Quote Originally Posted by Dave Krueger View Post
Does it make sense to use a scanner to quantify differences in density like this? My thinking is that it would have to be an improvement over just just eyeballing it. By using the scanner in gray scale mode, I would also be eliminating the possible subjective error introduced by the warm tone of the paper.
I do use scanner as a densitometer and I've tried to estimate its accuracy. Check it out:

http://sites.google.com/site/negfix/scan_dens

JaZ