Thread: Does mirror cooling cause this?
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Old 06-10-2018, 07:48 PM
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codemonkey (Lee)
Lee "Wormsy" Borsboom

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Join Date: Jul 2013
Location: Kilcoy, QLD
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btw... here's one of the issues I'm currently seeing with my scope. Three frames, one outside of focus, one roughly at focus and one inside of focus. I believe this to be astigmatism.
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