{"product_id":"antlia-sho-3nm-narrowband-pro-highspeed-filters","title":"Antlia SHO 3nm Narrowband PRO Highspeed Filters","description":"\u003ch1\u003eAntlia SHO 3nm Narrowband PRO Highspeed Filters\u003c\/h1\u003e\n\u003cp\u003eAntlia's SHO 3nm Pro Highspeed Filters are further optimized for high-speed imaging systems by pre-shifting the center wavelength. This specially-optimized version will provide significantly SNR(Signal to Noise Ratio) for the fast telescopes with focal ratio between f\/2.6 and f\/3.6 than the standard 3nm Pro version.\u003cbr\u003e\u003cbr\u003eThe optical light path of a telescope is cone-shaped, which creates an angle, and the center wavelength of the interference filter will shift toward shorter (blue) wavelengths as the angle of incidence((AOI) increases; the greater the angle， the greater the shift. The amount of beam deviation depends on the refractive index and the thickness of the substrate. The blue shift data by the simulation indicates that at a focal ratio of f\/2.6, the angle of incidence of the light cone is 10°and its bandwidth shift 2.2nm to shorter wavelengths. Therefore, the Highspeed 3nm Pro narrowband filters are designed to be pre-shifted by 1.2nm towards the longer (red) end in order to compensate for the Blueshift and ensure high signal acquisition by telescopes with fast focal ratios.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3 data-mce-fragment=\"1\"\u003eTechnical Specifications \u003cbr\u003e\n\u003c\/h3\u003e\n\u003ctable data-mce-fragment=\"1\" style=\"text-size-adjust: 100%; clear: both; border-collapse: collapse; word-break: break-all; color: #666666; font-family: 微软雅黑; font-size: 14px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: left; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; background-color: #ffffff; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;\" width=\"667\" cellspacing=\"0\" border=\"0\"\u003e\n\u003ctbody data-mce-fragment=\"1\" style=\"text-size-adjust: 100%;\"\u003e\n\u003ctr data-mce-fragment=\"1\" style=\"text-size-adjust: 100%;\"\u003e\n\u003ctd data-mce-fragment=\"1\" style=\"text-size-adjust: 100%; padding: 1px; border: 1px solid #a7a7a7;\" valign=\"center\" width=\"216\"\u003e\u003cbr data-mce-fragment=\"1\" style=\"text-size-adjust: 100%;\"\u003e\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\" style=\"text-size-adjust: 100%; padding: 1px; border-left: none; border-right: 1px solid #a7a7a7; border-top: 1px solid #a7a7a7; border-bottom: 1px solid #a7a7a7;\" valign=\"center\" width=\"151\"\u003e\n\u003cp data-mce-fragment=\"1\" style=\"text-size-adjust: 100%; margin: 0px; text-align: center;\"\u003e\u003cspan data-mce-fragment=\"1\" style=\"text-size-adjust: 100%; font-family: Arial; color: #000000; font-size: 13px;\"\u003eHydrogen-alpha\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\" style=\"text-size-adjust: 100%; padding: 1px; border-left: none; border-right: 1px solid #a7a7a7; border-top: 1px solid #a7a7a7; border-bottom: 1px solid #a7a7a7;\" valign=\"center\" width=\"150\"\u003e\n\u003cp data-mce-fragment=\"1\" style=\"text-size-adjust: 100%; margin: 0px; text-align: center;\"\u003e\u003cspan data-mce-fragment=\"1\" style=\"text-size-adjust: 100%; font-family: Arial; color: #000000; font-size: 13px;\"\u003eOxygen III\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\" style=\"text-size-adjust: 100%; padding: 1px; border-left: none; border-right: 1px solid #a7a7a7; border-top: 1px solid #a7a7a7; border-bottom: 1px solid #a7a7a7;\" valign=\"center\" width=\"150\"\u003e\n\u003cp data-mce-fragment=\"1\" style=\"text-size-adjust: 100%; margin: 0px; text-align: center;\"\u003e\u003cspan data-mce-fragment=\"1\" style=\"text-size-adjust: 100%; font-family: Arial; color: #000000; font-size: 13px;\"\u003eSulfur-II\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-mce-fragment=\"1\" style=\"text-size-adjust: 100%;\"\u003e\n\u003ctd data-mce-fragment=\"1\" style=\"text-size-adjust: 100%; padding: 1px; border-left: 1px solid #a7a7a7; border-right: 1px solid #a7a7a7; border-top: none; border-bottom: 1px solid #a7a7a7;\" valign=\"center\" width=\"216\"\u003e\n\u003cp data-mce-fragment=\"1\" style=\"text-size-adjust: 100%; margin: 0px;\"\u003e\u003cspan data-mce-fragment=\"1\" style=\"text-size-adjust: 100%; font-family: Arial; color: #000000; font-size: 13px;\"\u003eFWHM\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\" style=\"text-size-adjust: 100%; padding: 1px; border-left: none; border-right: 1px solid #a7a7a7; border-top: none; border-bottom: 1px solid #a7a7a7;\" valign=\"center\" width=\"151\"\u003e\n\u003cp data-mce-fragment=\"1\" style=\"text-size-adjust: 100%; margin: 0px; text-align: center;\"\u003e\u003cspan data-mce-fragment=\"1\" style=\"text-size-adjust: 100%; font-family: Arial; color: #000000; font-size: 13px;\"\u003e3nm\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\" style=\"text-size-adjust: 100%; padding: 1px; border-left: none; border-right: 1px solid #a7a7a7; border-top: none; border-bottom: 1px solid #a7a7a7;\" valign=\"center\" width=\"150\"\u003e\n\u003cp data-mce-fragment=\"1\" style=\"text-size-adjust: 100%; margin: 0px; text-align: center;\"\u003e\u003cspan data-mce-fragment=\"1\" style=\"text-size-adjust: 100%; font-family: Arial; color: #000000; font-size: 13px;\"\u003e3nm\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\" style=\"text-size-adjust: 100%; padding: 1px; border-left: none; border-right: 1px solid #a7a7a7; border-top: none; border-bottom: 1px solid #a7a7a7;\" valign=\"center\" width=\"150\"\u003e\n\u003cp data-mce-fragment=\"1\" style=\"text-size-adjust: 100%; margin: 0px; text-align: center;\"\u003e\u003cspan data-mce-fragment=\"1\" style=\"text-size-adjust: 100%; font-family: Arial; color: #000000; font-size: 13px;\"\u003e3nm\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-mce-fragment=\"1\" style=\"text-size-adjust: 100%;\"\u003e\n\u003ctd data-mce-fragment=\"1\" style=\"text-size-adjust: 100%; padding: 1px; border-left: 1px solid #a7a7a7; border-right: 1px solid #a7a7a7; border-top: none; border-bottom: 1px solid #a7a7a7;\" valign=\"center\" width=\"216\"\u003e\n\u003cp data-mce-fragment=\"1\" style=\"text-size-adjust: 100%; margin: 0px;\"\u003e\u003cspan data-mce-fragment=\"1\" style=\"text-size-adjust: 100%; font-family: Arial; color: #000000; font-size: 13px;\"\u003eCWL (Central Wavelength)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\" style=\"text-size-adjust: 100%; padding: 1px; border-left: none; border-right: 1px solid #a7a7a7; border-top: none; border-bottom: 1px solid #a7a7a7;\" valign=\"center\" width=\"151\"\u003e\n\u003cp data-mce-fragment=\"1\" style=\"text-size-adjust: 100%; margin: 0px; text-align: center;\"\u003e\u003cspan data-mce-fragment=\"1\" style=\"text-size-adjust: 100%; font-family: Arial; color: #0000ff; font-size: 13px;\"\u003e65\u003c\/span\u003e\u003cspan data-mce-fragment=\"1\" style=\"text-size-adjust: 