Thread: dust on primary mirror
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Old 02-02-2006, 08:16 AM
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iceman (Mike)
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Join Date: Sep 2004
Location: Gosford, NSW, Australia
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Definitely distilled water.. it doesn't leave any residue. Any spots that don't run off, just grab a paper towel and use the corner of it to dab on the spot and soak it up.
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