... Bifocal Lens 1.499 1.56 finished & semi finished 70/28 70/24 UC HC HMC As the largest lens manufacturer ... vision, bifocal, progressive, photochromic(Grey, Brown), polarized(Grey, Brown and G-15), polycarbonate, tinted, RX lens(uncoated, hard coated, HMC, EMI ... you. 1.499 1.56 Round Top Bifocal lens 70/28 70/24