Thread: Any amateur mirror makers still alive in Oz/Nz?
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Old 28-07-2015, 08:03 PM
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AlexN
Widefield wuss

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Join Date: Mar 2008
Location: Caboolture, Australia
Posts: 6,818
Rac: is it more or less difficult figuring a fast parabolic of smaller sizes? I'd love an 8" f/3.8 or f/3.3 however from what I know the smaller the surface the harder it is to figure faster and faster optics.
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