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RE: filmscanners: Nikon MF LED light source...

> >...the problem is that the only logical reference when Dmax is quoted on
> >its own is against full transparency, as you state - i.e. no
> film, nothing
> >in the way of the path betw the light source and the detector.
> IMHO (and I don't really want to get into this discussion *at all*), it
> would be more honest to use blank film for this test. The difference in
> light transmission might be miniscule, but sensitive CCDs might
> also be able
> to record it. Most media have a small amount of filtering properties.

I don't believe film base opacity is standardized...so different films would
yield different DMin.


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