RE: Lens considerations

2009-06-01 Thread Desjardins, Steve
I'll second the comment about the 20-35.  I find this lens still gives me 
excellent results on my digital cameras.  I am always reluctant to lose a lens 
that takes good pictures, regardless of the focal lenth(s).

-Original Message-
From: pdml-boun...@pdml.net [mailto:pdml-boun...@pdml.net] On Behalf Of Boris 
Liberman
Sent: Saturday, May 30, 2009 8:11 AM
To: Pentax-Discuss Mail List
Subject: Re: Lens considerations

Leon, if I had (a good copy of) 20-35 I would probably keep it.

Having somewhat similar situation to that of yours, I opted for Tamron 
28-75/2.8 and DA 21.

Boris


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Re: Lens considerations

2009-05-30 Thread Joseph McAllister

On May 29, 2009, at 22:21 , Leon Altoff wrote:


 Does anyone know at what focal length the 17-70 covers full
frame if at all (in case I ever use film again)?


At no f/l does the 17-70 cover full frame. Vignettes all the way.

Joseph McAllister
Pentaxian

http://gallery.me.com/jomac
http://web.me.com/jomac/show.me/Blog/Blog.html


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Re: Lens considerations

2009-05-30 Thread Leon Altoff
Thanks Joseph,

I was thinking it wouldn't cover full frame, but hoping it would.

How are the image sharpness and bokeh of the 17-70?

-- 

Leon



2009/5/30 Joseph McAllister pentax...@mac.com:
 On May 29, 2009, at 22:21 , Leon Altoff wrote:

  Does anyone know at what focal length the 17-70 covers full
 frame if at all (in case I ever use film again)?

 At no f/l does the 17-70 cover full frame. Vignettes all the way.

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RE: Lens considerations

2009-05-30 Thread John Whittingham
Hi Leon

There's a full test on the 17-70 at the following URL:

http://www.photozone.de/pentax/408-pentax_1770_4

I was at one point thinking of selling my DA*16-50 and buying one new, the 
20-35 still fetches good money on Ebay, not sure about the 28mm shift.

Regards,

John

From: pdml-boun...@pdml.net [pdml-boun...@pdml.net] On Behalf Of Leon Altoff 
[leon.alt...@gmail.com]
Sent: 30 May 2009 06:21
To: Pentax-Discuss Mail List
Subject: Lens considerations

Hi All,

I have been considering lenses recently and the fact that I seem to be
changing them quite often.  My main lenses are a DA 16-45 and a SIgma
50-200 (which I will hopefully soon change to a 60-250 which I have
been waiting on for the past 2 years).

The 16-45 seems to be a bit too short far too often for my liking, and
having changed to the 50-200 is then too long for the picture I want 3
pictures later.  So I am considering upgrading the 16-45 to a 17-70.
My main camera is a K10D (probably upgrading to the K7 at some point,
but not as an early adopter as I was with the istD and the K10D)  so
the SDM only should not bother me.

As I am planning on selling the 16-45 and also my 20-35 to pay for the
new lens it means I won't have anything to cover 20mm at full frame
anymore.  Does anyone know at what focal length the 17-70 covers full
frame if at all (in case I ever use film again)?  I know the 16-45
will cover full frame at 20 mm, but I haven't seen anything on the
17-70 so any help would be appreciated - and comments on comparative
quality of build and images would also be nice. (Please don't suggest
I buy a lot of primes, I have some very nice primes and will add more
as time goes on, but zooms have their place.)

Of course I do have to pay for new purchases and need to sell a few
lenses to help offset new ones. Apart from the 16-45, I have a 20-35
and a 28mm shift, but I don't know if there is interest in these
lenses anymore and I need to figure out what they are worth before
officially offering them for sale.  If they are still popular can
someone let me know?

All comment gladly accepted.

Leon

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Re: Lens considerations

2009-05-30 Thread Boris Liberman

Leon, if I had (a good copy of) 20-35 I would probably keep it.

Having somewhat similar situation to that of yours, I opted for Tamron 
28-75/2.8 and DA 21.


