Thread: Televue Powermate + Newtonian
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  #12  
Old 12-04-2022, 07:02 PM
raymo
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Join Date: Sep 2011
Location: margaret river, western australia
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Kevin is on the money; coma will be negligible at f/7.5, and any you do pick
up will be right at the edge of the frame, so would be easily cropped out.
raymo
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