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Re: [OM] High-ISO performance Rant - Saying it with pictures

Subject: Re: [OM] High-ISO performance Rant - Saying it with pictures
From: Chuck Norcutt <chucknorcutt@xxxxxxxxxxxxxxxx>
Date: Fri, 19 Dec 2008 08:44:17 -0500
I have never applied noise reduction to my 5D's ISO 3200 images.  Nor 
does the camera.  They're all shot in raw.

Chuck Norcutt

Ken Norton wrote:
>> Try the same experiment with the E-1 in the hot summer
>> after a succession of several shots in a row and tell me if it can get
>> decent noise performance. My E-1 was smok'n hot and fail'n with
>> lockup. When things gets Hot, noise goes way up. I have yet to
>> see *any* camera tests versus temperature for cameras.
>> I believe that is one of the reasons telescope sensors are liquid
>> nitrogen cooled. Chill that E-1 down and anything is possible.
>> A great winter camera, until the lithiums start to fail, then I guess
>> you'll have to resort to an old manual mechanical film camera.
> I suspect that you had a "moody" E-1.  I've never had a hint of a problem
> with mine in hot Iowa summer conditions.  As to noise build up in those
> conditions vs winter conditions?  Well, let's just say that my unprocessed
> files from the other night looked pretty ugly.  I don't deny that the E-1 is
> noisy--it is in winter or summer.  Stay in the ISO 100-400 range and life is
> sweet.  1600?  It needs help no matter how you slice it.  I just gave the
> images the help that I know the new fancy cameras are giving the images
> before you ever get a chance to look at them.  The Sony A900 is definitely
> gaming the system--those images at pixel-level, even at base-ISO show
> copious amounts of noise-reduction applied.  I figure that if Nikon and Sony
> and Canon can do it and get away without criticism, then why not apply the
> same standards and methods to "Old Trusty"?
> AG
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