2010/3/10 Michel Joly de Lotbinière <michel@xxxxxxxxxxxxxx>: > I've always had better results on my notebook LCD panel with a 1 > channel shaper curve matrix profile. No matter what I do > (preconditioning the target patches, increasing the number of > measurement patches, specifying a gamma close to native response, > etc.), I still get faintly warm black values in the grayscale range > RGB(3,3,3) to about RGB(30,30,30), whether the CMM is the Windows one > or LittleCMS. The grayscale is only entirely neutral when the profile > is a single channel matrix/shaper type. I had better results with -q l -a S as well when I was still using my Huey... Back then using GNOME Color Manager (which uses -q m -a s) gave horrible profiles, until a purchased a Color Munki :) Regards, Pascal de Bruijn