{"product_id":"explore-scientific-s-ii-7-nm-narrowband-filter-2-inch-310120","title":"Explore Scientific S-II 7nm Narrowband Filter 2\" | Telescope Wolves","description":"\u003cp\u003e7nm S-II narrowband performance in a 2-inch format for wider-field imaging. The Explore Scientific S-II 7nm filter 2-inch (310120) passes the sulfur emission wavelength with maximum light pollution rejection — essential for the third channel of Hubble palette (SHO) astrophotography on larger sensors and wider-field telescopes. Pairs with H-Alpha and O-III to complete a three-filter narrowband set. Ships free to the US.\u003c\/p\u003e","brand":"Explore Scientific","offers":[{"title":"Default Title","offer_id":44476531736610,"sku":"310120","price":249.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/6968\/5282\/files\/310120_2.jpg?v=1761947788","url":"https:\/\/telescopewolves.com\/products\/explore-scientific-s-ii-7-nm-narrowband-filter-2-inch-310120","provider":"Telescope Wolves","version":"1.0","type":"link"}