Rolf Olsen
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10 inch Serrurier truss Newtonian
> 120mm fan to prevent dew on the secondary
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08-MAY-2012
120mm fan to prevent dew on the secondary
Canon PowerShot S5 IS
1/60s f/2.7 at 6.0mm iso200
full exif
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Copyright Rolf Wahl Olsen 2011
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