--- product_id: 741132856 title: "CO2 Focus lens (D:18mm FL:50.8mm)" brand: "cloudray" price: "₨1658" currency: SCR in_stock: true reviews_count: 5 category: "Cloudray" url: https://www.desertcart.sc/products/741132856-co2-focus-lens-d-18mm-fl-50-8mm store_origin: SC region: Seychelles --- # Exact 50.8mm focal length Precision 18mm diameter Durable ZnSe material CO2 Focus lens (D:18mm FL:50.8mm) **Brand:** cloudray **Price:** ₨1658 **Availability:** ✅ In Stock ## Summary > 🎯 Sharpen your vision, elevate your optics game! ## Quick Answers - **What is this?** CO2 Focus lens (D:18mm FL:50.8mm) by cloudray - **How much does it cost?** ₨1658 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.sc](https://www.desertcart.sc/products/741132856-co2-focus-lens-d-18mm-fl-50-8mm) ## Best For - cloudray enthusiasts ## Why This Product - Trusted cloudray brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Trusted by Pros:** 4.6-star rating from 197 expert users—join the elite - • **Premium ZnSe Build:** High-quality Zinc Selenide lens for superior infrared transmission - • **Crystal-Clear Focus:** Optimized 50.8mm focal length for razor-sharp imaging - • **Compact & Lightweight:** Only 20 grams—easy to integrate without bulk - • **Versatile Compatibility:** Perfect fit for 100W Omtech and thermal imaging cameras ## Overview The Cloudray CO2 Focus Lens (D:18mm FL:50.8mm) is a precision-engineered ZnSe meniscus lens designed for high-performance infrared and thermal imaging applications. Lightweight at just 20 grams, it offers exceptional clarity and durability, making it a top choice for professionals using 100W Omtech lasers and thermal cameras. Backed by a 4.6-star rating from nearly 200 users, this lens ensures reliable, crystal-clear focus for advanced optical setups. ## Description Cloudray Review: Great lens - Worked great in my 100w omtech Review: Perfekte Linse für Wärmebildkammera - Perfekt als Linse für eine Wärmebildkamer ## Features - Cloudray ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07B8X7T7G | | Brand | Cloudray | | Brand Name | Cloudray | | Customer Reviews | 4.6 out of 5 stars 197 Reviews | | Item Weight | 20 Grams | | Item weight | 20 Grams | | Manufacturer | Cloudray | | Manufacturer Part Number | China PVD ZnSe Lens | | Material | ZnSe | | Material Type | ZnSe | | Model Number | PVD ZnSe D18 F50.8 ET2 (Meniscus) | | UPC | 669819730395 | | Unit Count | 1.0 Count | | Unit count | 1.0 Count | ## Product Details - **Brand:** Cloudray - **Item weight:** 20 Grams - **Material:** ZnSe - **UPC:** 669819730395 - **Unit count:** 1.0 Count ## Images ![CO2 Focus lens (D:18mm FL:50.8mm) - Image 1](https://m.media-amazon.com/images/I/41RhnxV-+lL.jpg) ## Questions & Answers **Q: Will this fit a Omtech 70 watt that used 18mm with 2" focal?** A: It fits my OMTECH AD2440 100Watt. It should fit yours. Measure the diameter of your current lens. **Q: Is this a meniscus lens?** A: Yes. That is meniscus lens. **Q: What is the actual delivery date?** A: This specification of 18-50.8 is delivered by Amazon. It is available in the Amazon warehouse in the United States. Normally it takes about 3-10 days. **Q: Which side should face work ? Convex or concave ?** A: The convex side of the lens faces upward, and the concave side faces the sculpture, the wavelength is 10.6um ## Customer Reviews ### ⭐⭐⭐⭐⭐ Great lens *by R***G on 3 June 2025* Worked great in my 100w omtech ### ⭐⭐⭐⭐⭐ Perfekte Linse für Wärmebildkammera *by R***L on 18 December 2025* Perfekt als Linse für eine Wärmebildkamer ### ⭐⭐⭐⭐⭐ Cloudray CO2 Laser Focus Lens China PVD ZnSe Dia.18mm FL 50.8mm per macchina da taglio *by G***O on 2 November 2024* La lente di messa a fuoco Cloudray CO₂ con diametro di 18 mm e lunghezza focale di 50,8 mm è progettata per ottimizzare le prestazioni delle macchine da taglio laser CO₂. Realizzata in seleniuro di zinco (ZnSe) con rivestimento PVD, offre un'elevata trasmissione laser e resistenza. Caratteristiche Principali: Materiale di Qualità: Il seleniuro di zinco (ZnSe) garantisce eccellenti proprietà ottiche e durata nel tempo. Rivestimento PVD: Il rivestimento Physical Vapor Deposition migliora la resistenza ai graffi e la trasmissione del laser. Dimensioni Standard: Con un diametro di 18 mm e una lunghezza focale di 50,8 mm, è compatibile con molte macchine da taglio laser CO₂. Esperienza d'Uso: Dopo aver installato questa lente sulla mia macchina da taglio laser CO₂, ho notato un miglioramento significativo nella precisione e nella qualità dei tagli. La trasmissione del laser è risultata ottimale, riducendo le perdite di potenza. Inoltre, la lente ha dimostrato una buona resistenza all'usura anche dopo utilizzi prolungati. Pro: Alta Trasmissione: Riduce le perdite di potenza, migliorando l'efficienza del taglio. Durabilità: Resistente ai graffi e all'usura, garantendo una lunga durata. Compatibilità: Adatta a diverse macchine da taglio laser CO₂ grazie alle dimensioni standard. Contro: Prezzo: Potrebbe essere più costosa rispetto ad altre lenti sul mercato. Manutenzione: Richiede una pulizia accurata per mantenere le prestazioni ottimali. Conclusione: La lente di messa a fuoco Cloudray CO₂ da 18 mm e 50,8 mm è un componente di alta qualità che può migliorare significativamente le prestazioni delle macchine da taglio laser CO₂. Nonostante il costo leggermente superiore, la sua durabilità e l'efficienza nella trasmissione del laser la rendono un investimento valido per professionisti e appassionati del settore. ## Frequently Bought Together - Cloudray CO2 Laser Lens 18mm Laser Mirror CO2 Laser Focal Lens CO2 Focus Lens,PVD ZnSe for CO2 Laser Engraving Cutting Machine,Laser Cutter 30W-100W,Dia 18mm FL50.8mm - Cloudray Laser Si Reflective Lens Gold Plated Mirror 25mm for CO2 Laser Engraving & Cutting, 3PCS - Cloudray Mo Mirror Dia 19.05mm (0.75 Inch) Thk 3mm (0.12 Inch) for CO2 Laser Engraving Cutting Machine Pack of 3PCS --- ## 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.sc/products/741132856-co2-focus-lens-d-18mm-fl-50-8mm](https://www.desertcart.sc/products/741132856-co2-focus-lens-d-18mm-fl-50-8mm) --- *Product available on Desertcart Seychelles* *Store origin: SC* *Last updated: 2026-07-03*