On Tue, Apr 3, 2012 at 9:26 AM, Andreas F.X. Siegert <lists@xxxxxxxxxxxxx>wrote: > > Well, my current understanding is that I need to generate a TIFF from the > raw file with that app without the app applying any corrections or profile. > That results in a very dark image as no gamma or other other modifications > are applied (this is the TIFF I put on the web site). > > Could you perhaps describe the steps you've taken to generate the TIFF and which RAW processor you've been using? I just tried to do the same (generating a "scene-referred" image) with Adobe Camera Raw and the raw NEF image turned out reasonably OK (the white patch had RGB values of 190,190,190). Your TIFF file definitely looks off, way too dark.