> Maybe you're asking something else, like what is the "normal" lens for
> 6x9 film. I think it would be the same length as a diagonal from one
> corner of your film to the other. So, to calculate that you would take
> the square root of (6x6 + 9x9) which is approximately 11cm or 110mm.
>
>
>
> Hi All
>
> I am building a large "mammoth" Camera, 12x18, And I have A lens for a
> argus c3 that I was going to use as my lens. but I know that the f-stop
> relates as the distance from the hole to the film Plate. So if the lens
says
> F5.6 for 35 mm that would but much smaller for my
>
> Hi, I want to buy a new SRL 35mm auto focus camera,
> Which one do you recomen me?, i dont want to spend more than 400
> dolars.
> is the CANON 300 a good one?
Hi,
400 Dollars for what? The body? Body plus one zoom lens? ...
I do not think there are "bad" cameras available now. When you ar
> Can one see thru the prism/viewfinder on an SLR with a pinhole drilled
> body cap?
principally: yes. but you need a considerable amount of light.
> Does one need to cover the eyepiece on an SLR conversion to prevent
> stray light entering thru the eyepiece?
Depends on the quality of the came
> Hello,
hi there ...
> I am using a body cap with a larger hole cut out,
> about 5mm or 6mm and then I am applying soda can
> aluminum to it. Thin enough?
sounds ok.
> I will be using a 30 gauge syringe needle. Which is
> smaller than a pin. I called BD (manufacturers) and
> found the exter
> Hello!
>
> But then i thought 2:1 or higher magnification with a lens camera would
> have a bellow extension of 600mm and more.
>
> So would a 300mm pinhole 8x10 camera for macro work be kind of a wide
> angle?
As a pinhole doesn't have an "inherent" focal length, you can shoot a 2:1
macro
> Hello folks,
>
> I am a pinhole-newbie and I like the pictures that was linked to in this
> list pretty much. I have started making pinhole-pictures with a little
> self-made objectiv for a reflex camera, to use an normal film. But now I
> am
> interested in dooing more. My problem is, the price
> One other item: Macs often save files with a TIFF extension (or at least a
> PC may see it that way), and Photoshop on the PC just does not even see
> that
> file in its Open File box. So always save with a three letter extension
> TIF.
To be short: though it may seem inconvenient to MAC users I
> Why do you suppose that is?
>
> Pam
>
> Michael Keller wrote:
> >
> > I've used a zone plate on a Nikon D1. Not real thrilled with my results,
> but
> > I think it's just me. With digital, long exposures can lead to increased
> > noise in the shadows.
The CCD chips tend to give a signal not
> Try http://homepages.uni-tuebingen.de/martin.adler/pinhole/pinhole.html
>
> Beate Knappe wrote:
> > sorry, but this link dos not work
thank you, Pam :)
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> Yes, the digital cameras with interchangeable lenses are quite
> expensive (cheapest is a 1.4 mp Olympus at $1500 list); but ccd video
> cameras aren't exactly cheap either.
well, I had in mind the CCD camera modules that are sold as door spy etc ..
you need to look for a (cheap) power supply an
> i am hoping someone out there will be able to answer my question! i
> would like to know if it is possible to take macro images using pinhole
> cameras.
I have a few closeups on my site:
http://homepages.uni-tuebingen.de/martin.adler/pinhole.html
they are not quite sharp, though (I acted befor
> Has anyone tried taking pinhole photos using a digital camera?
>
Hi Pam,
I think it would be more promising to use a CCD video cam with an
exchangeable lens.
Digital cameras with removable lens systems might be rather expensive (there
are a couple of new professinal devices based on 35mm came
hi pinholers,
a little riddle was added to my homepage:
http://homepages.uni-tuebingen.de/martin.adler/pinhole/pinhole.html
happy pinholing
martin
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> I have just uploaded a couple of images to my server. Both were
> taken with an old Ansco 6x9 folding camera. I ripped the folding
> front door and bellows out, put a plate and pinhole across the front.
> I think the focal length is about 19mm.
what do you mean : 'ripped out'? (sorry, non-a
> I have just uploaded a couple of images to my server. Both were
> taken with an old Ansco 6x9 folding camera. I ripped the folding
> front door and bellows out, put a plate and pinhole across the front.
> I think the focal length is about 19mm.
what do you mean : 'ripped out'? (sorry, non-a
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