Since that's the opposite results others have reported I begin to doubt 
the veracity of any review. 

Look this is a situation , high contrast, that I would have expected to 
cause sensor bloom, and lots of it.

<http://www.mindspring.com/~distilfink/PESO%20--%20treeline.html>

Made with the *ist-Ds and F 70-210mm.  I examined it closely and found 
almost none.  I think that reviewers are shooting images intended to 
produce it intentionally and don't stop until it appears.  They can then 
say "Ah-ha there it is."

Colin J wrote:
> I was considering buying a K20D because the low noise 14.6 MP sensor is 
> particularly attractive.  However, the review in this week's "Amateur 
> Photographer" was a little disappointing, particularly when referring to 
> purple fringing.  
>
> The review pointed out that a recent optical test of the 16-50mm f/2.8 DA 
> lens showed no problem of chromatic aberration, so the reviewer concluded 
> that the colour fringing must have come from the sensor.  
>
> Any comments?  Why should I buy a DSLR with a colour fringing problem?
>
>
>
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>   


-- 
Vote for Cthulhu. Why settle for a lesser evil...
   -- Dr. Jerry Pournelle 


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