{"product_id":"touptek-sho-36mm-4nm-fwhm-narrowband-filter-set-sii-ha-oiii-astronomical-filter-for-deepsky-photography","title":"ToupTek SHO  2-inch\/36mm FWHM Narrowband Filter Set SII+Ha+OIII Astronomical Filter for Deepsky Photography","description":"\u003cp\u003e\u003cb\u003eToupTek SHO 2-inch\/36mm FWHM Narrowband Filter Set SII+Ha+OIII Astronomical Filter for Deepsky Photography\u003cbr\u003e\u003cbr\u003eDescription:\u003c\/b\u003e\u003cbr\u003e- Narrowband filters are essential accessories in astrophotography, used to isolate specific wavelength emission lines and enhance target signal-to-noise ratio - particularly suitable for capturing spectacular emission nebulae.\u003cbr\u003e- SHO narrowband filters are precisely tuned to the three primary ionized emission lines of star-forming regions: Hα (656.3nm); SII (671.6nm); OIII (500.7nm)\u003cbr\u003e- By using these filters, you can effectively block urban light pollution and background stray light, significantly enhancing signal contrast and revealing incredible detail - enabling you to achieve Hubble-like palettes (SHO composites) in your astrophotography. \u003cbr\u003e\u003cbr\u003e\u003cb\u003eTechnical Parameters:\u003c\/b\u003e\u003cbr\u003e- Size: \u003cspan style=\"color: rgb(255, 42, 0);\"\u003e\u003cstrong\u003e36mm or  2-inch\u003c\/strong\u003e\u003c\/span\u003e\u003cbr\u003e- Glass thickness: 2mm\u003cbr\u003e- Transmittance: \u0026gt;90%\u003cbr\u003e- Glass material: Quartz Glass\u003cbr\u003e- Frame material: aluminum alloy\u003cbr\u003e- OD value: ≥5.0\u003cbr\u003e\u003cbr\u003e\u003cb\u003ePackage Included:\u003c\/b\u003e\u003cbr\u003e- 1 x SHO Filter Set\u003c\/p\u003e\n\u003cp\u003e\u003cimg style=\"width: 960px;\" src=\"https:\/\/www.comseek.com\/image\/catalog\/101086\/101086-01.jpg\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg style=\"width: 960px;\" src=\"https:\/\/www.comseek.com\/image\/catalog\/101086\/101086-02.jpg\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg style=\"width: 960px;\" src=\"https:\/\/www.comseek.com\/image\/catalog\/101086\/101086-03.jpg\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg style=\"width: 960px;\" src=\"https:\/\/www.comseek.com\/image\/catalog\/101086\/101086-04.jpg\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg style=\"width: 960px;\" src=\"https:\/\/www.comseek.com\/image\/catalog\/101086\/101086-05.jpg\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg style=\"width: 960px;\" src=\"https:\/\/www.comseek.com\/image\/catalog\/101086\/101086-06.jpg\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg style=\"width: 960px;\" src=\"https:\/\/www.comseek.com\/image\/catalog\/101086\/101086-07.jpg\"\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"ToupTek","offers":[{"title":"36mm","offer_id":47406767735020,"sku":"101086","price":398.0,"currency_code":"USD","in_stock":true},{"title":"2-inch 6.5NM","offer_id":47406767767788,"sku":"101083","price":336.0,"currency_code":"USD","in_stock":true},{"title":"2-inch 4NM","offer_id":47406767800556,"sku":"101082","price":605.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0755\/9669\/3740\/files\/1773717456-1.jpg?v=1773995819","url":"https:\/\/teseek.com\/ja\/products\/touptek-sho-36mm-4nm-fwhm-narrowband-filter-set-sii-ha-oiii-astronomical-filter-for-deepsky-photography","provider":"TeSeek Official","version":"1.0","type":"link"}