{"product_id":"kowa-te-17hd-long-eye-relief-eyepiece","title":"Kowa TE-17HD Long Eye Relief Eyepiece","description":"\u003cul class=\"DAV-feature-list\"\u003e\n\u003cli\u003e32mm Long Eye Relief\u003c\/li\u003e\n\u003cli\u003eFixed Magnification: 27x on the TSN-82SV (marked 25x)\u003c\/li\u003e\n\u003cli\u003eFor TSN-82SV, 660M, and 600 Series Scopes\u003c\/li\u003e\n\u003cli\u003eAlso Fits Legacy TSN-1\/2\/3\/4 Scopes\u003c\/li\u003e\n\u003cli\u003eA Favorite for Target Shooting\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- more --\u003e\n\u003cul class=\"tabs\"\u003e\n\u003cli class=\"active\"\u003eDescription\u003c\/li\u003e\n\u003cli\u003eFAQ\u003c\/li\u003e\n\u003cli\u003eSpecifications\u003c\/li\u003e\n\n\u003cli\u003eDownloads\u003c\/li\u003e\n\u003cli\u003eWarranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul class=\"tabs-content\"\u003e\n\u003cli class=\"active\"\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section-center\"\u003e\n\u003ch2\u003eKowa TE-17HD Long Eye Relief Eyepiece\u003c\/h2\u003e\n\u003cp\u003eThe Kowa TE-17HD Long Eye Relief Eyepiece is a fixed magnification eyepiece for Kowa's TSN-82SV, TSN-660M, and TSN-600 series spotting scopes. Its defining feature is 32mm of eye relief. On the TSN-82SV, Kowa's manual gives 27x with a 2.0° real field of view, 35 m at 1,000 m (105 ft at 1,000 yds). kowaoptics.com lists it as a 25x eyepiece weighing 7.3 oz.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003e32mm of Eye Relief\u003c\/h3\u003e\n\u003cp\u003eThe TE-17HD has 32mm of eye relief, the longest of Kowa's three TSN-82SV eyepieces (the TE-14WD has 20mm and the TE-9Z 16.5 to 16mm). Eye relief is the distance behind the eyepiece at which the eye sees the full field. Kowa makes no further eyeglass claim for this eyepiece.\u003c\/p\u003e\n\u003cp\u003eKowa calls the TE-17HD a favorite for target shooting.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eFixed Magnification for TSN-82SV\/660M\/600 Scopes\u003c\/h3\u003e\n\u003cp\u003eKowa's TSN-82SV manual lists, for the TE-17HD on the TSN-82SV:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eMagnification: 27x (LER)\u003c\/li\u003e\n\u003cli\u003eReal field of view: 2.0°\u003c\/li\u003e\n\u003cli\u003eField of view: 35 m at 1,000 m (105 ft at 1,000 yds)\u003c\/li\u003e\n\u003cli\u003eExit pupil: 3.0 mm (relative brightness 9.0)\u003c\/li\u003e\n\u003cli\u003eEye relief: 32 mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe manual explains that the magnification printed on these eyepieces is for TSN-660\/600 series scopes and changes on the TSN-82SV. On the TSN-82SV the eyepiece fits the bayonet eyepiece mount, which lets it be easily attached and removed.\u003c\/p\u003e\n\u003cp\u003eThis eyepiece is also compatible with Kowa's legacy TSN-1, TSN-2, TSN-3, and TSN-4 spotting scopes, according to Kowa.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-bg-light\"\u003e\n\u003cdiv class=\"DAV-section\"\u003e\n\u003ch3\u003eTE-17HD vs. TE-9Z and TE-14WD: Choosing Your Eyepiece\u003c\/h3\u003e\n\u003cp\u003eFor users of the TSN-82SV series, the TE-17HD is one of three specialized eyepieces available. The choice depends on your primary application.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eKowa TE-17HD (This Model):\u003c\/strong\u003e Offers the lowest fixed magnification (27x on the TSN-82SV, marked 25x) and the longest eye relief of the three at 32mm. Kowa calls it a favorite for target shooting.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKowa TE-14WD:\u003c\/strong\u003e The wide angle option: 32x on the TSN-82SV (marked 30x) with a wider 2.2° real field and 20mm eye relief.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKowa TE-9Z:\u003c\/strong\u003e The zoom option: 21-63x on the TSN-82SV (marked 20-60x), with 16.5-16mm eye relief.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWill the Kowa TE-17HD eyepiece work with my TSN-88 PROMINAR scope?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eNo. Kowa lists the TE-17HD for the \u003cstrong\u003eTSN-82SV, TSN-660M, and TSN-600\u003c\/strong\u003e series spotting scopes and legacy TSN-1\/2\/3\/4 scopes. For the TSN-99, TSN-88, TSN-77 and TSN-66, Kowa lists the TE-11WZ II, TE-80XW and TE-20H eyepieces.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhat is the main advantage of the Kowa TE-17HD's 32mm eye relief?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe 32mm of eye relief lets your eye see the full field from farther behind the eyepiece lens than the TE-14WD (20mm) or TE-9Z (16.5-16mm) allow. Kowa makes no specific eyeglass claim for it.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eWhy is the Kowa TE-17HD recommended for target shooting?