{"product_id":"optec-lepus-hd-c925-edgehd-19410","title":"Optec Lepus HD - C9.25 EdgeHD (19410)","description":"\u003ch2\u003eOptec Lepus HD - C9.25 EdgeHD\u003c\/h2\u003e\n\u003cp\u003eThe Celestron C9.25 EdgeHD OTA is unique among Celestron's EdgeHD models with a slightly slower primary mirror compared to the other SCT telescopes produced.  Like the other EdgeHD models, a full aperture corrector plate and 3-element corrector  lens group in the baffle tube make the C9.25HD is a fully aplanatic SCT design.  The C9.25HD features an optimized back-focus of 146mm and native focal ratio of about f\/9.9.  The field is flat with an image circle approximately 42mm in diameter. \u003c\/p\u003e\n\u003cp\u003eAttaching the Lepus-HD C9.25 Edition telecompressor to the back of the OTA will yield an approximate f\/6.4 light cone at the recommended on-axis back-focus distance of 96mm. The effective field of view is reduced to 28mm with some light loss beyond about 24mm which is correctable with good flat-fielding techniques.  Because the C9.25HD corrector lens group is mounted very close to the end of the baffle tube at the exit port, the Lepus-HD C9.25 Edition includes a 5mm thick aluminum spacer to ensure the corrector lenses and telecompressor lens do not make physical contact. \u003c\/p\u003e\n\u003ch3 data-mce-fragment=\"1\"\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ch4 data-mce-fragment=\"1\" data-mce-style=\"box-sizing: border-box; margin: 0px 0px 10px; color: #000000; font-family: 'Open Sans'; font-weight: 600; line-height: normal; font-size: 18px; text-align: left; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; letter-spacing: normal; orphans: 2; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: #ffffff; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;\"\u003eTelescope-Side Compatibility:\u003c\/h4\u003e\n\u003cul data-mce-fragment=\"1\" data-mce-style=\"box-sizing: border-box; margin: 0px 0px 20px; padding: 0px; list-style: inside disc; text-align: left; color: #000000; font-family: 'Open Sans'; font-size: 14px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: #ffffff; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;\"\u003e\n\u003cli data-mce-fragment=\"1\" data-mce-style=\"box-sizing: border-box; margin: 0px;\"\u003eCelestron EdgeHD C9.25 large thread.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4 data-mce-fragment=\"1\" data-mce-style=\"box-sizing: border-box; margin: 0px 0px 10px; color: #000000; font-family: 'Open Sans'; font-weight: 600; line-height: normal; font-size: 18px; text-align: left; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; letter-spacing: normal; orphans: 2; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: #ffffff; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;\"\u003eCamera-Side Compatibility:\u003c\/h4\u003e\n\u003cul data-mce-fragment=\"1\" data-mce-style=\"box-sizing: border-box; margin: 0px 0px 20px; padding: 0px; list-style: inside disc; text-align: left; color: #000000; font-family: 'Open Sans'; font-size: 14px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: #ffffff; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;\"\u003e\n\u003cli data-mce-fragment=\"1\" data-mce-style=\"box-sizing: border-box; margin: 0px;\"\u003eLepus camera-specific mount.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cbr\u003e\n\u003ch3 data-mce-fragment=\"1\"\u003eIn the Box\u003cbr data-mce-fragment=\"1\"\u003e\n\u003c\/h3\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cspan\u003e\u003c\/span\u003eOptec Lepus HD - C9.25 EdgeHD\u003cbr\u003e\u003c\/p\u003e\n\u003ch3 data-mce-fragment=\"1\"\u003eManual \u0026amp; Warranty\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eOptec 1-Year Warranty\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eLepus HD - C9.25 Edition Diagram\u003c\/p\u003e","brand":"Optec","offers":[{"title":"Default Title","offer_id":62250002678130,"sku":"xbs1787937389781","price":220.86,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0912\/8037\/6178\/files\/optec-lepus-hd---c925-edgehd-19410_1.webp?v=1787937400","url":"https:\/\/www.softlycurated.shop\/products\/optec-lepus-hd-c925-edgehd-19410","provider":"My Store","version":"1.0","type":"link"}