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[filmscanners] RE: Multipass scans




> > Anyhow I was wondering whether anyone has seen major benefits
> from multiple
> > pass scanning on the LS30?  I have just tried some 4 pass scans on some
> > slides from Japan and there doesn't seem to be any sigificant
> difference.  I
> > suspect that the dense parts of Fuji RDPIII (Provia 100F) are simply too
> > dense for the LED light source of the Nikon.
>
> Multipassing will reduce noise and, if it is just noise which is
> hiding the detail, that
> would improve the shadow detail.  How about trying Vuescan's long
> exposure option
> instead?  Because of the increased exposure time for the shadow
> pass, that should bring
> out more detail.  The only problem might be the transitions
> between the light and dark
> areas.  I know different scanners behave differently with the
> long exposure option but I
> can't remember whether the LS30 produces good results or not.

I am curious if anyone has found that multi-pass produces "fuzzier" images
or not?  Obviously, it must...but whether it's significant/noticeable is
another issue.

Austin

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