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Old 24-04-2012, 11:10 PM
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Moon (James)
This sentence is false

Moon is offline
Join Date: Oct 2008
Location: Melbourne
Posts: 1,147
No advice??

btw I have to correct my post above. It was pointed out to me that if the barlow is attached to the camera, the CFZ as measured at the end of the camera+barlow unit is the same.

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