Archived posting to the Leica Users Group, 1996/09/12

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To: leica-users@mejac.palo-alto.ca.us
Subject: Re: number on Summicron focusing ring
From: imxputs@knoware.nl (Erwin Puts/imX)
Date: Thu, 12 Sep 1996 22:37:59 +0200
 
>My 50mm Summicron-M has the number "22" engraved sideways in small
>characters on the focusing ring, just at the end of the metric focusing
>scale.
>
>What does it mean?
>
>Tom Knoles
>tgk@mwa.orell

Hello Tom,
The number is the exact focal length: 50mm + 2,2mm= 52,2 mm
Erwin Puts