High-quality materials: Germany imported professional PC (polycarbonate) as a lens, adding a strong filter factor, can effectively filter arc, infrared and laser lines frame is ultra-light material, ultra-thin design, comfortable to wear. . Safety: Suitable for all kinds of lasers, laser pointers, comfortable to wear, beautiful, safe and reliable. It protects lasers and glare from 650-660 nm in all directions. Suitable for all kinds of laser equipment. The visible light transmittance exceeds 70%. The optical density is 5.0 or higher. . Quality: The surface is not afraid of wear and tear, even if there are scratches, it will not affect the safety protection. Lasers are harmful to the human eye. This goggle is a good helper for wavelengths between 200 and 2000 nm. It protects the eyes from laser and high-intensity light. . Applicable people: laser operators, computer operators, drivers, gas welders, welders, high temperature furnace operators, medical or industrial personnel operating X-ray fluoroscopy, color blind people and all people exposed to strong light, ultraviolet radiation. . Applicable instruments: Suitable for UV lasers, excimer lasers, neodymium glass lasers, semiconductor lasers, CO lasers, yttrium-doped garnet lasers, ruby lasers, CO2 lasers, gallium arsenide lasers and other laser protection. .