... Finished UC HC HMC EMI avaliable Round Top Bifocal Lens 1.499 1.56 finished & semi finished 70/28 70/24 UC HC HMC As the ... more, we have been supplying lenses to many world-known optical companies.We produce single vision, bifocal, progressive, photochromic(Grey, Brown), ... Super Hydrophobic) including free form, HI-VEX lenses, with index of 1.499, 1.56, 1.60, 1.67, both in finished and semi-finished. ...