SK-UB-4 190nm-490nm O.D4+ UV Blue Laser Protective Goggles Safety Glasses CE Review Posted by DarlingOtter May 10, 2018 in Safety Goggles and Glasses Description: Protect wavelength: 190- 490nm Nd:YAG 266nm OD=4+ He-Cd 441.6nm OD=4+ 450nm 473nm OD=4+ OD: 4+ CE certificated Eye Protection laserlands Personal Protective Equipment Safety & Security Tools & Home Improvement