Fastar Secondary Turns When Tightening the Retaining RingSeveral owners have reported that when tightening the retaining ring the entire secondary assembly turns. This is a bad thing, since the optical quality of the scope is dependent upon the primary mirror, corrector plate and secondary mirror all having a set orientation. On my scope, I found it was not possible to tighten the secondary housing without removing the corrector plate. Read here to see how.
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