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[filmscanners] RE: NikonScan problem
> From: David J. Littleboy
>
> There's a discussion (ugly flame war, actually) going on about this on the
> usenet scanners list right now. The claim is that the Nikon light sources
> are monochromatic, so only measure the spectral responses of the dyes at
> three points. The further claim is that Kodachrome dyes have _average_
> spectral responses that do the right thing, but that the details of the
> spectral response are such that there are strong valleys and
> peaks, and that
> those valleys and peaks vary from batch to batch. So the Nikon
> scanners can
> have wildly different responses to different batches of Kodachrome.
>
> Sounded sensible and possible, but I've never shot Kodachrome...
Sounds plausible. Narrowband light sources are great for displays, but lousy
for illumination. I'll have to go over to the newsgroup and see if anyone
has any suggestions.
--
Ciao, Paul D. DeRocco
Paul mailto:pderocco@ix.netcom.com
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