Archived posting to the Leica Users Group, 1998/06/14

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Subject: Re: [Leica] Lens tests & Etc. ;-)
From: Dan Cardish <dcardish@microtec.net>
Date: Sun, 14 Jun 1998 14:48:18 -0400

At 01:21 PM 14-06-98 -0400, Marc wrote:
>At 11:40 AM 6/14/98 -0400, Dan Cardish wrote:
>
>>Comparing MTF charts of Zeiss and Leica lenses.......Irwin, did you hear
>>that?   ;-)
>
>First, I presume you are referring to Erwin (NOT Irwin!) Puts.  
>
>Second, as Erwin has posted, at length and repeatedly, MTF charts cannot be
>compared intelligently unless they are made under identical standards.  If
>this be the case for the Zeiss and Leica charts, so be it.  

Firstly, I could blame the spelling boo boo on a slip of my fingers (isn't
the E right next to the I?  ;-)), secondly, my point was that comparing
Zeiss and Leica MTF charts is suspect, unless you know for certain that
they were prepared under identical conditions.

Sheesh!

Dan C.