Filmscanners mailing list archive (filmscanners@halftone.co.uk)
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RE: filmscanners: Sprintscan 120 and new negative proile scheme
> The point of using profiles of course is to match the scanner's filter
> characteristics (or LED bandwidth) with the film response curves
I don't believe that's quite right. Those are two separate issues.
Typically, there is a CCD response curve embedded in the scanner in the form
of a LUT, which corrects for the non-linearity of the CCD. That is separate
from the tonal curves you apply either manually or by using a "film
profile".
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