 Steve Desjardins

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Re: 50 cent enablement

2011-05-15 Thread Adam Maas
Those little Freeman Patterson books are gems. Great inspiration to go
out and shoot.

-Adam

On Sun, May 15, 2011 at 9:30 AM, Bruce Walker bruce.wal...@gmail.com wrote:
 I dropped in on a Knights of Columbus fund-raising book sale yesterday.
 Bought a few fiction paperbacks and such, but I acquired a real gem:
 Photographing The World Around You, A Visual Design Workshop by Freeman
 Patterson.  I've read a few chapters and it's already inspiring me to try
 some ideas.

 Fifty cents -- can't beat it. :-)

 -bmw

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Re: OT - Panasonic announce LUmix G3

2011-05-15 Thread Adam Maas
On Sun, May 15, 2011 at 8:33 AM, Jim King jamesk8...@mac.com wrote:
 William Robb wrote Sat, 14 May 2011 16:09:03 -0700

 On 14/05/2011 5:04 PM, Jim King wrote:

 http://www.dpreview.com/news/1105/11051210panasonicdmcg3.asp
 If only this camera had an APS-C sensor and a K-mount...

 You can get an adapter, and it's a 2x crop (not that I like the term all 
 that much)

 That's the lesser half of my concern - what I want is a larger APS-C sensor 
 in a body with the same feature set as the G3.

 Regards, Jim


The Samsung NX's are pretty similar in feature set and have the K20D
sensor. The Sony NEX's lack the EVF but have a much better sensor than
any of the other mirrorless cameras. There should be a NEX with an EVF
announced in late july (higher-end body), possibly with the K-5
sensor, possibly with a new higher-resolution sensor expected to also
show up in the Sony A77 and Nikon D400.


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Re: 50 cent enablement

2011-05-15 Thread Adam Maas
Patterson's work mostly predates ubiquitous video, his books were
mostly written from the 70's through early 90's.

Interesting to note that based on that video he's still shooting film.
Patterson is known for almost never discussing gear and specifically
never mentioning what gear he uses beyond basics like 'a macro lens'
or 'a wide angle lens'. The brief bit with him out shooting shows that
he's using a Minolta Maxxum 7 (which has a status LCD on the back,
like a DSLR, one of many ideas Minolta pioneered in the AF era).

-Adam
Who currently shoots with a pair of Maxxum 7's.

On Sun, May 15, 2011 at 10:37 AM, Jeffery Johnson
jefferytjohn...@bellsouth.net wrote:
 I was curious to see if I could locate any videos of or with Freeman
 Patterson and the only one I came across is the following:

 http://www.youtube.com/watch?v=aiiN9IUEYHQ


 ___
 Pictures that I have taken on Flickr:
 http://www.flickr.com/photos/jt-johnson/


 -Original Message-
 From: pdml-boun...@pdml.net [mailto:pdml-boun...@pdml.net] On Behalf Of
 Bruce Walker
 Sent: Sunday, May 15, 2011 8:31 AM
 To: Pentax-Discuss Mail List
 Subject: 50 cent enablement

 I dropped in on a Knights of Columbus fund-raising book sale yesterday.
 Bought a few fiction paperbacks and such, but I acquired a real gem:
 Photographing The World Around You, A Visual Design Workshop by Freeman
 Patterson.  I've read a few chapters and it's already inspiring me to try
 some ideas.

 Fifty cents -- can't beat it. :-)

 -bmw

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Re: Ektachrome!

2011-05-15 Thread Adam Maas
Not only can it still be developed but Kodak still sells Ektachrome,
albeit a more limited selection these days.

-Adam

On Sun, May 15, 2011 at 12:24 PM, Tim Bray tb...@textuality.com wrote:
 I found a roll while poking around a usually-neglected shelf.  Should
 get the urge, can it still be developed?  My wife wants to save it as
 a curio, so an argument will occur.  -T

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Re: Android Camera Apps Suggestions

2011-05-10 Thread Adam Maas
I run Photo Tools, which is a grab-bag app for a bunch of
photography-related things like metering, exposure calculator, DoF
calculator and other bits. That's the only photo app on my Samsung
Galaxy S other than Photoshop Express.

-Adam

On Tue, May 10, 2011 at 12:01 PM, Boris Liberman bori...@gmail.com wrote:
 On 5/9/2011 23:49, Larry Colen wrote:

 The camera on my first gen moto droid is so full of suckage that it's
 moot.

 Mark!

 Also I must say that the word suckage is new to me... I know the word
 suckiness but not this one...

 Boris

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Re: 645D: flash and manual focus lenses

2011-04-12 Thread Adam Maas
On Tue, Apr 12, 2011 at 6:58 AM, Boris Liberman bori...@gmail.com wrote:
 On 4/12/2011 13:49, Paul Stenquist wrote:

 Hi Jostein, P-TTL works with my K-5 when using the manual focus
 A400/5.6. The same was true with my K10, K20, and K-7. However, P-TTL
 doesn't work with my K lenses. I think autoexposure is the key here.
 Paul

 Paul, can it be that with A-lenses P-TTL works in reduced functionality
 mode? I am asking because it is my understanding that P-TTL uses distance to
 object (reported by AF lenses) for its processing.

 Boris

P-TTL uses preflash with A and later lenses for TTL calculations. It
can use distance reporting on FA and later lenses to improve the
calculation for direct flash (not bounce) but that ability is not
required and is in fact not supported by all AF lenses, only FA and
later.

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Re: 645D: flash and manual focus lenses

2011-04-12 Thread Adam Maas
The K-7 does P-TTL just fine with A lenses and it is officially
supported, if you had an issue there's a problem with either the lens
or the camera.

-Adam

On Tue, Apr 12, 2011 at 7:26 AM, AlunFoto alunf...@gmail.com wrote:
 If the K-5 has reintroduced support for P-TTL with A-series lenses,
 that's great news. I know from experience that the K-7 does not give
 P-TTL with A*200/4 macro. I tried both the AF540FGZ and the AF160FC
 ring flash.

 2011/4/12 SV Hovland pdml...@heime.org:
 Copied from page 187 in the K-5 manual: 
 http://album.heime.org/album/temporary/pttl.jpg

 Stig Vidar Hovland

 
 Fra: pdml-boun...@pdml.net [pdml-boun...@pdml.net] p#229; vegne av AlunFoto 
 [alunf...@gmail.com]
 Sendt: 12. april 2011 12:14
 Til: Pentax-Discuss Mail List
 Emne: 645D: flash and manual focus lenses

 To those interested in technical stuff about 645D, I've looked at how
 flash metering is implemented in 645D.

 As most of you probably know, the K-mount cameras no longer support
 the old-style TTL flashes. The last camera to do so was the *istDS2.
 Now it's only P-TTL that works. And only with AF lenses. With manual
 focus lenses you have no TTL flash metering at all.

 I was worried that this might be the case for 645D too, but
 fortunately P-TTL works with the 645A-series lenses too. If you can
 live with inconsistencies in automatic white balance. A minor nit, in
 my opinion.

 Full-length meanderings here:
 http://alunfoto.blogspot.com/2011/04/645d-part-3.html

 Jostein

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Re: Hasselblad lenses on Pentax DSLRs

2011-04-11 Thread Adam Maas
On Sat, Apr 9, 2011 at 4:22 PM, Bulent Celasun bulent.cela...@gmail.com wrote:
 Adam,

 The F 110/2 Planar is a gem ;-)

 It is surely priced like one ;)

 6390$

 B.

You can find them for around $1000 used, they're not terribly valuable
since no current Hasselblad body can use them as they don't have a
leaf shutter (the 200 and 2000 series bodies they were designed for
are out of production).

-Adam

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Re: Hasselblad lenses on Pentax DSLRs

2011-04-09 Thread Adam Maas
The F 110/2 Planar is a gem ;-)

-Adam

On Tue, Apr 5, 2011 at 7:28 AM, Boris Liberman bori...@gmail.com wrote:
 On 4/5/2011 14:16, eckinator wrote:

 2011/4/4 Boris Libermanbori...@gmail.com:

 But do you have those 'Blad lenses, Bulent?

 if I am not mistaken, blad means something not so pleasant in russian.
 pun intended, gospodin liberman?

 Nope, the word you might be thinking of is different and absolutely no pun
 was intended.

 Boris

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Re: Why no videos?

2011-03-20 Thread Adam Maas
Video takes a lot of work to do well and generally requires a lot more
support than stills do. And most DSLR's produce lousy video
(particularly Pentax and Sony Video-capable DSLR's). And you need a
new set of software to edit (and good video involves a LOT more
editing than stills work).

Frankly unless you're a PJ, event shooter or somebody shooting clips
for personal use (video snapshots of kids/family/friends) Video on
DSLR's is mostly useless and requires skills that most still shooters
don't have and aren't interested in developing.

Personally I've shot a bit with both the K-x and now the A33. But the
results were shit, much as I expected. I don't feel like spending the
time necessary learning to get good at it, even though I've actually
got a reasonable amount of experience (I've been doing bits of video
on and off for 20 years now)

-Adam

On Sun, Mar 20, 2011 at 11:11 AM, Cory Waters cbwat...@bellsouth.net wrote:
 Hello list,

 There seems to be quite a number of you folks out there who now have newer
 DSLRs with video capabilities.  It's been a year or more since these cameras
 came online but I don't see any VideoESOs flying past in the PDML.
 Granted, I don't check the list as often as I used to and I don't read
 nearly as many of your messages as I once did (I AM still watching you
 though...Cotty... and Frank... and Doug) but I figured by now video
 submissions would be a common occurrence around here.


 Is video a gimmick feature that you just don't use?
 Are your videos too racy? (let us judge ;)
 Is making decent videos just too hard?
 Or are you guys just too much the old dog type or even purists?

 For my part, having at least six video cameras lying around the house (I'm
 actually surprised by this number but I'm counting the cell phones and PS
 cameras + 1 Flip style camera), I find that the same problems that have
 plagued us since the days of film-based home movies.  Just rolling during
 family events and outings produces lots of crap footage that nobody really
 wants to edit into a package that anyone besides Grandma would want to
 watch.

 So, Why no VESOs, y'all?

 Cory


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Re: OT Hard drives

2011-03-12 Thread Adam Maas
On Sat, Mar 12, 2011 at 12:49 PM, David J Brooks pentko...@gmail.com wrote:
 On Sat, Mar 12, 2011 at 10:40 AM, Paul Sorenson
 allarou...@earthlink.net wrote:
 It should be a standard size.  More importantly you need to determine if
 it's a serial (SATA) or parallel (PATA) drive and get a USB case to match.
  Given the age, it's more than likely parallel.

 I'm guessing there will be something marked on it.??

 Dave

You can tell by connector type. If it's a wide ribbon cable (with 2
rows of pins in the plug on the drive) it's IDE/PATA. if it's a skinny
cable with a weird connector it's SATA.

-Adam

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Re: 645D fiddling

2011-01-13 Thread Adam Maas
On Mon, Jan 10, 2011 at 12:05 PM, Miserere miser...@gmail.com wrote:
 On 10 January 2011 09:11, Adam Maas a...@mawz.ca wrote:

 RED Announces a whole lot of stuff. They're worse than Sigma for
 shipping announced cameras (The EPIC hasn't shipped yet, there's a
 single one in the wild. It was announced before the Canon 5DmII)

 -Adam

 In their defence, at least they're open about what they're working on
 (and they clearly state that deadlines *will* move backwards). If
 Pentax were as open, we'd know whether there would be a FF camera in
 the near future, or a DA* 11-16mm f/2.8, or a 1.4x TC, or a DA Ltd
 28mm f/2, or a DA Ltd 135mm f/2.8, or...

 I prefer RED's approach.


   —M.

Pentax tried RED's approach with the 645D and MZ-D (Promise lots, ship
late to never). I prefer Pentax's current approach (promise nothing
until its ready).

-Adam

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Re: 645D fiddling

2011-01-13 Thread Adam Maas
I've used a 645DF (at a PhaseOne demo session for CaptureOne 5), it's
not just a studio camera and while not as slick as the 645D, it's
quite easy to use once you get the hang of it. Plenty of people
shooting in the field with it too.

-Adam

On Wed, Jan 12, 2011 at 9:47 PM, Steven Desjardins drd1...@gmail.com wrote:
 I just read a review of the PhaseOne 645DF in Shutterbug.  Aside from
 being considerably more expensive than the 645D, there was an obvious
 difference in the reviews of the 645D.  The DF is a studio camera and
 a but hard to use.
 Most of the 645D reviews have a guy running outside in the rain with
 the D and popping off these amazing nature shots.  Price aside, Pentax
 may have really nailed the Digital MF field camera.



 On Tue, Jan 11, 2011 at 11:18 AM, DagT li...@thrane.name wrote:
 I had the chance to try it today when I got my K-5, and I just have to add 
 one thing: The viewfinder was a dream!

 DagT
 http://www.thrane.name



 Den 6. jan. 2011 kl. 23.20 skrev AlunFoto:

 Fiddled with a 645D today. Some observations:

 1. The aperture coupler works. One can bring any lens out of its A
 position, and the aperture is still reported correctly to the camera.

 2. With extension tubes attached, exposure remains correct. Lens IDs
 of FA and DA lenses are not reported, though.

 3. Exposure of snow scenes is more conservative (ie a little too dark)
 than what you find with eg. K-7.

 4. There's no snap-in focus with manual focus lenses. This is the same
 as for 645N/645Nii.

 5. You will not boost your FPS by going from single to multiple
 drive mode. :-)

 6. There is a blessed absence of LiveView, video, and in-camera
 post-processing presets.

 oh, and what should be the zeroth point:
 It takes absolutely fabulous pictures, even of crappy motifs. :-)

 Jostein

 --
 http://www.alunfoto.no/galleri/
 http://alunfoto.blogspot.com

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Re: Sony A850 vs Pentax K-7 or Boris examines lots of photos

2011-01-13 Thread Adam Maas
The A850 and A900 are optimized for low ISO shooting. They use a
stronger Colour Filter Array than anything else short of a MF system
which gives them the best colour at low ISO's at the cost of poor high
ISO performance.

Note that if you downrez A900 files to APS-C resolutions you pick up
performance, the A900 downrez'd to 12MP delivers high ISO results only
about a half-stop behind a D700. But you need to downrez to get that
performance.

I'd expect the K-5 to provide similar performance in most regards,
with better High ISO performance out of the box and worse low-ISO
performance. Dynamic range should be similar though (the A900/A850
give up a bit of DR as well for the stronger CFA).

-Adam

On Tue, Jan 11, 2011 at 1:05 PM, paul stenquist pnstenqu...@comcast.net wrote:
 Good post. I suspect that the K-5 can outperform the A850 in all but pixel 
 count. But that's just a guess based on sensor tests and a wedding 
 photographer friend's comments regarding his A850.
 Paul
 On Jan 11, 2011, at 7:07 AM, Boris Liberman wrote:

 Hi!

 As I wrote earlier, my friends from DC (well, actually it is MD, but I like 
 to think of this as DC) came for a visit and left. Among other things I did 
 back up photos for my friend and I was given an opportunity to keep them for 
 my examination. He has Sony A850 and an assortment of lenses, notably the 
 famous Minolta Beer Can, Tamron 17-35/2.8-4.0 and Tamron 90/2.8 macro.

 I have looked and processed and examined and pixel peeped few dozen images 
 and compared some of them side by side given that we were shooting at the 
 same time on the same location.

 Few ideas crossed my mind:

 1. Under bright day light Sony wins hands down. The exposure latitude and 
 color fidelity are ahead of those of K-7. The dynamic range difference is 
 evident once you start to play with curves and look into shadow-to-light 
 transitions.

 2. Under low light both cameras struggle, though my friend does not shoot 
 above ISO 1600, while I shoot at ISO 3200. Given pixel count advantage, I 
 think it might be possible to downsize Sony images to take care of some of 
 the noise.

 So, on the surface it looks like naturally one might want to upgrade to 
 either full frame or another Pentax camera with better sensor.

 On the other hand, I had to look at 1:1 or even 3:1 (300% magnification) and 
 really side by side to see those differences. Of course playing with 
 exposure slider makes different impression immediately, but beside that I 
 really don't think that Pentax is so much behind. Let's say that the 
 difference is 10-15% although I do admit and do realize that these 
 percentage points are meaningless. What I am trying to say is that the 
 difference is relatively small.

 I have some reservations about the aforementioned lenses' performance in 
 some of the situations, but that's a different matter.

 Thankfully, I don't feel like I should or even must update from K-7 to K-5 
 or to Canon 5DMk2 or whatever. I kind of used to feel that way having seen 
 Paul's comparison shots from his basement.

 I also think that to say that camera A offers revolutionary improvements in 
 IQ dept over camera B (*) would be a serious overstatement or simply a 
 market speak.

 Well, at least I had my chance to vent.

 Boris

 (*) As long as both A and B are of similar general class. It stands to 
 reason that 16x24 and 24x36 cameras are closer than it might have seemed 
 initially.

