{"product_id":"hubble-optics-ul16-16-inch-premium-ultra-light-dobsonian-telescope","title":"Hubble Optics UL16 16 Inch Premium Ultra Light Dobsonian Telescope","description":"\u003ch2 data-end=\"298\" data-start=\"246\"\u003eHubble UL16 – 16\" Lightweight Reflector Telescope\u003c\/h2\u003e\n\u003cp data-end=\"624\" data-start=\"300\"\u003eThe Hubble UL16 is a made-to-order 16-inch Dobsonian telescope built for serious visual observers who want maximum aperture without sacrificing portability. Combining advanced mirror technology with precision engineering, the UL16 delivers exceptional deep-sky and planetary performance in a surprisingly manageable package.\u003c\/p\u003e\n\u003ch3 data-end=\"651\" data-start=\"626\"\u003eOptical Performance\u003c\/h3\u003e\n\u003cp data-end=\"1056\" data-start=\"652\"\u003eAt the heart of the UL16 is a full 16-inch parabolic primary mirror featuring Hubble’s exclusive Sandwich Mirror Technology. This lightweight yet rigid design achieves diffraction-limited performance (Strehl 0.95+) while reaching thermal equilibrium up to ten times faster than traditional solid mirrors. Faster cooldown means reduced mirror seeing and sharper, steadier views sooner after setup.\u003c\/p\u003e\n\u003cp data-end=\"1325\" data-start=\"1058\"\u003eBoth primary and secondary mirrors feature 96% enhanced reflective coatings, maximising light throughput and contrast while minimising scatter. The result is brighter galaxies, improved nebular detail, and high-contrast planetary views even at high magnification.\u003c\/p\u003e\n\u003ch3 data-end=\"1357\" data-start=\"1327\"\u003eEngineered for Precision\u003c\/h3\u003e\n\u003cp data-end=\"1733\" data-start=\"1358\"\u003eA carefully designed flotation mirror support system combined with independent collimation ensures the primary mirror is evenly supported, minimising astigmatism and maintaining optical accuracy across the sky. The UL16’s robust construction uses CNC-machined aluminium structural components and a steel mirror cell, providing excellent rigidity without unnecessary mass.\u003c\/p\u003e\n\u003ch3 data-end=\"1766\" data-start=\"1735\"\u003eSmooth, Accurate Focusing\u003c\/h3\u003e\n\u003cp data-end=\"2030\" data-start=\"1767\"\u003eThe UL16 is equipped with a 2-inch dual-speed Crayford focuser featuring linear bearings for smooth, backlash-free operation. Fine focus control allows precise adjustment at high magnifications and works seamlessly with heavy eyepieces or imaging accessories.\u003c\/p\u003e\n\u003ch3 data-end=\"2074\" data-start=\"2032\"\u003eBig Aperture, Thoughtful Portability\u003c\/h3\u003e\n\u003cp data-end=\"2399\" data-start=\"2075\"\u003eDespite its impressive aperture, the UL16 is designed with transport in mind. The truss-tube construction breaks down easily for travel, while the fast focal ratios keep eyepiece height within a comfortable range. Whether observing from your backyard or transporting to dark skies, the UL16 balances power with practicality.\u003c\/p\u003e\n\u003ch3 data-end=\"2436\" data-start=\"2401\"\u003eUnmatched Observing Potential\u003c\/h3\u003e\n\u003cp data-end=\"2780\" data-start=\"2437\"\u003eWith significantly more light-gathering power than a 14-inch telescope, the UL16 reveals faint galaxies, subtle nebular structure, and fine planetary detail that smaller instruments simply cannot match. From resolving globular clusters to tracking delicate dust lanes in distant galaxies, the UL16 is built for observers who want to go deeper.\u003c\/p\u003e\n\u003chr data-end=\"2785\" data-start=\"2782\"\u003e\n\u003ch2 data-end=\"2815\" data-start=\"2787\"\u003ePush-To and Go-To Options\u003c\/h2\u003e\n\u003ch3 data-end=\"2845\" data-start=\"2817\"\u003eGuided Push-To Version\u003c\/h3\u003e\n\u003cp data-end=\"3133\" data-start=\"2846\"\u003eThe UL16 Guided Push-To version features the SkyHub2 digital setting circle system, providing accurate real-time positioning without motorised tracking. High-resolution (8192 PPR) encoders on both axes continuously update your telescope’s position in compatible planetarium software.\u003c\/p\u003e\n\u003cp data-end=\"3536\" data-start=\"3135\"\u003eAlignment is quick and intuitive using a one-star or optional two-star alignment. The system works with SkySafari, Stellarium, Cartes du Ciel, TheSky, and other ASCOM-compatible software on Windows, macOS, Android, and iOS devices. Power consumption is extremely low, allowing up to 100 hours of operation from a 15,000 mAh USB power bank. WiFi and Bluetooth are supported (WiFi only for iOS).