--- product_id: 44827578 title: "20mm CO2 Laser Mirror Si Reflective Lens - Gold-coated 3PCS for Laser Machine" brand: "cncoletech" price: "€ 66.56" currency: EUR in_stock: true category: "Cncoletech" url: https://www.desertcart.gr/products/44827578-20mm-co2-laser-mirror-si-reflective-lens-gold-coated-3pcs store_origin: GR region: Greece --- # 99.8% infrared reflectivity 20mm precision diameter 5-layer durable gold coating 20mm CO2 Laser Mirror Si Reflective Lens - Gold-coated 3PCS for Laser Machine **Brand:** cncoletech **Price:** € 66.56 **Availability:** ✅ In Stock ## Summary > ✨ Reflect your laser’s true power with gold-grade precision! ⚡ ## Quick Answers - **What is this?** 20mm CO2 Laser Mirror Si Reflective Lens - Gold-coated 3PCS for Laser Machine by cncoletech - **How much does it cost?** € 66.56 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/44827578-20mm-co2-laser-mirror-si-reflective-lens-gold-coated-3pcs) ## Best For - cncoletech enthusiasts ## Why This Product - Trusted cncoletech brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Versatile Compatibility:** Ideal replacement for K9 mirrors in K40 and other 40W laser machines, expanding your upgrade options. - • **Maximized Laser Efficiency:** Reflectivity up to 99.8% at 10600nm minimizes power loss and boosts output. - • **Premium Vacuum-Sealed Packaging:** Prevents oxidation and corrosion, guaranteeing pristine condition on arrival. - • **Precision Engineered 20mm Diameter:** Fits perfectly in 40-400W CO2 laser machines for seamless integration. - • **Ultra-Durable 5-Layer Gold Coating:** Ensures long-lasting performance even under extreme heat and harsh environments. ## Overview The CNCOLETECH 20mm CO2 Laser Mirror features a gold-plated silicon surface with a 5-layer coating that delivers 99.8% reflectivity at 10600nm wavelength. Designed for 40-400W CO2 laser machines, this 3-piece set offers exceptional durability, heat resistance, and precision, ensuring enhanced laser efficiency and longevity. Vacuum-sealed packaging protects against oxidation, making it a reliable upgrade for professional-grade laser engraving and cutting. ## Description Buy CNCOLETECH 20mm CO2 Laser Mirror Si Reflective Lens - Gold-coated 3PCS for Laser Machine: Engraving Machines & Tools - desertcart.com ✓ FREE DELIVERY possible on eligible purchases ## Features - 〖Laser Mirror Size〗Diameter: 20mm/0.79", Thickness: 3mm/0.12", Shape: plane. - 〖Excellent Material & Exquisite Coating Technology〗Gold-Plated silicon, 5 layers Coated gold film, Coating is durable. Superb coating art, precision slicing, polishing and grinding process, high heat resistance, adapt to work under harsh environment, long working life. - 〖High Reflectivity〗CNCOLETECH's Si laser reflective lens has super optical performance and fast heat dissipation, high working efficiency, and minimizes light loss caused by reflection. Reflectivity to infrared light is up to 99.8% at 10600nm wavelength, minimizing power loss from the laser tube to the the worktop. - 〖Widely Application〗Si laser mirror is suitable for 40-400W CO2 laser machines. It's great replacement laser lens to the K9 mirror for K40 and other 40W machine. - 〖Package〗3PCS 20mm CO2 laser mirror kit. Single piece independent packaging, Adopt closed vacuum packaging to prevent oxidation and corrosion. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B01DP2HV5Q | | Best Sellers Rank | #85,655 in Arts, Crafts & Sewing ( See Top 100 in Arts, Crafts & Sewing ) #181 in Jewelry Making Engraving Machines & Tools | | Brand Name | CNCOLETECH | | Color | Gold | | Customer Reviews | 4.7 4.7 out of 5 stars (286) | | Item Weight | 0.03 kg | | Manufacturer | Shanghai Top Nine Industrial Co.,Ltd | | Manufacturer Part Number | 43188-284907 | | Material Type | Gold-Plated Silicon | | Model Number | 43188-284907 | | Number of Items | 3 | | Operation Mode | Automatic | | Style Name | Industrial | ## Product Details - **Brand:** CNCOLETECH - **Color:** Gold - **Item Weight:** 0.03 kg - **Material:** Gold-Plated Silicon - **Style:** Industrial ## Images ![20mm CO2 Laser Mirror Si Reflective Lens - Gold-coated 3PCS for Laser Machine - Image 1](https://m.media-amazon.com/images/I/81+52briMcL.jpg) ![20mm CO2 Laser Mirror Si Reflective Lens - Gold-coated 3PCS for Laser Machine - Image 2](https://m.media-amazon.com/images/I/61UwHnKGAXL.jpg) ![20mm CO2 Laser Mirror Si Reflective Lens - Gold-coated 3PCS for Laser Machine - Image 3](https://m.media-amazon.com/images/I/71lh5TwwN3L.jpg) ![20mm CO2 Laser Mirror Si Reflective Lens - Gold-coated 3PCS for Laser Machine - Image 4](https://m.media-amazon.com/images/I/61kSNJAYGmL.jpg) ![20mm CO2 Laser Mirror Si Reflective Lens - Gold-coated 3PCS for Laser Machine - Image 5](https://m.media-amazon.com/images/I/61K--P-RW0L.jpg) ## Available Options This product comes in different **Size** options. ## Frequently Bought Together - CNCOLETECH 20mm CO2 Laser Mirror Si Reflective Lens - Gold-coated 3PCS for Laser Machine - CNCOLETECH CO2 Laser Lens 18mm Mirror Focus Lens PVD ZnSe FL 50.8mm / 2" for CO2 Laser Engraving Cutting Machine 30W-100W - Cloudray 12/18mm FL50.8 & 16mm FL25.4 Laser Head With Air Assist For K40 Laser Engraver Cutter --- ## 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/44827578-20mm-co2-laser-mirror-si-reflective-lens-gold-coated-3pcs](https://www.desertcart.gr/products/44827578-20mm-co2-laser-mirror-si-reflective-lens-gold-coated-3pcs) --- *Product available on Desertcart Greece* *Store origin: GR* *Last updated: 2026-08-10*