![Amazon.com: MCWlaser ZnSe Lens for Co2 Laser Engraver Cutter 40W 50W 60W 80W 100W D: 18mm FL: 3" 76.2mm : Arts, Crafts & Sewing Amazon.com: MCWlaser ZnSe Lens for Co2 Laser Engraver Cutter 40W 50W 60W 80W 100W D: 18mm FL: 3" 76.2mm : Arts, Crafts & Sewing](https://m.media-amazon.com/images/I/61Y+l9ZTsCL._AC_UF350,350_QL80_.jpg)
Amazon.com: MCWlaser ZnSe Lens for Co2 Laser Engraver Cutter 40W 50W 60W 80W 100W D: 18mm FL: 3" 76.2mm : Arts, Crafts & Sewing
![Amazon.com: MCWlaser ZnSe Lens for Co2 Laser Engraver Cutter 40W 50W 60W 80W 100W D: 18mm FL: 3" 76.2mm : Arts, Crafts & Sewing Amazon.com: MCWlaser ZnSe Lens for Co2 Laser Engraver Cutter 40W 50W 60W 80W 100W D: 18mm FL: 3" 76.2mm : Arts, Crafts & Sewing](https://m.media-amazon.com/images/I/51tOfpVmUqL._AC_UF894,1000_QL80_.jpg)
Amazon.com: MCWlaser ZnSe Lens for Co2 Laser Engraver Cutter 40W 50W 60W 80W 100W D: 18mm FL: 3" 76.2mm : Arts, Crafts & Sewing
![CO2 laser focus lenses… and Laser head size… does size matter - Community Laser Talk - LightBurn Software Forum CO2 laser focus lenses… and Laser head size… does size matter - Community Laser Talk - LightBurn Software Forum](https://forum.lightburnsoftware.com/uploads/default/original/3X/d/6/d6d14466bef290bd3d0b94b93c07ed9ac515bcd3.png)