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Old 20-10-2006, 08:10 PM
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Striker (Tony)
Whats visual Astronomy

Striker is offline
 
Join Date: Dec 2004
Location: Brisbane
Posts: 5,062
HI Carl,

Dark frames are done by placing the camera cap on not allowing any light getting to the sensor..these are done for the same length exposure as your images...for example 5minute exposure are followed up with 5minute dark frames.
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