30-07-2017, 02:35 PM
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Highest Observatory in Oz
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Join Date: May 2006
Location: Canberra
Posts: 17,689
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Quote:
Originally Posted by Slawomir
I reckon you need to refocus between each sub. And since 530mm at f/5 will be super fast with KAF16803, subs will be quite short, meaning...
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...lots of beer 
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