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WO flat 2 reducer & vignetting?
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09-06-2008, 09:09 AM
[1ponders]
(Paul)
Retired, damn no pension
Join Date: Nov 2004
Location: Obi Obi, Qld
Posts: 18,778
Rob, have a look at this
Equipment Review
on FR for refractors. But the short of it is that yes it is normal, but the good news is that most of it can be dealt with by good flats.
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