1High degree of protection, the appearance is clear and exquisite,the light is transparent. 2The protective glassed has no optical distortion or scratches. 3Widely used in laser processing manufacturing, laser alignment calibration engineering, laser cosmetic treatment and etc. 4Well-selected international high-quality PC materials, using European CE and US FDA standards, exquisite injection molding. 5For laser processing equipment and devices, YAG laser 1064nm, fiber laser 1070nm.1080nm.1100nm laser cutting machine, high power laser processing equipment. 6Covers 850-1300nm, wide coverage in the near infrared.