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Old 18-11-2009, 06:25 PM
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peter_4059 (Peter)
Big Scopes are Cool

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Join Date: Jun 2007
Location: Brisbane
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I thought the MPCC was intended to correct coma in Newtonians rather than be used as a field flattener in a refractor?

"The only Newtonian Coma Corrector that does not change (increase) the focal length of the telescope in any way. f4 Newton optics will remain f/4!"

http://www.baader-planetarium.com/pdf/mpcc_e.pdf
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