--- product_id: 207943501 title: "- Optical Digital Pupilometer with Memory Function LCD Pupil Distance Meter Diopter Compensation PD Measurement Tool for Eyes CE Approved (LY-9A)" brand: "huanyu" price: "HK$1685" currency: HKD in_stock: true reviews_count: 7 url: https://www.desertcart.hk/products/207943501-optical-digital-pupilometer-with-memory-function-lcd-pupil-distance-meter store_origin: HK region: Hong Kong --- # 30cm to ∞ adjustable range ±0.1mm precision Auto power-off & memory - Optical Digital Pupilometer with Memory Function LCD Pupil Distance Meter Diopter Compensation PD Measurement Tool for Eyes CE Approved (LY-9A) **Brand:** huanyu **Price:** HK$1685 **Availability:** ✅ In Stock ## Summary > 👁️‍🗨️ Measure with precision, lead with confidence. ## Quick Answers - **What is this?** - Optical Digital Pupilometer with Memory Function LCD Pupil Distance Meter Diopter Compensation PD Measurement Tool for Eyes CE Approved (LY-9A) by huanyu - **How much does it cost?** HK$1685 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.hk](https://www.desertcart.hk/products/207943501-optical-digital-pupilometer-with-memory-function-lcd-pupil-distance-meter) ## Best For - huanyu enthusiasts ## Why This Product - Trusted huanyu brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Versatile Distance Settings:** Customize your measurement distance from 30cm to infinity to suit any optical scenario effortlessly. - • **Smart Memory & Auto Power-Off:** Never lose your last measurement with automatic memory and save battery life with 3-minute auto shutdown. - • **Pinpoint Precision Measurement:** Adjustable accuracy down to ±0.1mm ensures your PD readings are ultra-reliable for perfect eyewear fit. - • **CE Certified Quality & Durability:** Waterproof design and CE approval guarantee professional-grade reliability you can trust. - • **Enhanced Visual Acuity Compensation:** Built-in +2.00d diopter compensation for precise adjustments tailored to your vision needs. ## Overview The Huanyu LY-9A Digital Pupilometer is a CE-approved, high-precision PD measurement tool featuring adjustable accuracy up to ±0.1mm, a versatile 30cm to infinity measurement range, and smart memory with auto power-off. Designed for professionals, it offers diopter compensation and a waterproof build, making it an essential device for accurate, reliable optical measurements. ## Description Click to view Click to view Click to view Click to view Click to view Click to view Click to view We are committed to developing and producing professional glasses processing machines, hoping to bring portability to your work. Huanyu is a comprehensive company dedicated to building high-quality brands and service-oriented. The products it produces and sells cover many categories: and the is one of our major categories. Each category has a dedicated production and sales department responsible for manufacturing and promotion, as well as a complete after-sales service system. You can shop here with confidence! ## Features - 【Simple and accurate】Compared with those printable rulers, our digital PD meter adopts high precision sensor and advanced intelligent electronic system to display the measurement results digitally, which is intuitive, accurate and easy to operate. (Please bring your own 2 AA batteries, Not Included in the package) - 【Measuring accuracy plus to minus 0.1/0.2/0.5mm adjustable】: According to the accuracy requirements of the actual glasses, set the measurement step increment, that is, accuracy, instead of fixed 0.5mm, the measurement results of Huanyu PD measuring tool is more reliable - 【30cm to ∞ adjustable vision distance】The 9A pupil distance meter can set 30cm, 40cm, 50cm, 1m, 2m, ∞ and other different vision distance gears - 【Multifunctional】Our pupillometer also has the following functions: Stop using for 3 minutes automatically shut down; Shutdown automatic memory last value (No machine operation during this period); 0.5 to 3.0 degree LCD lamp brightness adjustable; plus 2.00d visual acuity compensation - For non-consumable and non human damaged accessories, we will resend a new one for customers to replace ## Technical Specifications | Specification | Value | |---------------|-------| | Asin | B07FG7YMZF | | Batteries Are Included | No | | Battery Description | Alkaline | | Best Sellers Rank | #215,898 in Industrial & Scientific (See Top 100 in Industrial & Scientific) #85 in Lab Photometers & Light Meters #669 in Multi Testers | | Brand Name | Huanyu | | Color | LY-9A | | Customer Reviews | 4.4 4.4 out of 5 stars (52) 4.4 out of 5 stars | | International Protection Rating | CE | | Item Dimensions L X W X H | 6.5"L x 2.5"W x 8.7"H | | Item Type Name | pupillometer | | Item Weight | 0.7 Kilograms | | Manufacturer | Huanyu | | Manufacturer Part Number | WJJ-210A | | Material Type | Plastic | | Measuring Range | 30cm to infinity | | Model Number | LY-9A | | Sport Type | Sailing | | Unit Count | 1.0 Count | | Water Resistance Level | Waterproof | ## Product Details - **Brand:** Huanyu - **Are Batteries Included:** No - **Color:** LY-9A - **Material:** Plastic - **Item Weight:** 0.7 Kilograms ## Images ![- Optical Digital Pupilometer with Memory Function LCD Pupil Distance Meter Diopter Compensation PD Measurement Tool for Eyes CE Approved (LY-9A) - Image 1](https://m.media-amazon.com/images/I/61WO4llRMQL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Excelente *by on Reviewed in the United States August 1, 2020* Excelente equipo y muy buen precio!! ### ⭐⭐⭐⭐⭐ Great pupilometer *by on Reviewed in the United States October 14, 2021* I am a seasoned Optician and looking to replace an old pupilometer. Hate spending on a pd stick and pen light. This little machine did not disappoint. Easy, accurate, dependable, and works every single time. Buy it! ### ⭐⭐⭐⭐⭐ Excelente *by on Reviewed in Mexico November 19, 2021* Es buena calidad, tengo el de Essilor, y este no le pide nada ## Frequently Bought Together - Huanyu Optical Digital Pupilometer with Memory Function LED Pupil Distance Meter Diopter Compensation PD Measurement Tool for Eyes CE Approved (LY-9A) - Huanyu Optical Digital Pupilometer 50-80mm Pupillometers Automatic Shut-Down PD Meter with Memory Function Pupil Meter CE Approved (LY-9C) --- ## 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.hk/products/207943501-optical-digital-pupilometer-with-memory-function-lcd-pupil-distance-meter](https://www.desertcart.hk/products/207943501-optical-digital-pupilometer-with-memory-function-lcd-pupil-distance-meter) --- *Product available on Desertcart Hong Kong* *Store origin: HK* *Last updated: 2026-08-10*