Boris


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Re: Lens considerations

2009-05-30 Thread Anthony Farr
You'll still find times when lens changing is an annoyance even with a
new, longer range zoom.  While I haven't followed the prices of lenses
and cameras I'd think an additional camera would be comparable in cost
to a new lens which you only want for the sake of avoiding lens
changes.  You could have the whole range of 16mm-240mm (with a small
gap 45mm-50mm), or 20mm-250mm mounted and always ready for use.

You may already have two camera bodies but avoid carrying them both at
once because it's too much to be toting.  But consider that with two
or more lenses and one body you need a case or bag to store the unused
lens.  With two lenses each mounted on a body you don't need a case at
all if you're content to carry it all on neck/shoulder straps where
you can get at it in moments.  Anything else such as spare batteries,
memory cards and so on can fit in a tiny belt pouch or similar.

regards, Anthony

   Of what use is lens and light
to those who lack in mind and sight
   (Anon)



2009/5/30 Leon Altoff leon.alt...@gmail.com:
 Hi All,

 I have been considering lenses recently and the fact that I seem to be
 changing them quite often.  My main lenses are a DA 16-45 and a SIgma
 50-200 (which I will hopefully soon change to a 60-250 which I have
 been waiting on for the past 2 years).

 The 16-45 seems to be a bit too short far too often for my liking, and
 having changed to the 50-200 is then too long for the picture I want 3
 pictures later.  So I am considering upgrading the 16-45 to a 17-70.
 My main camera is a K10D (probably upgrading to the K7 at some point,
 but not as an early adopter as I was with the istD and the K10D)  so
 the SDM only should not bother me.

 As I am planning on selling the 16-45 and also my 20-35 to pay for the
 new lens it means I won't have anything to cover 20mm at full frame
 anymore.  Does anyone know at what focal length the 17-70 covers full
 frame if at all (in case I ever use film again)?  I know the 16-45
 will cover full frame at 20 mm, but I haven't seen anything on the
 17-70 so any help would be appreciated - and comments on comparative
 quality of build and images would also be nice. (Please don't suggest
 I buy a lot of primes, I have some very nice primes and will add more
 as time goes on, but zooms have their place.)

 Of course I do have to pay for new purchases and need to sell a few
 lenses to help offset new ones. Apart from the 16-45, I have a 20-35
 and a 28mm shift, but I don't know if there is interest in these
 lenses anymore and I need to figure out what they are worth before
 officially offering them for sale.  If they are still popular can
 someone let me know?

 All comment gladly accepted.

 Leon

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Re: Lens considerations

2009-05-30 Thread Leon Altoff
Hi John,

Thank for the link, it's interesting to compare the 2 lenses on paper.
 It looks like they should produce similar quality images which is
what I wanted to know.

-- 

Leon



2009/5/30 John Whittingham jo...@carmel.ac.uk:
 Hi Leon

 There's a full test on the 17-70 at the following URL:

 http://www.photozone.de/pentax/408-pentax_1770_4

 I was at one point thinking of selling my DA*16-50 and buying one new, the 
 20-35 still fetches good money on Ebay, not sure about the 28mm shift.

 Regards,

 John

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RE: Lens considerations

2009-05-30 Thread John Whittingham
Hi Leon.

Pleasure to help, I think the only real advantage I have with the 16-50 is the 
f/2.8 aperture, even the distortion is similar. 

Regards, 

john

From: pdml-boun...@pdml.net [pdml-boun...@pdml.net] On Behalf Of Leon Altoff 
[leon.alt...@gmail.com]
Sent: 30 May 2009 21:48
To: Pentax-Discuss Mail List
Subject: Re: Lens considerations

Hi John,

Thank for the link, it's interesting to compare the 2 lenses on paper.
 It looks like they should produce similar quality images which is
what I wanted to know.

--

Leon



2009/5/30 John Whittingham jo...@carmel.ac.uk:
 Hi Leon

 There's a full test on the 17-70 at the following URL:

 http://www.photozone.de/pentax/408-pentax_1770_4

 I was at one point thinking of selling my DA*16-50 and buying one new, the 
 20-35 still fetches good money on Ebay, not sure about the 28mm shift.

