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Variations in focusing summer and winter
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17-06-2018, 08:13 PM
raymo
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Join Date: Sep 2011
Location: margaret river, western australia
Posts: 6,070
Yes its a good scope. F/5 is easier to work with than f/4, which some
people choose to use. You will need an SW f/5 coma corrector. I suggest
using the SW one because you just install it and you're done; no messing about with spacers.
raymo
raymo
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