we're a qualified manufactory and exporter in China as a supplier for spectacle, including all kinds of frames and various kinds of resin lenses, For example, CR-39 1.499 index, TS-46 1.56 index, and 1.61 high index Resin Lens. In addition, Coloring Lens and JM Photochromic Resin Lens.Also having U/N, h/C, and HMC etc and some special lenses such as Single Vision Resin Lens,Flat Top Bifocals, Progressive No-Line Bifocals, Round top Bifocals,Asphrical Resin Lens and so on. All of the product have been passed with the ISO 9001 (2000) quality systerm attestation and got the International Certification of the F.D.A. for exporting.