Originally Posted by
Michael Heald
Hello! What is the best method to determine the best height for 4x5 inche film above the platen of a scanner? I placed a razor blade on the platen elevated by a piece of cardboard. The green channel looks sharper. However, I couldn't tell much difference along the edge from the platen to the elevated portion.
I checked with the eyedropper. I thought that there would be more light falloff as the out of focus image was diffused, but even so, it only extended a pixel or two as the edge was elevated off the platen. Thank you and best regards.
Mike
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