Thread: A Stupid Stupid thing I did to my 12” Mirror
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Old 05-03-2009, 10:31 PM
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astroron (Ron)
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Join Date: Mar 2005
Location: Cambroon Queensland Australia
Posts: 9,326
At the 41"(1mtr) Schmidt Telescope at Sidings Spring Mountain in NSW they clean the bird crap and dust off with Windex Window cleaner
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