Archived posting to the Leica Users Group, 2001/04/21

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Subject: RE: [Leica] Film Demise
Date: Sun, 22 Apr 2001 03:17:41 +0100

Austin Franklin wrote:

"Since you have to sample (scan) at
'slightly more than' 2x the frequency you want to get, that would be ((1 x
(.5 x 5080)) x (1.5 x (.5 x 5080))) or ~9M pixels."

This is incorrect, you don't seem to understand when it's appropriate to
invoke the Nyquist criterion. The correct pixel count is four times your

But the filmscanners list is a more appropriate place for this discussion.

- -- 
David Morton

Wapingapo fahali wawili, ziumiazo ni nyasi