 Regards,

 John

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Re: Lens considerations

2009-05-30 Thread Leon Altoff
Hi Anthony,

I've often considered the second body approach.  I did this with film
and had 2 Super A or 2 Z1p bodies which had at various times different
film or different lenses attached.   With digital it gets a bit
expensive to replace 2 bodies at once (I have 2 istD bodies still and
only one ever gets any use).

I have room in my camera bag for 5 lenses max, 3 zooms and 2 small
primes.  My current zooms are 12-24, 16-45  50-200.  If I go to
12-24, 17-70  60-250 I get overlap on all lenses with no gaps and
improved quality above 50mm.  I don't want to carry a larger bag, but
I will cope with the slightly increased weight of the new lenses.

-- 

Leon


2009/5/31 Anthony Farr farranth...@gmail.com:
 You'll still find times when lens changing is an annoyance even with a
 new, longer range zoom.  While I haven't followed the prices of lenses
 and cameras I'd think an additional camera would be comparable in cost
 to a new lens which you only want for the sake of avoiding lens
 changes.  You could have the whole range of 16mm-240mm (with a small
 gap 45mm-50mm), or 20mm-250mm mounted and always ready for use.

 You may already have two camera bodies but avoid carrying them both at
 once because it's too much to be toting.  But consider that with two
 or more lenses and one body you need a case or bag to store the unused
 lens.  With two lenses each mounted on a body you don't need a case at
 all if you're content to carry it all on neck/shoulder straps where
 you can get at it in moments.  Anything else such as spare batteries,
 memory cards and so on can fit in a tiny belt pouch or similar.

 regards, Anthony

    Of what use is lens and light
    to those who lack in mind and sight
                                               (Anon)

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Re: Lens considerations

2009-05-30 Thread Leon Altoff
Hi Boris,

I think that 28 would not be wide enough to keep me happy and I'd end
up going the other way and always changing to the 12-24 (which I don't
always carry).  I'm thinking that I will probably keep a selection of
primes for film use (which may end up just being a collection as I
haven't actually shot film in years, I just don't want to give it up
completely).

-- 

Leon



2009/5/30 Boris Liberman bori...@gmail.com:
 Leon, if I had (a good copy of) 20-35 I would probably keep it.

 Having somewhat similar situation to that of yours, I opted for Tamron
 28-75/2.8 and DA 21.

 Boris

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Lens considerations

2009-05-29 Thread Leon Altoff
Hi All,

I have been considering lenses recently and the fact that I seem to be
changing them quite often.  My main lenses are a DA 16-45 and a SIgma
50-200 (which I will hopefully soon change to a 60-250 which I have
been waiting on for the past 2 years).

The 16-45 seems to be a bit too short far too often for my liking, and
having changed to the 50-200 is then too long for the picture I want 3
pictures later.  So I am considering upgrading the 16-45 to a 17-70.
My main camera is a K10D (probably upgrading to the K7 at some point,
but not as an early adopter as I was with the istD and the K10D)  so
the SDM only should not bother me.

As I am planning on selling the 16-45 and also my 20-35 to pay for the
new lens it means I won't have anything to cover 20mm at full frame
anymore.  Does anyone know at what focal length the 17-70 covers full
frame if at all (in case I ever use film again)?  I know the 16-45
will cover full frame at 20 mm, but I haven't seen anything on the
17-70 so any help would be appreciated - and comments on comparative
quality of build and images would also be nice. (Please don't suggest
I buy a lot of primes, I have some very nice primes and will add more
as time goes on, but zooms have their place.)

Of course I do have to pay for new purchases and need to sell a few
lenses to help offset new ones. Apart from the 16-45, I have a 20-35
and a 28mm shift, but I don't know if there is interest in these
lenses anymore and I need to figure out what they are worth before
officially offering them for sale.  If they are still popular can
someone let me know?

All comment gladly accepted.

Leon

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Re: Lens considerations

2009-05-29 Thread Tim Bray
On Fri, May 29, 2009 at 10:21 PM, Leon Altoff leon.alt...@gmail.com wrote:
 Hi All,

 I have been considering lenses recently and the fact that I seem to be
 changing them quite often.  My main lenses are

Well, the answer is user prime lenses.  Now what was your question
again?  -Tim

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