[filmscanners] RE: over resolving scans

["Laurie Solomon" <laurie@advancenet.net>]

Ok.  I was basing my statement on some old documentation for older Kodak
films.  Even there, I was off in that they run around 3.2 to 3.4.

> -----Original Message-----
> From: filmscanners_owner@halftone.co.uk
> [mailto:filmscanners_owner@halftone.co.uk]On Behalf Of
> Anthony Atkielski
> Sent: Tuesday, October 08, 2002 3:41 PM
> To: laurie@advancenet.net
> Subject: [filmscanners] Re: over resolving scans
>
>
> Laurie writes:
>
> > I am not even sure that slide films developed
> > in E-6 under ordinary conditions achieve a
> > density rang of 3 or better.
>
> Both Provia and Velvia easily reach 3.4; Velvia reaches
> nearly 4.0 for blue
> and green.  This usable density range is spread over about
> nine stops of
> exposure for Provia, and around 6.5 stops for Velvia.
>
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