----- Original Message ----- 
From: "Paul Stenquist"
Subject: Re: K20D pictures


> I'm missing it. I like the results shown here. I recall examples from
> the *istD that showed clear multicolored banding at long exposures in
> the dark. If there's anything here it doesn't get in the way of the
> image. At least not for me. Although anything I'm going to shoot at
> 6400 would probably end up as BW.

There is some banding visible in the darker areas, but I figure that at ISO 
6400, those areas 
are probably about 8 stops or more out of range of the sensor.
This makes the image one of those torture tests that is pretty much guaranteed 
to bring out 
flaws.
In a similar image made at 3200 (7 stops out of range), the banding is very 
minimal, at 800ISO 
(6 stops out of range), it is gone, as much as I can see.
http://users.accesscomm.ca/wrobb/temp/k20/K20_page2.html (500k page)
Is the technology perfect?
I guess not, but it's pretty darned good.

William Robb 


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