The BS of Digital Photography

paul stenquist pnstenquist at
Tue Oct 6 17:07:36 EDT 2009

On Oct 6, 2009, at 4:42 PM, Ken Waller wrote:

> Kenneth Waller
> ----- Original Message ----- From: "paul stenquist" <pnstenquist at 
> >
> Subject: Re: The BS of Digital Photography
>> On Oct 6, 2009, at 3:07 AM, Tom C wrote:
>>> I just ordered a K-7 against what may may be my better judgement...
>>> I'm optimistic that it will meet my present needs, though I'm pretty
>>> sure it's far too noisy for any astrophotography.
> snip
>>> I'm unsure what processing has occurred in camera.
>>> I'm unsure how the sensor has responded to the scene and how the
>>> software in the camera has adjusted the image. I can guess, but I'm
>>> not sure.
>> When you shoot RAW, no processing has occurred in the camera.  
>> However,  the jpeg viewed on the LCD screen has been processed. You  
>> can adjust  how much or how little by tweaking yur jpeg settings.
> But isn't the histogram on the LCD based on a jpeg from the RAW  
> capture?
> This tweaking could be misleading when on a RAW capture.
Yes, but dialing down contrast and saturation on your jpeg settings  
makes the jpeg histogram approximate the RAW. It's definitely close  
enough to keep one in the ballpark.
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