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Re: 645D fiddling

2011-01-13 Thread Adam Maas
If their biggest complaint was the software, the Reviewer was an
idiot, CaptureOne (the software package for the 645DF) is only the #2
RAW conversion package on the market and is probably #1 for the sort
of customer that would be buying a MFDB solution. The software is
bulletproof and incredibly powerful but lacks the organizational
features of Lightroom (C1 is designed to be used in parallel with a
DAM solution). I used it for several years before moving to LR for the
DAM capabilities (driven more by how crappy Expression Media is than
any problem with C1, EM sucks, C1 doesn't but LR replaces both. I
still use C1 for some work though as its base conversions can be
significantly cleaner at high ISO's than LR's). If it simply wasn't
liking the software UI on the digital back, there's a reason why
PhaseOne offers 3 completely different UI paradigms (PhaseOne backs,
Leaf backs and Mamiya DM backs all have completely different UI
paradigms and work on the DF). The Leaf backs are closest to what a
DSLR shooter would expect.

The primary market for 645's is high-end location work, a pure studio
shooter will likely have an RZ or RB system instead, with a full
selection of leaf shutter lenses (rather than 3) and bellows focusing.
The entire point of the 645DF over other 645's is daylight sync
(1/1600 flash sync when using the 3 LS lenses with a P65+ or P45+
back, 1/800 with other backs and LS lenses).

-Adam

On Thu, Jan 13, 2011 at 6:48 PM, Steven Desjardins drd1...@gmail.com wrote:
 Look here, if you're going to confuse the issue with the facts. . .;-)

 SB just said that few of these will ever leave the studio.  Their
 biggest complaint, as I understood it, involved the software.

 On Thu, Jan 13, 2011 at 5:47 PM, Adam Maas a...@mawz.ca wrote:
 I've used a 645DF (at a PhaseOne demo session for CaptureOne 5), it's
 not just a studio camera and while not as slick as the 645D, it's
 quite easy to use once you get the hang of it. Plenty of people
 shooting in the field with it too.

 -Adam

 On Wed, Jan 12, 2011 at 9:47 PM, Steven Desjardins drd1...@gmail.com wrote:
 I just read a review of the PhaseOne 645DF in Shutterbug.  Aside from
 being considerably more expensive than the 645D, there was an obvious
 difference in the reviews of the 645D.  The DF is a studio camera and
 a but hard to use.
 Most of the 645D reviews have a guy running outside in the rain with
 the D and popping off these amazing nature shots.  Price aside, Pentax
 may have really nailed the Digital MF field camera.



 On Tue, Jan 11, 2011 at 11:18 AM, DagT li...@thrane.name wrote:
 I had the chance to try it today when I got my K-5, and I just have to add 
 one thing: The viewfinder was a dream!

 DagT
 http://www.thrane.name



 Den 6. jan. 2011 kl. 23.20 skrev AlunFoto:

 Fiddled with a 645D today. Some observations:

 1. The aperture coupler works. One can bring any lens out of its A
 position, and the aperture is still reported correctly to the camera.

 2. With extension tubes attached, exposure remains correct. Lens IDs
 of FA and DA lenses are not reported, though.

 3. Exposure of snow scenes is more conservative (ie a little too dark)
 than what you find with eg. K-7.

 4. There's no snap-in focus with manual focus lenses. This is the same
 as for 645N/645Nii.

 5. You will not boost your FPS by going from single to multiple
 drive mode. :-)

 6. There is a blessed absence of LiveView, video, and in-camera
 post-processing presets.

 oh, and what should be the zeroth point:
 It takes absolutely fabulous pictures, even of crappy motifs. :-)

 Jostein

 --
 http://www.alunfoto.no/galleri/
 http://alunfoto.blogspot.com

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Re: 645D fiddling

2011-01-13 Thread Adam Maas
It's a standard install and software key for CaptureOne (tied to an
account at phaseone.com), difficulty is right in between LR and
Photoshop (harder than LR, easier than PS) for activation. C1 comes
with the PhaseOne and Mamiya packages (IIRC Leaf still ships with
their own, crappier, software, but the backs are supported by C1 and
LR/ACR).

If he had to call tech support he was almost assuredly not following
the simple instructions or his account was screwed up somehow.
PhaseOne's activation scheme is frankly brilliant, it's designed
specifically so you can deactivate one of your home installs, pickup a
rental laptop on location with your rental camera kit, activate C1 on
the rental with your account and have your software working fully on
_your_ license, deactivate it on return of the kit (or remotely) and
then reactivate your home systems when you get home to process the
files. It's a good combination of low hassle and portable licensing.

I've never had an issue across 5 machines and multiple versions of the
software (I currently own C1 5 and 4.8, both non-Pro versions, will
add 6 when support for the Sony SLT's ships).

-Adam


On Thu, Jan 13, 2011 at 7:34 PM, Steven Desjardins drd1...@gmail.com wrote:
 He said his biggest problem was getting the software installed and
 activated.  He said he needed tech support and suspects that the
 reader will as well.  I cant find a way to clip out the exact quote
 from my digital copy of SB.

 On Thu, Jan 13, 2011 at 7:12 PM, Adam Maas a...@mawz.ca wrote:
 If their biggest complaint was the software, the Reviewer was an
 idiot, CaptureOne (the software package for the 645DF) is only the #2
 getted RAW conversion package on the market and is probably #1 for the sort
 of customer that would be buying a MFDB solution. The software is
 bulletproof and incredibly powerful but lacks the organizational
 features of Lightroom (C1 is designed to be used in parallel with a
 DAM solution). I used it for several years before moving to LR for the
 DAM capabilities (driven more by how crappy Expression Media is than
 any problem with C1, EM sucks, C1 doesn't but LR replaces both. I
 still use C1 for some work though as its base conversions can be
 significantly cleaner at high ISO's than LR's). If it simply wasn't
 liking the software UI on the digital back, there's a reason why
 PhaseOne offers 3 completely different UI paradigms (PhaseOne backs,
 Leaf backs and Mamiya DM backs all have completely different UI
 paradigms and work on the DF). The Leaf backs are closest to what a
 DSLR shooter would expect.

 The primary market for 645's is high-end location work, a pure studio
 shooter will likely have an RZ or RB system instead, with a full
 selection of leaf shutter lenses (rather than 3) and bellows focusing.
 The entire point of the 645DF over other 645's is daylight sync
 (1/1600 flash sync when using the 3 LS lenses with a P65+ or P45+
 back, 1/800 with other backs and LS lenses).

 -Adam

 On Thu, Jan 13, 2011 at 6:48 PM, Steven Desjardins drd1...@gmail.com wrote:
 Look here, if you're going to confuse the issue with the facts. . .;-)

 SB just said that few of these will ever leave the studio.  Their
 biggest complaint, as I understood it, involved the software.

 On Thu, Jan 13, 2011 at 5:47 PM, Adam Maas a...@mawz.ca wrote:
 I've used a 645DF (at a PhaseOne demo session for CaptureOne 5), it's
 not just a studio camera and while not as slick as the 645D, it's
 quite easy to use once you get the hang of it. Plenty of people
 shooting in the field with it too.

 -Adam

 On Wed, Jan 12, 2011 at 9:47 PM, Steven Desjardins drd1...@gmail.com 
 wrote:
 I just read a review of the PhaseOne 645DF in Shutterbug.  Aside from
 being considerably more expensive than the 645D, there was an obvious
 difference in the reviews of the 645D.  The DF is a studio camera and
 a but hard to use.
 Most of the 645D reviews have a guy running outside in the rain with
 the D and popping off these amazing nature shots.  Price aside, Pentax
 may have really nailed the Digital MF field camera.



 On Tue, Jan 11, 2011 at 11:18 AM, DagT li...@thrane.name wrote:
 I had the chance to try it today when I got my K-5, and I just have to 
 add one thing: The viewfinder was a dream!

 DagT
 http://www.thrane.name



 Den 6. jan. 2011 kl. 23.20 skrev AlunFoto:

 Fiddled with a 645D today. Some observations:

 1. The aperture coupler works. One can bring any lens out of its A
 position, and the aperture is still reported correctly to the camera.

 2. With extension tubes attached, exposure remains correct. Lens IDs
 of FA and DA lenses are not reported, though.

 3. Exposure of snow scenes is more conservative (ie a little too dark)
 than what you find with eg. K-7.

 4. There's no snap-in focus with manual focus lenses. This is the same
 as for 645N/645Nii.

 5. You will not boost your FPS by going from single to multiple
 drive mode. :-)

 6. There is a blessed absence of LiveView, video, and in-camera

Re: 645D fiddling

2011-01-13 Thread Adam Maas
Indeed you are. I'm annoyed at the reviewer, not you.

-Adam

On Thu, Jan 13, 2011 at 7:51 PM, Steven Desjardins drd1...@gmail.com wrote:
 Not having used it, I'm just reporting what I've read.

 On Thu, Jan 13, 2011 at 7:48 PM, Adam Maas a...@mawz.ca wrote:
 It's a standard install and software key for CaptureOne (tied to an
 account at phaseone.com), difficulty is right in between LR and
 Photoshop (harder than LR, easier than PS) for activation. C1 comes
 with the PhaseOne and Mamiya packages (IIRC Leaf still ships with
 their own, crappier, software, but the backs are supported by C1 and
 LR/ACR).

 If he had to call tech support he was almost assuredly not following
 the simple instructions or his account was screwed up somehow.
 PhaseOne's activation scheme is frankly brilliant, it's designed
 specifically so you can deactivate one of your home installs, pickup a
 rental laptop on location with your rental camera kit, activate C1 on
 the rental with your account and have your software working fully on
 _your_ license, deactivate it on return of the kit (or remotely) and
 then reactivate your home systems when you get home to process the
 files. It's a good combination of low hassle and portable licensing.

 I've never had an issue across 5 machines and multiple versions of the
 software (I currently own C1 5 and 4.8, both non-Pro versions, will
 add 6 when support for the Sony SLT's ships).

 -Adam


 On Thu, Jan 13, 2011 at 7:34 PM, Steven Desjardins drd1...@gmail.com wrote:
 He said his biggest problem was getting the software installed and
 activated.  He said he needed tech support and suspects that the
 reader will as well.  I cant find a way to clip out the exact quote
 from my digital copy of SB.

 On Thu, Jan 13, 2011 at 7:12 PM, Adam Maas a...@mawz.ca wrote:
 If their biggest complaint was the software, the Reviewer was an
 idiot, CaptureOne (the software package for the 645DF) is only the #2
 getted RAW conversion package on the market and is probably #1 for the sort
 of customer that would be buying a MFDB solution. The software is
 bulletproof and incredibly powerful but lacks the organizational
 features of Lightroom (C1 is designed to be used in parallel with a
 DAM solution). I used it for several years before moving to LR for the
 DAM capabilities (driven more by how crappy Expression Media is than
 any problem with C1, EM sucks, C1 doesn't but LR replaces both. I
 still use C1 for some work though as its base conversions can be
 significantly cleaner at high ISO's than LR's). If it simply wasn't
 liking the software UI on the digital back, there's a reason why
 PhaseOne offers 3 completely different UI paradigms (PhaseOne backs,
 Leaf backs and Mamiya DM backs all have completely different UI
 paradigms and work on the DF). The Leaf backs are closest to what a
 DSLR shooter would expect.

 The primary market for 645's is high-end location work, a pure studio
 shooter will likely have an RZ or RB system instead, with a full
 selection of leaf shutter lenses (rather than 3) and bellows focusing.
 The entire point of the 645DF over other 645's is daylight sync
 (1/1600 flash sync when using the 3 LS lenses with a P65+ or P45+
 back, 1/800 with other backs and LS lenses).

 -Adam

 On Thu, Jan 13, 2011 at 6:48 PM, Steven Desjardins drd1...@gmail.com 
 wrote:
 Look here, if you're going to confuse the issue with the facts. . .;-)

 SB just said that few of these will ever leave the studio.  Their
 biggest complaint, as I understood it, involved the software.

 On Thu, Jan 13, 2011 at 5:47 PM, Adam Maas a...@mawz.ca wrote:
 I've used a 645DF (at a PhaseOne demo session for CaptureOne 5), it's
 not just a studio camera and while not as slick as the 645D, it's
 quite easy to use once you get the hang of it. Plenty of people
 shooting in the field with it too.

 -Adam

 On Wed, Jan 12, 2011 at 9:47 PM, Steven Desjardins drd1...@gmail.com 
 wrote:
 I just read a review of the PhaseOne 645DF in Shutterbug.  Aside from
 being considerably more expensive than the 645D, there was an obvious
 difference in the reviews of the 645D.  The DF is a studio camera and
 a but hard to use.
 Most of the 645D reviews have a guy running outside in the rain with
 the D and popping off these amazing nature shots.  Price aside, Pentax
 may have really nailed the Digital MF field camera.



 On Tue, Jan 11, 2011 at 11:18 AM, DagT li...@thrane.name wrote:
 I had the chance to try it today when I got my K-5, and I just have to 
 add one thing: The viewfinder was a dream!

 DagT
 http://www.thrane.name



 Den 6. jan. 2011 kl. 23.20 skrev AlunFoto:

 Fiddled with a 645D today. Some observations:

 1. The aperture coupler works. One can bring any lens out of its A
 position, and the aperture is still reported correctly to the camera.

 2. With extension tubes attached, exposure remains correct. Lens IDs
 of FA and DA lenses are not reported, though.

 3. Exposure of snow scenes is more conservative (ie a little too

Re: 645D fiddling

2011-01-10 Thread Adam Maas
On Mon, Jan 10, 2011 at 1:44 AM, David Mann d...@multisport.net.nz wrote:
 On Jan 9, 2011, at 8:56 PM, Boris Liberman wrote:

 Dave, I looked at the lenses and it seems that RED system is based around 
 either 24x36 mm or smaller sensors, not MF ones...


 Looks like you're right.  I remember seeing reference to a 6x17cm sensor on 
 their website but that was a while ago.  It's mentioned on the Wikipedia page 
 as announced...

 http://en.wikipedia.org/wiki/Red_Digital_Cinema_Camera_Company#Epic

 Dave

RED Announces a whole lot of stuff. They're worse than Sigma for
shipping announced cameras (The EPIC hasn't shipped yet, there's a
single one in the wild. It was announced before the Canon 5DmII)

-Adam

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Re: Pentax 67 resolution compared to 15 MP Digital

2011-01-09 Thread Adam Maas
On Mon, Jan 3, 2011 at 5:13 AM, Gasha cir...@konts.lv wrote:

 Pentax 67 takes a lot more time to shoot.
 If you walk around with your friens, you can shoot something with digital
 SLR.

 In contrast, when you walk with Pentax 67 (and tripod), you cannot take your
 friends with you :)

 Gasha


You certainly can walk around taking pictures with a 67. During the
brief period I had mine I shot about 20 rolls handheld and 3-4 rolls
on a tripod. Got good results when shooting handheld.

I'd still recommend a Mamiya 7 or GS/GSW670 for the dedicated handheld
shooter but the 67 can do it just fine.

-Adam

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Re: Re: Pentax 67 resolution compared to 15 MP Digital

2011-01-09 Thread Adam Maas
On Sun, Jan 9, 2011 at 12:15 PM, Godfrey DiGiorgi gdigio...@gmail.com wrote:
 I occasionally get nostalgic and think I want to work with film again.
 Then I shoot a roll of film, have it processed, and work through the
 scanning business. After that, and after I look at the photos the
 process creates, I put the film camera away until the next time I feel
 nostalgic.

 Going through the cycle yet again right now. I've been scanning this
 roll of XP2 Super from the Olympus Trip 35. Two hours and some just to
 get the scanning done with a mostly automated process. It's a
 delightful camera, I like shooting with it. The photos it made are
 lovely. But I'm done once more with film.

 I'll be going for a walk soon and will carry ... the Olympus E-5.
 Hopefully the Fuji X100 will live up to my expectations, it would be
 nice to have a camera like the Trip 35 for when I want something
 smaller and lighter to knock about with.


Ironically I've come to feel the same way about digital as you do
about film. I still shoot some digital (Event work and the occasional
desire to shoot for myself) but I keep going back to film for my
personal shooting. 159 rolls last year and I expect to shoot more this
year.

-Adam

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Re: 645D fiddling

2011-01-09 Thread Adam Maas
On Sun, Jan 9, 2011 at 1:04 AM, Boris Liberman bori...@gmail.com wrote:
 On 1/8/2011 3:17 PM, paul stenquist wrote:

 I find the video mildly useful and entertaining on the K-5. Wouldn't
 want it on a 645D. Don't use any presets or post processing. I have
 used live view when necessary to get a shot, and it works well on the
 K-5. Paul

 I don't think that video and/or live view is technologically viable on 645D.
 Consider the power consumption of the unit during video recording. May be
 some day they will come up with a sensor that can be powered up only
 partially, say in the center. Then we might get medium format cameras
 shooting video. Alternatively they still owe us power supply revolution
 /grin/.

 Boris

The sensor is not capable of LV or video. Which is a distinct loss in
the case of Live View (which is a superb innovation as it turns your
DSLR into a miniature view camera, complete with a built-in magnifier.
Absolutely awesome when working on a tripod).

Personally I could care less about video. Ditto for in-camera
processing and its multiple variations.

-Adam

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Re: Focal Length Constriction and RF's

2010-12-24 Thread Adam Maas
I'm primarily a film shooter using lenses in the 24-85mm range myself.

