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[filmscanners] RE: Filmscanners - is this about as good asitgets?
> From: Bob Frost [mailto:bob@frost.name]
>
> Fuji may just have come up with a solution to that problem. They are
> reported to have a chip with a second layer of detectors under
> the first, so
> that the second layer only detects the very bright light that
> saturates the
> top layer. By merging the two they claim to be able to extend the dynamic
> range of the image.
According to the Fuji presentation, the less sensitive sensors aren't
"under" the more sensitive ones--they're next to them. And while they refer
to the improvement as a 400% increase, that's only true on a linear
scale--on a log scale, that adds two bits of resolution.
--
Ciao, Paul D. DeRocco
Paul mailto:pderocco@ix.netcom.com
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