{"product_id":"alstar-zoom-eyepiece-1-25-7-to-21mm-zoom-multi-coated-telescope-eyepiece-7-21mm","title":"Alstar Zoom Eyepiece 1.25\" 7 to 21mm Zoom Multi-Coated Telescope Eyepiece 7-21mm","description":"\u003ch3\u003eAlstar Zoom Eyepiece 1.25\" 7 to 21mm Zoom Multi-Coated Telescope Eyepiece\u003c\/h3\u003e\n\u003cp id=\"b\"\u003e\u003c\/p\u003e \n\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n  \u003cul class=\"a\"\u003e\n         \u003cli\u003eSeamless 7-21mm Stepless Zoom for Planetary \u0026amp; Deep Sky Viewing: Effortlessly adjust magnification from 7mm to 21mm with a smooth twist of the zoom housing; This versatile eyepiece eliminates the need for multiple fixed lenses; making it ideal for observing lunar craters; planetary details; star clusters and nebulae without interrupting your stargazing session; Experience precise; continuous zoom control for both astronomy and terrestrial viewing\u003c\/li\u003e\n         \u003cli\u003eExtended 16-33mm Eye Relief \u0026amp; Foldable Eyecup for Eyeglass Wearers: Designed with an exceptional 16mm to 33mm adjustable eye relief; this eyepiece fully accommodates observers who wear glasses; providing a clear; vignette-free view; The foldable soft-rubber eyecup ensures comfort for all users; allowing for extended observation sessions at every focal length without eye strain or discomfort\u003c\/li\u003e\n         \u003cli\u003ePremium 7-Element, 4-Group Multi-Coated Optical System: Features a high-performance 7-element 4-group optical design with multi-layer anti-reflection coatings; This premium configuration delivers exceptionally sharp; high-contrast; and bright images; Blackened lens edges and anti-reflective threading effectively eliminate stray light and internal reflections for vivid; true-to-life celestial observation and astrophotography\u003c\/li\u003e\n         \u003cli\u003eWide 30 to 47 Field of View with Durable All-Metal Construction: Enjoy a dynamically wide apparent field of view; ranging from 30 at 21mm to 47 at 7mm; perfect for tracking both planetary and deep-sky objects; The eyepiece boasts a rugged; all-metal body with a knurled rubber grip for secure handling; Its robust construction ensures long-term durability and stability during use\u003c\/li\u003e\n         \u003cli\u003eUniversal 1.25 Inch Compatibility \u0026amp; Filter Threads for Enhanced Versatility: This standard 1.25-inch barrel is compatible with the vast majority of amateur telescopes; It includes filter threads for attaching standard astronomical filters; enhancing your viewing options; It's an essential; high-value accessory for astronomers seeking a single; high-quality eyepiece to replace multiple fixed focal length options\u003c\/li\u003e\n  \u003c\/ul\u003e","brand":"A ALSTAR","offers":[{"title":"7-21mm","offer_id":44381949755572,"sku":"B08LG5FZZ3","price":226.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0595\/9906\/1172\/files\/B08LG5FZZ3.jpg?v=1789139209","url":"https:\/\/auspowers.com\/products\/alstar-zoom-eyepiece-1-25-7-to-21mm-zoom-multi-coated-telescope-eyepiece-7-21mm","provider":"AusPower Australia","version":"1.0","type":"link"}