If you normally use 2-3 primes and spend most of your time with a 35
or 50mm lens and switch to the wider or longer lens on occasion, the
RF is just about ideal unless you do a lot of close-up work. Note a
24mm lens needs an auxilliary finder on most RF's, generally the
widest framelines are 28mm or 35mm. You want your widest framelines to
match your first or second most heavily used lens.

I actually do shoot an RF, I've got a Voigtlander Bessa R with 35, 50
and 85mm lenses (I use the 90mm framelines for the 85). I'll probably
add a CV 25/4 at some point to that kit. Right now I shoot probably 20
rolls a year with it (out of 90 or so rolls of 35mm a year).

If you tend to use more lenses in that range or shoot mostly within
the 60-85mm range I'd stick with an SLR. An RF;s 75  90mm framelines
tend to be a little small and working with longer than 50mm lenses is
better left to a SLR if done in large doses. Additionally RF's are
more accurate at focusing the wider the lens is and SLR's are the
opposite.

-Adam

On Fri, Dec 24, 2010 at 1:39 AM, Andrew Allen andrewdall...@gmail.com wrote:
 First, let me say thank you to those who e-mailed me with suggestions
 on how to enjoy this mailing list and send some specific messages
 straight to the circular file.  That being said, I suppose one must
 have a thick skin when dealing with any 'open' internet forum.

 Back to photography, I was wondering if anyone has the same affliction
 I do; that is, using certain focal lengths almost exclusively.  I find
 that 90% of my needs are covered by the rough range of 24mm - 85mm
 (this being a 35mm equivalent range).  That is wide through portrait -
 clearly, I don't do any birding or serious sports work.  Recently, I
 had a friend told me I should try out a RF for my needs - of course
 I'd love an M9 - but I've yet to win the lottery.  Any thoughts on
 this focal length constriction, and the use of a RF for street
 shooting versus a DSLR?

 --
 Andrew Allen
 Freelance Photographer and Writer
 www.andrewallenphoto.com

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Re: Jupiter 9 85/2

2010-12-24 Thread Adam Maas
Got one in LTM form. Nice lens overall, soft wide open, sharp by f2.8.
Focus is a crapshoot on my Bessa R (not enough baseline to focus it
wider open than f4) but on a SLR the only issues will be the typically
old Sonnar low contrast  softness wide open. My copy is remarkably
good though.

It's a clone of the old Contax 85/2 Sonnar for the early Contax rangefinders.

For not too much more than a pristine copy you could get an M 85/2 or
Leitax a Contax 85/2.8 Sonnar. The latter has the same basic signature
with better colour, smaller size and no sharpness issues wide open. A
cheap Jupiter-9 isn't a bad deal if you get a good one. Soviet
crapshoot rules do apply here.

-Adam

On Fri, Dec 24, 2010 at 2:36 PM, Collin Brendemuehl
coll...@brendemuehl.net wrote:
 Anyone here use it?
 Satisfied with it?

 Sincerely,

 Collin Brendemuehl
 http://kerygmainstitute.org

 He is no fool who gives what he cannot keep to gain what he cannot lose
 -- Jim Elliott






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Re: laptop recommendation

2010-12-12 Thread Adam Maas
On Tue, Dec 7, 2010 at 12:43 PM, Kenton Brede kbr...@gmail.com wrote:
 I've decided to purchase a laptop for RAW image processing.  I'm also
 a budding nature audio recordist, so I'll be doing audio post
 processing as well.  So far I've only played with Bibble and Picassa a
 bit processing photos.  My plan is to give Photoshop and Lightroom a
 try.

 I would like to purchase a mac since it's unix based, but I need a
 more compelling reason than that to justify spending the extra money.

 Those of you who've used image processing software on both platforms,
 what reasons made you settle on one OS over the other for working
 images?

 Thanks,
 Kent

It's a tossup, really.

Right now I'd have to prefer Windows for Photo editing work. Better 64
bit support (allowing you to make use of more than 3GB of RAM) and the
printing system doesn't have the issues that Snow Leopard currently
has (and Apple still hasn't fixed. It ain't just PS with profile
issues in Snow Leopard, the problem is in the printing system). It's
not a huge difference but Windows has fixed most of the 64 bit issues
and OS X still has a few of those. This is mostly a result of Windows
(and the Windows version of Photoshop) having gone fully 64-bit a full
version cycle ahead of OS X.

That said, OS X is definitely ahead for Audio work and you get a
pretty good low-end multitrack recording app in Garageband for free.

-Adam

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Re: laptop recommendation

2010-12-12 Thread Adam Maas
On Sun, Dec 12, 2010 at 10:38 PM, steve harley p...@paper-ape.com wrote:
 On 2010-12-12 11:02 , Adam Maas wrote:

 Right now I'd have to prefer Windows for Photo editing work. Better 64
 bit support (allowing you to make use of more than 3GB of RAM)

 what specifically is better? i'm curious, and wondering if it has  to do
 with the fact that Photoshop switched from Carbon to Cocoa as of CS5, or is
 it plugins still at 32 bit? for most people, are photographic images large
 enough that it matters?

 (as i understand it Lightroom's been Cocoa, and thus 64-bit since version 2,
 though i can suppose plugins could be a problem there too)

The biggest issues are twofold, first off PS CS5 is rather buggy on OS
X, where it's effectively a 1.0 release (first Cocoa version) while
the Windows version is much more stable (PS has been better on Windows
for the last two releases due to the Carbon/Cocoa switch and related
issues). Secondly you've got the relative lack of 64bit plugins on the
Mac side limiting the utility of CS5 in 64bit form, thirdly you've got
the lack of 64bit support in most non-PS imaging apps on the Mac side
unlike Windows where pretty much everything's been 64-bit capable for
a full release cycle or more.

The problems with 64bit on OS X are: a combination of the Carbon/Cocoa
switch which was forced by Apple killing the announced 64-bit Carbon
support late in the dev cycle which caused the CS4 release cycle to
stay 32bit on OS X, serious bugs with Photoshop CS5 related to the
switch (CS5 on Windows is simply more stable than the Mac version),
the fact that many plugins which are 64bit capable in Windows aren't
in their Mac versions as their release cycles haven't caught up to
CS5, the fact that CS5 has even more issues in 32 bit mode on OS X
than it does in 32 bit mode (max memory limitations which CS3 and CS4
lack and you have to use the 32bit version of CS5 to use 32bit
plugins) and the simple fact that 64 bit support is much more mature
on the Windows side (where it's been functionally mature since Vista
was released) than the Mac side (where Snow Leopard is the first fully
64bit version of OS X) which means that there's a solid library of
64bit capable apps and drivers in Windows which OS X lacks. OS X is
well ahead of where Vista was in terms of 64 bit support at the same
point in the release cycle thanks to the partial 64 bit support in
Leopard but it lags where Windows is now.

LR does have less issues because it's been on Cocoa for longer than PS.

Note I expect that these issues will go away with the next release
cycle for PS and OS X, but they do exist today.

-- Adam

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Re: I Wish

2010-12-10 Thread Adam Maas
There isn't one? It's an option on the higher-end Canon and Nikon bodies.

-Adam

On Fri, Dec 10, 2010 at 10:21 AM, Jack Davis jdavi...@yahoo.com wrote:
 I wish there were an AF-C custom function setting available wherein I could 
 disallow the shutter's releasing unless focus is achieved. Still, for special 
 affects, re-focus or.. I'd like to retain a shutter priority option.
 Make sense to anyone else?

 Jack





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Re: BW film home made processing... now that is cheap (+smartphone helpful apps)

2010-12-09 Thread Adam Maas
Tmax Developer is excellent, but just about the most expensive option.
I use it solely for pushing film as it's also just about the best for
maintaining shadow detail when pushing. I most of my developing with
D-76 or Rodinal, with the latter used solely for slow films and D-76
for any medium speed films.

-Adam

On Thu, Dec 9, 2010 at 9:24 AM, P N Stenquist pnstenqu...@comcast.net wrote:
 TMax developer works well, and it has a long shelf life. I shot a roll of BW 
 in my Leica a few months ago and processed it with some TMax that's been 
 sitting on the shelf for about seven years. No problems. At normal 
 development times, the negative density was spot on. When I was shooting a 
 lot of BW, I preferred D-76 mixed 1:1 with water -- a somewhat gentle soup 
 that yielded a nice range of midtones-- but it involved a lot of work, since 
 D-76 is only sold as a mix-it-yourself powder.
 Paul
 On Dec 9, 2010, at 7:54 AM, Thibouille wrote:

 I bought Tmax because that's what my reseller had in stock.
 Heard a couple time Tmax is the best developper, ever. Dunno what to
 think about that but at least it is a good one, which is OK for me.

 2010/12/8 Gasha cir...@konts.lv:
 Welcome to the club!!!

 I discovered these nice things about 5 years ago. So far used only Rodinal,
 but i hope to try also Ilfosol.

 Gasha

 Thibouille wrote:

 Just understood how cheaper it was to process film in house.
 Got material from my brother, just needed the chemical part.
 Got developper + fixer for 30 Euros, dunno if it is about a right
 price or not...

 I can process 40 35mm films with that, compared to 6 euros per film
 when dropped to my reseller. Ouch !

 BTW, just found out there're a couple nice apps helping, at least on
 iPhone.
 The Massive Dev Chart, ( http://www.digitaltruth.com ) is available
 with complete database of developper/film times, stopwatch etc.
 Very impressive.



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Re: Brief but direct encounter with Sony SLT-A55

2010-12-05 Thread Adam Maas
I've had an A33 since September, ditched my K-x for it. (same basic
camera, but 14MP, no GPS and only 7fps in the special burst mode). A
couple comments interspersed.

On Sun, Dec 5, 2010 at 12:33 PM, Miserere miser...@gmail.com wrote:
 On 5 December 2010 03:48, Boris Liberman bori...@gmail.com wrote:
 Hello there, great and wise women and men of PDML. I have witnessed Sony
 SLT-A55 and here is the impressions from that encounter:

 1. It is small and light. It is so small that people with bigger hands
 (unlike me) may have difficulty operating it.

If you're OK with a K-m/x/r, the A33/55 are fine for size, they're
just a smidgen smaller.


 2. A number of operations require that you press buttons on the back of the
 camera and if you want to do so without taking it away from your eye, it may
 be a bit difficult at first. But after two-three times I did it, it did not
 felt awkward at all.

It generally works well, some things are a bit awkward though, but I
rarely find myself changing most settings at eyelevel.


 3. The lack of mirror slap is unusual. It is even more unusual that the
 sound of shutter release /seems/ like it is combined of two distinct sounds.
 It is not loud, though it is hard to tell if K-7 is quieter. And I did not
 have K-7 on me to compare them side by side.

The shutter is normally open and fires twice (closes before the
exposure, opens for the exposure, closes again then opens for the LV
feed). This 'fires twice' sound is common to all the EVIL cameras.


 4. The EVF. Well, EVFs will rule the world. Seriously. Consider this:

 a. To perform precision manual focus you simply point you camera where you
 want, press delete button twice and you get x7.5 magnified area where you
 can focus as precise as you want. You will also see how shaky your hands,
 but once you depress ever so slightly the shutter release button, the view
 returns back to regular and you can compose the shot. My immediate and first
 impression is that this is /significantly/ more convenient than split
 focusing screen and magnifying eye cap, simply because you get way more
 magnification and hence the precision. I tried it and was impressed by how
 easy the process was and how precise I could focus effectively right out of
 the box.

And that's the killer app for the EVF. I replaced the K-x with the A33
solely because of the EVF making precision focus easier, especially in
low light. It's also surprisingly easy to focus accurately without the
magnification when using an EVF.


 b. Since this thing is electronic, you can do all kinds of menu related
 operations without taking the camera off your eye. I can hardly imagine how
 often such a thing could be useful, but it is there nonetheless.

 c. I did a but of moving of the camera around rapidly - the response of the
 VF was sufficiently smooth. Nothing I could object to.

 d. At the end I did feel a bit of strain in my eyes, but it has to be said
 that:
 d1. I couldn't change the diopter correction if there were any.

Diopter adjustment is a wheel on the viewfinder like most SLR's, not
Pentax's slide-type setting.

 d2. I usually have one or two days of felt eye strain if I change monitors.
 Then it subsides. May be something similar would have happened if I had this
 camera for more than 15 minutes.

 5. As a funny or peculiar point, I'd like to point out that this camera also
 has the electronic level that is implemented as a rather odd looking bracket
 around the center of the screen.

It works pretty well though, I like it better than most level implementations


 6. And finally, for those of us who like to geotag - this camera has a
 built-in GPS module that automatically geotags your images.

A55V is only available in some markets, a non-GPS A55 unit is
available in the others. The A33 loses the GPS as well.

 All in all - worthy of any praise and quite excellent camera.

 Boris

 Welcome to the Dark Side of EVF lovers, Boris. I was also impressed
 with the A55, which is saying something because I've never been
 impressed by any of Sony's APS-C cameras (though never used the A700).

 How did you find AF speed? I thought it was good, with the added
 benefit that you can set your AF point to practically any place in the
 VF.


   —M.

The AF speed is amazing for a camera at this pricepoint, as good as
anything else in the sub-$1k USD range. In really low light the AF is
as good or better than the D300 on the centre point (I was stunned
when I found my A33 could AF in any light where I could reasonably get
an exposure).

You can't select an AF point anywhere in the frame though (unlike the
Micro-4/3rds cameras), just one of the 15 fixed AF points. They cover
a good portion of the frame though.


-Adam

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Re: Enablement: Biting the bullet on the K1000 + 50mm f/?

2010-11-28 Thread Adam Maas
Ansel was never much of a 35mm shooter (his preferred non-LF camera
was a Hasselblad, at least late in his career). And most of his 35mm
stuff was RF-era although IIRC he did shoot some with a Nikon F late
in his career.

One thing to recall is that Ansel was pretty much at the end of his
shooting career by the time SLR's became common. He did most of his
shooting from the late 1920's through the early 1960's.

-Adam

On Sat, Nov 27, 2010 at 11:04 PM, Stan Halpin
s...@stans-photography.info wrote:
 I had a friend/colleague who took a Ansel Adams workshop in Yosemite in 1971. 
 I don't remember any comment about what (if anything) AA used to shot 35mm - 
 the main thing my friend learned was about the zone system, visualization, 
 and the use of the Polaroid SX-70 (IIRC) to check the composition,  lighting 
 etc. before committing to a shot with a film camera.

 stan

 On Nov 27, 2010, at 10:41 PM, paul stenquist wrote:

 The k1000 was introduced in 1976. By that time, Adams was 74 years old and  
 had quit shooting for the most part and was just making some reprints and 
 organizing his archives. Also, remember that the Pentax's fortunes in 35mm 
 photography had slipped considerably by the time of the K series launch, and 
 the K1000, while a nice student camera, was the entry level offering of the 
 Pentax K lines. In other words, Ansel Adams probably never touched one, 
 although if he had, he might have liked it.
 Paul
 On Nov 27, 2010, at 8:00 PM, Bob Sullivan wrote:

 Wasn't it St. Ansel's camera of choice when he wasn't shooting big 
 negatives?

 O
 On Sat, Nov 27, 2010 at 3:09 PM, Walter Gilbert ldott...@gmail.com wrote:
 As of approximately 6:00 PM central time this evening, I'll be the proud
 owner of a Pentax K1000 and what I suspect will be the 50mm f/2 (
 --
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 http://www.nickdavidwright.net/

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Re: OT: Epson V500

2010-11-28 Thread Adam Maas
1200dpi is low for MF work. I scan MF and LF with my Epson 4870
(predecessor to the V700) and use 2400dpi for MF and 1200 for LF
(Can't use 2400dpi for LF as it exceeds the 10,000 pixel limit on
older versions of PS). 1200dpi just doesn't give me a really usable
file from MF negs.

3200 is probably overkill even for 35mm as most flatbeds don't
actually resolve appreciably more than 2000dpi. That said, it won't
hurt anything and files remain reasonably sized.

-Adam

On Sat, Nov 27, 2010 at 6:46 PM, Nick David Wright
pedalsandpr...@gmail.com wrote:
 Thanks for point that out. I was wondering how he was getting away
 with 1200dpi, even though I knew he was talking about medium format. I
 just hadn't put the two together yet. ;-)

 On Sat, Nov 27, 2010 at 4:33 PM, Stan Halpin
 s...@stans-photography.info wrote:

 On Nov 27, 2010, at 3:44 PM, Brian Walters wrote:
 Got my new scanner in the mail this morning.

 I like it very much. Been fooling around, relearning how to scan negs.
 It's been nearly 10 years since I've scanned for myself.

 I've made a couple scans at 3200 dpi and the results are good enough
 for me. Those scans net me a JPG file that's 5mb and equates to a
 little more than 8x12 at 300dpi. There is just a hint of softness to
 the scans, but nothing someone would notice unless they're pixel
 peeping.

 On Sat, 27 Nov 2010 11:28 -0600, Nick David Wright
 pedalsandpr...@gmail.com wrote:
 I don't know how 'good' this is but I came across it some months ago on
 a blog I follow occasionally:

 http://photo-utopia.blogspot.com/2010/11/scanning-with-epson-v500.html


 Note that the blog is referring to scans from medium format film. Your 3200 
 choice may be a better starting point for 35mm images.

 stan
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Re: Enablement: Biting the bullet on the K1000 + 50mm f/?

