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Old 19-07-2019, 05:09 AM
AstroApprentice (Jason)
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AstroApprentice is offline
 
Join Date: Dec 2015
Location: Melbourne, Australia
Posts: 258
Do you have filter rings installed? If not, contact ZWO and they will provide them for free. They help reduce internal reflections - there’s a thread on CN about them. Perhaps try that first as it won’t cost you anything except a week or so waiting for post.
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