{"product_id":"astronomik-oiii-filter","title":"Astronomik OIII Filter","description":"\u003ch2\u003eAstronomik OIII Filter – Premium Oxygen-III Filter for Visual \u0026amp; Astrophotography\u003c\/h2\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp data-start=\"459\" data-end=\"864\"\u003eThe \u003cstrong data-start=\"463\" data-end=\"489\"\u003eAstronomik OIII Filter\u003c\/strong\u003e is one of the most powerful specialty nebula filters available, designed to isolate the two critical Oxygen-III emission lines at \u003cstrong data-start=\"620\" data-end=\"632\"\u003e495.9 nm\u003c\/strong\u003e and \u003cstrong data-start=\"637\" data-end=\"649\"\u003e500.7 nm\u003c\/strong\u003e. By transmitting these lines with exceptional efficiency, the filter dramatically enhances detail and contrast in emission and planetary nebulae—revealing structures that are otherwise invisible under normal skies.\u003c\/p\u003e\n\u003cp data-start=\"866\" data-end=\"1090\"\u003eNow available in India exclusively from \u003cstrong data-start=\"906\" data-end=\"927\"\u003eModern Telescopes\u003c\/strong\u003e, the country’s largest telescope distributor and authorized dealer of Astronomik, Celestron, ZWO, GSO, Explore Scientific, and many more leading astronomy brands.\u003c\/p\u003e\n\u003chr data-start=\"1092\" data-end=\"1095\"\u003e\n\u003ch2 data-start=\"1097\" data-end=\"1148\"\u003e\u003cstrong data-start=\"1100\" data-end=\"1148\"\u003e✨ Key Features of the Astronomik OIII Filter\u003c\/strong\u003e\u003c\/h2\u003e\n\u003ch3 data-start=\"1150\" data-end=\"1199\"\u003e\u003cstrong data-start=\"1154\" data-end=\"1197\"\u003e✔ Ultra-High Transmission of OIII Lines\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"1200\" data-end=\"1327\"\u003eThe filter delivers peak transmission above \u003cstrong data-start=\"1244\" data-end=\"1251\"\u003e95%\u003c\/strong\u003e at both OIII wavelengths, ensuring maximum brightness of nebulae such as:\u003c\/p\u003e\n\u003cul data-start=\"1328\" data-end=\"1465\"\u003e\n\u003cli data-start=\"1328\" data-end=\"1343\"\u003e\n\u003cp data-start=\"1330\" data-end=\"1343\"\u003eVeil Nebula\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1344\" data-end=\"1360\"\u003e\n\u003cp data-start=\"1346\" data-end=\"1360\"\u003eHelix Nebula\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1361\" data-end=\"1386\"\u003e\n\u003cp data-start=\"1363\" data-end=\"1386\"\u003eDumbbell Nebula (M27)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1387\" data-end=\"1402\"\u003e\n\u003cp data-start=\"1389\" data-end=\"1402\"\u003eSwan Nebula\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1403\" data-end=\"1424\"\u003e\n\u003cp data-start=\"1405\" data-end=\"1424\"\u003eRing Nebula (M57)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1425\" data-end=\"1465\"\u003e\n\u003cp data-start=\"1427\" data-end=\"1465\"\u003eOrion Nebula structural enhancements\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1467\" data-end=\"1552\"\u003eThis makes faint nebula structures visible even from \u003cstrong data-start=\"1520\" data-end=\"1551\"\u003elight-polluted Indian skies\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3 data-start=\"1554\" data-end=\"1605\"\u003e\u003cstrong data-start=\"1558\" data-end=\"1603\"\u003e✔ Exceptional Contrast \u0026amp; Dark Backgrounds\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"1606\" data-end=\"1709\"\u003eThe OIII filter blocks nearly the entire visible spectrum except the OIII line pair. This results in:\u003c\/p\u003e\n\u003cul data-start=\"1710\" data-end=\"1853\"\u003e\n\u003cli data-start=\"1710\" data-end=\"1750\"\u003e\n\u003cp data-start=\"1712\" data-end=\"1750\"\u003eDramatically boosted nebula contrast\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1751\" data-end=\"1788\"\u003e\n\u003cp data-start=\"1753\" data-end=\"1788\"\u003eReduced light pollution \u0026amp; skyglow\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1789\" data-end=\"1853\"\u003e\n\u003cp data-start=\"1791\" data-end=\"1853\"\u003eCleaner backgrounds for both visual and imaging applications\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1855\" data-end=\"1957\"\u003eIdeal for observers in \u003cstrong data-start=\"1878\" data-end=\"1915\"\u003eMumbai, Delhi, Bengaluru, Chennai\u003c\/strong\u003e, and other heavily light-polluted cities.