{"product_id":"sky-watcher-17mm-super-plossl-telescope-eyepiece-20370-skywatcher","title":"Sky-Watcher 17mm Super Plössl Eyepiece","description":"\u003ch2\u003eSky-Watcher 17mm Super Plössl Eyepiece — Sharp, High-Contrast 1.25\" Viewing (Model 20370)\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eSky-Watcher 17mm Super Plössl Eyepiece\u003c\/strong\u003e delivers crisp, high-contrast views with a comfortable 52° apparent field — making it an excellent all-round eyepiece for lunar, planetary and deep-sky observing.\u003c\/p\u003e\n\u003cp\u003eBuilt around the proven \u003cstrong\u003e4-element Plössl optical design\u003c\/strong\u003e, this eyepiece offers edge-to-edge clarity with minimal distortion, working beautifully on a wide range of telescopes including \u003cstrong\u003eNewtonian reflectors, refractors and Schmidt-Cassegrain (SCT) systems\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eWhether you’re upgrading from basic kit eyepieces or expanding your observing toolkit, the 17mm Super Plössl provides a noticeable step up in brightness, sharpness and detail.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eBright, sharp views with classic Plössl performance\u003c\/h3\u003e\n\u003cp\u003eThe Super Plössl design is renowned for delivering excellent optical quality at an affordable price.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e4-element Plössl optics\u003c\/strong\u003e for balanced sharpness across the field\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eReduced spherical aberration and distortion\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eClean, high-contrast images — ideal for fine detail\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFrom lunar craters and planetary belts to open clusters and brighter nebulae, this eyepiece helps reveal subtle details that cheaper eyepieces can miss.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eHigh-quality coatings for enhanced contrast\u003c\/h3\u003e\n\u003cp\u003eTo maximise image brightness and clarity, the Sky-Watcher 17mm features:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eMulti-coated optics\u003c\/strong\u003e for improved light transmission\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eEdge-blackened elements\u003c\/strong\u003e to suppress stray light and reflections\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe result is darker backgrounds, brighter targets and more contrast — especially useful under light-polluted skies.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eComfortable viewing for longer observing sessions\u003c\/h3\u003e\n\u003cp\u003eDesigned with usability in mind:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eGenerous eye relief\u003c\/strong\u003e for relaxed viewing\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eFold-back rubber eyecup\u003c\/strong\u003e to block stray light\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eRubber grip\u003c\/strong\u003e for secure handling in cold conditions\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eComfort matters — especially when tracking faint deep-sky objects — and this eyepiece makes extended observing easier.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eIdeal focal length for versatile observing\u003c\/h2\u003e\n\u003cp\u003eAt \u003cstrong\u003e17mm\u003c\/strong\u003e, this eyepiece hits a useful mid-power sweet spot:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eMedium-power planetary views\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDetailed lunar observing\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFraming star clusters and brighter nebulae\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eComfortable navigation between objects\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIt makes an excellent upgrade over stock eyepieces commonly supplied with beginner telescopes.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eFocal length:\u003c\/strong\u003e 17mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eBarrel size:\u003c\/strong\u003e 1.25\" (31.7mm)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eApparent field of view:\u003c\/strong\u003e 52°\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOptical design:\u003c\/strong\u003e 4-element Plössl\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eComfort features:\u003c\/strong\u003e Fold-back rubber eyecup + rubber grip\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eWho is this eyepiece for?\u003c\/h2\u003e\n\u003cp\u003e✔ Beginner to intermediate astronomers\u003cbr\u003e✔ Anyone upgrading from basic kit eyepieces\u003cbr\u003e✔ Observers wanting clearer, sharper views\u003cbr\u003e✔ Users of 1.25\" telescopes looking for quality optics at great value\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eA smart upgrade for sharper, more immersive views\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eSky-Watcher 17mm Super Plössl Eyepiece (20370)\u003c\/strong\u003e offers premium optical performance at a sensible price, making it one of the best-value upgrades for improving clarity, contrast and overall observing enjoyment.\u003c\/p\u003e\n\u003cp\u003eAdd it to your eyepiece collection and experience the difference a quality Plössl can make at the eyepiece.\u003c\/p\u003e","brand":"SkyWatcher","offers":[{"title":"Default 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