100%; font-family: Arial; color: #0000ff; font-size: 13px;\"\u003e7\u003c\/span\u003e\u003cspan data-mce-fragment=\"1\" style=\"text-size-adjust: 100%; font-family: Arial; color: #0000ff; font-size: 13px;\"\u003e.5nm\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\" style=\"text-size-adjust: 100%; padding: 1px; border-left: none; border-right: 1px solid #a7a7a7; border-top: none; border-bottom: 1px solid #a7a7a7;\" valign=\"center\" width=\"150\"\u003e\n\u003cp data-mce-fragment=\"1\" style=\"text-size-adjust: 100%; margin: 0px; text-align: center;\"\u003e\u003cspan data-mce-fragment=\"1\" style=\"text-size-adjust: 100%; font-family: Arial; color: #0000ff; font-size: 13px;\"\u003e50\u003c\/span\u003e\u003cspan data-mce-fragment=\"1\" style=\"text-size-adjust: 100%; font-family: Arial; color: #0000ff; font-size: 13px;\"\u003e1.9\u003c\/span\u003e\u003cspan data-mce-fragment=\"1\" style=\"text-size-adjust: 100%; font-family: Arial; color: #0000ff; font-size: 13px;\"\u003enm\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\" style=\"text-size-adjust: 100%; padding: 1px; border-left: none; border-right: 1px solid #a7a7a7; border-top: none; border-bottom: 1px solid #a7a7a7;\" valign=\"center\" width=\"150\"\u003e\n\u003cp data-mce-fragment=\"1\" style=\"text-size-adjust: 100%; margin: 0px; text-align: center;\"\u003e\u003cspan data-mce-fragment=\"1\" style=\"text-size-adjust: 100%; font-family: Arial; color: #0000ff; font-size: 13px;\"\u003e673.6nm\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-mce-fragment=\"1\" style=\"text-size-adjust: 100%;\"\u003e\n\u003ctd data-mce-fragment=\"1\" style=\"text-size-adjust: 100%; padding: 1px; border-left: 1px solid #a7a7a7; border-right: 1px solid #a7a7a7; border-top: none; border-bottom: 1px solid #a7a7a7;\" valign=\"center\" width=\"216\"\u003e\n\u003cp data-mce-fragment=\"1\" style=\"text-size-adjust: 100%; margin: 0px;\"\u003e\u003cspan data-mce-fragment=\"1\" style=\"text-size-adjust: 100%; font-family: Arial; color: #000000; font-size: 13px;\"\u003ePeak Transmission\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\" style=\"text-size-adjust: 100%; padding: 1px; border-left: none; border-right: 1px solid #a7a7a7; border-top: none; border-bottom: 1px solid #a7a7a7;\" valign=\"center\" width=\"151\"\u003e\n\u003cp data-mce-fragment=\"1\" style=\"text-size-adjust: 100%; margin: 0px; text-align: center;\"\u003e\u003cspan data-mce-fragment=\"1\" style=\"text-size-adjust: 100%; font-family: Arial; color: #0000ff; font-size: 13px;\"\u003e90%\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\" style=\"text-size-adjust: 100%; padding: 1px; border-left: none; border-right: 1px solid #a7a7a7; border-top: none; border-bottom: 1px solid #a7a7a7;\" valign=\"center\" width=\"150\"\u003e\n\u003cp data-mce-fragment=\"1\" style=\"text-size-adjust: 100%; margin: 0px; text-align: center;\"\u003e\u003cspan data-mce-fragment=\"1\" style=\"text-size-adjust: 100%; font-family: Arial; color: #0000ff; font-size: 13px;\"\u003e90%\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\" style=\"text-size-adjust: 100%; padding: 1px; border-left: none; border-right: 1px solid #a7a7a7; border-top: none; border-bottom: 1px solid #a7a7a7;\" valign=\"center\" width=\"150\"\u003e\n\u003cp data-mce-fragment=\"1\" style=\"text-size-adjust: 100%; margin: 0px; text-align: center;\"\u003e\u003cspan data-mce-fragment=\"1\" style=\"text-size-adjust: 100%; font-family: Arial; color: #0000ff; font-size: 