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Old 06-09-2011, 11:38 AM
casstony
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Join Date: Feb 2006
Location: Warragul, Vic
Posts: 4,494
The astrophysics visual back is part# ADASCTLM on this page (about 4/5 of the way down the page): http://www.astro-physics.com/index.h...dap/focus_adap

It screws onto the 3.25" rear cell threads and has a 2" opening with 3 thumbscrews and compression ring. $60 + shipping

Last edited by casstony; 06-09-2011 at 11:53 AM.
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