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What is making my image like this???
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04-11-2013, 08:31 PM
Octane
(Humayun)
IIS Member #671
Join Date: Dec 2005
Location: Canberra
Posts: 11,159
You should be taking your flat frames at the lowest native ISO of your camera. In Canon's, that's ISO-100. The flats are only picking up the anomalies in your imaging train.
It's what worked for me when I was doing DSLR work.
H
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