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Focal lengths for deep sky objects.
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14-08-2015, 08:45 PM
lazjen
(Chris)
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Join Date: Dec 2012
Location: Flaxton, Qld
Posts: 2,077
This site:
http://www.12dstring.me.uk/fovcalc.php#
might help too for scopes, cameras, etc combos.
lazjen
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