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[ATM] Focal plane curvaure

To: atm <atm@atmlist.net>
Subject: [ATM] Focal plane curvaure
From: George Anderson <georgea@cam.org>
Date: Wed, 19 May 2004 23:55:25 -0400
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I seem to remember  (althought I may very well be wrong) that there is a
simple formula for calculating the curvature of the focal plane for an
achromat. Am I correct and does anyone on the list remember the formula?
I seem to remember that it had to do with focal length and objective
diameter.

George Anderson
Montreal Canada

Clear skies and good health
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