ESS Influx Repl Lens Laser LPL-5+ Safety Glasses Laser LPL-5+ Unisex 101-289-010. ESS LPL-5+ lenses protect against visible green lasers at a 532nm wavelength (2.5 OD) and visible blue violet lasers at 405-445nm wavelengths (1.5+ OD). At a VLT of...