On Wed, Nov 13, 2013 at 01:17:23PM -0600, Bill wrote:
> On 13/11/2013 11:00 AM, Darren Addy wrote:
> >The info is right there in the review. In short, there is more info to
> >recover in the SHADOW areas of the K-5/ii/iis than the K-3.
> >As we all know, if you blow out highlights, that info is just GONE.
> >
> Interestingly, we were able to make film work, and work well even
> with this very limited DR of well under 10 stops.
> The reason for this is because the DR of most scenes fits into a 6
> stop range.
> You can believe this or not, or you could do something smart and
> take a color blind light meter out and measure some scenes to see
> what you come up with.
> And then come back and tell us why 14.5 stops is so much more
> necessary than 13.5 stops.
> 
> What you are saying is that for reasons unknown, perhaps a side
> effect of climate change, the world has gotten a hell of a lot
> contrastier in the past 15 years.
> Or, you don't know what the fuck you are talking about.
> 
> bill

Or, just possibly, some people photograph different things than you do.

We got great shots on film, so why would anybody need anything 
that performs better than it?  Maybe film saturates differently than
digital sensors.  I could never afford to to much serious photography
with film, so I'm not well versed at how it handles at the edges of 
the performance envelope.

Have you ever photographed a musician on stage and tried to keep the
color in the gelled stage lights?  That's a case where 
I want more dynamic range than the K-5 can give me.

Likewise I do a lot of photography at light, or in dark rooms, with
well lit corners, and even with 14 stops of DR, I need more.  But, I'm
not really getting those 14 stops, because I have to push the ISO
much harder.  Shooting ISO 6400, those 14 stops become a lot closer to
8 or 9.

Every aspect of camera performance is a compromise with some other
aspect (light, fast, or cheap, pick any two).  A landscape photographer
won't care about fast autofocus, but will care about resolution.
Someone photographing for a magazine probably doesn't need more than about
10MP of resolution (if that), but might want as high of a clean ISO
as they can get.   A sports photographer needs fast autofocus, and 
possibly accurate auto exposure.  A 5 foot tall woman with tendonitis
might want a small light camera that she can hold without getting 
tired, carry in her purse and reach the buttons, while a 6'3" 
man might need a large camera that has room for more than three
of his fingers.

For some people, who are losing photos because one aspect isn't 
good enough, every improvement will make a difference on the photos
that are keepers. 

-- 
Larry Colen                  [email protected]         http://red4est.com/lrc


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