Thread: [WITHDRAWN] skywatcher 100ED
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  #6  
Old 07-02-2011, 10:56 PM
vk2emq (John)
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vk2emq is offline 		 
Join Date: Jun 2008
Location: Umina Beach
Posts: 18
re "rough focuser" - a tutorial on stripping down and
"Making your GSO-based crayford focuser as smooth as it can get"


http://www.backyardvoyager.com/gsofocuser.html