Archived posting to the Leica Users Group, 1998/06/06

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Subject: Re: [Leica] Re: Prints from slides
From: Mark <mark@steinberg.net>
Date: Sat, 06 Jun 1998 14:05:02 -0700

Dan Cardish wrote:
> 
> At 12:55 PM 06-06-98 -0700, you wrote:
> >Pieter,
> >Your experience is quite different from Donal's. Frankly, I'm more
> >surprised by his story than yours.(Should check back and see if he
> >mentioned the lab). However, there are many factors that can affect
> >apparent sharpness, not the least of which is scan resolution--1500x2250
> >pixels is only a 3Mb file--
> 
> Actually, I think it is more like a 10 meg file.  There are 3 bytes for
> every pixel (red, green blue).

8-bits per color is not enough to do a reasonable scan. 10-bits per color
is close to being OK. 12-bits is much better, yet even at this depth you
are only achieving a color range akin to 400ASA film (in my experience).

m