Thread: Newbie - same aperture different focal length
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Old 09-09-2013, 10:11 PM
ManUtdFans (Alan)
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Join Date: Aug 2013
Location: Sydney
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Newbie - same aperture different focal length
For SkyWatcher 150/750 and 150/1200, I assume the 150/1200 will have bigger object(eg. Moon) shown when you look at eye piece, right?
So I should buy the 150/1200, am I correct?
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