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Posted by Mike Snodgrass on November 23, 1997 20:06:30 UTC

Looking for a source of 80mm objectives for a finder scope. Heard of copier lenses being used. Any other ideas? Also building a 10" /f6 reflector. My math says use a 2.14" diagonal with a approx. 2" focuser heigth. Anybody elses math say diferent?

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