2010-11-28 Thread Adam Maas
The M series were something of an uptick in Pentax's fortunes as
things had been headed downhill after the success of the early
Spotmatics. The later Spotties never sold as well as the early ones
and the K series didn't really sell any better which is why they were
replaced so quickly. But even the M's didn't stall Pentax's decline,
instead they cemented Pentax's reputation as a low-end camera company.

Remember in the mid-60's Pentax dominated the 35mm SLR world alongside
Nikon. By 1972-73 they were a much smaller player as Canon and Minolta
in particular had introduced successful modern designs. Pentax never
came close to regaining the marketshare or status they had in the
mid/late 60's.

-Adam

On Sun, Nov 28, 2010 at 1:20 PM, P. J. Alling
webstertwenty...@gmail.com wrote:
 You've got that backwards Paul.  The K series, preceded the M series of
 cameras, which made Pentax in the '70's, (a lot of ME and ME variant cameras
 were sold).  The K1000 was release soon after the introduction of the M
 series after the other K series cameras were dropped.  It the various
 cameras after the M series and Minolta's introduction of the first really
 practical Auto Focus cameras began Pentax's decline.

 On 11/27/2010 10:41 PM, paul stenquist wrote:

 The k1000 was introduced in 1976. By that time, Adams was 74 years old and
  had quit shooting for the most part and was just making some reprints and
 organizing his archives. Also, remember that the Pentax's fortunes in 35mm
 photography had slipped considerably by the time of the K series launch, and
 the K1000, while a nice student camera, was the entry level offering of the
 Pentax K lines. In other words, Ansel Adams probably never touched one,
 although if he had, he might have liked it.
 Paul
 On Nov 27, 2010, at 8:00 PM, Bob Sullivan wrote:

 Wasn't it St. Ansel's camera of choice when he wasn't shooting big
 negatives?

 On Sat, Nov 27, 2010 at 3:19 PM, Nick David Wright
 pedalsandpr...@gmail.com  wrote:

 I've been shooting the past two years almost exclusively with the
 M-50/2, if that's what you're getting you won't be disappointed.

 As for the camera, maybe it's not the greatest but its all anyone
 ever needs to make a photo. And it will teach you more about
 photography than any auto mode will.

 ~nick

 On Sat, Nov 27, 2010 at 3:09 PM, Walter Gilbertldott...@gmail.com
  wrote:

  As of approximately 6:00 PM central time this evening, I'll be the
 proud
 owner of a Pentax K1000 and what I suspect will be the 50mm f/2
 (though,
 hoping for a pleasant surprise on the lens).  Having spoken to the
 owner,
 it's been very lightly used, is fully functioning, and in need of a
 battery.
  I'd been afraid I was going to miss out on it, but as luck would have
 it, a
 little bit of computer tech work suddenly presented itself which
 allowed me
 to go ahead bite on it.

 I know it's not the greatest camera and/or lens on the planet, but I'm
 pretty excited about finally being able to lay hands on a 50mm prime
 without
 having to order the thing over the 'net.  I have a feeling I'm going to
 get
 a LOT of use out of this lens on my K-x (and my recent discovery of the
 advantages of raw shooting -- [still sobbing over the shots lost to the
 jpg
 engine]), and may even venture into a bit of BW film photography
 before all
 is said and done.

 Anyway ... here's asking for crossed fingers toward the hope for a
 f/1.2 --
 but, at $40 US, I'll take it whatever it is.

 -- Walt



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Re: Enablement: Biting the bullet on the K1000 + 50mm f/?

2010-11-28 Thread Adam Maas
On Sun, Nov 28, 2010 at 3:17 PM, Brian Walters supera1...@fastmail.fm wrote:



 The K1000 may have been a Spotmatic F with a bayonet mount but I always
 felt that the others in the K series were maligned unfairly.  My
 favourite of the K and M series has always been the KX - it's
 match-needle metering system was very intuitive - much more so than that
 of the later MX.  The MX is wonderful but I find it just too small.



 Cheers

 Brian

The MX lacked the great weakness of the K line, the very unrefined
build  feel. While I'm not a big MX fan (I found it smallish,
unreliable and the viewfinder is a triumph of specifications over
utility) I'd be hard pressed to take any of the K line over a MX
without the on/off problems. I've shot with the KX and K1000 and owned
a K2. They're competent cameras but after working extensively with the
Nikon FM2n and FE2 (which are essentially the FM and FE with better
shutters, the basic design is concurrent with the K series) it's hard
to call the K series anything other than competent but unimpressive
cameras.

Of course the only Pentax 35mm bodies I've truly liked are the LX and
PZ-1p, particularly the LX.

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Re: Enablement: Biting the bullet on the K1000 + 50mm f/?

2010-11-28 Thread Adam Maas
On Sun, Nov 28, 2010 at 3:38 PM, Brian Walters supera1...@fastmail.fm wrote:

 Well, I've never used the Nikons so I have no basis for comparison, and
 my relatively recently aquired LX remains unused (something I will
 definitely redress in the new year).  Having held the KX, MX and LX,
 though, I still like the 'feel' of the KX over the others.  Maybe I'm
 just odd

 I'm not sure what you mean by the on/off problems.


 Cheers

 Brian

The design of the MX's on/off switch (aka the shutter lock) allows a
poorly adjusted copy to drain the battery despite being turned to the
off/locked position. It's one of the more common issues with the MX.

The K bodies feel solid but rough in my experience. Smooth is
generally not part of the experience. I like them better than any of
the later manual focus bodies except the LX, but they aren't as
pleasant to work with as a Nikon or Olympus body.

-Adam

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Re: wide angle zoom comparison...

2010-11-23 Thread Adam Maas
On Tue, Nov 23, 2010 at 8:10 PM, Tanya Love tanyal...@bigpond.com wrote:
 So I really am needing a good wide angle zoom.  I've been procrastinating on
 it for ages and making do with my 18-55mm kit lens, but it's not fast
 enough, and optically, could be better too.  Sooo, would love to hear your
 words of wisdom in regards to comparing these:

 1. Sigma Lens 20-40mm f/2.8 EX DG ASP - about $400
 2. PENTAX-DA* 16-50mm f/2.8 ED AL[IF]SDM - about $1400
 3. Pentax Lens 12-24mm f/4 ED AL IF DA - about $1269
 4. Sigma Lens 10-20mm f/3.5 EX DC HSM   - about $927

 Obviously the 20-40 would be a whole lot less in terms of $$ and you usually
 get what you pay for, but I thought I'd throw it out there to see if anyone
 has any experience with it?
 I'm fairly certain that I am set on #2, but interested to here all of your
 feedback first...

 Tan.x.


The 20-40 isn't wide at all, I'd skip it (it's intended for a
Full-frame camera) and the 16-50's a general purpose zoom.

This is one case where I'd unabashedly recommend the Sigma. The 10-20
f3.5 is simply a better lens than Pentax's good but not exceptional
12-24 and the Sigma's cheaper as well.  The only lens in this range
I'd consider over the Sigma is Tokina's incredible 11-16 f2.8 but it's
not available in Pentax mount.

Don't get me wrong, the 12-24's a good lens (as is the Tokina 12-24
where the design originates) but the Sigma is definitely better. It's
wider, faster, sharper and has better AF.

-Adam

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Re: wide angle zoom comparison...

2010-11-23 Thread Adam Maas
On Tue, Nov 23, 2010 at 9:44 PM, paul stenquist pnstenqu...@comcast.net wrote:

 On Nov 23, 2010, at 9:26 PM, Adam Maas wrote:

 On Tue, Nov 23, 2010 at 8:10 PM, Tanya Love tanyal...@bigpond.com wrote:
 So I really am needing a good wide angle zoom.  I've been procrastinating on
 it for ages and making do with my 18-55mm kit lens, but it's not fast
 enough, and optically, could be better too.  Sooo, would love to hear your
 words of wisdom in regards to comparing these:

 1. Sigma Lens 20-40mm f/2.8 EX DG ASP - about $400
 2. PENTAX-DA* 16-50mm f/2.8 ED AL[IF]SDM - about $1400
 3. Pentax Lens 12-24mm f/4 ED AL IF DA - about $1269
 4. Sigma Lens 10-20mm f/3.5 EX DC HSM   - about $927

 Obviously the 20-40 would be a whole lot less in terms of $$ and you usually
 get what you pay for, but I thought I'd throw it out there to see if anyone
 has any experience with it?
 I'm fairly certain that I am set on #2, but interested to here all of your
 feedback first...

 Tan.x.


 The 20-40 isn't wide at all, I'd skip it (it's intended for a
 Full-frame camera) and the 16-50's a general purpose zoom.

 This is one case where I'd unabashedly recommend the Sigma. The 10-20
 f3.5 is simply a better lens than Pentax's good but not exceptional
 12-24 and the Sigma's cheaper as well.

 Have you actually tried both? I did a quick and dirty test of the Sigma and 
 found it seriously lacking. LIke most Sigma's it's build quality leaves a lot 
 to be desired. The Pentax 12-24, on the other hand, is an excellent lens.

 Paul


I've tried both versions of the Sigma (the older f4-5.6 version which
I owned in Nikon mount and the new f3.5 version which will probably be
the only APS-C lens to be added to my current Sony/Minolta kit), the
Tokina and the Pentax version of the 12-24 (same optics). The build
quality on the Pentax is no better than the Sigma, although it does
feel better at first glance (the Sigma EX lenses are very well built
but feel kinda plasticky when new. It's due to a rubberized coating on
the barrel). The optics in both the Pentax and Tokina 12-24's were
inferior to the older Sigma 10-20 f4-5.6, mostly at the edge at wide
apertures. The current 10-20 f3.5 (which is optically better than the
older f4-5.6 version) is simply the best UW zoom for APS-C cameras on
the market after the Tokina 11-16 (which isn't available in K mount)

Frankly, I wouldn't consider the Pentax unless there was a cost
savings for it over the Sigma, it's certainly not worth any premium.
It's a good lens but not worth more than half of what it costs new
outside the US, pricing is MUCH better at BH, it's a $50 difference
rather than a 50% difference like it is here in Canada.

-Adam

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Re: Semi-OT: Battery Question

2010-11-23 Thread Adam Maas
As can Linux. Good reason to have a non-Windows OS handy. That said,
there's little reason not to use NTFS these days (Linux handles it
fine, I suspect OS X can as well if you have a recent version). FAT32
is VERY inefficient with larger disks, which is one reason why MS is
trying to force it out of use.

-Adam

On Tue, Nov 23, 2010 at 10:05 PM, Godfrey DiGiorgi gdigio...@gmail.com wrote:
 Mac OS X can format volumes in FAT32 up to the file system maximum limits.

 On Tue, Nov 23, 2010 at 4:36 PM, John Francis jo...@panix.com wrote:
 On Tue, Nov 23, 2010 at 07:10:23PM -0500, John Sessoms wrote:
 From: steve harley

 It's a 500GB drive. I don't think Windoze can cope with that in FAT-32.

 The Format utility supplied by Microsoft is artificially limited to a
 maximum volume size of 32GB.  But if you get the disk formatted somehow
 (including buying a pre-formatted disk) Windows can handle FAT-32 disks
 and/or volumes of up to 2TB (and, with a little magic, disks up to 8TB).


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Re: What's the advantage of DNG?

2010-11-23 Thread Adam Maas
There's so much wrong with the SD series DSLR's (and their SA series
film SLR predecessors) that it's hard to nail down anything close to a
crucial weakness. No JPEG wasn't a big issue given that pretty much
everything else about the Sigma's sucked worse (Bodies that would have
been obsolete if 10 years older, AF which barely kept up with a Maxxum
7000, overly small, low-resolution sensors with ridiculous marketting,
an inability to get good files over ISO 400, bad metering, very
limited lens options, poor handling, high pricing, an inability to
ship within 2 years of announcement, etc). The one thing the Sigma's
have going for them is very nice per-pixel sharpness (the much vaunted
colour accuracy of the Foveon X3's is in fact non-existent, Bayer
sensors produce significantly more accurate colour due to having less
channel overlap. The only colour-related advantage of Foveon is that
colour aliasing is impossible).

-Adam

On Tue, Nov 23, 2010 at 10:13 PM, Jeffery Smith jsmith...@bellsouth.net wrote:
 One of the ironic mistakes that Sigma made was having RAW only dSLRs. That 
 ensured that the photographer had the maximum potential files, but because 
 the camera was ostensibly aimed at amateurs, it backfired badly as being 
 perceived as a crucial weakness of the camera. John Bean (UK) used to blow me 
 away with his Sigma dSLR images.

 Jeffery


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Re: I was wondering ...

2010-11-21 Thread Adam Maas
They've been back since the K10D and K100D Super, delivering power to
the SDM lenses and re-enabling basic PZ functionality.

-Adam

On Sun, Nov 21, 2010 at 8:13 AM, Collin Brendemuehl
coll...@brendemuehl.net wrote:
 Boris,

 I hadn't taken note of those same pins in my K-x.
 But there they are !!!

 Sincerely,

 Collin Brendemuehl
 http://kerygmainstitute.org

 He is no fool who gives what he cannot keep to gain what he cannot lose
 -- Jim Elliott






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Re: PENTAX-DA 35mm F2.4 AL lens test

2010-11-21 Thread Adam Maas
On Sun, Nov 21, 2010 at 3:31 PM, Larry Colen l...@red4est.com wrote:

 On Nov 20, 2010, at 6:48 AM, Tim Øsleby wrote:

 A broken bayonet should not be the end of the universe as we know it.

 I've changed a few broken Nikon bayonets for customers. It's a 30
 minutes job, and a plastic bayonet costs about $ 15.

 What about the secondary damage when the lens hits the ground after the 
 bayonet breaks?


There's usually no drop, just the lens hanging in the bayonet from the
other lugs. It's not usable in this state though as it will be quite
loose.

-Adam

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Re: off-camera flash

2010-11-20 Thread Adam Maas
How far off-camera? You have wireless commanding built-in with most of
the recent Pentax bodies which means no extras needed for basic
wireless TTL

-Adam

On Fri, Nov 19, 2010 at 5:04 PM, eckinator eckina...@gmail.com wrote:
 quick question for those who have tried both - to use a p-ttl flash
 off camera would you advise using
 a) pentax F (male / female hotshoe adaptor plus sync cable)
 b) 3rd party cheapo cable solution
 c) wireless, if so, which one?
 thanks
 Ecke

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Re: PENTAX-DA 35mm F2.4 AL lens test

2010-11-20 Thread Adam Maas
On Sat, Nov 20, 2010 at 12:41 AM, Boris Liberman bori...@gmail.com wrote:
 On 11/19/2010 7:39 PM, Adam Maas wrote:

 There's only two issues with plastic bayonets.

 1. They are far more likely to fail if any off-axis force is applied
 to the lens. I've seen quite a number of these, usually with kit
 zooms. This is not likely to be an issue with smaller primes like the
 DA L 35 though as there's much less of a moment arm available to put
 force on the bayonet lugs if the lens gets knocked.

 2. They do wear quicker than a metal bayonet. VERY unlikely to be a
 real-world issue unless you change lenses multiple times per day,
 every day, for 10+ years. It's only under very heavy use that bayonet
 wear becomes an issue.

 -Adam

 Adam, isn't it then a logical conclusion that if one exercises minimal
 caution during lens change and does not change their lenses every 5 minutes,
 plastic bayonets are as good as the metal ones?

 Boris

Yes for compact lenses, not so much for physically longer lenses. It's
not an issue for something like the DA L 35, but even a DA L 18-55 is
long enough that a sharp knock can break a bayonet lug (seen this on a
number of similarly sized lenses to the DA L 18-55). Wear isn't an
issue in any realistic circumstance.


-Adam

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Re: It's a great lens, but not what I bought it for

2010-11-20 Thread Adam Maas
Tamron 90/2.5 macro. Bought it as a Macro to replace the 90/2.8 AF
Macro I'd foolishly sold, ended up using it almost entirely as a
regular short telephoto (which it's brilliant at).

-Adam

On Fri, Nov 19, 2010 at 6:24 PM, Larry Colen l...@red4est.com wrote:
 When I bought my sigma 20/1.8, the intention was to use it for indoor, low 
 light, dance photography.  For various reasons, mostly involving manual 
 focus, it hasn't proven to be as good for that as I had hoped.  On the other 
 hand, I'm finding it very handy as a wide angle macro lens. For example, a 
 lot of the time that I'm shooting mushrooms, to get the angle I want, I need 
 to be very close to the subject because roots of the stump, or the ground, is 
 in the way if I'm trying to use a longer lens.

 Does anybody else have lenses that they bought for one use, that they later 
 found are much better for something else entirely?

 --
 Larry Colen l...@red4est.com sent from i4est





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Re: The right tool for the job

2010-11-20 Thread Adam Maas
On Sat, Nov 20, 2010 at 4:54 PM, Larry Colen l...@red4est.com wrote:

 On Nov 20, 2010, at 1:47 PM, Charles Robinson wrote:

 On Nov 20, 2010, at 15:24, Larry Colen wrote:

 Thanks all for your comments.

