Archived posting to the Leica Users Group, 2012/11/22

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Subject: [Leica] M8 sensor shows double exposure - Phil
From: j2m46 at hotmail.fr (Jean-Michel Mertz)
Date: Thu, 22 Nov 2012 19:05:03 +0100
References: <BLU155-W17E3D95D820D8CB98C464A8D540@phx.gbl>, <20121122011053.1d58b296@linux-mh41.site>


 Well, thanks Phil for this answer. This effect does seem to appear on 
underexposed pictures. I'll watch this carefully now. I don't know if I'll 
send the body to Leica right now. This might be an option if the effect 
becomes too visible.Jean-Michel> Date: Thu, 22 Nov 2012 01:10:53 -0500
> From: photo.forrest at earthlink.net
> To: lug at leica-users.org
> Subject: Re: [Leica] M8 sensor shows double exposure
> 
> It is how the sectors of the sensor are addressed in the camera. In
> severe underexposure, one can see this effect on both M8 and M9 bodies
> but usually not in relatively normal exposures. The camera should be
> sent to Leica and they can probably just remap the sensor and make it
> all shiny new again.
> 
> Phil Forrest
> 
> 
> 
> On Wed, 21 Nov 2012 19:10:04 +0100
> Jean-Michel Mertz <j2m46 at hotmail.fr> wrote:
> 
> > 
> > 
> > 
> > 
> > I have just noticed that some of my pictures are divided into two
> > equal areas with differing exposures (very subtle, hard to notice
> > when the picture is small), the dividing line crossing its surface
> > right in the middle. This seems to happen when the background is
> > grey, nothing shows up when the colours are bright. Some of the other
> > pictures of the series are "safe". Strange. Has this something to do
> > 1. with cold weather? (curtains being somewhat jammed)2. with
> > curtains not synchronized?3. with the sensor itself? Thanks for any
> > clues which might help me solve the problem. I had the body sent to
> > Solms last year, I hasn't been dropped since then ...Jean-Michel If
> > you look closely at this picture you will notice this partition line
> > right in the middle and then the subtle exposure difference, upwards
> > or
> > downwards.http://gallery.leica-users.org/v/Jean-Michel/ST+ODILE/L1067784.jpg.html
> >                                       
> > 
> > _______________________________________________
> > Leica Users Group.
> > See http://leica-users.org/mailman/listinfo/lug for more information
> 
> 
> 
> -- 
> http://philipforrestphoto.wordpress.com/
> http://gallery.leica-users.org/v/philforrest
> 
> _______________________________________________
> Leica Users Group.
> See http://leica-users.org/mailman/listinfo/lug for more information
                                          


In reply to: Message from j2m46 at hotmail.fr (Jean-Michel Mertz) ([Leica] M8 sensor shows double exposure)
Message from photo.forrest at earthlink.net (Phil Forrest) ([Leica] M8 sensor shows double exposure)