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Vigenatting with 36mm filters.
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28-07-2010, 10:24 PM
RobF
(Rob)
Mostly harmless...
Join Date: Jul 2008
Location: Brisbane, Australia
Posts: 5,716
I'm pretty sure there is light/ray tracing software you can use to map your lightpath Robin. Amateur telescope makers use these sorts of things. CAn't recall any names, but have seen mention here. I'm sure someone will pipe up.
RobF
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