Quote:
Originally Posted by Slawomir
Thank you Ray and Greg - I did not think that carefully applied noise reduction would lower values for the hot pixels - will need to investigate that more closely. Anyway, I like exploring off the beaten track, even if only leads me back to the old and well established ways.
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I think so Slawomir as noise reduction usually is merely a blur which would be something like a running average which would lower the values of the hot pixels and raise the values of the nearby surrounding pixels.
The perfect dark would be an exact duplicate of the light minus the signal.
Greg.