--- product_id: 208503947 title: "Telescope Lens 4mm Telescopes Eyepieces Wide Angle 62 Degree Aspheric Eyepiece Fully Coated lens for 1.25\" 31.7mm Astronomic Telescopes" brand: "svbony" price: "140.86 DT" currency: TND in_stock: true reviews_count: 10 category: "Svbony" url: https://www.desertcart.tn/products/208503947-telescope-lens-4mm-telescopes-eyepieces-wide-angle-62-degree-aspheric store_origin: TN region: Tunisia --- # 62° wide-angle aspheric lens for expansive views Fully coated optics for max light transmission 4mm focal length for ultra-high magnification Telescope Lens 4mm Telescopes Eyepieces Wide Angle 62 Degree Aspheric Eyepiece Fully Coated lens for 1.25" 31.7mm Astronomic Telescopes **Brand:** svbony **Price:** 140.86 DT **Availability:** ✅ In Stock ## Summary > 🌠 Unlock the cosmos in stunning detail—because your telescope deserves the best! ## Quick Answers - **What is this?** Telescope Lens 4mm Telescopes Eyepieces Wide Angle 62 Degree Aspheric Eyepiece Fully Coated lens for 1.25" 31.7mm Astronomic Telescopes by svbony - **How much does it cost?** 140.86 DT with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/208503947-telescope-lens-4mm-telescopes-eyepieces-wide-angle-62-degree-aspheric) ## Best For - svbony enthusiasts ## Why This Product - Trusted svbony brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Premium Fully Coated Optics:** Maximize light transmission and contrast for vivid, high-definition celestial observations. - • **Universal 1.25" Compatibility:** Fits seamlessly with any standard 1.25" focuser telescope—upgrade your stargazing setup instantly. - • **Lightweight & Anti-Lost Design:** Weighing just 0.09 lbs with a secure eyepiece recess, it’s built for portability and peace of mind. - • **Immersive Wide-Angle Experience:** 62° aspheric eyepiece offers a distortion-free, expansive field of view to capture star clusters and nebulas. - • **Crystal-Clear Lunar & Planetary Views:** 4mm focal length delivers razor-sharp, high-magnification details of the moon and planets. ## Overview The SVBONY 4mm 62° aspheric eyepiece is a fully coated, lightweight telescope lens designed for high-magnification lunar and planetary observation. Compatible with all standard 1.25" focusers, it delivers ultra-wide, distortion-free views with enhanced light transmission and contrast, making it ideal for detailed exploration of the moon, planets, star clusters, and deep sky objects. ## Description SVBONY 1.25" fully coated eyepiece is perfect for broad field lunar observations medium sized star clusters and wide range of cloudy nebulas;deep sky targets New to star gazing and didn't know what you need to satisfy your needs;here is something can help you make an educated decision;things to consider: Make sure that you know your telescope and how to calculate the optimal magnification for the objects you wish to view;the magnification equation:Magnification=objective focal length/eyepiece focal length Typically;you do not want to exceed 50x per inch of your telescopes diameter or the images will be blurry;for example;you have an 8" lens you get 8x50=400x So research what the best magnification is for the objects you wish to view62 degree apparent field of view: Ultral wide angle for maximum detail and definition across the entire field of view;gets a virtually distortion free imageFully coated optical lenses: FMC glass optics increase light transmittance;enhance details on jupiter;saturn;Mars;venus and get high achromatic imagesThe structure of the optical system: Aspheric eyepiece designed primarily for planetary observation and perfect for deep sky objectsStandard 1.25" fitting diameter: Fits for any astronomical telescope with standard 1.25" focuser;perfect for broad field lunar observations4mm Focal length: Suitable for lunar observation holes;look more closely detailed at the moon's surface and other planet;perfect for viewing the moon and planetsApplaction: Watch the scenery;bright celestial observations;nebula;broad field lunar observations;medium sized star clusters;cloudy nebulas and deep sky targets;viewing the moon and planet and so onPay attention:Don't look directly into the sun;otherwise it will burn the eyesPackage includes: 1xSVBONY 4mm eyepiece Review: Could clearly see Alpha Centauri AB - Good quality, I could see Alpha Centauri A and B both with this eyepiece on the other hand 20mm and 10mm eyepieces couldn't separate this twin star adequately enough. Cons: I found a small dark spot in