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Forum: Pentax Full Frame 03-22-2019, 08:29 AM  
Is this night photography coloured dot distortion from my sensor?
Posted By Wheatfield
Replies: 16
Views: 2,012
If you are getting red and blue dots, they are probably hot pixels. Definitely do a pixel mapping, and turn on long shutter speed noise reduction. That should take care of most of it.
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