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[filmscanners] RE: Newish Digital Tech

> From: Karl Schulmeisters
> But the gotcha is that the sensor in the Foveon case is not at a single
> depth, its a 'region' of doped silicon.  And so you are going to get an
> averaged value, and you are also going to get some red propogating all the
> way to the Blue and Green sensors quantum mechanically - ie
> probablistically.
> So you can probablistically compensate for it, but its going to take time
> for them to tune the compensations.

Good description of the mechanism.

Finding the right arithmetic to sort out the R, G and B values is simply a
matter of building a profile, something that is routinely done with a
standard target and profiling software.


Ciao,               Paul D. DeRocco
Paul                mailto:pderocco@ix.netcom.com

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