Thread: Reducing the length of my 18inch dobsonian?
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Old 10-11-2017, 10:28 AM
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AstralTraveller (David)
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Join Date: Mar 2008
Location: Wollongong
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You think you have problems. Imaging observing from the upper walkway of this monster. I'd never get a steady image due to the knocking of my knees.
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