{"product_id":"celestron-ultima-edge-30mm-ultra-flat-field-eyepiece-2","title":"Celestron Ultima Edge – 30mm Ultra Flat Field Eyepiece (2″)","description":"\u003ch2 data-start=\"42\" data-end=\"138\"\u003e\u003cstrong data-start=\"45\" data-end=\"136\"\u003e\u003cspan class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"\u003e\u003cspan class=\"whitespace-normal\"\u003eCelestron\u003c\/span\u003e\u003c\/span\u003e Ultima Edge – 30mm Ultra Flat Field Eyepiece (2″)\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp data-start=\"139\" data-end=\"224\"\u003e\u003cstrong data-start=\"139\" data-end=\"224\"\u003ePremium low-power, ultra-wide flat-field eyepiece for breathtaking deep-sky views\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"226\" data-end=\"701\"\u003eThe \u003cstrong data-start=\"230\" data-end=\"270\"\u003eUltima Edge 30mm Flat Field Eyepiece\u003c\/strong\u003e is the flagship \u003cstrong data-start=\"287\" data-end=\"335\"\u003e2″ Ultra Flat Field (UFF), parfocal eyepiece\u003c\/strong\u003e in the Ultima Edge series, designed for astronomers who want \u003cstrong data-start=\"397\" data-end=\"484\"\u003emaximum true field of view, edge-to-edge sharpness, and exceptional viewing comfort\u003c\/strong\u003e. With an advanced \u003cstrong data-start=\"503\" data-end=\"531\"\u003e9-element optical design\u003c\/strong\u003e, \u003cstrong data-start=\"533\" data-end=\"562\"\u003efully multi-coated optics\u003c\/strong\u003e, and an expansive \u003cstrong data-start=\"581\" data-end=\"611\"\u003e70° apparent field of view\u003c\/strong\u003e, this eyepiece delivers stunningly crisp, distortion-free images across the entire field.\u003c\/p\u003e\n\u003cp data-start=\"703\" data-end=\"982\"\u003eAvailable from \u003cstrong data-start=\"718\" data-end=\"775\"\u003eModern Telescopes – India’s largest telescope network\u003c\/strong\u003e, the Ultima Edge 30mm is the ultimate choice for \u003cstrong data-start=\"825\" data-end=\"916\"\u003edeep-sky observing, Milky Way sweeps, large nebulae, star clouds, and wide lunar vistas\u003c\/strong\u003e, especially with \u003cstrong data-start=\"934\" data-end=\"981\"\u003eDobsonians, refractors, and wide-field SCTs\u003c\/strong\u003e.\u003c\/p\u003e\n\u003chr data-start=\"984\" data-end=\"987\"\u003e\n\u003ch2 data-start=\"989\" data-end=\"1051\"\u003e🌌 Ultra-Flat, Ultra-Wide Performance – See More of the Sky\u003c\/h2\u003e\n\u003cp data-start=\"1053\" data-end=\"1270\"\u003eEngineered to let you truly “\u003cstrong data-start=\"1082\" data-end=\"1107\"\u003esee the whole picture\u003c\/strong\u003e,” the Ultima Edge 30mm minimizes field curvature and off-axis aberrations, delivering \u003cstrong data-start=\"1194\" data-end=\"1240\"\u003epinpoint stars from the center to the edge\u003c\/strong\u003e—even in fast optical systems.\u003c\/p\u003e\n\u003cul data-start=\"1272\" data-end=\"1527\"\u003e\n\u003cli data-start=\"1272\" data-end=\"1346\"\u003e\n\u003cp data-start=\"1274\" data-end=\"1346\"\u003e\u003cstrong data-start=\"1274\" data-end=\"1295\"\u003e30mm focal length\u003c\/strong\u003e provides \u003cstrong data-start=\"1305\" data-end=\"1344\"\u003elow-power, bright, rich-field views\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1347\" data-end=\"1428\"\u003e\n\u003cp data-start=\"1349\" data-end=\"1428\"\u003e\u003cstrong data-start=\"1349\" data-end=\"1384\"\u003eHuge 70° apparent field of view\u003c\/strong\u003e for immersive, space-walk-style observing\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1429\" data-end=\"1527\"\u003e\n\u003cp data-start=\"1431\" data-end=\"1527\"\u003eIdeal for \u003cstrong data-start=\"1441\" data-end=\"1527\"\u003elarge nebulae, open clusters, galaxies, Milky Way scanning, and the Moon’s surface\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1529\" data-end=\"1642\"\u003eThis eyepiece excels at \u003cstrong data-start=\"1553\" data-end=\"1591\"\u003eframing expansive deep-sky objects\u003c\/strong\u003e that smaller-field eyepieces simply can’t capture.