Thread: MiniSHG and Ha 7nm filter
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Old 02-10-2021, 08:04 AM
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Merlin66 (Ken)
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Join Date: Oct 2005
Location: Junortoun Vic
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JA,
Looking at the peak @ 6580A and assessing the FWHM (based on the visible curve in the blue wing) the 50% line seems to be at 6545A.
This would give a FWHM of 2 x 35A = 70A which is the Baader spec.
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