 Ann, I did some pixel peeping on other photos in the set looking for 
 evidence of tripod shake.  I think that one problem I'm having is 
 accurately focusing the 20/1.8 in the dark. I suspect that infinity is not 
 exactly infinity. On my cameras auto focus won't work in that light, and I 
 didn't bring my laser pointer.


 This is going to sound odd, but the last time I did long exposures at night, 
 I found that using the Live View was a great way to quickly get my little 
 points of light in the distance to be as tiny (thus, in-focus) as possible 
 with a minimum of fuss.

 I tried that, but couldn't see anything in live view, I'll have to try again 
 and see what it takes to get it to work.

It does work, but can be a pain. Getting the stars to points is
probably the easiest, but for that shot I'd just set the lens to
infinity and use DOF.



 That and stopping down to f/8 or so.

 Good point, but I was already exposing at 30 seconds.


Bulb and a locking cable release, no reciprocity failure on digital so
test exposure at 30s, stop-down and reshoot

-Adam

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Re: PENTAX-DA 35mm F2.4 AL lens test

2010-11-19 Thread Adam Maas
There's only two issues with plastic bayonets.

1. They are far more likely to fail if any off-axis force is applied
to the lens. I've seen quite a number of these, usually with kit
zooms. This is not likely to be an issue with smaller primes like the
DA L 35 though as there's much less of a moment arm available to put
force on the bayonet lugs if the lens gets knocked.

2. They do wear quicker than a metal bayonet. VERY unlikely to be a
real-world issue unless you change lenses multiple times per day,
every day, for 10+ years. It's only under very heavy use that bayonet
wear becomes an issue.

-Adam

On Fri, Nov 19, 2010 at 12:15 PM, Boris Liberman bori...@gmail.com wrote:
 Roman, I've FAJ 18-35 with plastic bayonet. I bought it in Norway back in
 2006. It has seen certain use and I can see nothing happening to the
 bayonet. In fact, plastic bayonet does not trouble me at all given my
 experience with FAJ 18-35 lens.

 Boris


 On 11/19/2010 4:17 PM, Roman Melihhov wrote:

 http://roman.blakout.net/?year=2010s=0category=infoblog=20101119151942

 ^^^ first impression of the new lens. It is so fresh my exiv2 - exif
 library can't identify the lens, simply giving Unknown (7 214) but this
 shall bi fixed with further software updates...





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Re: OT: Engineer humor

2010-11-18 Thread Adam Maas
Groan

-Adam

On Thu, Nov 18, 2010 at 4:24 AM, Larry Colen l...@red4est.com wrote:
 Warning, a pun bad enough that I laughed out loud:
 http://partiallyclips.com/2010/09/24/workplace-conversation/
 --
 Larry Colen l...@red4est.com sent from i4est





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Re: MBOI Tamron PKA2

2010-11-18 Thread Adam Maas
Damn, didn't realize they were so expensive. Might have to part with
mine since I'm not really using it anymore.

-Adam

On Thu, Nov 18, 2010 at 3:42 PM, eckinator eckina...@gmail.com wrote:
 someone here wants one, IIRC Larry or Darren - there is one in the
 German bay: 200545075350 but please note that it may go high, last one
 here sold for over € 62 =~US$100... =[
 Cheers
 Ecke

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Re: digital bw

2010-11-18 Thread Adam Maas
No, when doing BW conversion from colour I handle the filtration in
post (Note I've been known to do this with both colour film and
digital. Provia 100F in particular makes just lovely BW images).

BW images online tend to be overly contrasty as that grabs attention
(and I say that as someone who tends to like a lot of contrast in his
BW). You can do very nice BW conversions with subtle tones but that
sort of image really needs to be printed to look good, especially on
consumer-grade monitors.

-Adam

On Thu, Nov 18, 2010 at 2:02 PM, Collin Brendemuehl
coll...@brendemuehl.net wrote:
 I've been looking at a lot of digital bw work this week.

 When you digitroids do this, do you employ filters like we filmaniacs do?
 I'm thinking that this might be a good Saturday a.m. experiment.

 When I look at the work on Pentax photo gallery, the Bw efforts
 seem to share a common fault:  3 tones -- near-black, near-white, zone 6.
 There just is not the tonal variance.

 Sincerely,

 Collin Brendemuehl
 http://kerygmainstitute.org

 He is no fool who gives what he cannot keep to gain what he cannot lose
 -- Jim Elliott






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Re: Ken Rockwell LOVES the Pentax DFA 100mm f/2.8 macro!!!

2010-11-17 Thread Adam Maas
If you read that again, you'll note he mentions DX (APS-C), FX (FF
35mm Digital) and 35mm (35mm film) and then lists exampls of each
including the F6 as the only 35mm body on the list (the D700 and D3X
are FX, the D7000 and D300s are DX).

-Adam

On Wed, Nov 17, 2010 at 1:35 PM, eckinator eckina...@gmail.com wrote:
 Hahahahaaa... did you know that the Nikon F6 is an APS-C digital?

 Quote: This is an FX lens, and works especially well with on FX, 35mm
 and DX Nikons like the D7000, D700, D3X, D300s and F6

 2010/11/17 Miserere miser...@gmail.com:
 Well, in a roundabout way...

 http://kenrockwell.com/tokina/100mm-f28.htm

 [dons flame suit for mentioning the unmentionable name]


    —M.

     \/\/o/\/\ -- http://WorldOfMiserere.com

     http://EnticingTheLight.com
     A Quest for Photographic Enlightenment

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Re: I think I may have a problem....

2010-11-16 Thread Adam Maas
Only three of his listed bodies are worth more, the OM2S, K1000SE and MX.

The OM2S is kinda interesting, but I'm trying not to buy anymore
systems after a system sale I did over the summer (Weent from 4 SLR
and 2 MF SLR systems to 1 of each, selling off some rather nice glass,
especially in Nikon mount),

-Adam

On Tue, Nov 16, 2010 at 3:01 PM, P. J. Alling
webstertwenty...@gmail.com wrote:
 Unfortunately as they are film bodies I wager he averages $30. each for
 them.

 On 11/16/2010 1:33 PM, Steven Desjardins wrote:

 Wow. 29 SLR bodies?  EBay and a K5 beckons.

 On Tue, Nov 16, 2010 at 9:43 AM, CheekyGeekcheekyg...@gmail.com  wrote:

 I have been joking about selling a kidney in order to pay for a K-5,
 but that may not be necessary. I took a little inventory last night
 and what I found surprised me. I've accumulated a fair amount of stuff
 in my pursuit of legacy glass for my K200D (and later K-x). A rather
 SILLY amount of stuff. Even eliminating the stuff that I really want
 to keep for myself, I seem to have acquired about 22 Pentax bodies, 3
 Olympus bodies, 3 Canon bodies, and 1 Minolta body. And then there are
 the lenses for the above. (I've also got three Yashica rangefinders
 and a couple of SX-70s along with a few unusual items like a Walz
 Wide, psuedo rangefinder and a Zeiss Ikon Contessamat.) Nothing
 terribly valuable individually, but collectively I think I should have
 little trouble in amassing $1500. I've been sentimentally hanging onto
 my Mamiya TLR bodies and lenses, and I have special project in mind
 for them so I will sell them only as a last resort.

 Suffice it to say that I may be able to keep the area Post Office busy
 for a while.

 Darren Addy
 Kearney, Nebraska

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Re: Another interesting write up about 645D

2010-11-16 Thread Adam Maas
On Tue, Nov 16, 2010 at 9:52 AM, Bruce Walker bruce.wal...@gmail.com wrote:
 On 10-11-16 7:07 AM, Jaume Lahuerta wrote:

 Indeed...and the K-5 is growing a very good reputation in the
 'industry'...(lesnumeriques just tested the 60D and they say that it is a
 good
 camera but not at the level of K-5/D7000)

 The looser here semms the K-r...well...maybe the success of the K-x was
 based on
 the fact that it surpassed the K-7 in some respects, and this is not the
 case of
 the K-r vs. K-5.

 Regards,
 Jaume

 It can only be a good thing that the K-5 trounces the K-r in *all* respects.
 There was clear confusion in the market (as evidenced by the PDML
 sub-market) that the K-x beat the K-7 in a few ways and that hurt the K-7's
 reputation and Pentax sales.

 The K-5 seems to be entirely made of win.  The K-r should benefit from the
 new Pentax halo effect.

 -bmw

I think the K-r's biggest problem is that it's too much a K-x with
tweaks and the K-x is just so cheap now that the price difference is a
bit hard to justify for many. Still looks like a great little camera
but it's lost between the much higher-end K-5 and the much cheaper
K-x.


--Adam

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Re: Ot - My Mac Died - Long Live My Mac

2010-11-14 Thread Adam Maas
On Sun, Nov 14, 2010 at 5:19 AM, Joseph McAllister pentax...@mac.com wrote:
 On Nov 13, 2010, at 09:07 , Cotty wrote:

 I have a Macbook Pro I got just over three years ago (one month out of
 the extended 3 yr Applecare warranty I bought with it) and it suddenly
 died on me Thursday. Wouldn't boot. Managed to rescue the few things I
 hadn't back up in a couple of days (by Target Disc mode onto my G4
 desktop). Started troubleshooting but despite single user mode fsck,
 hardware test CD, swapping RAM about (with crossed fingers, I couldn't
 get past a kernel panic screen. Bit of web reading and it looks like the
 nvidia graphics card could be the cause in what appears to be a known
 issue on my model. Went to Apple Store Bath (no, not an Apple Store in a
 bathtub, it's a place called Bath!) and a genius ran the GPU tester -
 yup FAIL

 The he brightened my day by telling me the logic board (with all bits
 attached inc graphics card) would be replaced free of charge, ready to
 collect Monday.

 Say what you like about Apple but there's a reason some of us are fanboys!



 Yep!

 Such pleasant beyond the call service is not at all unheard of in the
 multi-colored rainbow world of Apple. But not something to count on.
 Cupertino has my money for many systems purchased since 1979, all of which
 seem to cost around $2495.00 by the time you add the goodies to make them
 better than the next guys. I always have gone as high end as my bank account
 or charge card would allow me, as the equipment is less likely to be
 outdated quite as soon.

 When on the rare occasion I do have a real (not owner induced) problem, I
 will remind the 'genius' on the other end of the phone or other side of the
 counter of that ongoing fanboy lifestyle most often to good result at no
 cost.

 So far, never had a fatal problem in 31 years thanks to back ups, surge
 protectors and stable power grids. Probably had some luck thrown my way too.


 Joseph McAllister
 pentax...@mac.com


Any good VAR should provide that level of service, a poor one will
not. Generally the Support Lines are useless and exist only to deny
expensive warranty claims.

-Adam

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Re: A Review and A Rethink on my Dream Pentax Kit :-)

2010-11-14 Thread Adam Maas
On Sun, Nov 14, 2010 at 11:06 AM, Miserere miser...@gmail.com wrote:
 2010/11/14 Ralf R. Radermacher fotor...@gmx.de:
 Miserere miser...@gmail.com wrote:

 Maybe now they've got that out of their system they can move on to the LXD.

 Right after the MX-D.

 But not before the MED Super.


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Knowing Pentax, an MV-D is more likely.

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Re: A Review and A Rethink on my Dream Pentax Kit

2010-11-14 Thread Adam Maas
Kodak DCS/DCS-100 had interchangeable finders, being essentially an
F3HP with a bunch of crap stuck on. Also the Hasselblad H3D/II/H4D
models do (which are all digital-only bodies, not film bodies with
digital backs).

-Adam

On Sun, Nov 14, 2010 at 2:47 PM, P. J. Alling
webstertwenty...@gmail.com wrote:
 The MX was just a bit too small.  The LX was damned near perfect. However
 the LX's claim to fame was it's system with interchangeable finders etc.  I
 don't know of any DSLR with interchangeable finders which probably means
 something.

 On 11/14/2010 2:33 PM, Steven Desjardins wrote:

 What would this be?  K5 innards in an LX body?  Were the ergonomics of
 the LX that much better than the K7/K5?  I've never used the legendary
 body so I really don't know.  Now, If they could squeeze the K5 into
 the MX body That would be slick.

 On Sun, Nov 14, 2010 at 11:44 AM, John Sessomsjsessoms...@nc.rr.com
  wrote:

 From: Miserere

 On 13 November 2010 18:57, Steven Desjardinsdrd1...@gmail.com  wrote:

 A dream kit should be wonderful, albeit expensive. ?It's nice to see
 Pentax finally make this camera and make it what the old 645 was in
 the film world.

 Maybe now they've got that out of their system they can move on to the
 LXD.

 Ooh! Now *there's* a cool idea!

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Re: Darn techno advancements

2010-11-14 Thread Adam Maas
On Sun, Nov 14, 2010 at 5:03 PM, paul stenquist pnstenqu...@comcast.net wrote:

 On Nov 14, 2010, at 3:39 PM, John Francis wrote:

 On Sun, Nov 14, 2010 at 08:10:29PM -, Bob W wrote:

 Odd. I use Word all day, every day. Save all manuscripts as docs and have
 never had a problem.

 I think it can get its panties stuck up its crack if the document template
 gets messed up. I've been using it day in, day out for donkeys' years and in
 most situations it seems to be ok if you can keep things simple. At the
 place I'm working now, though, they have it set up so that users can't set
 up and use their own default template and I find that the file sizes inflate
 really quickly for some reason which I haven't discovered yet.

 That's usually because history versioning is turned on.  Turn it off and
 document sizes revert to something a lot more reasonable.

 That said, however: a .doc file (or a .pdf) is *not* the way to store plain
 text, which is a concept that I struggle to get across to some people.  I 
 don't
 want a 2MB binary email attachment that I have to open in an external 
 program,
 and I don't want a .doc file attached as a comment in a project tracker.

 Then you're different than all the publishers out there. I have never 
 encountered a magazine or newspaper that didn't want .doc files. They're the 
 industry standard. Yes, they may suck, but they're the industry standard.
 Paul

Industry standard for a reason, much of which is the assists you get
with a good Word Processor. For smaller chunks of text I like text
editors just fine (as well as larger chunks of code), but when I want
to write anything serious I use Word for the combination of spelling 
grammar checks, the Thesaurus and the formatting capabilities.

PDF's for text though? Ugh. Use .doc or an html file. PDF's are best
used for heavily-formatted/illustrated work.

-Adam

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Re: Darn techno advancements

2010-11-14 Thread Adam Maas
On Sun, Nov 14, 2010 at 6:46 PM, John Sessoms jsessoms...@nc.rr.com wrote:
 From: Adam Maas

 On Sun, Nov 14, 2010 at 5:03 PM, paul stenquist pnstenqu...@comcast.net
 wrote:

 
  On Nov 14, 2010, at 3:39 PM, John Francis wrote:
 

  On Sun, Nov 14, 2010 at 08:10:29PM -, Bob W wrote:

 

  Odd. I use Word all day, every day. Save all manuscripts as docs
  and have
  never had a problem.

 
  I think it can get its panties stuck up its crack if the document
  template
  gets messed up. I've been using it day in, day out for donkeys'
  years and in
  most situations it seems to be ok if you can keep things simple. At
  the
  place I'm working now, though, they have it set up so that users
  can't set
  up and use their own default template and I find that the file
  sizes inflate
  really quickly for some reason which I haven't discovered yet.

 
  That's usually because history versioning is turned on. ?Turn it off
  and
  document sizes revert to something a lot more reasonable.
 
  That said, however: a .doc file (or a .pdf) is *not* the way to store
  plain
  text, which is a concept that I struggle to get across to some
  people. ?I don't
  want a 2MB binary email attachment that I have to open in an external
  program,
  and I don't want a .doc file attached as a comment in a project
  tracker.

 
  Then you're different than all the publishers out there. I have never
  encountered
  a magazine or newspaper that didn't want .doc files. They're the
  industry standard.
  Yes, they may suck, but they're the industry standard.
  Paul
 

 Industry standard for a reason, much of which is the assists you get
 with a good Word Processor. For smaller chunks of text I like text
 editors just fine (as well as larger chunks of code), but when I want
 to write anything serious I use Word for the combination of spelling 
 grammar checks, the Thesaurus and the formatting capabilities.

 Industry standard because of Micro$ofts well known monopoly market
 manipulations.

Industry standard because WordPerfect couldn't see the writing on the
wall about WYSIWYG. Word caught on because it was simply damned good
back then. It's gone downhill since Word 97 but WP and AmiPro never
caught up. Note that Word developed its original dominance in the Mac
market, where MS's monoploy practices were irrelevant.


 And the formatting capabilities are what makes me condemn Micro$oft to the
 nether regions of hell. Auto-format should be off by default and anyone who
 needs it can turn it on.

Autoformat is pretty good 90% of the time. The other 10% can be
over-ridden or turned off.


 Micro$oft's programmers don't know what they're doing, how the hell they
 going to know better than I do what I want to do? I don't really mind them
 putting all the gew-gaws in there, but I do mind them making it so difficult
 to turn that crap off.

The programmers behind MS Office are the cream. And they do a damned
good job (including Access, which is mostly about maintaining
compatibility with the awful original product and that's not easy)


 Why should I have to fight the software to write what *I* want to write the
 way *I* want to write it?

