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Widefield CCD Rig
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05-07-2013, 09:16 PM
DavidTrap
(David)
Really just a beginner
Join Date: Jun 2009
Location: Brisbane
Posts: 3,033
Not sure how well a Bahtinov mask will work at 14mm. Might have to point at the brightest star I can see and lengthen the exposure to get a diffraction spike! I have had them cut for my 85mm and 50mm lenses, so will see how they go.
DT
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