Archived posting to the Leica Users Group, 2000/10/14

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Subject: Re:[Leica] Wanted - Optical unit for (DR) 50mm Summicron
From: lucien <director@ubi.edu>
Date: Sat, 14 Oct 2000 21:15:45 +0200
References: <B60D35AD.A19B%jbcollier@home.com>

John Collier wrote:

> The focus mounts for the 50/2 are standard and the 50/2 optical units are
> all selected for a focal length of 51.9mm. Thanks to Mike J. for pointing
> this out and getting me digging for the specifics.

John,

I don't think this is correct.
There are 51,6  51,9 and 52,2 lens heads (scratched on the rear mount of the
lens head)
and focusing mounts (code number engraved on the reverse of the infinity lock
tab).
Code are 7 or 18 for 51,6 , 8 or 19 for 51,9 and A for 52,2.
(Laney)

Lucien

In reply to: Message from John Collier <jbcollier@home.com> ([Leica] Re: Wanted - Optical unit for (DR) 50mm Summicron)