13px;\"\u003e90%\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-mce-fragment=\"1\" style=\"text-size-adjust: 100%;\"\u003e\n\u003ctd data-mce-fragment=\"1\" style=\"text-size-adjust: 100%; padding: 1px; border-left: 1px solid #a7a7a7; border-right: 1px solid #a7a7a7; border-top: none; border-bottom: 1px solid #a7a7a7;\" valign=\"center\" width=\"216\"\u003e\n\u003cp data-mce-fragment=\"1\" style=\"text-size-adjust: 100%; margin: 0px;\"\u003e\u003cspan data-mce-fragment=\"1\" style=\"text-size-adjust: 100%; font-family: Arial; color: #000000; font-size: 13px;\"\u003eBlocking\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\" style=\"text-size-adjust: 100%; padding: 1px; border-left: none; border-right: 1px solid #a7a7a7; border-top: none; border-bottom: 1px solid #a7a7a7;\" colspan=\"3\" valign=\"center\" width=\"451\"\u003e\n\u003cp data-mce-fragment=\"1\" style=\"text-size-adjust: 100%; margin: 0px; text-align: center;\"\u003e\u003cspan data-mce-fragment=\"1\" style=\"text-size-adjust: 100%; font-family: Arial; color: #000000; font-size: 13px;\"\u003e≥OD5 @ 300-1000nm\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-mce-fragment=\"1\" style=\"text-size-adjust: 100%;\"\u003e\n\u003ctd data-mce-fragment=\"1\" style=\"text-size-adjust: 100%; padding: 1px; border-left: 1px solid #a7a7a7; border-right: 1px solid #a7a7a7; border-top: none; border-bottom: 1px solid #a7a7a7;\" valign=\"center\" width=\"216\"\u003e\n\u003cp data-mce-fragment=\"1\" style=\"text-size-adjust: 100%; margin: 0px;\"\u003e\u003cspan data-mce-fragment=\"1\" style=\"text-size-adjust: 100%; font-family: Arial; color: #000000; font-size: 13px;\"\u003eFilter Thickness\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd data-mce-fragment=\"1\" style=\"text-size-adjust: 100%; padding: 1px; border-left: none; border-right: 1px solid #a7a7a7; border-top: none; border-bottom: 1px solid #a7a7a7;\" colspan=\"3\" valign=\"center\" width=\"451\"\u003e\n\u003cp data-mce-fragment=\"1\" style=\"text-size-adjust: 100%; margin: 0px; text-align: center;\"\u003e\u003cspan data-mce-fragment=\"1\" style=\"text-size-adjust: 100%; font-family: Arial; color: #000000; font-size: 13px;\"\u003e2mm+\/-0.05mm\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\" style=\"text-size-adjust: 100%; margin: 0px 0px 1px; line-height: 21px;\"\u003e\u003cspan data-mce-fragment=\"1\" style=\"text-size-adjust: 100%; font-size: 13px;\"\u003e\u003cspan data-mce-fragment=\"1\" style=\"text-size-adjust: 100%; font-family: Arial;\"\u003e2mm+\/-0.05mm for 1.25\u003c\/span\u003e\u003cspan data-mce-fragment=\"1\" style=\"text-size-adjust: 100%; font-family: 微软雅黑;\"\u003e”\u003c\/span\u003e\u003cspan data-mce-fragment=\"1\" style=\"text-size-adjust: 100%; font-family: Arial;\"\u003e, 2\u003c\/span\u003e\u003cspan data-mce-fragment=\"1\" style=\"text-size-adjust: 100%; font-family: 微软雅黑;\"\u003e”\u003cspan data-mce-fragment=\"1\"\u003e \u003c\/span\u003e\u003c\/span\u003e\u003cspan data-mce-fragment=\"1\" style=\"text-size-adjust: 100%; font-family: Arial;\"\u003emounted, Dia31mm and Dia36mm unmounted\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\" style=\"text-size-adjust: 100%; margin: 0px 0px 1px; line-height: 21px;\"\u003e\u003cspan data-mce-fragment=\"1\" style=\"text-size-adjust: 100%; font-size: 13px; font-family: Arial;\"\u003e3mm+\/-0.05mm for Dia50mm and square 50x50mm unmounted\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3 