\u003c\/p\u003e\n\u003ch3 data-end=\"3567\" data-start=\"3538\"\u003eAutomatic Go-To Version\u003c\/h3\u003e\n\u003cp data-end=\"3877\" data-start=\"3568\"\u003eThe UL16 Go-To version adds fully motorised pointing and tracking with a smart hand controller featuring a 30,000-object database. Multi-star alignment (1–9 stars) ensures precise pointing accuracy, while built-in encoders and a real-time clock maintain accurate sidereal, lunar, and solar tracking rates.\u003c\/p\u003e\n\u003cp data-end=\"4175\" data-start=\"3879\"\u003eControl the system via WiFi or Bluetooth using SkySafari, Stellarium, or ASCOM\/INDI-compatible software on Windows, macOS, Linux, iOS, or Android. Adjustable slew and guide speeds, spiral search, and park\/unpark functionality provide smooth, precise operation for extended observing sessions.\u003c\/p\u003e\n\u003chr data-end=\"4180\" data-start=\"4177\"\u003e\n\u003ch2 data-end=\"4224\" data-start=\"4182\"\u003eChoosing Your Focal Ratio: f\/5 or f\/4.5\u003c\/h2\u003e\n\u003cp data-end=\"4336\" data-start=\"4226\"\u003eThe UL16 is available in f\/5.0 or f\/4.5, allowing you to tailor the telescope to your observing style.\u003c\/p\u003e\n\u003ch3 data-end=\"4357\" data-start=\"4338\"\u003eWhy choose f\/5?\u003c\/h3\u003e\n\u003cul data-end=\"4651\" data-start=\"4358\"\u003e\n\u003cli data-end=\"4416\" data-start=\"4358\"\u003e\n\u003cp data-end=\"4416\" data-start=\"4360\"\u003eApproximately 30% less coma than the f\/4.5 version\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"4470\" data-start=\"4417\"\u003e\n\u003cp data-end=\"4470\" data-start=\"4419\"\u003eNo coma corrector required for most observers\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"4509\" data-start=\"4471\"\u003e\n\u003cp data-end=\"4509\" data-start=\"4473\"\u003eLower cost, saving around $500\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"4576\" data-start=\"4510\"\u003e\n\u003cp data-end=\"4576\" data-start=\"4512\"\u003eSmaller central obstruction (2.76\" secondary vs 3.1\" on f\/4.5)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"4651\" data-start=\"4577\"\u003e\n\u003cp data-end=\"4651\" data-start=\"4579\"\u003eOptimised for observers seeking the cleanest possible visual performance\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-end=\"4674\" data-start=\"4653\"\u003eWhy choose f\/4.5?\u003c\/h3\u003e\n\u003cul data-end=\"4927\" data-start=\"4675\"\u003e\n\u003cli data-end=\"4739\" data-start=\"4675\"\u003e\n\u003cp data-end=\"4739\" data-start=\"4677\"\u003eLower eyepiece height, no ladder required for most users\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"4813\" data-start=\"4740\"\u003e\n\u003cp data-end=\"4813\" data-start=\"4742\"\u003eWider true field of view, ideal for large nebulae and star fields\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"4854\" data-start=\"4814\"\u003e\n\u003cp data-end=\"4854\" data-start=\"4816\"\u003eSlightly more compact overall system\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"4927\" data-start=\"4855\"\u003e\n\u003cp data-end=\"4927\" data-start=\"4857\"\u003eComa is mild and often unnoticed by most observers without a corrector\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"5316\" data-start=\"4929\"\u003eBoth focal ratios deliver outstanding views. The f\/5 prioritises ultimate optical cleanliness, while the f\/4.5 emphasises comfort and wide-field observing. Thanks to Hubble’s two-section truss design for f\/5 (single-section for f\/4.5), both versions remain equally portable and rigid.\u003cbr data-end=\"5220\" data-start=\"5217\"\u003ePlease note that counterweights are required for the f\/5 configuration and are not included.