Less noise in single shot images would be a huge boon for the people shooting nightscapes etc
Quote:
Originally Posted by gregbradley
I did a post elsewhere. It seems RAW is RAW up to ISO25600 and then a noise routine is run like is run on the jpegs.
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As Craig Stark found, Canon RAWs aren't truly "raw" - it's already had pre-processing before it hits the CR2 file. It explains why In-Camera Noise Reduction works better than shooting separate light+dark exposures back-to-back...