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How do you estimate focal reduction?
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01-11-2007, 09:30 AM
Escortitis
George
Join Date: Feb 2007
Location: Greenwood, Perth WA
Posts: 72
I found a good bit of software that may help, do a search for 'New astronomy CCDcalc 1.4.15'. It's a small program thats very useful for what your trying to do, both graphically and with all the numbers.
George
Escortitis
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