Graydon <[email protected]> wrote:

> I think that policy supports my "B could be used to take a really awful
> picture" theory; at high ISO (= pushing the sensor) and long exposure (=
> heat builds up), noise is a serious issue without DFS.  So somebody at
> Pentax has enforced DFS for B mode, because the camera doesn't know how
> long the exposure is going to be in B mode and can't do a calculation.

Even my old K10D knows the difference between less and more than 1 sec.
That's its threshold for doing a DFS in B mode.

I understand that the K20D does a DFS for everything longer than 6 sec
in any mode regardless of the ISO setting which again hints at serious
trouble with this Samsung CMOS sensor.

Ralf

-- 
Ralf R. Radermacher  -  DL9KCG  -  Köln/Cologne, Germany
Blog   : http://the-real-fotoralf.blogspot.com
Audio : http://aporee.org/maps/projects/fotoralf
Web   : http://www.fotoralf.de

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