Because the software is designed to produce stylebook-compatible
output and force it on the vast majority of idiots who just can't do
anything right. The rare few who want to do it differently for good
reason get stuck in the middle.

-Adam

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Re: Ot - My Mac Died - Long Live My Mac

2010-11-13 Thread Adam Maas
Pretty standard warranty extension for a known issue. And the GPU
failure issue has been cropping up regularly since the iBook G4's were
current.

Nothing surprising about how they treated you, I'd expect exactly the
same from any of the other major brands.

-Adam

On Sat, Nov 13, 2010 at 12:07 PM, Cotty cotty...@mac.com wrote:
 I have a Macbook Pro I got just over three years ago (one month out of
 the extended 3 yr Applecare warranty I bought with it) and it suddenly
 died on me Thursday. Wouldn't boot. Managed to rescue the few things I
 hadn't back up in a couple of days (by Target Disc mode onto my G4
 desktop). Started troubleshooting but despite single user mode fsck,
 hardware test CD, swapping RAM about (with crossed fingers, I couldn't
 get past a kernel panic screen. Bit of web reading and it looks like the
 nvidia graphics card could be the cause in what appears to be a known
 issue on my model. Went to Apple Store Bath (no, not an Apple Store in a
 bathtub, it's a place called Bath!) and a genius ran the GPU tester -
 yup FAIL

 The he brightened my day by telling me the logic board (with all bits
 attached inc graphics card) would be replaced free of charge, ready to
 collect Monday.

 Say what you like about Apple but there's a reason some of us are fanboys!

 --


 Cheers,
  Cotty


 ___/\__
 ||   (O)  |     People, Places, Pastiche
 --      http://www.cottysnaps.com
 _



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Re: Ot - My Mac Died - Long Live My Mac

2010-11-13 Thread Adam Maas
My experience with HP is exactly the opposite. Better than my
experience with Apple (and I've been a VAR tech servicing both
companies in the past).

-Adam

On Sat, Nov 13, 2010 at 4:39 PM, Rick Womer rwomer1...@yahoo.com wrote:
 Except, perhaps, HP, which wanted $800 and 3 weeks to fix a known defect with 
 the northbridge connection, 1 month out of a 3-year warranty.

 I went and bought a Mac.

 Rick

 http://photo.net/photos/RickW


 --- On Sat, 11/13/10, Adam Maas a...@mawz.ca wrote:

 Nothing surprising about how they treated you, I'd expect
 exactly the
 same from any of the other major brands.

 -Adam






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Re: Samsung lenses

2010-11-12 Thread Adam Maas
On Fri, Nov 12, 2010 at 8:16 AM, John Sessoms jsessoms...@nc.rr.com wrote:
 From: Brian Walters


 On Thu, 11 Nov 2010 20:03 -0600, Jeffery Smith
 jsmith...@bellsouth.net wrote:

  This has undoubtedly been asked before, but here goes. Are Samsung
  cameras/lenses corresponding to similar Pentax items not sold in the
  USA?
  I recall that Samsung started a line of dSLR cameras and lenses (badged
  as Schneider) a year or two ago, but have never heard of or seen them
  since.

 I think Samsung's days of re-badging Pentaxes is over.  They stopped
 doing that with the GX20 (the equivalent of the K20D). They are more
 interested now in developing their NX models.

 I don't know if the re-badged models were ever sold in the USA (they
 probably were) but as they are now superseded, it's not surprising that
 they aren't seen.


 I thought the Samsung GX10  GX20 were considered to be co-development
 between Pentax  Samasung, rather than simply re-badged Pentaxes.

 There were trifling differences in control layout and operation, as well as
 Samsung offering only DNG for their raw file.

 Any Schneider Kreuznach lens made to mount on the GX10  GX20 should be
 KAF2  usable on Pentax. I think there may have been one or two Samsung
 Schneider Kreuznach lens designs that were not re-badged Pentax lenses,
 but I couldn't say what they were.

 I have seen the GX10 at least once, even held one in my hands. As I remember
 it, it was almost, but not quite identical to my K-10D.

 It was at a Wolf Camera store, and you know how that turned out.


The GX10 and GX20 were fundamentally Pentax cameras with fairly
significant changes to the software and new external shells. The
earlier *ist-based bodies differed only in software and markings.
Pentax designed the camera and processing system, Samsung contributed
the sensor (GX20 only) and then modified the designs to suit.

All of the K mount Schneider Kreuznach lenses were rebadged Pentax
lenses (but non-K mount examples are not).


-Adam

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Re: Stop buying K-5s...new lens(es) !!

2010-11-12 Thread Adam Maas
The issue becomes the fact that film is FAR more forgiving of
alignment errors than digital. Not to mention the fact that the AF
sensor  Refle mirror needs to move with the imaging sensor and that
essentially dictates the shutter has to move too. Add the fact that
wider lenses require far smaller and more accurate movements of the
sensor so it needs to be very precise. And it's a lot easier to toss
around a lens in a helical than a mirror box, especially when the lens
group's AF gearing is design specific.

The AX was just about a best-case implementation of body-based AF. The
biggest issues with the concept were inherent, not implementation.

-Adam

2010/11/12 Margus Männik mar...@eol.ee:
 I know about Contax, I've even tested it years ago. AX autofocus wasn't
 simply slow, it was a disaster. Still it doesn't mean that in-body AF
 couldn't be done better - especially if we consider that instead of film
 mechanism there's only a sensor to move. After all, weight comparison
 between lens (group) and sensor chip is the cornerstone of in-body SR. How
 many people said it can not be done before Pentax engineers just came and
 did it?

 BR, Margus



 On 11/11/2010 11:58 PM, Adam Maas wrote:

 2010/11/11 Margus Männikmar...@eol.ee:

 Want some crazy suggestion? ;)
 Future Pentax bodies will have in-body autofocus. It's much faster to
 move a
 light sensor than tons of glass. And you'll have AF with any K-mount lens
 (and others that you can mount via adapters) ever produced. Great, isn't
 it?
 Why it still has a focus-ring... hmm, well, it's for a backward
 compatibility and manual focus, of course.

 BR, Margus

 In body AF has been done (Contax AX), it's MUCH faster to move the
 glass and far less trouble to keep aligned.

 -Adam



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Re: Stop buying K-5s...new lens(es) !!

2010-11-11 Thread Adam Maas
2010/11/11 Margus Männik mar...@eol.ee:
 Want some crazy suggestion? ;)
 Future Pentax bodies will have in-body autofocus. It's much faster to move a
 light sensor than tons of glass. And you'll have AF with any K-mount lens
 (and others that you can mount via adapters) ever produced. Great, isn't it?
 Why it still has a focus-ring... hmm, well, it's for a backward
 compatibility and manual focus, of course.

 BR, Margus

In body AF has been done (Contax AX), it's MUCH faster to move the
glass and far less trouble to keep aligned.

-Adam

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Re: at a local thrift shop, plus

2010-11-10 Thread Adam Maas
On Wed, Nov 10, 2010 at 6:54 PM, Collin Brendemuehl
coll...@brendemuehl.net wrote:
 #1 @ a local thrift shop is an old Vivitar TX-mount 24/2.8.
 Unfortunately it is Minolta mount.  And it's $29.99.
 A little too much for my tastes.
 But I've not seen PK tx mounts around.  Do they exist?

Yep, should be findable on eBay in both M42 and K.

-Adam

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Re: Stop buying K-5s...new lens(es) !!

2010-11-10 Thread Adam Maas
On Wed, Nov 10, 2010 at 9:24 PM, John Sessoms jsessoms...@nc.rr.com wrote:

 I can't identify many of them, but the one immediately to the right of the
 135f1.8 looks like a Pentax 67 lens, and I found a Pentax 67 100mmf4 Macro
 lens that it might be.

 That would be consistent with the 67 to K mount adapter on the table right
 in front of the 135f1.8



It's definitely the Pentax-67 100/4 Macro. The mount is clearly a 67
mount (by diameter and the A/M switch).

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PESO - Night Meat

2010-11-09 Thread Adam Maas
A strete meat vendor in toronto after dusk

http://www.flickr.com/photos/mawz/5160592576/

Larger/Direct

http://farm2.static.flickr.com/1125/5160592576_c400fa84d3_o_d.jpg

Pentax 6x7, SMC takumar 105/2.4, Tri-X 400 @EI 1600

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Re: PESO - Night Meat

2010-11-09 Thread Adam Maas
Sadly I'm not anymore, having gone back to 645. But it was a very
enjoyable couple of months and I'll probably get another (newer) 6x7
at some point when I have more disposable income. Loved the camera but
can't justify two MF systems on my current budget.

-Adam

On Tue, Nov 9, 2010 at 10:22 AM, Bob Sullivan rf.sulli...@gmail.com wrote:
 Ah Oh, somebody's shooting with a 6x7!
 Well done!!!
 Regards,  Bob S.

 On Tue, Nov 9, 2010 at 8:27 AM, Adam Maas a...@mawz.ca wrote:
 A strete meat vendor in toronto after dusk

 http://www.flickr.com/photos/mawz/5160592576/

 Larger/Direct

 http://farm2.static.flickr.com/1125/5160592576_c400fa84d3_o_d.jpg

 Pentax 6x7, SMC takumar 105/2.4, Tri-X 400 @EI 1600

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Re: PESO - Night Meat

2010-11-09 Thread Adam Maas
Thanks!

-Adam

On Tue, Nov 9, 2010 at 9:53 AM, Boris Liberman bori...@gmail.com wrote:
 Atmospheric and full of ambiance... Somehow it reminds me of the streets of
 Prague that I walked back in Nov 2007.

 Boris


 On 11/9/2010 4:27 PM, Adam Maas wrote:

 A strete meat vendor in toronto after dusk

 http://www.flickr.com/photos/mawz/5160592576/

 Larger/Direct

 http://farm2.static.flickr.com/1125/5160592576_c400fa84d3_o_d.jpg

 Pentax 6x7, SMC takumar 105/2.4, Tri-X 400 @EI 1600



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Re: Film for landscape and for portraits

2010-11-09 Thread Adam Maas
On Tue, Nov 9, 2010 at 7:32 AM, Jens p...@planfoto.dk wrote:
 I have just ordered 10 roll og slidefilm for my new 67.
 I've read that Fuji Astia is specially good for skin tones.
 Will it do well for landscapes as well?
 I will scan all my 6x7 images.
 Maybe color negs were the better choise.
 Which colour film would you use for
 1) Portraits
 2) Landscape

 Regards

 Jens


Astia is a slide film which doesn't utterly suck for portraiture. That
doesn't make it a good choice, just one of the least bad. Stick with
Colour Negative when shooting people.

My choices are:

1. Portra 160 (Pick VC or NC based on personal preference, I like VC
better than NC personally)
2. Either Provia 100F or Velvia 50. Portra 160VC is also pretty good
but I prefer slide for landscape.

If you need a single film to do everything it's Portra 160VC.  Great
skin tones and enough saturation  contrast to pull off landscape
work.

-Adam

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Re: Stop buying K-5s...new lens(es) !!

2010-11-09 Thread Adam Maas
Even more likely is it's an old protorype of the A* 135 given that the
finish resembles the old A* super-tele's.

-Adam

On Tue, Nov 9, 2010 at 7:45 PM, paul stenquist pnstenqu...@comcast.net wrote:
 Pretty damn close. I'd guess that the lens in the photo posted by Jaume is a 
 PhotoShopped version of the old A* lens. Can't see why Pentax would bo back 
 to an A* designation. It doesn't appear to be a contemporary lens in any way.
 Paul
 On Nov 9, 2010, at 7:10 PM, Phil Northeast wrote:

 On 10/11/10 10:53 AM, paul stenquist wrote:
 Hmmm. It's marked Pentax A*. Doesn't sound like a new lens. But I'd like a 
 135/1.8. Great lens for shooting performs in clubs.
 Paul

 Oh, and keep the rumors coming. They're not the least bit tedious.


 On Nov 9, 2010, at 6:32 PM, Jaume Lahuerta wrote:

 Please, tell me if I am too tedious with this:
 http://k-rumors.com/pentax-lens-group-foto-unveils-new-lenses/





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 Here is details of an older version

 http://kmp.bdimitrov.de/lenses/primes/tele/A135f1.8.html

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Re: Pentax mirrorless in Spring !

2010-11-09 Thread Adam Maas
On Tue, Nov 9, 2010 at 3:43 PM, Ken Waller kwal...@peoplepc.com wrote:


 My reply:

 Ditto, and add a 28mm pancake and a couple zooms!

 How about being able to actually capture a moving object as seen you see it
 in the viewfinder?
 The EVFs that I've used are just about useless on non static subjects. You
 see the image, push the release and get a different image.

 For me this is a killer.


Solved problem as of the A33/A55, not eactly an issue with the m4/3
stuff either. Modern high-end EVF's only issue with action is with the
second shot, not the first.

-Adam

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Re: K-5, K-7, side-by-side at ISO 6400

2010-11-09 Thread Adam Maas
On Tue, Nov 9, 2010 at 4:45 PM, Godfrey DiGiorgi gdigio...@gmail.com wrote:
 LOL

 On Tue, Nov 9, 2010 at 12:34 PM, Miserere miser...@gmail.com wrote:
  ... Oh boy, oh boy, oh boy, let's not get into a fight, Godders!

 It's not a fight. I'm strongly right-handed ... I will never handle
 lenses and try to fit mating flanges together with my left hand. My
 left hand is find to hold the body still and press the button, right
 there on the side of the camera where I'm usually grasping it. My
 right hand manages working with the lens (uncoupling it, putting it in
 the bag, picking out the replacement, refitting it to the camera,
 etc...).

 I'm glad the Pentax mount release works for you. It doesn't for me.

 It's about time we derailed this thread--we all seem to have run out
 of jokes about Paul's table.

 Paul has a table? Waddaya know ... ]'-)


 --
 Godfrey

I've got the same problem as Godfrey with the K-mount release
location, it's even awkwardly located for right-hand use since it's
out of reach of my index or middle fingers. I find the older bodies
with the lever rather than the button release work better as I can
depress it with the hand gripping the lens, but you can't do that on
the more modern versions.There's a good reason why every other 35mm
mount in common use today ended up with the same basic setup, it makes
a lot of ergonomic sense for right-handed users. Camera in left hand,
holding button, lens in right hand mounting/unmounting. The only other
setup I've seen which works nearly as well is the OM setup where you
depress the lens release as you grip the lens to remove (Actually, I
think the OM design might be a bit better ergonomically but is harder
to seal).

-Adam

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Re: K-5, K-7, side-by-side at ISO 6400

2010-11-09 Thread Adam Maas
On Tue, Nov 9, 2010 at 5:58 PM, Jaume Lahuerta jlah...@yahoo.com wrote:

 What I meant Ralf is that the K20D sensor was praised and then almost the same
 sensor in the K-7 was terrible...(and this didn't happen with the 6mpix sensor
 even when it was already ageing in the K100D super)

 Regards,
 Jaume

When the K20D came out the sensor appeared to be a decent performer,
the IQ of the K20D was competitive. I remember that Paul's K20D ISO
6400 shots were not that far behind my D300 shots at the same time in
terms of noise.

Experience showed however that the reality was the K20D sensor was
behind the ball and the K20D processing chain was saving it. This
became far more visible as newer cameras based on the variants of the
D300 sensor came out and pushed performance well beyond what the K20D
could as well as the appearance of the Samsung NX bodies to show what
the K20D sensor looked like without Pentax's excellent PRIME engine.
Note the K-x uses a variant of the same basic sensor as the D300 but
has a 1-2 stop high ISO advantage.

The arrival of the K-7 showed no real improvement in IQ from the
sensor and processing chain and the arrival of the K-x showed just
what the PRIME II engine could do with a competitive sensor which is
what leads to the K-7 sensor getting bagged on where the K20D didn't.
A lot changes in the 16 or so months between the K20D and the K-7.

Note that Sony got this even worse, having finally replaced the last
of its 10MP CCD cameras (with the K10D/K20/K-m sensor) this year,
albeit with a 14MP CCD sensor that makes the K-7's sensor look good at
ISO's over 400.

-Adam

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Re: It's offical: K-5 is the best (D7000 tested)

2010-11-08 Thread Adam Maas
On Mon, Nov 8, 2010 at 9:54 AM, Miserere miser...@gmail.com wrote:
 On 8 November 2010 08:26, Jaume Lahuerta jlah...@yahoo.com wrote:
 DxO has tested the D7000:
 http://www.dslrmagazine.com/pruebas/pruebas-tecnicas/nikon-d7000-sensor-raw.html

 And the K-5 gets an slight advantage thanks to its ISO 80 setting, not 
 present
 in the D7000.

 I suppose it's time for me to do my thing. Pentax K-5 vs Nikon D7000
 vs Canon 7D:

 http://tinyurl.com/2wdn99t

 Looking at these scores, there is no appreciable difference between
 the K-5 and the D7000. Real World(TM) shooting might tell us
 otherwise, but DxO simply tells us this Sony sensor is very good when
 in the right hands. I say this because the Sony A55, with the same
 sensor, doesn't get as good scores as the other two cameras:

 http://tinyurl.com/322v5mk

 Note especially the poor high ISO score. At low ISO you need a good
 sensor, but at high ISO you also need great algorithms.


