Thread: TakFS-60CB vs WO star 71 vs SW ED80 vs 150-600mm lens?
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Old 08-08-2017, 09:45 PM
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LewisM
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LewisM is offline 		 
Join Date: Aug 2012
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Guiding at short focal lengths is VERY easy compared to longer ones. f/5 vs f/8.3 guiding...like night and day.
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