Archived posting to the Leica Users Group, 1998/05/07

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Subject: Re: [Leica] Versions of 35 SummicronM
From: Bud Cook <budcook@ibm.net>
Date: Thu, 07 May 1998 19:33:36 -0500

Thanks for the information Nathan.
Bud

Nathan Wajsman wrote:

> Bud,
>
> According to the list on Erwin Puts's web site
> (www.imx.nl/photosite/leica/m/lenses/listm.html) there were indeed four
> Summicrons before the ASPH version:
>
> Code 11308 (serial #s up to 2307450), 1958-69
> Code 11309 (serial #s up to 2483503), 1969-71
> Code 11309 (serial #s up to 2974250), 1971-79 (with internal thread)
> Code 11310/11311 black/chrome (current)
>
> According to Erwin, the difference between the 11309 and 11310 is a different
> lenshood and slightly better quality wide open for the newer one.
>
> I have the newer version 11309, and it was made in Canada. I do not know when
> the switch took place.
>
> Nathan Wajsman
>
> Bud Cook wrote:
>
> > Were there four versions of the 35mm SummicronM prior to the ASPH version?
> >
> > What was the last version produced in Canada/Wetzlar?
> >
> > If there were four versions, what was the difference between version 3 and
> > version 4?
> > TIA,
> > Bud