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[ATM] 7 inch sphereical mirror

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Subject: [ATM] 7 inch sphereical mirror
From: Russell Jocoy <russjocoy@hotmail.com>
Date: Fri, 11 Apr 2008 22:40:02 -0400
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To all,  Can a 7 inch disk be formed to a sphere and polished at f/10 and not be parobolized?..
And produce correct images to the eyepiece??   There are dispute's on this answer..Russ
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