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  Produsts Item :
  1.67 AS HMC/EMI UV400 - INDEX 1.67 (Double Asp)
  INDEX(ND)   1.67
  ABBE VALUE(VD)   32
  SPECIFIC GRAVITY   1.34
  METERIAL   MR-7
  COATED COLOR   GREEN
  DIAMETER   65,70,75,80mm

 

Advanced inside aspheric lense designing of "astigmatic axix" ensures definite vivid view than it's of existed normal aspheric lenses, especially for astigmatic persons.