{"product_id":"atik-narrowband-filter-set","title":"Atik Narrowband Filter Set","description":"\u003cp\u003eThe SHO narrow band filter set is compatible with our filter wheels and allows astrophotographers to capture deep-sky objects in spectacular narrow band. This filter set is commonly used to image objects in the Hubble pallet.\u003c\/p\u003e\r\n\u003cp\u003e\u003cbr\u003eBandwidth:\u003c\/p\u003e\r\n\u003cp\u003e \u003c\/p\u003e\r\n\u003cul\u003e\r\n\u003cul\u003e\r\n\u003cli\u003eSII 7nm\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\u003c\/ul\u003e\r\n\u003cp\u003e \u003c\/p\u003e\r\n\u003cul\u003e\r\n\u003cul\u003e\r\n\u003cli\u003eHa 7nm\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\u003c\/ul\u003e\r\n\u003cp\u003e \u003c\/p\u003e\r\n\u003cul\u003e\r\n\u003cul\u003e\r\n\u003cli\u003eOIII 7nm\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\u003c\/ul\u003e\r\n\u003cp\u003e \u003c\/p\u003e\r\n\u003cp\u003e\u003cbr\u003ePeak Transmission: minimum 80%\u003cbr\u003e\u003cbr\u003eCWL (centre of wavelength):\u003c\/p\u003e\r\n\u003cp\u003e \u003c\/p\u003e\r\n\u003cul\u003e\r\n\u003cul\u003e\r\n\u003cli\u003eHa 656.3nm\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\u003c\/ul\u003e\r\n\u003cp\u003e \u003c\/p\u003e\r\n\u003cul\u003e\r\n\u003cul\u003e\r\n\u003cli\u003eSII 671.6nm\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\u003c\/ul\u003e\r\n\u003cp\u003e \u003c\/p\u003e\r\n\u003cul\u003e\r\n\u003cul\u003e\r\n\u003cli\u003eOIII 500.7nm\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\u003c\/ul\u003e\r\n\u003cp\u003e \u003c\/p\u003e\r\n\u003cp\u003e\u003cbr\u003eSize: 1.25” mounted, 36mm unmounted or 2” mounted\u003cbr\u003e\u003cbr\u003eTransmitted Wavefront RMS: λ\/4\u003cbr\u003e\u003cbr\u003eParallelism(arcsec): 30s\u003c\/p\u003e\r\n\u003cp\u003e \u003c\/p\u003e\r\n\u003ch2 class=\"section-heading\"\u003eTechnical Specification\u003c\/h2\u003e\r\n\u003ctable class=\"alignleft\" border=\"0\"\u003e\r\n\u003ctbody\u003e\r\n\u003ctr\u003e\r\n\u003ctd\u003eFilter\u003c\/td\u003e\r\n\u003ctd\u003ePeak Transmission\u003c\/td\u003e\r\n\u003ctd\u003eHalf Width\u003c\/td\u003e\r\n\u003ctd\u003eTransmission in Band\u003c\/td\u003e\r\n\u003ctd\u003eTransmission out of Band\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd\u003eHydrogen Alpha\u003c\/td\u003e\r\n\u003ctd\u003e656.3nm\u003c\/td\u003e\r\n\u003ctd\u003e7nm\u003c\/td\u003e\r\n\u003ctd\u003e\u0026gt;80%\u003c\/td\u003e\r\n\u003ctd\u003eMaximum＜0.3% Average 0.1%\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd\u003eOxygen III\u003c\/td\u003e\r\n\u003ctd\u003e500.7nm\u003c\/td\u003e\r\n\u003ctd\u003e7nm\u003c\/td\u003e\r\n\u003ctd\u003e\u0026gt;80%\u003c\/td\u003e\r\n\u003ctd\u003eMaximum＜0.3% Average 0.1%\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003ctr\u003e\r\n\u003ctd\u003eSulphur II\u003c\/td\u003e\r\n\u003ctd\u003e671.6nm\u003c\/td\u003e\r\n\u003ctd\u003e7nm\u003c\/td\u003e\r\n\u003ctd\u003e\u0026gt;80%\u003c\/td\u003e\r\n\u003ctd\u003eMaximum＜0.3% Average 0.1%\u003c\/td\u003e\r\n\u003c\/tr\u003e\r\n\u003c\/tbody\u003e\r\n\u003c\/table\u003e\r\n\u003cp\u003e \u003c\/p\u003e\r\n\u003ch2 class=\"section-heading\"\u003eWhat's in the box?\u003c\/h2\u003e\r\n\u003cp\u003eThree Narrowband Filters\u003c\/p\u003e\r\n\u003cul\u003e\r\n\u003cli\u003eSulphur - SII 7nm\u003c\/li\u003e\r\n\u003cli\u003eHydrogen-Alpha - Ha 7nm\u003c\/li\u003e\r\n\u003cli\u003eOxygen - OIII 7nm\u003c\/li\u003e\r\n\u003c\/ul\u003e\r\n\u003cp\u003e \u003c\/p\u003e\r\n\u003cp\u003e\u003ca href=\"https:\/\/www.atik-cameras.com\/wp-content\/uploads\/2018\/09\/Wavlength-printout_Ha.pdf\" target=\"_blank\" rel=\"noopener\"\u003eWavlength printout_Ha\u003c\/a\u003e\u003c\/p\u003e\r\n\u003cp\u003e\u003ca href=\"https:\/\/www.atik-cameras.com\/wp-content\/uploads\/2018\/09\/Wavlength-printout_OIII.pdf\" target=\"_blank\" rel=\"noopener\"\u003eWavlength printout_OIII\u003c\/a\u003e\u003c\/p\u003e\r\n\u003cp\u003e\u003ca href=\"https:\/\/www.atik-cameras.com\/wp-content\/uploads\/2018\/09\/Wavlength-printout_SII.pdf\" target=\"_blank\" rel=\"noopener\"\u003eWavlength printout_SII\u003c\/a\u003e\u003c\/p\u003e","brand":"Atik","offers":[{"title":"Size : 36 mm","offer_id":46718146117804,"sku":"ATK0177P","price":645.0,"currency_code":"USD","in_stock":false},{"title":"Size : 2 inch","offer_id":46718146150572,"sku":"ATK0175P","price":645.0,"currency_code":"USD","in_stock":false},{"title":"Size : 1.25 inch","offer_id":46718146183340,"sku":"ATK0176","price":645.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0602\/8073\/3868\/files\/4d54caa5-f6d1-49f6-a604-b2c1616fbcc2.webp?v=1783110744","url":"https:\/\/landseaskyco.com\/products\/atik-narrowband-filter-set","provider":"Land Sea \u0026 Sky","version":"1.0","type":"link"}