  --M.

Note the A55 loses at least 1/3 of a stop due to the pellix mirror
(which is made up by increased sensor gain) and runs the sensor hotter
due to permanent LV feed. The telling performance for Sony will be the
A580 which is the same sensor and processing chain as the A55 without
the pellix mirror or permanent LV compromising performance. I expect
it to lag in High ISO but be comparable at low ISO.

-Adam

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Re: DxO results for K-5

2010-11-07 Thread Adam Maas
On Sun, Nov 7, 2010 at 1:49 AM, Boris Liberman bori...@gmail.com wrote:
 On 11/6/2010 3:26 PM, Larry Colen wrote:

 So how much are image stabilized f/1.4 Nikon lenses going for these days?

 There is only one such lens in currently produced Pentax line up, Larry -
 the DA 55/1.4. Not much if you ask me. And everyone who's shooting with FA
 50/1.4 or A 50/1.2 are hmmm well, old ..rts...

 Boris-the-old-..rt

The FA50/1.4 is still in the line as well and of course there is the
Zeiss ZK 85/1.4 (while supplies last, it's being discontinued), the
Samyang 85/1.4 and the upcoming Samyang 35/1.4


-Adam

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Re: On K-5 dynamic range. Somewhat tangential question.

2010-11-07 Thread Adam Maas
Dynamic Range in EV has no effect on the amount of shades the K-5 can
discern, it is merely defines the maximum and minimum brightness
values which supply usable data at the same time. The ability to
discern individual shades (or more properly differences between two
shades) is solely controlled by how many bits wide the ADC system is.
The K-5 can discern 2^14 shades maximum across a 14.1 EV ( a
brightness range of 2^14.1) range according to the DxO tests. There is
no direct correspondence between the two.

-Adam

On Sun, Nov 7, 2010 at 7:40 AM, Boris Liberman bori...@gmail.com wrote:
 Hi!

 DXOMark
 (http://www.dxomark.com/index.php/en/Camera-Sensor/All-tested-sensors/Pentax/K5)
 publishes that K-5 has 14.1 EV of dynamic range. My understanding thereof is
 that its sensor can tell apart 2^14.1 different shades which although close
 but slightly bigger than 14 bit RAW as per Pentax own specification.

 I realize that dynamic range is not the same as how many useful bits of data
 per pixel RAW format contains. However, given that both are scales of powers
 of two, it would seem to be interesting to consider which part of these 14
 bits (or 14 EVs) corresponds linearly to one another.

 As a side remark I think it is very odd that one is bigger than another. Few
 examples to point:

 Phase One P65 Plus - 16 bit RAW, 13 EV of DR
 Leica M9 - 14 bit RAW, 11.7 EV of DR
 Nikon D3S - 14 bit RAW, 12 EV of DR

 What do you think?

 Thanks.

 Boris




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Re: k-5 autofocus vs. Canon 5000 Mark II

2010-11-07 Thread Adam Maas
On Sun, Nov 7, 2010 at 1:20 AM, Boris Liberman bori...@gmail.com wrote:
 On 11/6/2010 4:32 PM, Thibouille wrote:

 As for Mpix, I'm sorry but this is laughable seeing the little
 difference. Or why would Nikon guys pay for D700/D3s 'crappy' little
 12Mpix sensor.
 As for DR, the 7D is bye bye. Oh, D700 is also. Damn. And that 60D
 is... well almost a toy.
 K5 sealing is better, fps is almost tie (7fps vs 8 fps), High ISOs are
 better on K5.

 Thibs, you cannot mount Nikon lens on Canon body.

You can with a $10 adapter, as long as the lens has an aperture ring.
During my brief foray into the land of Canon digital I mostly shot
with a Nikkor 20/2.8 on my 10D. In fact adapted lenses on Canon are
slightly more functional than pre-A  K mount lenses on Pentax (you get
Av mode and TTL flash with adapted lenses on Canon).

You cannot mount a Pentax
 lens on Nikon body, etc. So, if one is shooting Nikon system, the wonders of
 K-5 are irrelevant. If one is having lots of K-mount lenses, the 7D's video
 advantages are irrelevant... And so on.

 Seems you have forgotten few smilies here too.

 Boris



The 7D in fact can use K mount lenses without Cottyration of said
lenses, any EF-S body can (as long as an aperture ring is present).
And adapted lenses are preferred for video due to the inability of the
camera to override your aperture selection.

I actually know a few people who actively shoot professionally with
_only_ adapted or converted lenses on Canon bodies.

-Adam

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Re: k-5 autofocus vs. Canon 5000 Mark II

2010-11-07 Thread Adam Maas
On Sun, Nov 7, 2010 at 8:43 AM, Boris Liberman bori...@gmail.com wrote:
 I know that EF-S body takes most K mount lenses via adapter. Not so are the
 24x36 Canon bodies, as my understanding that mirror may hit the aperture
 actuation lever of the lens...

 Boris


The non-EF-S bodies are safe once the lens has been Cottyfied,
otherwise the aperture lever hits the mirror (this affects the 1D's as
well, not just the 24x36 bodies).


-Adam

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Re: Minor question of Englsih

2010-11-07 Thread Adam Maas
I think Bob W was commenting on one of history's more interesting
jokes. At some time not too long after the fall of the Roman Empire,
the Scots and the Irish switched places. Scotland is actually named
after the Irish, who were known as the Scotti to the Romans.

-Adam

On Sun, Nov 7, 2010 at 4:30 AM, Boris Liberman bori...@gmail.com wrote:
 All peoples on the Earth are brothers. And sisters.

 Boris

 On 11/7/2010 10:58 AM, Bob W wrote:

 The Scottish are all Irish really.


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Re: Let's bring back the K-1000

2010-11-07 Thread Adam Maas
On Sun, Nov 7, 2010 at 7:27 AM, David J Brooks pentko...@gmail.com wrote:
 On Sat, Nov 6, 2010 at 11:08 PM, P. J. Alling
 webstertwenty...@gmail.com wrote:
 There are always mossbacks, and who says that the K-1000 ever really went
 away.

 Exactly. I still have two, and i see them for sale at Henrys still.
 Not sure if the schools photography classes still use them or they
 have gone digital

 Dave

They still use film at Ryerson, which is why Downtown Camera still has
their Student Special film packs (10x24exp Kentmere 400 these days,
used to be HP5+ and before that it was APX400)



-Adam

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Re: K-5 'miracle'

2010-11-07 Thread Adam Maas
On Sun, Nov 7, 2010 at 8:45 AM, Boris Liberman bori...@gmail.com wrote:
 On 11/7/2010 2:58 PM, Tim Øsleby wrote:

 I believe that more headroom in the dark areas is in the nature of the
 sensor wells.

 When a cup is full, you can't pour more water into it. If you try to,
 you pours over. I think it is almost as simple as that.
 In the dark areas, on the other hand, the information will be obscured
 by noise, but it the information is present. In other words, you can
 recover more information there.

 Higher dynamic range gives us opportunity to expose more
 conservatively without loosing information. I think this is what gives
 us more headroom in practical use.

 But as suggested; I'm just a bloke who speculates on this topic.
 Others may have mush better answers.

 What you say, Tim, makes perfect sense. But outside of Pentaxia, there are
 cameras and sensors that have more headroom in the bright areas. Or at least
 so it is said. I'd like to see some measurements in that regard, or better
 yet reports of actual experience when exposure had to be corrected in post
 so as to recover bright areas...

 Boris


Practical headroom is determined by dynamic range, but the 'RAW
Headroom' that everybody talks about is simply the difference between
the maximum value that the default camera conversion curve uses and
the actual maximum luminance value in the file. This varies greatly
depending on the camera and is inherited from the camera's JPEG
rendering engine (as default RAW curves typically try to match the
JPEG engine's choices for exposure).


-Adam

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Re: K-5 'miracle'

2010-11-07 Thread Adam Maas
Boris,

The blinkies in the camera are with respect to the JPEG preview, not
the RAW file. They blink at 255 (maximum 8 bit value) but that 255 is
mapped to an arbitrary value on the actual scale from 0 to 16383 with
16383 being the actual maximum value. The blinkies in LR are with
respect to the result of the rendering settings as applied to the RAW
data, not the actual RAW data itself.

What you are actually doing in Lightroom when you alter the exposure
is shifting the mapping of the JPEG (or display) rendering's 0-255
values to the RAW file's 0 to 16384 range (note that one value on the
0-255 scale will be mapped to multiple adjacent values on the 0-16383
range of the RAW file). When you are adjusting exposure in LR, you are
shifting the mapping up and down the RAW file's range (other controls
alter the mapping inside that range or alter the 255 or 0 point
mapping independently).

-Adam

On Sun, Nov 7, 2010 at 9:53 AM, Boris Liberman bori...@gmail.com wrote:
 Adam, Ralf, if I understand you correctly, it means that overexposure
 blinkies of both my camera(s) and LightRoom actually start blinking not at
 pixel value of 255 but somewhat prior to that. And then, you and also Adam
 say that whatever the minus exposure compensation I am dialing in in
 LightRoom to make those red blinkies disappear has nothing to do with actual
 sensor dynamic range? Is that so?

 Boris


 On 11/7/2010 4:22 PM, Ralf R. Radermacher wrote:

 Boris Libermanbori...@gmail.com  wrote:

 What you say, Tim, makes perfect sense. But outside of Pentaxia, there
 are cameras and sensors that have more headroom in the bright areas.

 There is no way of extending the range beyond the point where all bits
 are set to 1. Not with Pentax nor with any other manufacturer.

 All you can do as a manufacturer is set the camera in a way that it
 deliberately 'under'exposes a little and hope that the shadows won't be
 drowned in noise.

 Now, if other manufacturers could hold back a little more on exposure,
 this is mainly due to the fact that they haven't been using this rotten
 Samsung sensor we have been plagued with for two camera generations.

 Ralf



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Re: DxO results for K-5

2010-11-07 Thread Adam Maas
Really? Only 11,300 hits on Bing.

http://www.bhphotovideo.com/c/product/520389-REG/Zeiss_1486_390_85mm_f_1_4_ZK_Planar.html

-Adam

On Sun, Nov 7, 2010 at 12:13 PM, P. J. Alling
webstertwenty...@gmail.com wrote:
 Do a google search on that ZK lens and you don't seem to get any hits,
 already down the memory hole I'm afraid.

 On 11/7/2010 8:04 AM, Adam Maas wrote:

 On Sun, Nov 7, 2010 at 1:49 AM, Boris Libermanbori...@gmail.com  wrote:

 On 11/6/2010 3:26 PM, Larry Colen wrote:

 So how much are image stabilized f/1.4 Nikon lenses going for these
 days?

 There is only one such lens in currently produced Pentax line up, Larry -
 the DA 55/1.4. Not much if you ask me. And everyone who's shooting with
 FA
 50/1.4 or A 50/1.2 are hmmm well, old ..rts...

 Boris-the-old-..rt

 The FA50/1.4 is still in the line as well and of course there is the
 Zeiss ZK 85/1.4 (while supplies last, it's being discontinued), the
 Samyang 85/1.4 and the upcoming Samyang 35/1.4


 -Adam



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Re: DxO results for K-5

2010-11-07 Thread Adam Maas
Google nets 111,000 hits for Zeiss ZK 85mm.

I prefer Bing, they make no pretense of being non-Evil, unlike Google.

-Adam

On Sun, Nov 7, 2010 at 12:38 PM, P. J. Alling
webstertwenty...@gmail.com wrote:
 I usually don't think of Bing, I know Google is evil, (no matter what they
 say), but most of the world seems to use them.  That BH page doesn't show
 up on the Google search, but this one does.

 http://www.bhphotovideo.com/bnh/controller/home?O=Ntt=zeiss+ZF+85+1.4Q=N=0A=endecaSearch



 On 11/7/2010 12:20 PM, Adam Maas wrote:

 Really? Only 11,300 hits on Bing.


 http://www.bhphotovideo.com/c/product/520389-REG/Zeiss_1486_390_85mm_f_1_4_ZK_Planar.html

 -Adam

 On Sun, Nov 7, 2010 at 12:13 PM, P. J. Alling
 webstertwenty...@gmail.com  wrote:

 Do a google search on that ZK lens and you don't seem to get any hits,
 already down the memory hole I'm afraid.

 On 11/7/2010 8:04 AM, Adam Maas wrote:

 On Sun, Nov 7, 2010 at 1:49 AM, Boris Libermanbori...@gmail.com
  wrote:

 On 11/6/2010 3:26 PM, Larry Colen wrote:

 So how much are image stabilized f/1.4 Nikon lenses going for these
 days?

 There is only one such lens in currently produced Pentax line up, Larry
 -
 the DA 55/1.4. Not much if you ask me. And everyone who's shooting with
 FA
 50/1.4 or A 50/1.2 are hmmm well, old ..rts...

 Boris-the-old-..rt

 The FA50/1.4 is still in the line as well and of course there is the
 Zeiss ZK 85/1.4 (while supplies last, it's being discontinued), the
 Samyang 85/1.4 and the upcoming Samyang 35/1.4


 -Adam


 --
 His lack of education is more than compensated for by his keenly
 developed
 moral bankruptcy.
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Re: On K-5 dynamic range. Somewhat tangential question.

2010-11-07 Thread Adam Maas
On Sun, Nov 7, 2010 at 12:46 PM, Boris Liberman bori...@gmail.com wrote:
 Hmmm, so a camera with so many bits of RAW can do what then?  Discern
 2^so many shades, right?

Exactly.

 And the dynamic range is about when it goes
 to saturation either to pure black and pure white.

Pure white and indistinguishable from noise (not pure black). The
noise floor determines the actual dynamic range's low end.

 Ok, so tell me
 then, the wise people of PDML, is there a way looking at the same
 picture shot with K-7 and K-5 to  tell them apart? Or better yet, how
 do I /see/ that one camera has wider DR than the other and that more
 BPS in RAW are more beneficial than less BPS in RAW in real life. And
 how all that translates to actual print?

The bit depth of the RAW files shows up in subtle gradations of colour
and in shadow noise. You get more subtle colour/tone resolution and
less shadow noise with a higher bit depth ADC than with less (the
shadow noise improvement is due to exactly how ADC's work with linear
imaging sensors, you lose luminance resolution at low luminance
values. Digital delivers superb resolution of bright tones and poor
resolution of dark tones). In the real world, shadow noise is the
easiest to see, especially on a camera which can shoot in both 12 and
14 bit modes like many Nikons.

More dynamic range allows you to make less trade offs in exposure at
shooting time. The more DR you have, the more you can hold detail in
both the highlights and the shadows at the same time. The downside is
the self-same image will be lower contrast when rendered and you
usually have to make those trade offs in post instead.


-Adam

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Re: DxO results for K-5

2010-11-07 Thread Adam Maas
Zeiss ZK 85mm is what I used. Zeiss uses the utterly nonsensical
1,4/85mm designation officially rather than the correct ratio-type
designation of 85/1.4 or just calling it the 85mm f1.4.

-Adam

On Sun, Nov 7, 2010 at 1:16 PM, P. J. Alling webstertwenty...@gmail.com wrote:
 What search string did you use, I just copied Zeiss ZK 85/1.4 our of your
 message and plugged it into my Firefox search box.  (It's been said that
 Google is now tayloring search results based on pas searches, but I can't
 imagine why it would exclude Pentax related results for me).


 On 11/7/2010 1:09 PM, Adam Maas wrote:

 Google nets 111,000 hits for Zeiss ZK 85mm.

 I prefer Bing, they make no pretense of being non-Evil, unlike Google.

 -Adam

 On Sun, Nov 7, 2010 at 12:38 PM, P. J. Alling
 webstertwenty...@gmail.com  wrote:

 I usually don't think of Bing, I know Google is evil, (no matter what
 they
 say), but most of the world seems to use them.  That BH page doesn't
 show
 up on the Google search, but this one does.


 http://www.bhphotovideo.com/bnh/controller/home?O=Ntt=zeiss+ZF+85+1.4Q=N=0A=endecaSearch



 On 11/7/2010 12:20 PM, Adam Maas wrote:

 Really? Only 11,300 hits on Bing.



 http://www.bhphotovideo.com/c/product/520389-REG/Zeiss_1486_390_85mm_f_1_4_ZK_Planar.html

 -Adam

 On Sun, Nov 7, 2010 at 12:13 PM, P. J. Alling
 webstertwenty...@gmail.com    wrote:

 Do a google search on that ZK lens and you don't seem to get any hits,
 already down the memory hole I'm afraid.

 On 11/7/2010 8:04 AM, Adam Maas wrote:

 On Sun, Nov 7, 2010 at 1:49 AM, Boris Libermanbori...@gmail.com
  wrote:

 On 11/6/2010 3:26 PM, Larry Colen wrote:

 So how much are image stabilized f/1.4 Nikon lenses going for these
 days?

 There is only one such lens in currently produced Pentax line up,
 Larry
 -
 the DA 55/1.4. Not much if you ask me. And everyone who's shooting
 with
 FA
 50/1.4 or A 50/1.2 are hmmm well, old ..rts...

