LLXBFNMC CO2 Laser Lens ZnSe 20mm Laser Lens for CO2 Laser Engraving Cutting Machine (FL 50.8mm(2 inches))
$24.90
Description
Material: High Quality CVD Znse.Diameter: 20mm/0.79"; Focal Length:50.8mm/2"; Thickness: 2mm/0.07".Shape: Meniscus; Transmittance: ≥99.5%.Superb Coating Process: Double-sided Solid Coating. Wiping Resistance. Long Working Life.Usage: It can be used for CO2 laser engraving and cutting well.
