Re:Wallace the 6 inch f/2.8 telescope, building it, and hiki...
by helij on Monday June 29, 2026 @07:14PM
(#48726568)
Barlow!?
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Re:Wallace the 6 inch f/2.8 telescope, building it, and hiki...
by chantepierre on Monday June 29, 2026 @09:11PM
(#48727430)
Well, I could, but checking collimation at 1-2D magnification for an instrument used at 0.16D provides no observable advantage once star collimation was done. My rule of thumb is to star collimate at a higher power than actually used to observe