Tom and Jennifer Polakis
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Kitt Peak 90" Bok Telescope & Mirror Lab -- February 8-9, 2007
> Tom demonstrating a special eyepiece for Polyphemus
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08-FEB-2007
Tom demonstrating a special eyepiece for Polyphemus
Canon EOS 20D
1/60s f/4.0 at 18.0mm iso400
full exif
other sizes:
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original
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