{"product_id":"hα-oiii-double-narrowband-1-25inch","title":"Astronomy Plus Hα + OIII double narrowband 1.25\" (TA407)","description":"\u003ch1\u003e\u003cspan data-sheets-root=\"1\"\u003eAstronomy Plus Hα + OIII double narrowband 1.25inch\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp\u003eThe Astronomy Plus dual-band Ha and OIII filter is designed for deep-sky astrophotography with one-shot color cameras. By isolating key nebula emission lines while reducing light pollution and unwanted skyglow, it improves contrast and helps reveal finer details in emission and planetary nebulae. Its standard 1.25\" format ensures compatibility with most astronomical cameras, filter wheels, and eyepieces.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eDual-band nebula filter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFilter Bands\u003c\/td\u003e\n\u003ctd\u003eH-Alpha and OIII\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFilter Size\u003c\/td\u003e\n\u003ctd\u003e1.25\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThread Type\u003c\/td\u003e\n\u003ctd\u003eStandard 1.25\" astronomical thread\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eApplication\u003c\/td\u003e\n\u003ctd\u003eDeep-sky astrophotography\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBest Use\u003c\/td\u003e\n\u003ctd\u003eEmission nebulae and planetary nebulae\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatibility\u003c\/td\u003e\n\u003ctd\u003eOne-shot color astronomy cameras, filter wheels, and compatible eyepieces\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFeature\u003c\/td\u003e\n\u003ctd\u003eReduces light pollution and sky background\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFeature\u003c\/td\u003e\n\u003ctd\u003eEnhances nebula contrast and detail\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConstruction\u003c\/td\u003e\n\u003ctd\u003eMulti-coated optical glass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eAstronomy Plus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eTA407\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003eIn the Box\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-section-id=\"e171au\" data-start=\"1040\" data-end=\"1092\"\u003eAstronomy Plus dual-band Ha and OIII filter, 1.25\"\u003c\/li\u003e\n\u003cli data-section-id=\"h8cqms\" data-start=\"1093\" data-end=\"1118\" data-is-last-node=\"\"\u003eProtective storage case\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWarranty\u003c\/h3\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/astronomyplus.com\/pages\/astronomy-plus-products-warranty\" rel=\"noopener\" target=\"_blank\"\u003eAstronomy Plus's limited Warranty\u003c\/a\u003e\u003c\/p\u003e","brand":"Astronomy Plus","offers":[{"title":"Default Title","offer_id":48996019011813,"sku":"AST-TA407","price":99.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0652\/6245\/2965\/files\/2_7596d08a-d578-45fb-a3b0-4f0b88139e3c.webp?v=1778346988","url":"https:\/\/astronomyplus.com\/products\/h%ce%b1-oiii-double-narrowband-1-25inch","provider":"Astronomy Plus – Telescopes \u0026 Astrophotography Canada","version":"1.0","type":"link"}