\u003c\/p\u003e\n\u003chr data-start=\"1644\" data-end=\"1647\"\u003e\n\u003ch2 data-start=\"1649\" data-end=\"1688\"\u003e🔭 Advanced 9-Element Optical Design\u003c\/h2\u003e\n\u003cul data-start=\"1690\" data-end=\"1999\"\u003e\n\u003cli data-start=\"1690\" data-end=\"1769\"\u003e\n\u003cp data-start=\"1692\" data-end=\"1769\"\u003e\u003cstrong data-start=\"1692\" data-end=\"1723\"\u003e9 lens elements in 5 groups\u003c\/strong\u003e using a proprietary Ultra Flat Field design\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1770\" data-end=\"1854\"\u003e\n\u003cp data-start=\"1772\" data-end=\"1854\"\u003e\u003cstrong data-start=\"1772\" data-end=\"1801\"\u003eFully multi-coated optics\u003c\/strong\u003e for excellent light transmission and high contrast\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1855\" data-end=\"1926\"\u003e\n\u003cp data-start=\"1857\" data-end=\"1926\"\u003eBright, sharp images with excellent color fidelity across the field\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1927\" data-end=\"1999\"\u003e\n\u003cp data-start=\"1929\" data-end=\"1999\"\u003eOptimized for \u003cstrong data-start=\"1943\" data-end=\"1999\"\u003evisual astronomy and wide-field deep-sky observation\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2001\" data-end=\"2004\"\u003e\n\u003ch2 data-start=\"2006\" data-end=\"2054\"\u003e👓 Long-Lasting Comfort for Extended Sessions\u003c\/h2\u003e\n\u003cp data-start=\"2056\" data-end=\"2135\"\u003eThe Ultima Edge 30mm is built for relaxed viewing during long observing nights:\u003c\/p\u003e\n\u003cul data-start=\"2137\" data-end=\"2340\"\u003e\n\u003cli data-start=\"2137\" data-end=\"2204\"\u003e\n\u003cp data-start=\"2139\" data-end=\"2204\"\u003e\u003cstrong data-start=\"2139\" data-end=\"2167\"\u003eGenerous 22mm eye relief\u003c\/strong\u003e – comfortable for eyeglass wearers\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2205\" data-end=\"2265\"\u003e\n\u003cp data-start=\"2207\" data-end=\"2265\"\u003e\u003cstrong data-start=\"2207\" data-end=\"2236\"\u003eFold-down rubber eyeguard\u003c\/strong\u003e for flexible eye placement\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2266\" data-end=\"2340\"\u003e\n\u003cp data-start=\"2268\" data-end=\"2340\"\u003eLarge exit pupil and wide field ensure effortless, strain-free viewing\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2342\" data-end=\"2345\"\u003e\n\u003ch2 data-start=\"2347\" data-end=\"2388\"\u003e🛠 Precision-Machined 2″ Aluminum Body\u003c\/h2\u003e\n\u003cp data-start=\"2390\" data-end=\"2534\"\u003eThe eyepiece body is \u003cstrong data-start=\"2411\" data-end=\"2448\"\u003emachined from high-grade aluminum\u003c\/strong\u003e with a durable \u003cstrong data-start=\"2464\" data-end=\"2489\"\u003eblack anodized finish\u003c\/strong\u003e, giving it both strength and a premium feel.