{"id":8117773566132,"title":"Alstar Zoom Eyepiece 1.25\" 7 to 21mm Zoom Multi-Coated Telescope Eyepiece 7-21mm","handle":"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","published_at":"2026-09-12T12:48:09+10:00","created_at":"2026-09-12T01:06:47+10:00","vendor":"A ALSTAR","type":"Eyepieces","tags":["camera_video_Sep2026"],"price":22600,"price_min":22600,"price_max":22600,"available":true,"price_varies":false,"compare_at_price":null,"compare_at_price_min":0,"compare_at_price_max":0,"compare_at_price_varies":false,"variants":[{"id":44381949755572,"title":"7-21mm","option1":"7-21mm","option2":null,"option3":null,"sku":"B08LG5FZZ3","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"Alstar Zoom Eyepiece 1.25\" 7 to 21mm Zoom Multi-Coated Telescope Eyepiece 7-21mm - 7-21mm","public_title":"7-21mm","options":["7-21mm"],"price":22600,"weight":191,"compare_at_price":null,"inventory_management":"shopify","barcode":"SKU_AM_ZE7T21AS","requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}}],"images":["\/\/auspowers.com\/cdn\/shop\/files\/B08LG5FZZ3.jpg?v=1789139209","\/\/auspowers.com\/cdn\/shop\/files\/51icsvrlnSL.jpg?v=1789139209","\/\/auspowers.com\/cdn\/shop\/files\/41j69Omr88L.jpg?v=1789139209","\/\/auspowers.com\/cdn\/shop\/files\/41xCLywwu_L.jpg?v=1789139209","\/\/auspowers.com\/cdn\/shop\/files\/419quDdbf0L.jpg?v=1789139209","\/\/auspowers.com\/cdn\/shop\/files\/41KZSBNYECL.jpg?v=1789139209","\/\/auspowers.com\/cdn\/shop\/files\/41-l-HXqEdL.jpg?v=1789139209"],"featured_image":"\/\/auspowers.com\/cdn\/shop\/files\/B08LG5FZZ3.jpg?v=1789139209","options":["Size"],"media":[{"alt":null,"id":33301969535156,"position":1,"preview_image":{"aspect_ratio":1.0,"height":500,"width":500,"src":"\/\/auspowers.com\/cdn\/shop\/files\/B08LG5FZZ3.jpg?v=1789139209"},"aspect_ratio":1.0,"height":500,"media_type":"image","src":"\/\/auspowers.com\/cdn\/shop\/files\/B08LG5FZZ3.jpg?v=1789139209","width":500},{"alt":null,"id":33301969567924,"position":2,"preview_image":{"aspect_ratio":1.0,"height":500,"width":500,"src":"\/\/auspowers.com\/cdn\/shop\/files\/51icsvrlnSL.jpg?v=1789139209"},"aspect_ratio":1.0,"height":500,"media_type":"image","src":"\/\/auspowers.com\/cdn\/shop\/files\/51icsvrlnSL.jpg?v=1789139209","width":500},{"alt":null,"id":33301969600692,"position":3,"preview_image":{"aspect_ratio":1.0,"height":500,"width":500,"src":"\/\/auspowers.com\/cdn\/shop\/files\/41j69Omr88L.jpg?v=1789139209"},"aspect_ratio":1.0,"height":500,"media_type":"image","src":"\/\/auspowers.com\/cdn\/shop\/files\/41j69Omr88L.jpg?v=1789139209","width":500},{"alt":null,"id":33301969633460,"position":4,"preview_image":{"aspect_ratio":1.0,"height":500,"width":500,"src":"\/\/auspowers.com\/cdn\/shop\/files\/41xCLywwu_L.jpg?v=1789139209"},"aspect_ratio":1.0,"height":500,"media_type":"image","src":"\/\/auspowers.com\/cdn\/shop\/files\/41xCLywwu_L.jpg?v=1789139209","width":500},{"alt":null,"id":33301969666228,"position":5,"preview_image":{"aspect_ratio":1.0,"height":500,"width":500,"src":"\/\/auspowers.com\/cdn\/shop\/files\/419quDdbf0L.jpg?v=1789139209"},"aspect_ratio":1.0,"height":500,"media_type":"image","src":"\/\/auspowers.com\/cdn\/shop\/files\/419quDdbf0L.jpg?v=1789139209","width":500},{"alt":null,"id":33301969698996,"position":6,"preview_image":{"aspect_ratio":1.0,"height":500,"width":500,"src":"\/\/auspowers.com\/cdn\/shop\/files\/41KZSBNYECL.jpg?v=1789139209"},"aspect_ratio":1.0,"height":500,"media_type":"image","src":"\/\/auspowers.com\/cdn\/shop\/files\/41KZSBNYECL.jpg?v=1789139209","width":500},{"alt":null,"id":33301969731764,"position":7,"preview_image":{"aspect_ratio":1.0,"height":500,"width":500,"src":"\/\/auspowers.com\/cdn\/shop\/files\/41-l-HXqEdL.jpg?v=1789139209"},"aspect_ratio":1.0,"height":500,"media_type":"image","src":"\/\/auspowers.com\/cdn\/shop\/files\/41-l-HXqEdL.jpg?v=1789139209","width":500}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\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"}