Thread: Solarmax 40 H Alpha Filter
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Old 24-02-2011, 03:03 PM
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Astrobserver99 (Rob)
Starlit Night

Astrobserver99 is offline 		 
Join Date: Apr 2009
Location: Bellarine Peninsula, Victoria
Posts: 505
No detail on the surface at all. Looks like a low cost solar prominance filter being marketed as a solar hydrogen alpha filter.
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