Protective bands nm: 190-380 and 600-760. Applicable laser and wavelength: Quadruple frequency Nd: YAG laser 266nm 0D=5 He Ne laser 632.8nm OD=5 Ruby laser 694nm OD=5 Alexandrite laser 755nm OD=4 . Optical density: OD=5. It has good shielding to the dazzling white light generated in the operation of the laser.. CE certification.
