{"product_id":"tele-vue-delite-18-2mm-62-eyepiece","title":"Tele Vue DeLite 18.2mm 62° Eyepiece - 1.25\"","description":"\u003cul class=\"DAV-feature-list\"\u003e\n  \u003cli\u003e18.2mm Focal Length\u003c\/li\u003e\n  \u003cli\u003e62° Apparent Field of View\u003c\/li\u003e\n  \u003cli\u003e1.25\" Barrel Diameter\u003c\/li\u003e\n  \u003cli\u003e20mm Eye Relief\u003c\/li\u003e\n  \u003cli\u003e19.1mm Field Stop\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  \u003cli\u003eIn the Box\u003c\/li\u003e\n  \u003cli\u003eDownloads\u003c\/li\u003e\n  \u003cli\u003eWarranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\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\u003eTele Vue DeLite 18.2mm 62° Eyepiece - 1.25\"\u003c\/h2\u003e\n      \u003cp\u003eThe Tele Vue DeLite 18.2mm is a medium-focal length optic engineered for high-contrast deep-sky and lunar observation, utilizing high-index glass to achieve a flat field from center to edge. It serves as a lightweight, 1.25-inch alternative to larger wide-angle designs, emphasizing internal light scatter suppression and color neutrality. In f\/5 to f\/10 systems, it maintains sharp star images across the entire 62° field, effectively managing field curvature and lateral color without requiring the excessive mass of 2-inch wide-field eyepieces.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"DAV-bg-light\"\u003e\n    \u003cdiv class=\"DAV-section\"\u003e\n      \u003ch3\u003e20mm Eye Relief and Mechanical Integration\u003c\/h3\u003e\n      \u003cp\u003eThe mechanical housing includes a sliding, locking eyeguard that provides 20mm of eye relief, ensuring comfortable use for observers with or without eyeglasses. This consistent eye relief prevents the \"peeping\" effect common in shorter-relief orthoscopic designs, while the locking mechanism allows for repeatable eye placement and shielding from stray light.\u003c\/p\u003e\n      \u003cul\u003e\n        \u003cli\u003e\n\u003cstrong\u003eDioptrx Compatibility:\u003c\/strong\u003e The 18.2mm housing accepts the Tele Vue Dioptrx astigmatism corrector, allowing for sharp on-axis views without the use of spectacles.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cstrong\u003eBinoviewer Utility:\u003c\/strong\u003e A 1.1-inch barrel diameter and 7.6-ounce mass make this focal length suitable for binoviewer pairs, where interpupillary distance and balance are critical constraints.\u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"DAV-bg-light\"\u003e\n    \u003cdiv class=\"DAV-section\"\u003e\n      \u003ch3\u003ePerformance in Refractor and Newtonian Systems\u003c\/h3\u003e\n      \u003cp\u003eIn a 4-inch f\/7 APO refractor, the DeLite 18.2mm yields approximately 39× magnification with a 4.7mm exit pupil, providing sufficient brightness to frame the Orion Nebula (M42) while maintaining pinpoint stars to the field stop. In f\/5 Newtonians, the 62° apparent field limits the visibility of native mirror coma, often producing cleaner edges than 70°+ eyepieces of similar focal length used without a coma corrector.\u003c\/p\u003e\n      \u003cul\u003e\n        \u003cli\u003e\n\u003cstrong\u003e19.1mm Field Stop:\u003c\/strong\u003e This physical aperture maximizes the true field of view in the 1.25-inch format while preventing vignetting in short-focal ratio telescopes.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cstrong\u003eGroup B Parfocality:\u003c\/strong\u003e This eyepiece is parfocal with Tele Vue 1.25\" Plössl, Panoptic, and Nagler models, reducing the focus travel required during eyepiece swaps.\u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"DAV-bg-light\"\u003e\n    \u003cdiv class=\"DAV-section\"\u003e\n      \u003ch3\u003eOperational Comparison\u003c\/h3\u003e\n      \u003cp\u003eThe Tele Vue DeLite 18.2mm offers a distinct trade-off between apparent field width and exit pupil comfort compared to adjacent focal lengths.\u003c\/p\u003e\n      \u003cul\u003e\n        \u003cli\u003e\n\u003cstrong\u003evs. Tele Vue 19mm Panoptic:\u003c\/strong\u003e The DeLite provides significantly longer eye relief (20mm vs 13mm) and tends to show better edge-of-field contrast, though it yields a smaller apparent field (62° vs 68°).\u003c\/li\u003e\n        \u003cli\u003e\n\u003cstrong\u003evs. Tele Vue 17.3mm Delos:\u003c\/strong\u003e The DeLite is approximately 40% lighter and physically smaller, making it easier to manage on small mounts or in binoviewers, despite the narrower field of view.\u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\n\u003cli\u003e\n    \u003cdiv class=\"DAV-accordion\"\u003e\n      \u003ch3 class=\"DAV-accordion-Q\"\u003eIs the Tele Vue DeLite 18.2mm compatible with Dioptrx?\u003c\/h3\u003e\n    \u003c\/div\u003e\n    \u003cdiv class=\"DAV-accordion-A\"\u003e\n      \u003cp\u003eThe Tele Vue DeLite 18.2mm features a removable eyeguard that reveals threads for the Tele Vue Dioptrx corrector, allowing observers with astigmatism to achieve sharp views without wearing eyeglasses.