Does the three bath E-6 process that some companies sell kits for (ex. tetenal) have any disadvantages in quality or other problems compared to...
How do I measure?
How would I calculate the focal length of the lens?
Has anybody tried using simple lenses like loupes or diopters or reading glasses etc. as lenses also if I were to do so how would I calculate...
erm, I'm no chemist so, "how much of what" information would be nice, or a point in the right direction to more modern solutions would be nice.
I've decided to try making my own emulsion and have chosen one, but recipe I'm using (in photographic emulsions by E.J Wall) is an ammonia...
Ive recently decided to start making my own emulsions and have decided on a recipe, but I need some help the recipe i'm using (from...
Any body know about the history of "the national camera". I have one, It's a 1/4 plate feild camera.
Separate names with a comma.