data-mce-fragment=\"1\"\u003e\u003cbr\u003e\u003c\/h3\u003e\n\u003ch3 data-mce-fragment=\"1\"\u003eIn the Box\u003c\/h3\u003e\n\u003cp\u003eAntlia SHO 3nm Narrowband PRO Highspeed Filters:\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e36mm\u003c\/li\u003e\n\u003cli\u003e2\"\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv data-mce-fragment=\"1\" class=\"value\"\u003e\n\u003ch3 data-mce-fragment=\"1\"\u003eWarranty \u0026amp; Manuals\u003c\/h3\u003e\n\u003cp data-mce-fragment=\"1\"\u003eAntlia 3-Years Warranty against Delamination\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Antlia","offers":[{"title":"1.25\" \/ SHO Set","offer_id":52184005443813,"sku":"qiw1787937535872","price":543.73,"currency_code":"USD","in_stock":true},{"title":"1.25\" \/ H-Alpha","offer_id":52184005476581,"sku":"mcv1787937535873","price":216.94,"currency_code":"USD","in_stock":true},{"title":"1.25\" \/ OIII","offer_id":52184005509349,"sku":"jsm1787937535874","price":173.0,"currency_code":"USD","in_stock":true},{"title":"1.25\" \/ Sulfur II","offer_id":52184005542117,"sku":"weu1787937535875","price":192.23,"currency_code":"USD","in_stock":true},{"title":"31mm \/ SHO Set","offer_id":52184005574885,"sku":"arj1787937535876","price":647.3,"currency_code":"USD","in_stock":true},{"title":"31mm \/ H-Alpha","offer_id":52184005607653,"sku":"ewt1787937535877","price":227.59,"currency_code":"USD","in_stock":true},{"title":"31mm \/ OIII","offer_id":52184005640421,"sku":"anx1787937535878","price":189.16,"currency_code":"USD","in_stock":true},{"title":"31mm \/ Sulfur II","offer_id":52184005673189,"sku":"ebm1787937535879","price":236.46,"currency_code":"USD","in_stock":true},{"title":"36mm \/ SHO Set","offer_id":52184005705957,"sku":"swc1787937535880","price":799.56,"currency_code":"USD","in_stock":true},{"title":"36mm \/ H-Alpha","offer_id":52184005738725,"sku":"ajr1787937535881","price":239.87,"currency_code":"USD","in_stock":true},{"title":"36mm \/ OIII","offer_id":52184005771493,"sku":"fcz1787937535882","price":209.88,"currency_code":"USD","in_stock":true},{"title":"36mm \/ Sulfur II","offer_id":52184005804261,"sku":"nle1787937535883","price":219.88,"currency_code":"USD","in_stock":true},{"title":"2\" \/ SHO Set","offer_id":52184005837029,"sku":"fvc1787937535884","price":852.81,"currency_code":"USD","in_stock":true},{"title":"2\" \/ H-Alpha","offer_id":52184005869797,"sku":"gdk1787937535885","price":340.26,"currency_code":"USD","in_stock":true},{"title":"2\" \/ OIII","offer_id":52184005902565,"sku":"gpi1787937535886","price":284.27,"currency_code":"USD","in_stock":true},{"title":"2\" \/ Sulfur II","offer_id":52184005935333,"sku":"jhj1787937535887","price":340.26,"currency_code":"USD","in_stock":true},{"title":"50mm \/ SHO Set","offer_id":52184005968101,"sku":"eic1787937535888","price":1204.46,"currency_code":"USD","in_stock":true},{"title":"50mm \/ H-Alpha","offer_id":52184006000869,"sku":"ect1787937535889","price":375.07,"currency_code":"USD","in_stock":true},{"title":"50mm \/ OIII","offer_id":52184006033637,"sku":"ngd1787937535890","price":380.35,"currency_code":"USD","in_stock":true},{"title":"50mm \/ Sulfur II","offer_id":52184006066405,"sku":"xad1787937535891","price":401.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0748\/4561\/8405\/files\/antlia-sho-3nm-narrowband-pro-highspeed-filters_1.webp?v=1787937546","url":"https:\/\/perovia.shop\/products\/antlia-sho-3nm-narrowband-pro-highspeed-filters","provider":"My Store","version":"1.0","type":"link"}