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv class=\"DAV-accordion\"\u003e\n      \u003ch3 class=\"DAV-accordion-Q\"\u003eHow does the Tele Vue DeLite 18.2mm perform in fast f\/5 telescopes?\u003c\/h3\u003e\n    \u003c\/div\u003e\n    \u003cdiv class=\"DAV-accordion-A\"\u003e\n      \u003cp\u003eThe 18.2mm DeLite maintains a sharp, flat field to the edge in f\/5 systems; the 62° field limits the visibility of telescope-induced coma compared to wider 82° designs.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv class=\"DAV-accordion\"\u003e\n      \u003ch3 class=\"DAV-accordion-Q\"\u003eIs the Tele Vue DeLite 18.2mm suitable for binoviewers?\u003c\/h3\u003e\n    \u003c\/div\u003e\n    \u003cdiv class=\"DAV-accordion-A\"\u003e\n      \u003cp\u003eYes, its slim profile and 7.6-ounce weight make the 18.2mm DeLite an ideal choice for binoviewing, providing a comfortable 20mm of eye relief for both eyes.\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv class=\"DAV-accordion\"\u003e\n      \u003ch3 class=\"DAV-accordion-Q\"\u003eHow does the Tele Vue DeLite 18.2mm compare to the 19mm Panoptic?\u003c\/h3\u003e\n    \u003c\/div\u003e\n    \u003cdiv class=\"DAV-accordion-A\"\u003e\n      \u003cp\u003eThe 18.2mm DeLite offers superior eye relief (20mm vs 13mm) and is more comfortable for eyeglass wearers, though it has a slightly smaller apparent field than the 19mm Panoptic.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/li\u003e\n\n\u003cli\u003e\n  \u003ctable class=\"DAV-specifications\"\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n\u003ctd\u003eFocal Length\u003c\/td\u003e\n\u003ctd\u003e18.2 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eApparent Field of View\u003c\/td\u003e\n\u003ctd\u003e62°\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eEye Relief\u003c\/td\u003e\n\u003ctd\u003e20 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eField Stop Diameter\u003c\/td\u003e\n\u003ctd\u003e19.1 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eBarrel Size\u003c\/td\u003e\n\u003ctd\u003e1.25\"\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e7.6 oz (215 g)\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd\u003eParfocal\u003c\/td\u003e\n\u003ctd\u003eGroup B\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/li\u003e\n\n \u003cli\u003e\n    \u003cdiv\u003e\n      \u003cul class=\"DAV-grid\"\u003e\n        \u003cli class=\"DAV-grid-item\"\u003e\n          \u003cimg alt=\"DeLite 18.2mm Eyepiece\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Tele-Vue-Delite-18_2mm-Eyepiece-1.jpg?v=1776303748\" class=\"DAV-img-box\"\u003e\n          \u003cdiv\u003e\n            \u003cp class=\"DAV-item-title\"\u003eDeLite 18.2mm Eyepiece\u003c\/p\u003e\n            \u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n          \u003c\/div\u003e\n        \u003c\/li\u003e\n        \u003cli class=\"DAV-grid-item\"\u003e\n          \u003cimg alt=\"Dust Cap Top\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/TeleVue-2inch-Dustcap.jpg?v=1774403118\" class=\"DAV-img-box\"\u003e\n          \u003cdiv\u003e\n            \u003cp class=\"DAV-item-title\"\u003eDust Cap (Top)\u003c\/p\u003e\n            \u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n          \u003c\/div\u003e\n        \u003c\/li\u003e\n        \u003cli class=\"DAV-grid-item\"\u003e\n          \u003cimg alt=\"1.25-inch Dust Cap\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Tele-Vue-Dust-Cap-1-25inch-Bottom.jpg?v=1776216395\" class=\"DAV-img-box\"\u003e\n          \u003cdiv\u003e\n            \u003cp class=\"DAV-item-title\"\u003eDust Cap (Bottom)\u003c\/p\u003e\n            \u003cp class=\"DAV-item-subtitle\"\u003e× 1\u003c\/p\u003e\n          \u003c\/div\u003e\n        \u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/div\u003e\n  \u003c\/li\u003e\n\n  \u003cli\u003e\n    \u003cdiv\u003e\n      \u003cul class=\"DAV-grid\"\u003e\n        \u003cli class=\"DAV-grid-item\"\u003e\n          \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Tele-Vue-DeLite-Manual.pdf?v=1776216181\" target=\"_blank\"\u003e\n            \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\u003cp class=\"DAV-item-title\"\u003eDownload Manual\u003c\/p\u003e\u003c\/div\u003e\n          \u003c\/a\u003e\n        \u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/div\u003e\n  \u003c\/li\u003e\n\n  \u003cli\u003e\n    \u003cp\u003e\u003ca href=\"https:\/\/davidastro.com\/pages\/televue-warranty-policy\" rel=\"noopener\" target=\"_blank\"\u003eTeleVue 5-Year Limited Warranty for Telescopes and Accessories\u003c\/a\u003e\u003c\/p\u003e\n  \u003c\/li\u003e\n\u003c\/ul\u003e","brand":"TeleVue","offers":[{"title":"Default Title","offer_id":51174966853917,"sku":"TV-EDE-18.2","price":305.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/5280\/1565\/files\/Tele-Vue-Delite-18_2mm-Eyepiece-1.jpg?v=1776303748","url":"https:\/\/davidastro.com\/en-int\/products\/tele-vue-delite-18-2mm-62-eyepiece","provider":"David Astro","version":"1.0","type":"link"}