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Old 12-09-2021, 12:11 PM
gb44 (Glenn)
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gb44 is offline
 
Join Date: Jul 2012
Location: Gold Coast
Posts: 275
Good job so far then.
How much play is there in the corrector plate in respect to the secondary mirror housing?

Have you seen this on collimation?
http://www.astrophoto.fr/collim.html

GlennB
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