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: John Collier <jbcollier@home.com>
Date: Sat, 14 Oct 2000 13:48:02 -0600

You mean I was right when I was wrong? My info only refers to the DR which I
should have clarified. Info source US Army TM 11-6720-244-35.

John Collier

Oh s*** Kyle, I will never get that dang thing unstuck :-(

> From: lucien <director@ubi.edu>
> 
> 
> 
> 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
>