The G70111 is for Argon and NdGa:YAG laser wavelengths. Flex Seal Goggle frame with brown color polycarbonate lenses. Glendale's polymer Diffused Viewing Only (DVO) designed eyewear maximizes visibility, with lightweight frame designs while providing unsurpassed attenuation for the entire range of laser wavelengths. 8 % VLT (visible light transmission). Flex Seal Goggles fits easily over prescription eyewear. Its silicone seal provides maximum comfort and airtight seal, with minimized fogging via ventilation. Meets ANSI Z136.1 and EN207. CE Certified.