\u003c\/p\u003e\n\u003cul data-start=\"2536\" data-end=\"2820\"\u003e\n\u003cli data-start=\"2536\" data-end=\"2600\"\u003e\n\u003cp data-start=\"2538\" data-end=\"2600\"\u003e\u003cstrong data-start=\"2538\" data-end=\"2569\"\u003e2″ (50.8mm) mounting barrel\u003c\/strong\u003e for maximum light throughput\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2601\" data-end=\"2681\"\u003e\n\u003cp data-start=\"2603\" data-end=\"2681\"\u003e\u003cstrong data-start=\"2603\" data-end=\"2633\"\u003eInternally threaded barrel\u003c\/strong\u003e accepts standard \u003cstrong data-start=\"2651\" data-end=\"2679\"\u003e2″ filters (M48.5 × 0.6)\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2682\" data-end=\"2764\"\u003e\n\u003cp data-start=\"2684\" data-end=\"2764\"\u003e\u003cstrong data-start=\"2684\" data-end=\"2711\"\u003eMolded rubber grip ring\u003c\/strong\u003e ensures secure, non-slip handling during observing\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2765\" data-end=\"2820\"\u003e\n\u003cp data-start=\"2767\" data-end=\"2820\"\u003eRobust build balanced for large focusers and mounts\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2822\" data-end=\"2825\"\u003e\n\u003ch2 data-start=\"2827\" data-end=\"2859\"\u003e🔄 Convenient Parfocal Design\u003c\/h2\u003e\n\u003cp data-start=\"2861\" data-end=\"3088\"\u003eSpend less time refocusing and more time observing. The \u003cstrong data-start=\"2917\" data-end=\"2955\"\u003eUltima Edge eyepieces are parfocal\u003c\/strong\u003e, allowing quick swaps between focal lengths with \u003cstrong data-start=\"3005\" data-end=\"3032\"\u003elittle to no refocusing\u003c\/strong\u003e, making observing sessions smoother and more efficient.\u003c\/p\u003e\n\u003cblockquote data-start=\"3090\" data-end=\"3254\"\u003e\n\u003cp data-start=\"3092\" data-end=\"3254\"\u003e\u003cstrong data-start=\"3092\" data-end=\"3101\"\u003eNote:\u003c\/strong\u003e The \u003cstrong data-start=\"3106\" data-end=\"3142\"\u003eUltima Edge 24mm is not parfocal\u003c\/strong\u003e. Parfocality applies \u003cstrong data-start=\"3164\" data-end=\"3202\"\u003eonly within the Ultima Edge series\u003c\/strong\u003e and not with eyepieces from other brands or ranges.\u003c\/p\u003e\n\u003c\/blockquote\u003e\n\u003chr data-start=\"3256\" data-end=\"3259\"\u003e\n\u003ch2 data-start=\"3261\" data-end=\"3291\"\u003e📐 Technical Specifications\u003c\/h2\u003e\n\u003cul data-start=\"3293\" data-end=\"3856\"\u003e\n\u003cli data-start=\"3293\" data-end=\"3319\"\u003e\n\u003cp data-start=\"3295\" data-end=\"3319\"\u003e\u003cstrong data-start=\"3295\" data-end=\"3312\"\u003eFocal Length:\u003c\/strong\u003e 30mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3320\" data-end=\"3356\"\u003e\n\u003cp data-start=\"3322\" data-end=\"3356\"\u003e\u003cstrong data-start=\"3322\" data-end=\"3342\"\u003eBarrel Diameter:\u003c\/strong\u003e 2″ (50.8mm)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3357\" data-end=\"3413\"\u003e\n\u003cp data-start=\"3359\" data-end=\"3413\"\u003e\u003cstrong data-start=\"3359\" data-end=\"3377\"\u003eEyepiece Type:\u003c\/strong\u003e Wide-Field Ultra Flat Field (UFF)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3414\" data-end=\"3449\"\u003e\n\u003cp data-start=\"3416\" data-end=\"3449\"\u003e\u003cstrong data-start=\"3416\" data-end=\"3443\"\u003eApparent Field of View:\u003c\/strong\u003e 70°\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3450\" data-end=\"3485\"\u003e\n\u003cp data-start=\"3452\" data-end=\"3485\"\u003e\u003cstrong data-start=\"3452\" data-end=\"3476\"\u003eField Stop Diameter:\u003c\/strong\u003e 30.4mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3486\" data-end=\"3521\"\u003e\n\u003cp