Thread: A question about the L-Extreme filter & ASI294
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Old 24-04-2021, 03:15 PM
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multiweb (Marc)
ze frogginator

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Join Date: Oct 2007
Location: Sydney
Posts: 22,062
1- could be a reflection on your camera window. Increasing the spacing between filter and chip can help

2- although it's uncalibrated the nebulosity and dark patch look legit.
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