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Collimation Problem
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10-01-2010, 11:30 AM
DavidU
(Dave)
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Join Date: Jul 2007
Location: melbourne
Posts: 4,835
It may be because your scope is setup with an offset secondary. Short f/l scopes should be setup like this.
http://www.bpccs.com/lcas/Articles/o...ary_mirror.jpg
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