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RE: filmscanners: Tweaking images in PS6

Andreas wrote:
>Another question about vuescan: The LS30 internally uses 10 bit, the output
>is just an 8 bit file. Vuescan produces images in 16 bit mode by rerendering
>the file if I understood right. Has this file really more information than
>the 8 bit file the scanner itself outputs?

Yes.  The scanner hardware actually has a 12bit A/D, which the LS30 firmware
hobbles to 10bits per channel.  Nikonscan only outputs 8bits per channel,
but Vuescan is able to access the 10bits the firmware allows.

The *scanner* outputs 10 bits per channel.  Only *Nikonscan* cuts it down
to 8.


Rob Geraghty harper@wordweb.com


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