Thread: Advantage of aperture (?)
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Old 04-03-2021, 11:46 AM
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Peter Ward
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Peter Ward is offline 		 
Join Date: Dec 2007
Location: The Shire
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Quote:
Originally Posted by MarkInSpace View Post
That's a great demo of resolution, Peter. What are the 2 scopes in the images?
From memory the ED refractor was a GT81 William optics. The larger scope is my AP305mm Riccardi Honders.
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