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Re: filmscanners: Re: filmscanners: RE: filmscanners: Re: Rescans and archiving

Rob Geraghty wrote:

> Harvey wrote:
> > Fuji's Velvia chrome film is the most stable of the Fuji
> > chrome films (significantly more stable than the rest).
> > I think that's he only one that is more stable than Kodak
> > Ecktachrome...But my knowledge is a few years old.
> Is there a relationship between stability and film speed?  I'm intrigued
> becuse Velvia is ISO50 and Kodachrome is generally ISO64. Yes I know about
> K25 and K200. :)
> Rob

Don't know about the Velvia, but it is my understanding that Kodachrome's 
stability is due to the fact that it
starts as a b&w silver based film and the color is added during the processing, 
and is not incorporated in the
original film (i.e. not color coupled).

Harvey Ferdschneider
partner, SKID Photography, NYC


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