Coatings Available


  • Effortless to Clean
  • Smudge Resistant


  • Scratch Resistant
  • Extended Care and Protection


Index Type Mid-Index
Country Japan
Lens Properties NK55
Lens Curve Aspheric
Refractive Index 1.56
Specific Gravity (gm/cc3) 1.23
Abbe Number 38
Heat Distortion 110
Impact Resistance Ok
Rimless Not Recommended
% Thinner than -4.5 Std. Lens Up to 23%
UV Protection UV400
Blue Light Filtering Technology SeeCoat Blue
Maximum Prism 3.00D