 Boris-the-old-..rt

 The FA50/1.4 is still in the line as well and of course there is the
 Zeiss ZK 85/1.4 (while supplies last, it's being discontinued), the
 Samyang 85/1.4 and the upcoming Samyang 35/1.4


 -Adam

 --
 His lack of education is more than compensated for by his keenly
 developed
 moral bankruptcy.
     -Woody Allen


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Re: On K-5 dynamic range. Somewhat tangential question.

2010-11-07 Thread Adam Maas
At low ISO's yes to some extent. It depends on what you photograph.
Ralf's work is a DR torture test but even a normal landscape scene can
easily exceed 14 stops of DR if sunlit and having any deep shade.

-Adam

On Sun, Nov 7, 2010 at 1:23 PM, Boris Liberman bori...@gmail.com wrote:
 So, Adam, /in principle/ or /in general/ what you say is that unless
 one is doing some very special kind of photography such as what Ralf
 is doing with so much success, the difference between K-5 and K-7 will
 be (very?) subtle and hard to see. The difference in DR will be less
 profound due to the specific tuning of the metering of each camera and
 also, as far as I understand, the ultimate test of print or photograph
 on computer display will result in much more similar results than it
 might seem from the mere spec comparison of these cameras. And more so
 if one is doing relatively simple and relatively mild post processing.
 Is that so?

 On Sun, Nov 7, 2010 at 8:18 PM, Adam Maas a...@mawz.ca wrote:
 On Sun, Nov 7, 2010 at 12:46 PM, Boris Liberman bori...@gmail.com wrote:
 Hmmm, so a camera with so many bits of RAW can do what then?  Discern
 2^so many shades, right?

 Exactly.

 And the dynamic range is about when it goes
 to saturation either to pure black and pure white.

 Pure white and indistinguishable from noise (not pure black). The
 noise floor determines the actual dynamic range's low end.

 Ok, so tell me
 then, the wise people of PDML, is there a way looking at the same
 picture shot with K-7 and K-5 to  tell them apart? Or better yet, how
 do I /see/ that one camera has wider DR than the other and that more
 BPS in RAW are more beneficial than less BPS in RAW in real life. And
 how all that translates to actual print?

 The bit depth of the RAW files shows up in subtle gradations of colour
 and in shadow noise. You get more subtle colour/tone resolution and
 less shadow noise with a higher bit depth ADC than with less (the
 shadow noise improvement is due to exactly how ADC's work with linear
 imaging sensors, you lose luminance resolution at low luminance
 values. Digital delivers superb resolution of bright tones and poor
 resolution of dark tones). In the real world, shadow noise is the
 easiest to see, especially on a camera which can shoot in both 12 and
 14 bit modes like many Nikons.

 More dynamic range allows you to make less trade offs in exposure at
 shooting time. The more DR you have, the more you can hold detail in
 both the highlights and the shadows at the same time. The downside is
 the self-same image will be lower contrast when rendered and you
 usually have to make those trade offs in post instead.


 -Adam

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Re: OT - web editing software for Mac

2010-11-07 Thread Adam Maas
For text there is only one answer. BBEdit/textWrangler.

For WYSIWYMG, I can't suggest anything since I avoid those tools like
the plague.

-Adam

On Sun, Nov 7, 2010 at 2:38 PM, Jeffery Smith jsmith...@bellsouth.net wrote:
 I'm no longer a PC guy (computer platform OR politically correct). I used to 
 maintain my web site with Namo Web Editor for Windows. I need to get a good 
 web editor for the Mac to basically reconstruct my site from the ground up.

 I am familiar with both SandVox and Rapidweaver. Do any of you who don't use 
 blogs, Flickr, etc. have any recommendations as to which Mac software might 
 be best for maintaining a photo-based web site?

 Jeffery Smith
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Re: Suggested Kodachrome Memorial Edition of the PUG.

2010-11-07 Thread Adam Maas
Sent off my last two rolls last week. Shot with a Maxxum 7, so no PUG
eligibility for me.

-Adam

On Sun, Nov 7, 2010 at 2:28 PM, P. J. Alling webstertwenty...@gmail.com wrote:
 The last day of manufacture has passed, and the last day to get the stuff
 processed is fast approaching.  Now I'm not suggesting that we have a PUG
 requiring Kodachrome film, though if you have those images you could, maybe
 should, post them, but Kodachrome Look images would be nice.  I know that
 Red Shirt Theme from a while back was sort of that, but I just think we
 should do something to commemorate Kodachrome's passing.

 --
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 moral bankruptcy.
     -Woody Allen


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Re: k-5 autofocus vs. Canon 5000 Mark II

2010-11-07 Thread Adam Maas
On Sun, Nov 7, 2010 at 4:11 PM, Thibouille pentaxl...@gmail.com wrote:
 2010/11/7 Boris Liberman bori...@gmail.com:
 On 11/6/2010 4:32 PM, Thibouille wrote:

 As for Mpix, I'm sorry but this is laughable seeing the little
 difference. Or why would Nikon guys pay for D700/D3s 'crappy' little
 12Mpix sensor.
 As for DR, the 7D is bye bye. Oh, D700 is also. Damn. And that 60D
 is... well almost a toy.
 K5 sealing is better, fps is almost tie (7fps vs 8 fps), High ISOs are
 better on K5.

 Thibs, you cannot mount Nikon lens on Canon body. You cannot mount a Pentax
 lens on Nikon body, etc. So, if one is shooting Nikon system, the wonders of
 K-5 are irrelevant. If one is having lots of K-mount lenses, the 7D's video
 advantages are irrelevant... And so on.

 I don't think so. It is relevant because people are subject to change
 system. A lot of people changed system because of sensors specs (two
 other usual would be lenses and AF performance). We're talking bodies,
 not systems.

 Seems you have forgotten few smilies here too.

 No, I'm just playing Adam's game. He doesn't use any. probably because
 he's serious.

 Boris


Part serious, part in jest. Some of the things I listed matter in the
real world, other's just matter in the marketting. Some only matter in
certain situations. But as a practical matter things like a 1/250th
flash sync, wireless multigroup flash, fast high-pointcount AF units,
video capability and fps do matter when pricing. The K-5 is a superb
camera, but it simply doesn't have the specs to list at a comparable
price to the 7D. At its actual list price it's quite compelling and
for my personal use a far more interesting camera (body IS and high
ISO matter to me, I don't care about more than 4fps, video or flash
and my only care about AF is decent low-light performance).

Note I've been in and out of all of the systems discussed here over
the last 5 years. 'Investment' in a system is a big deal when you have
$10k plus in glass. When you've got $2k in glass it's quite different,
especially when you'll make a large fraction of that back in resale.
Vendor lockin to a system is far overblown as a reason to not switch
unless you have a lens collection like William Robb's. A basic system
that's fully capable (say 2-3 zooms and a fast prime or two) is
eminently open to switching.

-Adam

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Re: On K-5 dynamic range. Somewhat tangential question.

2010-11-07 Thread Adam Maas
Paul,

if you adjust the files for maximum dynamic range, the K-5 will have
more dynamic range and less contrast than the K-7. Neither file will
be usable in that state. As a practical matter more dynamic range
moves the choice about what to blow from exposure to post.

-Adam

On Sun, Nov 7, 2010 at 3:01 PM, paul stenquist pnstenqu...@comcast.net wrote:
 I see no real difference in contrast levels between K-5 and K-7 raw files. 
 And how flat or contrasty the final image might be can be controlled 
 completely in conversion. It's not an issue. I shot most of yesterday's 
 images in shade with no flash fill, so they were inherently somewhat flatter 
 than what I might generally produce. However, when the sun stepped in, 
 contrast levels were quite high. For example:
 http://photo.net/photodb/photo?photo_id=11910635
 On Nov 7, 2010, at 2:31 PM, Jack Davis wrote:

 Don't know if the lack of contrast you reference is so significant as to be 
 obvious in casually examining prints, but I have noted, in what relatively 
 few K-5 images I've viewed, contrast has appeared somewhat low and the 
 image, of course, a bit flat.(?)

 Jack

 --- On Sun, 11/7/10, Adam Maas a...@mawz.ca wrote:

 From: Adam Maas a...@mawz.ca
 Subject: Re: On K-5 dynamic range. Somewhat tangential question.
 To: Pentax-Discuss Mail List pdml@pdml.net
 Date: Sunday, November 7, 2010, 10:18 AM
 On Sun, Nov 7, 2010 at 12:46 PM,
 Boris Liberman bori...@gmail.com
 wrote:
 Hmmm, so a camera with so many bits of RAW can do what
 then?  Discern
 2^so many shades, right?

 Exactly.

 And the dynamic range is about when it goes
 to saturation either to pure black and pure white.

 Pure white and indistinguishable from noise (not pure
 black). The
 noise floor determines the actual dynamic range's low end.

 Ok, so tell me
 then, the wise people of PDML, is there a way looking
 at the same
 picture shot with K-7 and K-5 to  tell them apart? Or
 better yet, how
 do I /see/ that one camera has wider DR than the other
 and that more
 BPS in RAW are more beneficial than less BPS in RAW in
 real life. And
 how all that translates to actual print?

 The bit depth of the RAW files shows up in subtle
 gradations of colour
 and in shadow noise. You get more subtle colour/tone
 resolution and
 less shadow noise with a higher bit depth ADC than with
 less (the
 shadow noise improvement is due to exactly how ADC's work
 with linear
 imaging sensors, you lose luminance resolution at low
 luminance
 values. Digital delivers superb resolution of bright tones
 and poor
 resolution of dark tones). In the real world, shadow noise
 is the
 easiest to see, especially on a camera which can shoot in
 both 12 and
 14 bit modes like many Nikons.

 More dynamic range allows you to make less trade offs in
 exposure at
 shooting time. The more DR you have, the more you can hold
 detail in
 both the highlights and the shadows at the same time. The
 downside is
 the self-same image will be lower contrast when rendered
 and you
 usually have to make those trade offs in post instead.


 -Adam

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Re: k-5 autofocus vs. Canon 5000 Mark II

2010-11-06 Thread Adam Maas
On Fri, Nov 5, 2010 at 4:37 PM, P N Stenquist pnstenqu...@comcast.net wrote:

 On Nov 5, 2010, at 2:20 PM, Adam Maas wrote:

 Much better video, faster AF, one extra fps, a much more capable flash
 system, 2MP, 1/250 sync.

 -Adam

 Of course some of that is based on assumption.
 Paul


Only the AF portion is, and unless Pentax has delivered a camera with
AF performance which rivals the 1D series (the 7D is noted to
outperform the 1DmIII but not the 1DmIV) it's not a particularly weak
assumption. The 7D has a much more capable video implementation than
any of the Pentax's (it's second to only the Panasonic GH series
cameras for video capability) and its flash system is a true
multigroup system with RTF-based commanding, a first for Canon and
significantly more capable than Pentax's somewhat archaic clone of the
Minolta ADI flash system (which was brilliant in 2001 but is now well
behind the competition).

-Adam

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Re: k-5 autofocus vs. Canon 5000 Mark II

2010-11-06 Thread Adam Maas
On Fri, Nov 5, 2010 at 6:05 PM, P N Stenquist pnstenqu...@comcast.net wrote:

 On Nov 5, 2010, at 5:51 PM, Thibouille wrote:

 2010/11/5 P N Stenquist pnstenqu...@comcast.net:

 On Nov 5, 2010, at 2:20 PM, Adam Maas wrote:

 Much better video, faster AF, one extra fps, a much more capable flash
 system, 2MP, 1/250 sync.

 -Adam

 Of course some of that is based on assumption.
 Paul


 Can't see where.

 It's assumptions based on hardware, and it's obviously not the result of
 testing.

Hardware is what determines pricing and Thibouille asked what
justified the higher price of the 7D.

-Adam

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Re: k-5 autofocus vs. Canon 5000 Mark II

2010-11-06 Thread Adam Maas
On Fri, Nov 5, 2010 at 6:21 PM, P N Stenquist pnstenqu...@comcast.net wrote:

 On Nov 5, 2010, at 6:08 PM, Rob Studdert wrote:

 On 6 November 2010 09:05, P N Stenquist pnstenqu...@comcast.net wrote:

 It's assumptions based on hardware, and it's obviously not the result of
 testing.

 I guess we'll just have to watch how many top end cinematographers
 embrace the K5 like they have the Canons.

 I doubt any will, and I would guess that the Canon is better. I was merely
 pointing out that drawing conclusions without comparing any actual results
 is assumptive.
 Paul

And here your missing the point. I was explaining the differences
which justified the price difference between the 7D and the K-5 in
response to Thibouille. Those are hardware and implementation
differences, not assumptions (aside from AF performance, which is
based on extensive experience with a multitude of systems and cameras,
including the 7D).

As to actual capability, I'd personally take the K-5 any day as I
expect it will have significantly superior image quality than the 7D
(which is a superb camera hobbled by a mediocre at best sensor and
processing chain).

-Adam

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Re: DxO results for K-5

2010-11-06 Thread Adam Maas
On Fri, Nov 5, 2010 at 2:20 PM, Larry Colen l...@red4est.com wrote:

 On Nov 5, 2010, at 9:43 AM, Miserere wrote:

 On 5 November 2010 12:29, Jaume Lahuerta jlah...@yahoo.com wrote:

 wrong link last one

 Woops! Let's try again:

 http://tinyurl.com/2vy7qjv



 What I find amazing is how the Kx seems to outperform the Kr.  And at high 
 ISO even outperforms the K5 in dynamic range.

 If you lose a stop of dynamic range and a stop of SNR for every stop of ISO, 
 why not just shoot at the base ISO and underexpose?


 --
 Larry Colen l...@red4est.com sent from i4est


One reason I don't put all that much stock in DxO's tests is the
variance in performance of cameras with known-identical imaging
chains.


-Adam

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Re: k-5 autofocus vs. Canon 5000 Mark II

2010-11-06 Thread Adam Maas
On Sat, Nov 6, 2010 at 10:32 AM, Thibouille pentaxl...@gmail.com wrote:
 First I should have placed a smilie at the end 'cos my comment was
 partly tong in cheek (but partly only).
 Second, you're both right and wrong.

 As for Video/flash there's I think not even a question the Canon is better.

 For AF it is too early. Guessing is guessing and should not be found
 in a sentence stating (unverified) things. Do I expect the AF to be as
 good as best Canon AF? No, but it may well beat 5DII AF (which isn't
 the best but is no slouch either).

I'd expect the K-5 would beat the 5DmII, which is a poor AF performer
by Canon standards (and shares its basic AF unit with the Rebels, not
the better bodies), the 7D is another story, like the Nikon D300(s)
the 7D's AF performance rivals the true pro bodies.


 As for Mpix, I'm sorry but this is laughable seeing the little
 difference. Or why would Nikon guys pay for D700/D3s 'crappy' little
 12Mpix sensor.
 As for DR, the 7D is bye bye. Oh, D700 is also. Damn. And that 60D
 is... well almost a toy.
 K5 sealing is better, fps is almost tie (7fps vs 8 fps), High ISOs are
 better on K5.

The 2MP thing was a little tongue in cheek, Canon's 18MP sensor is not
terribly good and can't outresolve a 12MP sensor at higher ISO's.


 If that's no tie (based on known facts) I dunno what it is. Each has
 good (and crap) pieces.

 --
 Thibault Massart aka Thibouille/Thibs

-Adam

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Re: DxO results for K-5

2010-11-06 Thread Adam Maas
On Sat, Nov 6, 2010 at 10:54 AM, P N Stenquist pnstenqu...@comcast.net wrote:

 On Nov 6, 2010, at 9:15 AM, Adam Maas wrote:

 On Fri, Nov 5, 2010 at 2:20 PM, Larry Colen l...@red4est.com wrote:
 What I find amazing is how the Kx seems to outperform the Kr.  And at
 high ISO even outperforms the K5 in dynamic range.

 If you lose a stop of dynamic range and a stop of SNR for every stop of
 ISO, why not just shoot at the base ISO and underexpose?


 --
 Larry Colen l...@red4est.com sent from i4est


 One reason I don't put all that much stock in DxO's tests is the
 variance in performance of cameras with known-identical imaging
 chains.

 Although the Kx and Kr results are very close. I figured it was just normal
 margin of error for their testing, and it would seem to be a reasonable
 margin of error.
 Paul

Could certainly be margin of error. The DxO tests are a decent guide
to performance but they seem to be taken as direct gospel by
altogether too many people and some of the tests are directly opposite
to my actual experience (the Nikon D90 was rated by DxO as the top
APS-C camera long after its performance in terms of IQ was exceeded by
others, including the K-x)

-Adam

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Re: Minor question of Englsih

2010-11-06 Thread Adam Maas
On Sat, Nov 6, 2010 at 11:44 AM, John Sessoms jsessoms...@nc.rr.com wrote:
 From: Jeffery Smith

 My only points of reference are Sean Connery and the Fat Bastard.

 Jeffery

 On Nov 5, 2010, at 6:38 PM, P. J. Alling wrote:
 

 Scottish, no matter how much the Scots deny it, is an English
 dialect.  Sting certianly didn't grow up speaking Gaelic.


 Don't forget Mister Beam me up Scotty Scott.


Who was born in Vancouver, BC, not Scotland. In fact James Doohan
isn't even Scottish by background, his parents were Irish. Doohan did
have a gift for accents though and did a fair Scots accent in Star
Trek.


-Adam

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