Archived posting to the Leica Users Group, 1998/11/09

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Subject: Re: [Leica] APO_Telyt 3,4/135 report (not for the weak of heart)
From: Eric Welch <ewelch@ponyexpress.net>
Date: Mon, 09 Nov 1998 07:33:07 -0600

> Isn't APO something to do with how it handles different
>colours.?

Chromatic aberration has to be corrected for black and white too. Those
same colors make the same image in black and white as in color, just
without the color result.
- -- 

Eric Welch
St. Joseph, MO
http://www.ponyexpress.net/~ewelch