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arshutterbug | all galleries >> Astronomy and Physics Events >> Usachev-Martynov Lecture > Usachev-Martynov_3.JPG
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Usachev-Martynov_3.JPG
05-FEB-2007

Usachev-Martynov_3.JPG

Canon EOS 20D
1/125s f/2.8 at 70.0mm iso1600 full exif

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