Finished&Semi Finished UC HC HMC EMI avaliable Bifocal Lens Index: 1.499 1.56 1.60 F LAT TOP, ROUND TOP, BLENDED BIFOCALfinished & semi finishedUC ... , RX lens(uncoated, hard coated, HMC, EMI, Super Hydrophobic) including free form, HI-VEX lenses, with index of 1.499, 1.56, 1.60, 1.67, both ...