> How do I determine the ³point of diminishing returns² for adding more patches > to a target, other than simply creating larger and larger targets, > reprofiling, and reassessing test prints? > > Greg. I did suprisingly good profiles with only 60 patches last spring, using a Xerox Phaser 860. Of course more patches was better. But in general, I guess it¹s a function of the ³linearity² and monotonic behavior of the device that should determine the sample size. Regards, Roger Breton | Laval, Canada | graxx@xxxxxxxxxxxx http://pages.infinit.net/graxx