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Old 31-03-2018, 05:03 PM
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Shiraz (Ray)
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Join Date: Apr 2010
Location: ardrossan south australia
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Maybe have a read of this Lewis - I understand that you did not use flats, but the effects from internal reflections described by Alan Holmes look similar to what you are getting.

http://diffractionlimited.com/flat-f...ur-telescopes/

Last edited by Shiraz; 31-03-2018 at 10:28 PM.
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