Ron, in the context of this tread, it's about the graphic representation of the effects of an unsharp mask. I used it as an example of a different aspect of the photographic process that can be depicted in graphic form. Most people are only familiar with film and paper curves.
Originally Posted by Photo Engineer
Matt, I'm not being flip. Since the tone reproduction diagram is a graphic representation of the photographic process, a visual representation would be a photograph. In a way, the diagram from Jones' Hurter and Driffield lecture uses a pictorial example. What you might be wanting is a comparison test. That would be tedious. I believe Phil Davis had a number of articles with comparison tests in PHOTO Techniques.
Last edited by Stephen Benskin; 04-20-2013 at 09:56 PM. Click to view previous post history.