Archived posting to the Leica Users Group, 2001/09/07

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Subject: Re: [Leica] Noct vs 50 'lux
From: John Collier <jbcollier@powersurfr.com>
Date: Fri, 07 Sep 2001 10:50:29 -0600
 
Who knows but here is what Lager says:

"Leitz has not published any information suggesting that the basic design of
the 35 1:1.4 Summilux (1960) has been altered. One may assume that
improvements in coating technology have been incorporated when possible."

John Collier

> From: Dan Cardish <dcardish@sympatico.ca>
> 
> OK, I found it: 
> 
> "Most sources say it was an unchanged optical formula.    van Hasbroeck,
> however, states that it was recomputed in 1966 from #2166702 onwards with
> noticeably improved performance."
> 
> Is van Hasbroeck correct, or are most sources correct?
>