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Baader 36mm Narrowband Set
I have for sale Ha O3 S2 (I think 7nm, 8nm, 8.5nm) unmounted 36 mm narrow band filters available- now I have replaced these with astrodons. I have original boxes.
$350
Thanks
Graham
Last edited by graham.hobart; 14-12-2018 at 01:28 PM.
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