From: Alan Bucknam (alan@notchcode.com)
Date: 01/21/03-12:50:01 PM Z
Years ago I used a beautiful Agfa product for enlarging negs...but i
don't remember the product code. The quality of the output was
excellent. Anyone remember this chestnut, and know if they're still
making it?
-Alan Bucknam
On Tuesday, January 21, 2003, at 08:43 AM, Monnoyer Philippe wrote:
> Dear Christina and others,
>
> I am studying what direct duplicating films are still on the market
> and I tests them for sensitometry. I keep those which could be OK
> (true halftone range, high and tunable density range) for us in alt
> phot.
> I have now two candidates. I will publish results soon by a way or
> another. I might consider having a batch made for very large format
> and sell it. Up to know a first estimate of the future cost is 50
> USD/EUR per sq meter, 50 sheets pack, 50x70 cm sheets, shipping not
> included.
> Would people be interested in such a film (thick polyester base) ? Any
> input is welcome.
>
> Cheers,
>
> Philippe
>
>
> |-----Original Message-----
> |From: Christina Z. Anderson [mailto:zphoto@montana.net]
> |Sent: Tuesday, January 21, 2003 16:31
> |To: Alt Photo List
> |Subject: making enlarged negatives
> |
> |
> |Hi List!
> | Can anyone give me a ballpark time of exposures to test
> |strip at, for a
> |normal density 35mm negative onto FP4 (125) 4x5 film mostly
> |full frame under
> |a condenser enlarger with an 80mm lens, lens set at around
> |5.6? I've got
> |some past mathematical formula where you multiply the f stop and
> |magnification etc etc but would much prefer someone's
> |experience of what
> |they start test exposing their film at. Is it seconds, or tenths of
> |seconds, for instance? Since this is an interpositive that
> |will then be
> |reexposed onto 8x10 Bergger ortho film, I want it to be a bit
> |overexposed
> |and underdeveloped...I always used to use Kodak SO132 film,
> |and now that is
> |discontinued and I am not aware of any other direct dupe
> |film--if someone
> |knows of one, let me know, too.
> |Chris
> |
> |
> |
>
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