Good to hear you, Martin. I am trying to use a slightly different and more complete image to do my testing (not my idea, unfortunately!). I will let you know... Fabrizio Il 01/04/10 14.18, "Martin Weberg" <martin.weberg@xxxxxxxxx> ha scritto: > 2010/4/1 Vladimir Gajic <vgajic67@xxxxxxxxxxxxxx>: >> My "old" way of testing the >> separation quality of a profile is simply in generating a Lab-ramp (from 0 0 >> 0 to 100 0 0) and converting using perceptual ri. This what you see in your >> separations responds almost exactly to what you will get running xicclu -v >> -g -fb -ip profile.icc > > I do this too. Convert Lab to CMYK in Photoshop then turn > CMYK-channels on and off to spot sudden changes. If you have a good > monitor/set-up you will see if those non-smooth curves will cause > visual (real) problems. > > Martin Weberg