--- product_id: 67251545 title: "110V 50W Optical Hand Edger Manual Water Injection Lens Grinder Single Wheel" brand: "techtongda optometry equipment" price: "€ 449.34" currency: EUR in_stock: true category: "Techtongda Optometry Equipment" url: https://www.desertcart.gr/products/67251545-110v-50w-optical-hand-edger-manual-water-injection-lens-grinder store_origin: GR region: Greece --- # 110V power for consistent performance Manual water injection ensures precise cooling Reversible grinding wheel direction for versatility 110V 50W Optical Hand Edger Manual Water Injection Lens Grinder Single Wheel **Brand:** techtongda optometry equipment **Price:** € 449.34 **Availability:** ✅ In Stock ## Summary > 💎 Edge your lenses like a pro — precision, power, and polish in one sleek machine! ## Quick Answers - **What is this?** 110V 50W Optical Hand Edger Manual Water Injection Lens Grinder Single Wheel by techtongda optometry equipment - **How much does it cost?** € 449.34 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.gr](https://www.desertcart.gr/products/67251545-110v-50w-optical-hand-edger-manual-water-injection-lens-grinder) ## Best For - techtongda optometry equipment enthusiasts ## Why This Product - Trusted techtongda optometry equipment brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Durable 50W Motor:** Reliable 110V, 50W motor delivers steady power for smooth, consistent lens edging every time. - • **Compact & Stable Design:** Fits perfectly on any stable desk with a compact footprint, ideal for professional optical workshops. - • **Precision Cooling System:** Manual water injection with controlled drip rate keeps lenses cool and prevents damage during grinding. - • **User Safety & Maintenance:** Safety features include grinding wheel protection and easy wheel reconditioning with oilstone stick to extend tool life. - • **Dual-Function Grinding Wheel:** Choose between rough and fine grinding with Model W or add V-shaped slot refinement with Model WV for professional edge finishing. ## Overview The 110V 50W Optical Hand Edger is a manual lens grinding machine designed for precise edge finishing using a water injection cooling system. Featuring a reversible grinding wheel with options for rough, fine, and V-shaped slot grinding, it ensures professional-quality lens edges. Its compact design fits stable workspaces, while safety and maintenance features maximize durability and user protection. ## Description When this machine is to be used, connet the hose with the adaptor of the lower water can. The place the lower water can onto the bottom of the machine(the water can run out either in the front or at the back)and lead the drain pipe to the sewer tunnel Place the upper water can on the top of the machine and let in the clean water. When the machine is used for the first time, take the sponge out from under the water valve, put it into the water, press it with your hand and the put it back in its original place after it absorbs enough water. Open the water valve and let the water drip at 80-100 drops a minute. Then turn on the switch. The machine is ready to be used. If Model W grinding wheel is choosen, the right side will be rough ground ,and the left side fine ground. When Model WV grinding wheel is chosen the result with be the same, but there is also a V-shaped solt to refine the lens After the machine is used for a period of time, take the lower water can out and clean it in case the draining hole should be blocked. When the grinding wheel has been used for a period of time, grinding fatigue will appear(failing to grind in).In this case, use the oilstone stick to recondition the wheel. While this is being done, open the water valve The reversible button on the left side of the machine is a backward or forward adjustor(not used often).When it is required to run in normal direction or opposite direction, the chief power switch should be turned off or machine will be damaged. Item Included 1 set of 110v Hand edger Manual lens edger (153134) ## Features - 1)Open the carton, and take the machine wrapped in the foamed plastics Take the machine out carefully and place it on a big enough and quite stable desk - 2)Don't use this machine for any other purpose than hand-grinding the edge of lens - 3)While the machine is working, don't touch the grinding wheel to avoid getting injured - 4)Don't place the machine i high temperature or leave it exposed to strong sunlight. - 5)If the machine is left idle for a period of time, please remove the plug out of the wall socket. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07BF5H26X | | Customer Reviews | 4.0 4.0 out of 5 stars (2) | | Date First Available | March 13, 2018 | | Is Discontinued By Manufacturer | No | | Manufacturer | CN | | Package Dimensions | 17 x 12 x 11 inches | ## Images ![110V 50W Optical Hand Edger Manual Water Injection Lens Grinder Single Wheel - Image 1](https://m.media-amazon.com/images/I/419d0pvdw5L.jpg) ![110V 50W Optical Hand Edger Manual Water Injection Lens Grinder Single Wheel - Image 2](https://m.media-amazon.com/images/I/41cLtqhBHcL.jpg) ![110V 50W Optical Hand Edger Manual Water Injection Lens Grinder Single Wheel - Image 3](https://m.media-amazon.com/images/I/41tOk1+EAUL.jpg) ![110V 50W Optical Hand Edger Manual Water Injection Lens Grinder Single Wheel - Image 4](https://m.media-amazon.com/images/I/416Bj4SSfiL.jpg) --- ## 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.gr/products/67251545-110v-50w-optical-hand-edger-manual-water-injection-lens-grinder](https://www.desertcart.gr/products/67251545-110v-50w-optical-hand-edger-manual-water-injection-lens-grinder) --- *Product available on Desertcart Greece* *Store origin: GR* *Last updated: 2026-09-21*