Thread: Narrowband Filters - 12nm or 6nm
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  #5  
Old 26-05-2015, 11:08 AM
gbeal
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Join Date: Oct 2004
Location: New Zealand
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It's sort of what I did. Baader 7Nm Ha.
And "half-way" is a moot point, as there is 3Nm available too (I think?).
Gary
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