Thread: Cooled CMOS advantages
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Old 30-11-2017, 09:22 PM
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Camelopardalis (Dunk)
Drifting from the pole

Camelopardalis is offline 		 
Join Date: Feb 2013
Location: Brisbane
Posts: 5,429
I use the mini EFW with 1.25" filters and don't see any vignetting at f/5.5. Wish I'd bought the 8-position EFW though as 5 positions isn't enough for LRGB + narrowband. It is a lot bigger though.
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