\u003c\/p\u003e\n\u003chr data-end=\"5321\" data-start=\"5318\"\u003e\n\u003ch2 data-end=\"5347\" data-start=\"5323\"\u003eSpecifications (UL16)\u003c\/h2\u003e\n\u003cstyle\u003e\n  .spec-table { width: 100%; border-collapse: collapse; }\n  .spec-table th, .spec-table td {\n    padding: 10px 12px;\n    border-bottom: 1px solid #e5e5e5;\n    vertical-align: top;\n    white-space: normal;\n    word-break: break-word;\n    overflow-wrap: anywhere;\n  }\n  .spec-table th { width: 40%; text-align: left; font-weight: 600; }\n  .spec-table td { width: calc(100% - 40%); }\n  .spec-title { margin: 0 0 10px; font-weight: 700; }\n\u003c\/style\u003e\n\u003ctable class=\"spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eOptical design\u003c\/th\u003e\n\u003ctd\u003eReflector\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOptical diameter\u003c\/th\u003e\n\u003ctd\u003e16\" (406.4 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFocal length\u003c\/th\u003e\n\u003ctd\u003e1829 mm (f\/4.5)\u003cbr\u003e2032 mm (f\/5)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFocal ratio\u003c\/th\u003e\n\u003ctd\u003ef\/4.5, f\/5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eEyepiece height at zenith\u003c\/th\u003e\n\u003ctd\u003e~1690 mm (f\/4.5)\u003cbr\u003e~1890 mm (f\/5)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOptics type\u003c\/th\u003e\n\u003ctd\u003eParabolic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eEyepieces\u003c\/th\u003e\n\u003ctd\u003eNot included\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOptical quality\u003c\/th\u003e\n\u003ctd\u003eDiffraction limited++ (Strehl 0.95+ for primary\u003cbr\u003e1\/10 λ PV for secondary)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFinder scope\u003c\/th\u003e\n\u003ctd\u003eNot included\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFocuser\u003c\/th\u003e\n\u003ctd\u003e2\" dual-speed linear bearing Crayford (50.8 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSecondary mirror\u003c\/th\u003e\n\u003ctd\u003e80 mm (f\/4.5), 70 mm (f\/5)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSecondary mirror obstruction by diameter\u003c\/th\u003e\n\u003ctd\u003e19.7% (f\/4.5), 17.3% (f\/5)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSecondary mirror obstruction by area\u003c\/th\u003e\n\u003ctd\u003e3.9% (f\/4.5), 3.0% (f\/5)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMirror coatings \/ over-coatings\u003c\/th\u003e\n\u003ctd\u003e96% Enhanced coating on primary and secondary mirrors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTube material\u003c\/th\u003e\n\u003ctd\u003e6063-T6 Aluminium Alloy tubes with black zinc-plated steel knob screws\u003cbr\u003ealuminium alloy main structure (OTA and mount) and steel mirror cell\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWeight, optical tube\u003c\/th\u003e\n\u003ctd\u003e~25 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWeight, fully assembled\u003c\/th\u003e\n\u003ctd\u003e~29.5 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDawes Limit\u003c\/th\u003e\n\u003ctd\u003e0.29″\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eRayleigh Limit\u003c\/th\u003e\n\u003ctd\u003e0.33″\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eLimiting Magnitude\u003c\/th\u003e\n\u003ctd\u003e15.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaximum Magnification\u003c\/th\u003e\n\u003ctd\u003e800×\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eAdditional \/ optional accessories\u003c\/th\u003e\n\u003ctd\u003e8×50 Finder\u003cbr\u003eTube Shroud\u003cbr\u003eWheelbarrow handles\u003cbr\u003eVinyl foam cushioned grips\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOther features\u003c\/th\u003e\n\u003ctd\u003eSling lateral support and deluxe push-pull brass knob collimation screws\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Hubble Optics","offers":[{"title":"f\/5.0 \/ Manual","offer_id":44544381878341,"sku":null,"price":5290.0,"currency_code":"AUD","in_stock":true},{"title":"f\/5.0 \/ Guided Push-To","offer_id":44544381943877,"sku":null,"price":5790.0,"currency_code":"AUD","in_stock":true},{"title":"f\/5.0 \/ Automatic Go-To","offer_id":44544382009413,"sku":null,"price":8690.0,"currency_code":"AUD","in_stock":true},{"title":"f\/4.5 \/ Manual","offer_id":44544440696901,"sku":null,"price":5790.0,"currency_code":"AUD","in_stock":true},{"title":"f\/4.5 \/ Guided Push-To","offer_id":44544440762437,"sku":null,"price":6290.0,"currency_code":"AUD","in_stock":true},{"title":"f\/4.5 \/ Automatic Go-To","offer_id":44544440827973,"sku":null,"price":9190.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0609\/6673\/1845\/files\/Untitleddesign_34.jpg?v=1768544125","url":"https:\/\/bintel.com.au\/products\/hubble-optics-ul16-16-inch-premium-ultra-light-dobsonian-telescope","provider":"The Binocular and Telescope Shop","version":"1.0","type":"link"}