Thread: Is a focal ratio on a 80mm APO refractor of f/6.9 too slow?
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  #11  
Old 24-11-2018, 04:56 PM
Jethro777 (Jethro)
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Jethro777 is offline 		 
Join Date: Oct 2012
Location: Brisbane
Posts: 131
What I would like to do is use it for visual observation first, and then later, when I have the mount for it, to go AP.

I'm determined to save a little more, and then my options will grow further. It's a good time to ask questions.
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