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Mmmmm? I wonder
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04-10-2008, 01:43 PM
[1ponders]
(Paul)
Retired, damn no pension
Join Date: Nov 2004
Location: Obi Obi, Qld
Posts: 18,778
Try to get one that has two screws to compress the brass ring. I have a WO one for my ED80 and it only has one screw to compress the brass ring and that skews the camera, but the double screws on my 72 mm refractor doesn't skew the camera.
[1ponders]
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