Archived posting to the Leica Users Group, 1996/09/13

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To: owner-leica-users@mejac.palo-alto.ca.us
From: owner-leica-users@mejac.palo-alto.ca.us
Date: Fri Sep 13 23:47:12 GMT 1996
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Original-Date: Fri, 13 Sep 1996 09:07:40 -0700 (MST)
Original-Subject: Re: number on Summicron focusing ring
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Date: Fri, 13 Sep 1996 09:07:40 -0700 (MST)
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To: leica-users@mejac.palo-alto.ca.us, <leica-users@mejac.palo-alto.ca.us>
From: "Roger L. Beamon" <beamon@primenet.com>
Subject: Re: number on Summicron focusing ring
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Reply-To: leica-users@mejac.palo-alto.ca.us

>> I am of the understanding that on older Leica lenses, there is engraved a
>> code reference for the actual final focal length of the lens.  I do not
>> recall the code or which lenses and don't have my refernce books
>available,
>> but it my be it.  If so, your lens may actually be a 52.2mm.  Don't
>quote,
>> me or make me give up my Leica membership, if I'm wrong.
>> Brian Levy, J.D.

Not only the older lenses. I have a very late serial no. 90/Elmarit which
has 10 on it which translates to an actual focal length of 91mm.
     --
     Roger Beamon,  Naturalist & Photographer
                               Docent:  Arizona-Sonora Desert Museum
                               Leica Historical Society Of America
                               INTERNET:  beamon@primenet.com