The N-YG5-52 Laser Safety Glasses are for Infrared lasers with wavelengths of 190-400nm OD5+, 1025-1075nm OD5+, 1035-1070nm OD6+ and 1045-1065nm OD7+. It has a Rimmed frame with grey color polymer lenses that has a 55% VLT (visible light transmission). The Rimmed frame has unmatched protection, comfort, and style, offering sleek styling that fits comfortably over prescription frames or can be worn as a stand-alone spectacle. This model is CE certified. Meets ANSI Z136.1 and EN207.