{"product_id":"skywatcher-hyperflex-7e-7-2-21-5mm-high-performance-zoom-eyepiece","title":"Sky-Watcher HyperFlex-7E 7.2-21.5mm High-Performance Zoom Eyepiece","description":"\u003ch2\u003e\u003cstrong\u003eSkyWatcher HyperFlex-7E 7.2-21.5mm High-Performance Zoom Eyepiece\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eThe SkyWatcher HyperFlex-7E is a versatile, high-performance zoom eyepiece that combines the flexibility of a full set of quality eyepieces into one compact, user-friendly design. With a continuous focal range of 7.2mm to 21.5mm, this eyepiece provides clear, distortion-free views and a wide, flat field of view, ranging from 60° to 40° depending on the focal length. Ideal for both planetary and deep-sky observations, this zoom eyepiece offers crisp and vivid images across the full range.\u003c\/p\u003e\n\u003ch3\u003eKey Features \u0026amp; Benefits\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAll-in-One Focal Range\u003c\/strong\u003e: With a continuous zoom range from 7.2mm to 21.5mm, this eyepiece eliminates the need for multiple eyepieces, offering convenience and flexibility in a single piece.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Quality Optics\u003c\/strong\u003e: Constructed with 7 lens elements in 4 groups, fully broadband multi-coated for maximum light transmission and clarity. Blackened lens edges and internal baffling reduce glare and enhance contrast.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngraved Focal Length Markers\u003c\/strong\u003e: For quick reference, focal lengths of 7.2mm, 10mm, 13.5mm, and 21.5mm are engraved on the barrel.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComfortable Viewing\u003c\/strong\u003e: Generous 15mm eye relief and a large eye-lens element provide a comfortable viewing experience, further enhanced by a twist-up rubber eyecup.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePremium Build\u003c\/strong\u003e: Crafted from high-gloss anodized aluminium with knurled rubber grips for a secure hold. Threaded to accept standard 1.25” filters, adding to its versatility.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eParfocal Design\u003c\/strong\u003e: Minimal to no refocusing is required when zooming through the focal range, making observations smooth and uninterrupted.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFocal Length Range\u003c\/strong\u003e: 7.2mm to 21.5mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApparent Field of View\u003c\/strong\u003e: 60° at 7.2mm, narrowing to 40° at 21.5mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEye Relief\u003c\/strong\u003e: 15mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLens Elements\u003c\/strong\u003e: 7 elements in 4 groups\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: Approx. 190g\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFilter Compatibility\u003c\/strong\u003e: Accepts standard 1.25\" filters\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe SkyWatcher HyperFlex-7E Zoom Eyepiece is a powerful, high-quality tool, ideal for those who seek flexibility and performance without the need to switch between multiple eyepieces. With its smooth zoom action and superb optical quality, it’s a must-have accessory for any astronomer looking to enhance their observational experience.\u003c\/p\u003e","brand":"SkyWatcher","offers":[{"title":"Default Title","offer_id":57010353013110,"sku":"SKY20239","price":99.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0909\/2235\/3014\/files\/Sky-Watcher_HyperFlex-7E_7.2-21.5mm_High-Performance_Zoom_Eyepiece.jpg?v=1768838534","url":"https:\/\/welshastronomy.co.uk\/products\/skywatcher-hyperflex-7e-7-2-21-5mm-high-performance-zoom-eyepiece","provider":"The Welsh Astronomy Centre","version":"1.0","type":"link"}