April 2025
Intermediate to advanced
518 pages
14h 4m
English
Content preview from The Darkroom Cookbook, 5th Edition
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Formulary
FILM DEVELOPERS
Development Time
During development a complete image is formed within 3 minutes. The problem is, there is no contrast, just an image. Everything after the first 3 minutes builds density and contrast. This is why it is important to have the correct development time.
It is not possible to give accurate development times online or in a book for two reasons. The first is that your camera and working methods are unique to you. The second, and even more important, is that development time is dependent on the method of agitation. Continuous agitation will result in a development time that is approximately 20% less than intermittent agitation. Not only that, but there are several variations on intermittent agitation, see ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.