Thread: Separate channels for ha and oiii from dual-pass narrowband filter!?
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Old 11-09-2019, 10:16 AM
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ChrisV (Chris)
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Yes. I'm using the STC duo filter on an OSC camera. I regularly separate the R and G to get Halpha and OIII. It's pretty cool. Is the baader uhc narrow enough around the two wavelengths?
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