Thread: 10" f4 Newt. focus problem.
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Old 12-10-2015, 03:18 PM
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rustigsmed (Russell)
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Join Date: Mar 2012
Location: Mornington Peninsula, Australia
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the only CC I can think of between the 55mm and 91mm baader options is the wynne which was about 69mm (and 2.5" not 2"). but yes, it aint cheap, currently on sale for 671euros.
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