ESS Crossbow LPL-5+ Replacement Lenses Laser. 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 42percent photopic (daytime) and 18percent scotopic (nighttime) the LPL-5+ allows enough light transmittance to be used in darker nighttime conditions. Available in full eyeshields and goggles as well as replacement lenses to configure your current ESS frames. Features: This LPL-5+ replacement lens for the Crossbow eyeshield is built from extra-thick 2.4mm high-impact polycarbonate. ESS ClearZone FlowCoat technology is engineered to eliminate fog inside the lens and prevent scratches outside. The Crossbow's DedBolt Lens Lock system allows for rapid lens interchange. Crossbow replacement lenses are available in Clear Smoke Gray in Hi-Def Yellow Hi-Def Copper Hi-Def Bronze Polarized Gray and Laser Protective (LPL). Crossbow replacement lenses are compatible with both Crossbow Tri-Tech Fit frames (for normal use) and Crossbow Suppressor frames (for use with ear cup hearing protection and communications gear). All Crossbow replacement lenses include a black Low-Pro Nosepiece and a protective flannel sleeve. Specifications for ESS Crossbow LPL-5+ Replacement Lenses: Manufacturer: ESS Lens Color: Laser Fit: ESS Crossbow Package Contents: ESS Crossbow Repl Lens Laser Lpl-5 ESS 103-557-002: Crossbow LPL-5+ Replacement Lenses Laser