Well, they wouldn't have to go quite full-frame to get major 
improvements in IQ and still have enough leeway for SR excursion for the 
sensor, right?

How about, say,  a 9/10-size sensor with  x1.1 crop factor? Just what is 
max X/Y excursion of the sensor with SR engaged, anyway?

Tom
in SC


Mark Roberts wrote:
> David Savage wrote:
>
>   
>> The main argument at the moment is SR, as it is in the K100/10D,
>> wouldn't work. Supposedly current full frame Pentax lenses projected
>> image circle wouldn't be large enough to cover the moving sensor.
>>
>> As some people think that SR is more useful than a FF sensor, that's
>> their reason for thinking Pentax FF is a pipe dream.
>>
>> Time will tell.
>>     
>
> Pretty accurate summation.
> My feeling is that Pentax simply won't have any choice in the matter: 
> The demand for higher pixel counts and low noise will continue and it 
> will force sensor size increases. The marketplace will make the 
> decision for them.
>
>
>   


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