1.ZnSe laser focus lenses Widely Used for laser processing,such as cutting,drilling, Welding sculpture,and kinds of laser cutter system. 2.Can Endure High power density,stable coating,Wipe-resistant,two-sided anti-reflecting film, location of 10.6�¼mâ?¥99.5% 3.Optimum design from diffraction and aberration,A series of products have been developed to minimize the diameter of actual focusing spot under the same focal length. Material: ZnSe From China Coating band: 10.6�¼m Diameter Toleranceï¼?+0/-0.13mm Thickness Tolerance ±0.25mm Focus length Tolerance