Optical Lens, Polycarbonate Lenses, Rx Lenses manufacturer / supplier in China, offering 1.56 Semi Finished Progressive Photochromic Grey Hard Coated Resin Optical Eyeglasses Lens, High Quality 1.56 Sf Progressive Photochromic Grey Hc Resin Optical Glasses Lens, High Quality Semi-Finished 1.61 Progressive Multifocal UV Protection Optical Lens and so on.