Archived posting to the Leica Users Group, 2007/04/25

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Subject: [Leica] Re: LUG Digest, Vol 34, Issue 485
From: lrzeitlin at optonline.net (Lawrence Zeitlin)
Date: Wed Apr 25 16:26:55 2007
References: <200704252208.l3PM88or020357@server1.waverley.reid.org>

On Apr 25, 2007, at 6:08 PM, Ken wrote:

> I recently encountered a strange M8 imaging artifact in which two  
> halves of the sensor appear to have different sensitivity  
> characteristics.
>
> http://gallery.leica-users.org/v/kiisaka/LeicaM8/RachelSirois.jpg.html
>
> In this photograph (cropped slightly from the original), the shadow  
> level is slightly higher, and slightly more magenta in the bottom  
> half (or the right half) of the sensor than the top or left half.  
> If you look using a carefully adjusted monitor, you will see the  
> line just below the pendant, which is exactly 1952 pixels (3904 /  
> 2) from the top, exactly at the middle of the sensor, in the original.

Ken,

Your eyes and/or monitor must be better than mine. I see no  
difference between the two halves of the picture.

Larry Z