{"product_id":"zoom-telescope-eyepiece-7-21mm-focal-range-for-ast","title":"Zoom Telescope Eyepiece 7-21mm Focal Range For Astronomy, 15mm Eye Relief, 40 To 57 Degree Field Of View, 1.25 Inch Barrel, 5 Elements In 3 Groups, Crisp Lunar And Planetary Detail For Your Night Sky","description":"\u003cdiv\u003e7-21mm Zoom Telescope Eyepiece for Crisp Lunar Details\u003cbr\u003e\n✔️ 7-21mm zoom range, 15mm eye relief, 40-57° FoV, 1.25in barrel \u003cp\u003eThis zoom eyepiece is a universal 1.25 inch accessory designed for astronomy. It provides a 7-21mm focal length range, enabling high magnification for planets and subtle lunar features or wide views at lower magnification for landscape skyscapes. The 5 elements in 3 groups and multi-coated optics deliver sharp, high-contrast images while the durable matte black aluminum shell keeps it portable for field use.\u003c\/p\u003e \u003cp\u003e✅ 7-21mm focal length zoom range for planetary detail and wide-field viewing\u003cbr\u003e✅ 15mm eye relief for glasses wearers\u003cbr\u003e✅ 40°-57° field of view for comfortable observing\u003cbr\u003e✅ 1.25 inch barrel compatible with standard telescopes\u003cbr\u003e✅ 5 elements in 3 groups for sharp, high-contrast images\u003cbr\u003e✅ multi-coated optics reduce glare and boost contrast\u003c\/p\u003e \u003cp\u003e💡 What is a zoom telescope eyepiece used for in astronomy viewing?\u003c\/p\u003e\n\u003cp\u003eThis handy tool lets you quickly switch focal length to shift from close planetary detail to wide sky scans with minimal gear changes.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eOn the fly magnification changes without swapping eyepieces\u003c\/li\u003e\n\u003cli\u003eFits 1.25 inch telescope fittings for broad compatibility\u003c\/li\u003e\n\u003cli\u003eCoated optics boost light transmission and image contrast\u003c\/li\u003e\n\u003cli\u003eCompact, durable design ideal for field use\u003c\/li\u003e\n\u003c\/ul\u003e ✝️\u003c\/div\u003e","brand":"Amazon","offers":[{"title":"Default Title","offer_id":48939022024939,"sku":"VXB0CQYG7SMF","price":99.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/71ZHta2Si_L.jpg?v=1782396671","url":"https:\/\/vxb.com\/products\/zoom-telescope-eyepiece-7-21mm-focal-range-for-ast","provider":"VXB Bearings","version":"1.0","type":"link"}