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eKowa calls the TE-17HD a favorite for target shooting but does not give its reasons. Its defining figures are 32mm of eye relief and a fixed magnification of 27x on the TSN-82SV.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eHow does the Kowa TE-17HD compare to the TE-9Z zoom eyepiece?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eThe TE-17HD has a fixed magnification (27x on the TSN-82SV) and \u003cstrong\u003e32mm of eye relief\u003c\/strong\u003e. The TE-9Z provides a \u003cstrong\u003ezoom range\u003c\/strong\u003e of 21-63x on the TSN-82SV (marked 20-60x) with 16.5-16mm of eye relief.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eIs the magnification of the Kowa TE-17HD always 25x?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eNo. Kowa's TSN-82SV manual explains that the magnification printed on these eyepieces is for \u003cstrong\u003eTSN-660\/600\u003c\/strong\u003e series scopes and changes on the TSN-82SV: the TE-17HD, listed as 25x, gives 27x on the TSN-82SV.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion\"\u003e\n\u003ch3 class=\"DAV-accordion-Q\"\u003eDoes the Kowa TE-17HD have a wide field of view?\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"DAV-accordion-A\"\u003e\n\u003cp\u003eOn the TSN-82SV, Kowa's manual lists a 2.0° real field of view for the TE-17HD (35 m at 1,000 m, 105 ft at 1,000 yds). The \u003cstrong\u003eKowa TE-14WD Wide Angle Eyepiece\u003c\/strong\u003e gives a wider 2.2° field at 32x on the same scope.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ctable class=\"DAV-specifications\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eUPC\u003c\/td\u003e\n\u003ctd\u003e879110001067\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eType\u003c\/td\u003e\n\u003ctd\u003eLong eye relief fixed eyepiece\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible with\u003c\/td\u003e\n\u003ctd\u003eKowa TSN-82SV, TSN-660M and TSN-600 series spotting scopes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMagnification on TSN-82SV\u003c\/td\u003e\n\u003ctd\u003e27x\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eReal field of view on TSN-82SV\u003c\/td\u003e\n\u003ctd\u003e2.0°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eField of view at 1,000 yd on TSN-82SV\u003c\/td\u003e\n\u003ctd\u003e105 ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExit pupil on TSN-82SV\u003c\/td\u003e\n\u003ctd\u003e3.0 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEye relief\u003c\/td\u003e\n\u003ctd\u003e32 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMarked magnification (TSN-660\/600)\u003c\/td\u003e\n\u003ctd\u003e25x\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003eKowa Limited Lifetime Warranty to the original owner (authorized North American retailer)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/li\u003e\n\n\u003cli\u003e\n\u003cul class=\"DAV-grid\"\u003e\n\u003cli class=\"DAV-grid-item\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/kowa-tsn-82sv-spotting-scope-manual.pdf\" target=\"_blank\"\u003e\u003csvg class=\"DAV-img-box\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"\u003e\u003cpath d=\"M0 64C0 28.7 28.7 0 64 0L224 0l0 128c0 17.7 14.3 32 32 32l128 0 0 144-208 0c-35.3 0-64 28.7-64 64l0 144-48 0c-35.3 0-64-28.7-64-64L0 64zm384 64l-128 0L256 0 384 128zM176 352l32 0c30.9 0 56 25.1 56 56s-25.1 56-56 56l-16 0 0 32c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-48 0-80c0-8.8 7.2-16 16-16zm32 80c13.3 0 24-10.7 24-24s-10.7-24-24-24l-16 0 0 48 16 0zm96-80l32 0c26.5 0 48 21.5 48 48l0 64c0 26.5-21.5 48-48 48l-32 0c-8.8 0-16-7.2-16-16l0-128c0-8.8 7.2-16 16-16zm32 128c8.8 0 16-7.2 16-16l0-64c0-8.8-7.2-16-16-16l-16 0 0 96 16 0zm80-112c0-8.8 7.2-16 16-16l48 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 32 32 0c8.8 0 16 7.2 16 16s-7.2 16-16 16l-32 0 0 48c0 8.8-7.2 16-16 16s-16-7.2-16-16l0-64 0-64z\" fill=\"#0047a7\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\n\u003cdiv\u003e\n\u003cp class=\"DAV-item-title\"\u003eDownload Manual\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/davidastro.com\/pages\/kowa-warranty-policy\" rel=\"noopener\" target=\"_blank\"\u003eKowa Limited Lifetime Warranty\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Kowa","offers":[{"title":"Default Title","offer_id":67954390106397,"sku":"KOW-TE-17HD","price":419.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/kowa-te-17hd-long-eye-relief-eyepiece-1_8869c451-406e-40e1-af3b-8a36c94967c6.jpg?v=1793723907","url":"https:\/\/davidastro.com\/products\/kowa-te-17hd-long-eye-relief-eyepiece","provider":"David Astro","version":"1.0","type":"link"}