Thread: 8" f/4 travel Newt - truss conversion!
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  #19  
Old 12-06-2006, 11:35 AM
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gaa_ian (Ian)
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Join Date: Dec 2004
Location: Cairns Qld
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Thats a great conversion Steve.
Forgive my ignorance, but I thought each mirror was figured to be a certain F ratio ?
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