0 is black, 100 is white you can see this ISF calibration report : http://www.homecinemaengineering.com/pdfs/ISFExample1.PDF -Maxime > Date: Thu, 31 Jan 2008 09:50:01 +0100 > From: qmailing@xxxxxxxxxxxxxxxx > To: argyllcms@xxxxxxxxxxxxx > Subject: [argyllcms] Re: user mode gamma ? > > Maxime, > > > the regular 2.2 is way too dark in low IRE > ^^^^ > what does IRE mean? > > Best regards > Peter > > _________________________________________________________________ Express yourself instantly with MSN Messenger! Download today it's FREE! http://messenger.msn.click-url.com/go/onm00200471ave/direct/01/