Thread: Why aren't all reflectors 'off axis'?
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Old 16-05-2011, 06:58 PM
overlord (Charles)
Saturn Watcher

overlord is offline 		 
Join Date: Jun 2008
Location: Melb
Posts: 217
Why aren't all reflectors 'off axis'?
Hershcell improved on this Newtonian stuff with his off-axis scopes but we have gone back to the olden days of 400 years ago.


How many decades before someone makes off-axis dobs as the main scope?!
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