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RE: filmscanners: Re: Dynamic range

Logarithmic density ratio value (you asked...).  3.2 is 10 to the 3.2 power
or a density ratio of 1585:1.

I can explain in detail if you like.

> What is the dynamic range figure - i.e.3.2, 3.4 or whatever - a
> measurement of?  Or maybe I should ask, what is the unit of
> measurement?
> Ken Durling


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