Thread: Secondary Mirror recoat (now a discussion about minimum secondary size)
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  #12  
Old 16-10-2019, 11:32 AM
Jethro777 (Jethro)
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Join Date: Oct 2012
Location: Brisbane
Posts: 131
Great link there Steve, Gary explains it so so well.
And thanks for the references everyone to where I might hunt one down.
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