[filmscanners] RE: 3 year wait

["Austin Franklin" <darkroom@ix.netcom.com>]

> > There is not much more to be had after that
> > from 35mm film.
>
> The upper limits of dpi in a scanner are the same for all film
> formats, not
> just 35mm, because all films use the same emulsions.  So there's
> no point in
> scanning a MF slide at 6000 dpi if you are scanning 35mm at 4000
> dpi, as the
> MF slide won't provide any better resolution on a film-area basis.  The MF
> gains because there is more negative, not because the emulsion
> can carry any
> higher density of information.

If you are counting on DOF, the CoC is different for different formats, so
scanning larger formats at the same resolution as smaller formats won't
necessarily give you better results.  Also, smaller format lenses are
typically sharper than larger format lenses.

Just something to keep in mind.

Austin


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