Laser Safety Glasses White Spectacle Frame Glass Lens Clear 72% VLT. 205 laser filter was primarily developed for protection from multiple lasers wavelengths (980 nm, 1064 nm, 2780 nm, 2940 nm). Optical Density (OD) Specifications: OD 5+ @ 950-1000 nm OD 7+ @ 1000-1600 nm OD 5+ @ 1600-2400 nm OD 4+ @ 2400-2900 nm OD 5+ @ 2900-10600 nm Visible Light Transmission (VLT): 72%