Thread: Solarmax 40 H Alpha Filter
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Old 24-02-2011, 02:33 PM
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Astrobserver99 (Rob)
Starlit Night

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Join Date: Apr 2009
Location: Bellarine Peninsula, Victoria
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Solarmax 40 H Alpha Filter
I had a look at some new solarmax 40 h alpha filters on a telescope this morning. They give the sun a red tint. What are Meade/Coronado doing with them?
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