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Looking for dual band filter
I'm looking for 2inch dual band filter.
Optolong L-extreme (both original and F2 version okay)
Antila dual band filter (3nm, 3.5nm, 5nm)
Or any other dual narrow band filter
I'm looking for Ha&O3 filter but please offer me if you're selling Sii&Hb filter.
Last edited by Alex05; 02-05-2025 at 09:42 AM.
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