its optics but it did not hinder the view substantially. Will try it on Jupiter and Saturn asap. Bang for buck Review: Nice to see highly magnified image - Excellent. Center portion CA well controlled. Nice to see highly magnified image, pls note brightness will reduce according to magnification ## Features - Focal length;0.16" 4mm;offer high magnifications;look more closely and more detailed at the moon's surface and other planet; for viewing the moon and planets - Standard 1.25’’ 31.75mm fitting diameter;can be used in any astronomical telescope with a 1.25" focuser;for broad field lunar observations; medium sized star clusters;and a wide range of cloudy nebulas and deep sky targets - Fully coated optics glass eyepieces for excellent image contrast and light transmission;give maximum detail and definition across the entire field of view;highly achromatic;planetary filters enhance details on Jupiter;Saturn;Mars and Venus - 4mm lens only weighs 0.09lb; For lenses with the same refractive index; the 62 degree aspheric eyepiece is thinner and lighter than the spherical eyepiece;designed primarily for planetary observation;perfect for deep sky objects - Wide angle; 4mm 62 degree aspheric eyepiece can get maximum detail and definition across the entire field of view; Anti-lost design; Eyepiece interface recess portion can prevent the loss;Applicable;watch the scenery;bright celestial observations; nebula and so on ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B01J7Z1YV2 | | Best Sellers Rank | #81,405 in Electronics ( See Top 100 in Electronics ) #10 in Telescope Eyepieces | | Box Contents | 1x 4mm eyepiece | | Brand | SVBONY | | Brand Name | SVBONY | | Coating | Fully Coated | | Compatible Devices | Telescope | | Customer Reviews | 4.3 out of 5 stars 895 Reviews | | Eye Piece Lens Description | Kellner | | Field Of View | 62 Degrees | | Finderscope | Reflex | | Focal Length Description | 0.16 inches | | Focus Type | Manual Focus | | Item Dimensions D x W x H | 75D x 40W x 40H Millimeters | | Item Weight | 0.09 Pounds | | Manufacturer | SVBONY | | Manufacturer Part Number | FAUF9301AA | | Model Name | RM | | Model Number | FAUF9301AA | | Mount | Fixed Mount | | Objective Lens Diameter | 70 Millimeters | | Optical Tube Length | 4 Millimeters | | Optical-Tube Length | 4 Millimeters | | Power Source | Manual Operation | | Product Features | Fully Coated Optical Glass Eyepieces, Anti-lost Design | | Telescope Mount Description | Fixed Mount | | UPC | 608560862009 | | Zoom Ratio | 400 multiplier x | ## Product Details - **Brand:** SVBONY - **Eye Piece Lens Description:** Kellner - **Objective Lens Diameter:** 70 Millimeters - **Product Dimensions:** 75D x 40W x 40H Millimeters - **Telescope Mount Description:** Fixed Mount ## Images ![Telescope Lens 4mm Telescopes Eyepieces Wide Angle 62 Degree Aspheric Eyepiece Fully Coated lens for 1.25" 31.7mm Astronomic Telescopes - Image 1](https://m.media-amazon.com/images/I/61ZE50-UxyL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Could clearly see Alpha Centauri AB *by A***N on 17 June 2024* Good quality, I could see Alpha Centauri A and B both with this eyepiece on the other hand 20mm and 10mm eyepieces couldn't separate this twin star adequately enough. Cons: I found a small dark spot in its optics but it did not hinder the view substantially. Will try it on Jupiter and Saturn asap. Bang for buck ### ⭐⭐⭐⭐⭐ Nice to see highly magnified image *by A***R on 5 March 2018* Excellent. Center portion CA well controlled. Nice to see highly magnified image, pls note brightness will reduce according to magnification ### ⭐⭐⭐⭐ Good easy to use *by B***H on 17 March 2021* Nice to eye relief ## Frequently Bought Together - SVBONY Eyepieces 4mm Telescopes Lens Wide Angle 62 Degree Aspheric Eyepiece HD Fully Coated Telescope Accessory for 1.25 inches Astronomic Telescopes - SVBONY Telescope Barlow Lens 5X, 1.25 Inch Telescope Accessory, Fully Multi Coated Broadband Green Film Barlow Lens 5X for Astronomy & Astrophotography - SVBONY Universal Cell Phone Adapter Mount Telescope Phone Mount for Binocular Monocular Spotting Scope Telescope Support Eyepiece Diameter 25 to 48mm --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.tn/products/208503947-telescope-lens-4mm-telescopes-eyepieces-wide-angle-62-degree-aspheric](https://www.desertcart.tn/products/208503947-telescope-lens-4mm-telescopes-eyepieces-wide-angle-62-degree-aspheric) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-08-26*