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EdZ
Professor EdZ
Reged: 02/15/02
Posts: 12567
Loc: Cumberland, R I , USA42N71.4W
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Re: Undersized prisms - the myth
06/19/08 09:24 AM
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Peter, about how long are the 22x70s, from front of objective to back of eyepieces? Approx 15" makes them approx f/6. IIR, they seemed quite a bit longer than that, so may be closer to f/7
edz
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