Archived posting to the Leica Users Group, 1998/04/14

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Subject: Re: [Leica] 90mm Lenses
From: Five Senses Productions <fls@5senses.com>
Date: Tue, 14 Apr 1998 08:43:39 -0700

From these numbers, it appears that the Summicron 90 is better
at f/2.8 than the new Elmarit 90, but that the Elmarit is better at
f/8.  They appear to be even in performance from f/4 to f/5.6.

At 03:36 PM 4/14/98 +0200, you wrote:
>
>>I am using  90mm Tel-Elmarit 2.8 (thin). I have heard pros and cons about
>>this lens. Mine seems very clear optically yet I was wondering if I should
>>get a 90mm Summicron instead. I like the Tele-Elmarit for its compact
>>design but would I be greatly benefited by the Summicron?
>>
>>Skip Heitzig
>
>
>Here is an excel file with an "objective" evaluation of leica M lenses of
>75-90 focal length. The evaluation has been made by the french review
>"Chasseur d'images" using MTF tests.
>Meaning of letters : F fair, G good, VG very good, EX excellent. The first
>letter is the evaluation for the center, the second for the edge.
>F refers to a bad resolution/good contrast measure. 
>
>Dominique Pellissier
> 


Francesco Sanfilippo,
Five Senses Productions
webmaster@5senses.com


http://www.5senses.com/