A “stop” explained

Article entitled, “What is a Stop? The Common Currency of Exposure Explained”  found on Digital Photography School is a good read if you’re wanting a more detailed explanation of a “stop” as used in photography.

shooting White on white: high key

Here’s a tip for shooting something white against a white background (blog post by Jerry Avenaim)

http://blog.avenaim.com/2009/12/10/photography-lighting-white/