Archived posting to the Leica Users Group, 2005/09/02

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Subject: [Leica] Leica 21-35mm
From: rangefinder at (Didier Ludwig)
Date: Fri Sep 2 06:47:40 2005
References: <BAY14-F882CB50F94D9C44B5F8BCBDA30@phx.gbl>

I dont have this lens, but assuming that you did not have this problem on a 
Leica film camera, I think the phenomenon is known. With wide ange lenses, 
the angle of the incoming light to the edges of the sensor is much less 
than the ideal 90? degrees. So it might be a sensor problem not a lens 

>I've tried several copies of the 21-35mm lens with adapters on the EOS 1Ds.
>I discovered that at the wide end at the wide aperter from 21 - 24mm the 
>corners are extremely soft. It is so soft that it looks as though it was 
>shot with a coke bottle! See a full resolution pix here: 
>For those who has this lens, can u verify if yours is just as bad.

Replies: Reply from red735i at (Frank Filippone) ([Leica] Leica 21-35mm)
In reply to: Message from kenghor at (Wee Keng Hor) ([Leica] Leica 21-35mm)