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Old 11-12-2011, 01:30 PM
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rainwatcher (Peter)
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rainwatcher is offline
Join Date: Nov 2011
Location: Sunbury, Vic. and Talairan, France
Posts: 142
I would be frightened of fracturing a 20" 19mm mirror during grinding. I guess it would be mounted on something but then you would have flexure problems.

Last edited by rainwatcher; 11-12-2011 at 01:32 PM. Reason: typo
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