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Old 06-12-2018, 09:02 AM
Wavytone
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Wavytone is offline
 
Join Date: Jul 2008
Location: Killara, Sydney
Posts: 4,147
40X is meaningless and against blue sky even more so.

I was hoping to see a comparison at more like 150-200X and ideally 300X (Dawes limit is X80 per inch of aperture).

A photo of Sirius or Rigel from each at the sharpest focus in enough detail to show diffraction rings would be ideal.
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