Quote:
Originally Posted by Satchmo
Hi Alex, without knowing your specs exactly I'd say you would end up with a slightly overcorrected figure just supporting at edge.More important it will warp in odd ways when not pointing vertically .
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Thanks Mark, thought as much. 250mm 1530mm FL. about
1/20 wave front, strehl .987 I think one of the best mirrors I ever made (by hand too no machine) ,and I made a few
