CLT Crystal Lens Technology

Class [9]
Computer & Software Products & Electrical & Scientific Products

Devices and apparatus for protecting the human eye against radiation, particularly protective eyewear, visors for helmets, particularly visors for welding helmets; screens, deflectors, hoods and helmets for welders, sunglasses; optical filters, particularly absorption filters, interference filters, reflector filters, infrared filters, ultraviolet filters, polarizing filters; transmittance-controllable optical filters and optical filter sets; automatic devices for controlling radiation transmittance of optical filters and optical filter sets.