Filmscanners mailing list archive (filmscanners@halftone.co.uk)
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RE: filmscanners: GEM & the LS2000
> GEM doesn't use the IR channel nor is it dependent on any
> hardware. However, when I asked ASF about their plans for a Photoshop
> filter plugin for grain removal, they did imply the algorithm needed
> to be tweaked specific to the scanner used ... and I can't imagine why
> it would not need to be tweaked for the film as well (... apparently
> not, but I'd certainly like to know why film characteristics can be
> generalized while scanner characteristics cannot ...)
>
They prefer to characterize the scanner a priori and then they derive the
film properties from each scan by looking at the noise properties o the film
grain.
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