... : 1.28 1) 1) Product Name: 1.56 index hmc emi photochromic single vision lenses2) High scratch resistance, Fast dark, fast ... design, slim and 35% thinner than CR-39 lens4) HMC EMI , hydrophobic coating and UV protection available5) Available Color: Grey/Brown6 ... .minisite.productShow(); oProductShow.init( { 'aImgSrc': aBigImageSrc } ); } )(); 1.56 index hmc emi photochromic single vision lenses