Thread: Orion @ 50mm – more Ha ..
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Old 10-12-2013, 08:35 PM
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cazza132 (Troy Casswell)
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Location: Coolum Beach, Australia
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Nice work - looks awesome! How did you isolate the Ha. Did you use a Ha narrow band pass filter on the lens? I thought about stacking an IR630 (passes infrared from 630nm) and a visible + Ha pass filter on my 6D to achieve this.
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