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Which CCD camera for DSO Imaging
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21-12-2007, 10:12 PM
citivolus
(Ric)
Refracted
Join Date: Sep 2007
Location: Carindale
Posts: 1,178
Build a Hartmann mask if focus is an issue, you won't regret it. A modified design that creates diffraction spikes is very nice to have in that it lets you know you have precisely reached critical focus.
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