Archived posting to the Leica Users Group, 2000/09/12

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Subject: Re: [Leica] Old Sonnars vs. Old Summicrons and Summars
From: "Mike Durling" <durling@widomaker.com>
Date: Tue, 12 Sep 2000 21:40:03 -0400
References: <39BEC19A.2499A011@umich.edu>

I bet Bob Schwalberg did.  I wonder if there are any archives of his work
somewhere.  I suppose you could go to a library that has some Pop Photos
from the '50s.  I know he wrote about both lenses in later years.

Mike D

- ----- Original Message -----
From: "Dante A Stella" <dante@umich.edu>
To: <leica-users@mejac.palo-alto.ca.us>
Sent: Tuesday, September 12, 2000 7:51 PM
Subject: [Leica] Old Sonnars vs. Old Summicrons and Summars


>
>
> This is a new, and more benign question.
>
> Has anyone done any systematic testing of the 1950s 50mm Sonnars (Opton)
> versus that 50/2 Summicrons from the same period?  Is there any MTF data
> available from that period?  I know the modern lenses blow both of those
> out of the water, but I would be very interested in seeing how they
> matched up against each other and how they would both compare to modern
> lenses.
>
> I do know the optical signatures by now, having done a lot of
> experimentation with them.
>
>
>
>   ------------------------------------------------------------------------
> Dante Stella
> http://www-personal.umich.edu/~dante
>
>

Replies: Reply from Dante A Stella <dante@umich.edu> (Re: [Leica] Old S*****s vs. Old Summicrons and Summars)
In reply to: Message from Dante A Stella <dante@umich.edu> ([Leica] Old Sonnars vs. Old Summicrons and Summars)