General Conditions
  CR-39 Hard Resin Lenses
  1.56 Middle Index Hard
  Resin Lenses
  1.56 Photochromic Hard
  Resin Lenses
  1.59 Polycarbonate
  Lenses
  1.61/1.67 Hi-Index Hard
  Resin Lenses
  Mineral White 1.523
  Optical Lenses
  Mineral 1.7/1.8/1.9
  Hi-index Lenses
  Mineral Photochromic
  Lenses
  Sunlens & Polarized
  Lenses
  Coating
  Quality Control of Lenses
  Package of Lenses
 
 Mineral 1.7 / 1.8 / 1.9 Hi-index Lenses
 
 
 
 
Refraction index (Nd) Abbe value Density (g/cm3) Color
1.7 35 3.10
  White, Pink, Brown
1.8 35 3.65
  White, Pink
1.9 31 4.10
  White
 
Lighter, slimmer and better looking, particularly suitable for high power lenses.
AR multi-coating and AR+EMI coating available in greenish and bluish color.
Absorbing UV-ray and providing effective protection for the eyes.
 
  Pro 170 Plus - Dia60mm (White, Pink & Brown)
  Pro 170 Minus - Dia65mm (White, Pink & Brown)
  Pro 180 / Pro 190 - Dia60mm & Dia65mm (White & Pink)
 
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