Archived posting to the Leica Users Group, 1997/05/17

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Subject: 35mm lenses compared?
From: George Huczek <ghuczek@eagle.wbm.ca>
Date: Sat, 17 May 1997 06:58:30 -0600
 
 Andrew Jordan wrote:

- - -The black Summicron had less vignetting than the "silver" Summicron.

Why?  Optically, aren't these two lenses essentially the same?  Is there a
difference in the length of the lens protruding in front of the first
element of these two lenses?

- -GH