Thread: Focus Capers - What's the go with these Star shapes ?
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Old 03-10-2018, 10:35 AM
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billdan (Bill)
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Join Date: Mar 2012
Location: Narangba, SE QLD
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With my 14 inch I get weird star shapes when I first start using the scope, but 1.5 hours later after the mirror has cooled down everything is OK.

So I was wondering did you allow enough time for the primary mirror to stabilise?
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