Thread: Astro Optical? What have I got here?
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Old 02-03-2018, 10:32 PM
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doppler (Rick)
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Join Date: Nov 2012
Location: Mackay
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I have an 8"f6 AOS dob from that era and it would seem the primary mirrors were not overcoated, the original coating on mine came of pretty easily before re silvering.
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