Wavelength: 200nm-2000nm, broad spectrum protection; Visible light transmittance: <15%; Safety glasses for violet, blue and infrared laser exposure; high-quality polycarbonate lens, light weight frame. Wavelength: 200nm-2000nm broad spectrum protection, block over 99.9% of the UV-A and UV-B rays. Optical density: OD 4+; Visible light transmittance: <15%. High quality polycarbonate lens, anti scratch. Light weight frame with soft arms. Compatible with violet, red and infrared laser light, eyes protection for laser hair removal, tanning and red light therapy. Packing List: Goggles with Case and Clean Cloth