Optical Lens, Polycarbonate Lenses, Rx Lenses manufacturer / supplier in China, offering 1.591 Polycarbonate Flat Top Bifocal Photochromic Photogrey, PC FT Optical Glasses Lens, 1.56 UV+420 Single Vision Photochromic Grey Hmc 70mm Resin Optical Eyeglasses Lens, 1.59 Finished Polycarbonate Blue Block UV Protection Progressive Hmc Optical Eyeglasses Lens and so on.