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Old 22-11-2019, 05:09 PM
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Slawomir (Suavi)
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Join Date: Sep 2014
Location: North Queensland
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One way of reducing the mass of the scope, but potentially increasing collimation headaches, is increasing the speed of the scope. CF 10” f/3 could be similar in mass or even perhaps lighter than metal tube 8” f/5.
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