\u003c\/p\u003e\n\u003ch3 data-start=\"1959\" data-end=\"2015\"\u003e\u003cstrong data-start=\"1963\" data-end=\"2013\"\u003e✔ German Engineering – Perfect Optical Quality\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"2016\" data-end=\"2084\"\u003eAstronomik filters are world-renowned for their optical precision:\u003c\/p\u003e\n\u003cul data-start=\"2085\" data-end=\"2269\"\u003e\n\u003cli data-start=\"2085\" data-end=\"2104\"\u003e\n\u003cp data-start=\"2087\" data-end=\"2104\"\u003eParfocal design\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2105\" data-end=\"2148\"\u003e\n\u003cp data-start=\"2107\" data-end=\"2148\"\u003eNo halos, reflections, or star bloating\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2149\" data-end=\"2188\"\u003e\n\u003cp data-start=\"2151\" data-end=\"2188\"\u003eDurable, scratch-resistant coatings\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2189\" data-end=\"2269\"\u003e\n\u003cp data-start=\"2191\" data-end=\"2269\"\u003eResistant to moisture, dew \u0026amp; temperature variations—ideal for Indian climate\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-start=\"2271\" data-end=\"2318\"\u003e\u003cstrong data-start=\"2275\" data-end=\"2316\"\u003e✔ Compatible With All Telescope Types\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"2319\" data-end=\"2343\"\u003eWorks seamlessly with:\u003c\/p\u003e\n\u003cul data-start=\"2344\" data-end=\"2521\"\u003e\n\u003cli data-start=\"2344\" data-end=\"2379\"\u003e\n\u003cp data-start=\"2346\" data-end=\"2379\"\u003eRefractors (Achromats, ED, APO)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2380\" data-end=\"2407\"\u003e\n\u003cp data-start=\"2382\" data-end=\"2407\"\u003eNewtonians \u0026amp; Dobsonians\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2408\" data-end=\"2437\"\u003e\n\u003cp data-start=\"2410\" data-end=\"2437\"\u003eSCT \u0026amp; Maksutov telescopes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2438\" data-end=\"2475\"\u003e\n\u003cp data-start=\"2440\" data-end=\"2475\"\u003eCMOS\/CCD astrophotography cameras\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2476\" data-end=\"2521\"\u003e\n\u003cp data-start=\"2478\" data-end=\"2521\"\u003eDSLR \u0026amp; Mirrorless systems (with adapters)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-start=\"2523\" data-end=\"2564\"\u003e\u003cbr\u003e\u003c\/h3\u003e\n\u003chr data-start=\"2779\" data-end=\"2782\"\u003e\n\u003ch1 data-start=\"2784\" data-end=\"2832\"\u003e\u003cstrong data-start=\"2786\" data-end=\"2832\"\u003e🎯 What the Astronomik OIII Filter Reveals\u003c\/strong\u003e\u003c\/h1\u003e\n\u003cul data-start=\"2834\" data-end=\"3029\"\u003e\n\u003cli data-start=\"2834\" data-end=\"2887\"\u003e\n\u003cp data-start=\"2836\" data-end=\"2887\"\u003eFine filamentary structures in supernova remnants\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2888\" data-end=\"2930\"\u003e\n\u003cp data-start=\"2890\" data-end=\"2930\"\u003eIntricate details in planetary nebulae\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2931\" data-end=\"2975\"\u003e\n\u003cp data-start=\"2933\" data-end=\"2975\"\u003eSharp outlines of emission nebula shells\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2976\" data-end=\"3029\"\u003e\n\u003cp data-start=\"2978\" data-end=\"3029\"\u003eDramatically improved visibility from urban India\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"3031\" data-end=\"3205\"\u003eFor astrophotographers, the Astronomik OIII is a critical component in \u003cstrong data-start=\"3102\" data-end=\"3124\"\u003enarrowband imaging\u003c\/strong\u003e, enabling stunning professional-level SHO (Hubble Palette) and HOO compositions.\u003c\/p\u003e\n\u003chr data-start=\"3207\" data-end=\"3210\"\u003e\n\u003ch1 data-start=\"3212\" data-end=\"3251\"\u003e\u003cstrong data-start=\"3214\" data-end=\"3249\"\u003eWhy Buy from Modern Telescopes?\u003c\/strong\u003e\u003c\/h1\u003e\n\u003cp data-start=\"3252\" data-end=\"3383\"\u003eModern Telescopes is \u003cstrong data-start=\"3273\" data-end=\"3308\"\u003eIndia’s largest telescope store\u003c\/strong\u003e and the most trusted distributor of global astronomy brands.\u003cbr data-start=\"3369\" data-end=\"3372\"\u003eWe offer:\u003c\/p\u003e\n\u003cul data-start=\"3384\" data-end=\"3631\"\u003e\n\u003cli data-start=\"3384\" data-end=\"3419\"\u003e\n\u003cp data-start=\"3386\" data-end=\"3419\"\u003e100% genuine Astronomik filters\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3420\" data-end=\"3460\"\u003e\n\u003cp data-start=\"3422\" data-end=\"3460\"\u003eIndia warranty \u0026amp; after-sales support\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3461\" data-end=\"3491\"\u003e\n\u003cp data-start=\"3463\" data-end=\"3491\"\u003eFast delivery across India\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3492\" data-end=\"3553\"\u003e\n\u003cp data-start=\"3494\" data-end=\"3553\"\u003eExpert guidance for filter selection and imaging workflow\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3554\" data-end=\"3631\"\u003e\n\u003cp data-start=\"3556\" data-end=\"3631\"\u003eSupport for astronomy outreach, observatories \u0026amp; astrophotography projects\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Astronomik","offers":[{"title":"1.25 Inch","offer_id":42793013051453,"sku":null,"price":14366.0,"currency_code":"INR","in_stock":false},{"title":"2 Inch","offer_id":42793013084221,"sku":null,"price":28000.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0623\/6595\/8205\/files\/AstronomikOIII.jpg?v=1765387518","url":"https:\/\/moderntelescopes.net\/products\/astronomik-oiii-filter","provider":"Modern Telescopes","version":"1.0","type":"link"}