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

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Subject: Re: [Leica] Leica Nomenclature
From: TEAShea@aol.com
Date: Sat, 6 Jun 1998 14:41:45 EDT
 
<< I'm still looking for an explanation of what the word "APO" means.   And
 not a technical one about variable indices of refraction, etc. >>

In a non technical sense, an APO lens will have little or no color fringing
around the objects in the photo.  

Tom Shea