Thread: [NOT REQUIRED] 12"-ish, f/7-ish primary mirror.
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Old 16-07-2019, 08:38 AM
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mental4astro (Alexander)
kids+wife+scopes=happyman

mental4astro is offline 		 
Join Date: Jun 2008
Location: sydney, australia
Posts: 4,979
Bob,

Yes, 0.92 Strehl or better is what I'm after. 0.998 is ideal... might have to be made from Unobtainium

I'm also working on making Ronchi and Foucault set of bench testers. I'm gathering the bits and pieces at the moment.

Alex.