CR-39,1.499 1.560 optical lens,minus, plus, cylinder, Mixing cylinder, minus with high cylinder lens, round-top bifocal,flat-top bifocalADD+3.50, plus with high cylinder; 1.560 white lensŁ¬H.D, H.M.C, E.M.I, super hard multi-coating, UV-400 H.M.C, E.M.I,