{"product_id":"celestron-ultima-edge-eyepiece-1-25-15mm","title":"Celestron Ultima Edge 1.25\" 15mm Eyepiece","description":"\u003ch2\u003e\u003cstrong\u003eCelestron Ultima Edge 15mm Eyepiece\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eFlat-Field | 65° Wide Angle | 8-Element Optics | 1.25\" Barrel | Parfocal Series\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eTake your planetary and lunar viewing to the next level with the \u003cstrong\u003eUltima Edge 15mm Eyepiece\u003c\/strong\u003e. Engineered for exceptional sharpness across the entire field of view, this flat-field eyepiece offers high magnification without compromising clarity—ideal for close-up views of craters, cloud belts, and star clusters.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eHigh-Performance Optics for Precision Viewing\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e8-Element Lens Design\u003c\/strong\u003e\u003cbr\u003eProvides superior correction across the entire field, minimising distortion and chromatic aberration while delivering crisp, high-contrast images.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eFully Multi-Coated Glass\u003c\/strong\u003e\u003cbr\u003eAll air-to-glass surfaces are fully multi-coated for maximum light transmission and colour fidelity, ensuring brighter and more detailed observations.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e65° Apparent Field of View\u003c\/strong\u003e\u003cbr\u003eA generous wide-angle view that’s immersive yet focused—perfect for detailed planetary and lunar observing with added context around the subject.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eRefined Construction, Thoughtful Features\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePremium Aluminium Body\u003c\/strong\u003e\u003cbr\u003eThe eyepiece housing is CNC-machined from high-grade aluminium with a sleek, black anodised finish for durability and a professional look.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e1.25” Threaded Barrel\u003c\/strong\u003e\u003cbr\u003eCompatible with all standard 1.25” focusers and diagonals. The barrel is threaded to accept 1.25” filters for additional versatility.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eRubberised Grip Ring\u003c\/strong\u003e\u003cbr\u003eA contoured rubber grip surrounds the centre of the eyepiece, ensuring secure handling and precise eyecup adjustment—even in colder weather or with gloves.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eComfortable Eye Relief and Eyeglass-Friendly\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e16mm Eye Relief\u003c\/strong\u003e\u003cbr\u003eOffers a relaxed viewing experience, even for eyeglass wearers, with a fold-down rubber eyecup to block stray light and help with eye positioning.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eTime-Saving Parfocal Design\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eQuick Swap with Minimal Refocus\u003c\/strong\u003e\u003cbr\u003eAll Ultima Edge eyepieces (except the 24mm) are parfocal—meaning they maintain focus when switching between focal lengths within the same series. Ideal for efficient, uninterrupted observing.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cblockquote\u003e\n\u003cp\u003e\u003cstrong\u003eNote\u003c\/strong\u003e: The 24mm Ultima Edge eyepiece is not parfocal. Parfocality only applies within the Ultima Edge range and not across other eyepiece series or brands.\u003c\/p\u003e\n\u003c\/blockquote\u003e\n\u003cp\u003eWhether you're zooming in on Saturn’s rings or examining lunar ridges in stunning detail, the \u003cstrong\u003eUltima Edge 15mm\u003c\/strong\u003e offers exceptional optical clarity and comfort in a rugged, easy-to-handle design. It’s an essential addition to any serious observer’s eyepiece collection.\u003c\/p\u003e","brand":"Celestron","offers":[{"title":"Default Title","offer_id":55897339593078,"sku":"050234934510","price":149.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0909\/2235\/3014\/files\/CelestronUltimaEdgeEyepiece-1.25_15mmProductPhoto1.webp?v=1753282064","url":"https:\/\/welshastronomy.co.uk\/products\/celestron-ultima-edge-eyepiece-1-25-15mm","provider":"The Welsh Astronomy Centre","version":"1.0","type":"link"}