Archived posting to the Leica Users Group, 2001/09/06

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Subject: Re: [Leica] 50mm Summilux V3
From: "Steve LeHuray" <icommag@toad.net>
Date: Thu, 06 Sep 2001 17:01:00 -0500

> Sorry for the type, I meant f/1.4 of course, refering to the 50mm f/1.4
> Summilux.
>
> While I understand that the third version (if such is the case) is optically
> similar to the 1962 second version, isn't the fact that the 1995 version is
> cosmetically different, has a different filter diameter, weight, and close
> focus distance enough to qualify it as a new version?

Yes true, the third version consisted of new lens coating, closer focusing
and built in lens hood which made for the different filter diameter but
optically the formula is still supposed to be the same.
>
> Frankly, it matters little, but other books (such as Satorius' "Indentifying
> Leica Lenses" lists it as a third version yet Puts doesn't.

Puts' book really did not deal with the minutia as he had bigger fish to
fry, the optics.

sl
>
> Just curious.
>
> Michael
> www.luminous-landscape.com
>