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Old 12-01-2013, 04:28 PM
clive milne
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clive milne is offline
 
Join Date: May 2011
Location: Freo WA
Posts: 1,443
Quote:
Originally Posted by Peter Ward View Post
That said it collects light 4x faster than a 6" refractor.... .
Marginally less than 3x faster in actual reality.
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