... age wearing progressive glasses wear sphere lens of far sight adjust eyesight for teanagersSERIES: 1.50 normal corridor (PRV ,Base 4 ... EMI, SUV, HYD, PNP, KNS, RIN1.56 PROGRESSIVE LENSINDEX----1.56DAI--------75CT/ET----2.0ABBE----37CAPABILITY-----Freely for near and ... age wearing progressive glasses wear sphere lens of far sight adjust eyesight for teanagersSERIES: 1.56 short corridor (Base 4)Optional ...