Lightnings taking a ride

by ceinmart

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3
votes
0answers
42 views

Mixed D-76 with 3.8 liters instead of 3, is this bad?

I have a question about the water to powder ratio for D-76. The instructions say to start off with 3 liters of water in which you dissolve the powder and then top off to 3.8 liters (or 1 US gallon). ...
1
vote
1answer
43 views

Is it possible to substitute or alter color dyes during color film development?

Lately I've been really interested in film chemistry, particularly the different chemicals that they used -- not only the chemicals present in C-41, ECN-2, etc. processes that are still in use, but ...
4
votes
1answer
101 views

Do powdered chemicals expire?

I was given an OLD bag of D-76 developer made by Kodak. From the looks of it, it looks to be from the 90's or earlier. It is still sealed; however, feeling it there are clumps (probably from ...
7
votes
2answers
776 views

Is stop bath necessary for black and white prints?

I got my enlarger and I'm ready to start making prints. For chemicals, I have Kodak Dektol Developer and Fixer; however, I'm missing Stop Bath. I've heard conflicting reports about how necessary Stop ...
4
votes
3answers
150 views

Is there an effect of temperature on film exposure?

It is obvious that temperature plays a most critical role in developing films. It is not clear to me, though, what effects temperature might cause at the time of exposure. I didn't stumble upon any ...
4
votes
3answers
278 views

Wet photography: what's the second choice after silver halide?

All the film photography I know of - both colour and black-and-white - uses silver halide as the photosensitive component. I suppose that after over a hundred years of wet photography we have a good ...
7
votes
1answer
864 views

Can leaving a print in fixer too long cause damage/staining?

This is a question for you oldskool B&W photographers, I'm hoping there's some of you out there ;) I am just getting round to sorting out my darkroom and thought I'd give it a test run now the ...