• 1.59 Photochromic Gray HMC Optical lenses

    1.59 Photochromic Gray HMC Optical lenses

    PC, chemically known as polycarbonate, is an environmentally friendly engineering plastic. PC material features: light weight, high impact strength, high hardness, high refraction index, good mechanical properties, good thermoplasticity, good electrical insulation performance, no pollution to the environment and other advantages. PC is widely used in Cdvcddvd disc, auto parts, lighting fixtures and equipment, glass Windows in the transportation industry, electronic appliances, medical care, optical communication, eyeglass lens manufacturing and many other industries.