On Apr 11, 2011, at 5:05 AM, John Sessoms wrote:

> From: Larry Colen
>> 
>> It seems to me that if we are shooting a low contrast situation, such
>> as clouds on a grey sky, or with a mediocre, low contrast lens, we
>> could compensate by using a higher ISO to spread the fewer stops of
>> dynamic range in the input out over more bits of data, at the cost of
>> more noise, because we're constraining ourselves to the lower,
>> noisier portion of the signal.
>> 
>> Is this basically accurate?
> 
> IMHO, you're OVER-thinking this. Just go out and look for beautiful pictures. 
> Take 'em.

John,  you are obviously not enough of a geek.  For me, one big part of the fun 
is actually learning and understanding what it going on. Another thing that I 
find a lot of fun is being able to take photos that other people can't, and 
that requires understanding what is happening.

> 
> Bracket like hell!

Unfortunately, the camera will only auto bracket shutter speed. I'm completely 
boggled why you can't choose what to bracket (shutter speed, aperture or ISO) 
since they're all controlled by the camera. For that matter you should be able 
to tell the camera to maintain the same exposure and which of the the three to 
remain constant.

While we're at it, with auto focus, you should be able to bracket focus.  It 
could be handy for motorsports too, tell the camera to bracket focus coming 
towards you by a set amount each frame.

> 
> 
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--
Larry Colen [email protected] sent from i4est





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