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Old 21-10-2009, 06:36 AM
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Geoff45 (Geoff)
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Geoff45 is offline
 
Join Date: Jul 2006
Location: Sydney
Posts: 2,631
It's definitely dust and shouldn't be a problem. I took my camera to Canon at North Ryde and they cleaned it for free. For astrophotos flats will get rid of the dust effects.
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