Finished&Semi Finished UC HC HMC EMI avaliable Bifocal Lens Index: 1.499 1.56 1. ... F LAT TOP, ROUND TOP, BLENDED BIFOCALfinished & semi finishedUC,HC,HMC,EMIAs the largest lens manufacturer in China, Wan Xin Optical ... and G-15), polycarbonate, tinted, RX lens(uncoated, hard coated, HMC, EMI, Super Hydrophobic) including free form, HI-VEX lenses, with ... 1.56 1.60 Flat Top Bifocal Lens UC HC HMC EMI