Thread: Secondary mirror and collimation
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Old 21-11-2011, 12:45 AM
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bmitchell82 (Brendan)
Newtonian power! Love it!

bmitchell82 is offline 		 
Join Date: Jul 2008
Location: Mandurah
Posts: 2,597
if your after collimation perfection what tools are you using?
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