data-start=\"3488\" data-end=\"3521\"\u003e\u003cstrong data-start=\"3488\" data-end=\"3507\"\u003eOptical Design:\u003c\/strong\u003e Proprietary\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3522\" data-end=\"3559\"\u003e\n\u003cp data-start=\"3524\" data-end=\"3559\"\u003e\u003cstrong data-start=\"3524\" data-end=\"3551\"\u003eLens Elements \/ Groups:\u003c\/strong\u003e 9 \/ 5\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3560\" data-end=\"3604\"\u003e\n\u003cp data-start=\"3562\" data-end=\"3604\"\u003e\u003cstrong data-start=\"3562\" data-end=\"3583\"\u003eOptical Coatings:\u003c\/strong\u003e Fully Multi-Coated\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3605\" data-end=\"3629\"\u003e\n\u003cp data-start=\"3607\" data-end=\"3629\"\u003e\u003cstrong data-start=\"3607\" data-end=\"3622\"\u003eEye Relief:\u003c\/strong\u003e 22mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3630\" data-end=\"3677\"\u003e\n\u003cp data-start=\"3632\" data-end=\"3677\"\u003e\u003cstrong data-start=\"3632\" data-end=\"3645\"\u003eParfocal:\u003c\/strong\u003e Yes (within Ultima Edge line)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3678\" data-end=\"3718\"\u003e\n\u003cp data-start=\"3680\" data-end=\"3718\"\u003e\u003cstrong data-start=\"3680\" data-end=\"3699\"\u003eFilter Threads:\u003c\/strong\u003e 2″ (M48.5 × 0.6)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3719\" data-end=\"3754\"\u003e\n\u003cp data-start=\"3721\" data-end=\"3754\"\u003e\u003cstrong data-start=\"3721\" data-end=\"3735\"\u003eEye Guard:\u003c\/strong\u003e Fold-down rubber\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3755\" data-end=\"3786\"\u003e\n\u003cp data-start=\"3757\" data-end=\"3786\"\u003e\u003cstrong data-start=\"3757\" data-end=\"3775\"\u003eBody Material:\u003c\/strong\u003e Aluminum\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3787\" data-end=\"3819\"\u003e\n\u003cp data-start=\"3789\" data-end=\"3819\"\u003e\u003cstrong data-start=\"3789\" data-end=\"3800\"\u003eWeight:\u003c\/strong\u003e 23.8 oz (674.7g)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3820\" data-end=\"3856\"\u003e\n\u003cp data-start=\"3822\" data-end=\"3856\"\u003e\u003cstrong data-start=\"3822\" data-end=\"3837\"\u003eDimensions:\u003c\/strong\u003e 116 × 60 × 60 mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"3858\" data-end=\"3861\"\u003e\n\u003ch2 data-start=\"3863\" data-end=\"3899\"\u003e⭐ Why Buy from Modern Telescopes?\u003c\/h2\u003e\n\u003cp data-start=\"3901\" data-end=\"4162\"\u003e✔ \u003cstrong data-start=\"3903\" data-end=\"3979\"\u003eIndia’s largest and most trusted telescope \u0026amp; astronomy accessories store\u003c\/strong\u003e\u003cbr data-start=\"3979\" data-end=\"3982\"\u003e✔ Authorized source for \u003cstrong data-start=\"4006\" data-end=\"4037\"\u003egenuine Celestron eyepieces\u003c\/strong\u003e\u003cbr data-start=\"4037\" data-end=\"4040\"\u003e✔ Expert guidance for beginners and professional astronomers\u003cbr data-start=\"4100\" data-end=\"4103\"\u003e✔ Nationwide delivery with dependable after-sales support\u003c\/p\u003e","brand":"Celestron","offers":[{"title":"Default Title","offer_id":42983779893309,"sku":null,"price":35900.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0623\/6595\/8205\/files\/93454_30mm_Ultima_Edge_Eyepiece_02.webp?v=1770485924","url":"https:\/\/moderntelescopes.net\/products\/celestron-ultima-edge-30mm-ultra-flat-field-eyepiece-2","provider":"Modern Telescopes","version":"1.0","type":"link"}