From: "Bob May" 
To: "atmlist" 
Reply-To: "Bob May" 


The corrector is a full aperture corrector and is two pieces of the same
kind of glass in a doublet shape.  The lens set is of infinite focal length
and the intention of the lens is to modify the light beam to correct for
the error produced by the primary being spherical rather than parabolic.
Bob May
http://nav.to/bobmay
bobmay{at}nethere.com
NEW! http://bobmay.astronomy.net

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