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RE: filmscanners: Magnification of light

> > It could be you may be don't understand what dynamic range
> and/or density
> > ratio values are?  If not, I can explain it...
> Please do!

Later, when I have more time...

> Also, I assume lp/mm means "line pairs per millimeter;" if so,
> why are they
> always measured in pairs?

You can not distinguish two black lines side by side.  The pairs are
black/white pairs.  That has the highest contrast, which is what you need to
make a distinction between two lines.


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