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RE: filmscanners: LED Illumination for Film Scanners




> > What I don't yet understand is how the illuminant
> > is evenly distributed over the film width,
>
> Lots of LEDS, spaced to give even illumination.

But that's the point...you CAN'T space them to give even illumination.  Just
a single LED is unevenly illuminated in and of it self!  It's typically a
mounded plastic piece, which is really not very consistent.




 




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