Photogrey, Photochromic, Finished Lens manufacturer / supplier in China, offering Finished / 1.56 Photogrey Hmc / Single Vision / Optical Lens, Semi-Finished / 1.523 Mineral Pgx / Progressive / Optical Lens, Finished/ Cr-39 1.499/ Hc/ Hmc/ Polarized/ Optical Lens and so on.