20mm Double Side Film ZnSe Focus Focal Lens FL 50.8mm for CO2 Engraver Cutter Marker 10PCS

Descripción

Features: 1.Every product has a unique Manufacturing Part Number label on the inner package that proves it has been qualified,which include Part Number,Model Number and inspection date information. 2.If you have any questions about the item,please provide us the Manufacturing Part Number for checking,your profits will be guaranteed. 3.Double-side film,the filterability can reach 99%. 4.CO2 focusing lens is widely used inprocessing for example, cutting, drilling, sculpture, engraving and system. 5.Film is solid, resistant to wipe. 6.Focus lens, spare parts of engraver,engraving machine, cutting machine. Specification: Material:Znse Lens Type:plano-convex Design Wavelength: 10.6¦Ìm Diameter: 20mm Focal length: 50.8mm Edge Thickness: 2.5mm Dimension:20 x 3.2mm/0.79 x 0.13"(Dia x T) Color:Yellow Package Include: 10 x ZnSe Focal Lens