On Feb 26, 2011, at 10:48 AM, Qcore wrote: > My thoughts are that profiling in negative scanning workflows is doing little > more than providing a rough guide for the interpretative edits which are > always required. > > A scanner cannot get RGB values from negative that have any dependable > relationship with the colorimetry of the original scene. That's the whole > point of using negative -- massive exposure range recorded using minimal > density range. > > And given that the scanned values don't correspond to the colorimetry of the > final print either, I can't see profiling playing anything other than a very > minor part in the image processing. > > -- > Martin Orpen > Idea Digital Imaging Ltd Was the above from your previous e-mail? >> I'd be happy to do that if you, or anybody else says that this process is >> working for them on anything other than the roll of negative with the >> ColorChecker in it! -- Iliah Borg ib@xxxxxxxxxxx