Archived posting to the Leica Users Group, 2002/09/26

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Subject: Re: [Leica] Re: Grain aliasing
From: Henning Wulff <henningw@archiphoto.com>
Date: Thu, 26 Sep 2002 08:43:56 -0700
References: <F266SbfLqoDkZDYyRSG00002cdb@hotmail.com> <3D92F4A1.3D2CD6F1@bigpond.net.au>

At 9:50 PM +1000 9/26/02, Rob Heyman wrote:
>I will point you to this article that John Collier posted a link to, but it
>seems that no-one else read it. It gives a plausible and understandable answer
>to the problem of "grain aliasing".
>
>
>http://www.photoscientia.co.uk/Grain.htm
>
>On Monday, September 23, 2002, at 05:46 AM, Roy Feldman wrote:
>
>>  When I scan, some neg films show huge amounts of grain (portra), others
>>  minimal(NPZ). I feel some of it is the way I am scanning (picking the
>>  proper rez), every once in a while I hear the term "grain aliasing",
>>  what is it and how can I avoid it? By trying mulitiple passes or
>  > different ppi settings can it be minimized?
>

Why do you assume no one read it? The information is generally 
correct, but hardly new.

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    *            Henning J. Wulff
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In reply to: Message from "Roy Feldman" <rjfphoto@hotmail.com> ([Leica] Re: Grain aliasing)
Message from Rob Heyman <rheyman@bigpond.net.au> (Re: [Leica] Re: Grain aliasing)