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RE: filmscanners: 35mm filmscanner choice

>A comparison of the LS4000 and some Imacon, a while back, seemed to indicate
>that the LS4000 has resolution roughly equal to the Imacon's 3200dpi (some
>parts of a test image were better, others worse).
>Does anyone have a thorough understanding of this?  Have I got the wrong end
>of the stick?
>Can someone explain how to go from ppi to lpi?

ppi is sampling rate.  Under ideal conditions, the maximum lpi is half the
ppi.  In practice, lpi is 1/3 to 1/4 dpi or even less if the optics or
focus are poor.  For a theoretical discussion see

Mike Duncan


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