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Old 07-05-2020, 08:28 PM
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LewisM
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Join Date: Aug 2012
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H-a filter for interline CCD

Is it advisable to use a 35nm H-a filter over say a 7nm H-a with interline cameras? f/5.3 system. I seem to find such advice in several places, and Baader does make a specific 35nm filter for interline CCD's.

Appreciate the advice here.
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