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  1.56 AS HMC/EMI - INDEX 1.56
Dagas Middle Index lens is thin and light in weight.
It's suitable for those people who wear high diopter glasses.

  INDEX(ND)   1.51
  ABBE VALUE(VD)   38
  SPECIFIC GRAVITY   1.58
  METERIAL   NK-55
  COATED COLOR   GREEN
  DIAMETER   65,70,73mm