Thread: [SOLD] STC Astro Duo-Narrowband Filter
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Old 06-05-2019, 09:07 PM
beren
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STC Astro Duo-Narrowband Filter
For sale STC Astro Duo-Narrowband 48mm Filter , capture two narrowband emission lines simultaneously with OSC ccds and DSLRs $295
Last edited by beren; 07-05-2019 at 12:15 PM.