Thread: H-Alpha Pass Filter
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Old 04-07-2006, 12:26 AM
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RAJAH235
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RAJAH235 is offline 		 
Join Date: Jan 2005
Location: South Coast N.S.W.
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Leon, as far as I know, a h-Alpha filter is a h-A filter, no matter what it's used for. Only designed to allow/stop certain wavelengths of light. Doesn't matter what you put behind it. (Can be corrected). L.
ps. Quality may be better these days.
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