1.523 Mineral Glass Lenses
1) Refractive index ND: 1.523
2) Density: 2.533
3) Abbe number: 60.5
4) Visible light transmission rate: 92%
5) 1.523 single vision lenses
Color: White, Pink, Photo brown, Photo grey
Diameter: 56mm, 60mm, 65mm
Powers:
a) For 56mm/60mm Sph: 0.00 to +/-6.00
b) For 65mm Sph: 0.00 to +/-6.00 / Cyl: +/-0.25 to +/-2.00
RX Power: Sph: 0.00 to +/-6.00 / Cyl: +/-2.25 to +/-4.00
6) Uncoating, Multi-coated(AR), AR&EMI treatment available in greenish and bluish color
7) Both finished and semi finished
8) Semi-finished lenses
Base: 1.00, 2.00, 3.00, 4.00, 5.00, 6.00

1.523 Mineral Glass Bifocal Eyewear Lenses
1) Refractive index ND: 1.523
2) Density: 2.533
3) Abbe number: 60.5
4) Visible light transmission rate: 92%
5) Color: White, Photo brown, Photo grey
6) Diameter: 65mm/28mm
7) Power: 0.00 to +3.00/-2.00, add +1.00 to +3.00
8) Uncoating, Multi-coated(AR), AR&EMI treatment available in greenish and bluish color
9) Both finished and semi finished

1.523 Mineral Glass Polarized Lenses
1) Base: 600, 800
2) Color: Brown, G15, Grey
3) Dia: 65mm
4) Center Thickness: 2.0mm
5) Both finished and semi finished

Mineral Glass 1.70 High Index Single Vision Lenses
1) 1.70 hi-index, Nd=1.70, super slice
2) Added value: 35
3) Thickness reduce by 39% comparing to equivalent CR-39 lenses
4) Lighter, slim and particular suitable for high minus lens
5) Diameter: 65mm
6) Range of power:
a) SPH: -0.00 to -20.00
b) SPH: -0.00 to -16.00, Cyl: -0.25 to -2.00
c) SPH: -0.00 to -12.00, Cyl: -2.25 to -4.00
d) SPH: +0.00 to +8.00, Cyl: -0.00 to -2.00
7) White and pink color available
8) AR multi-coating and AR + EMI coating available
9) Semi-finished lenses:
Base: 0.50, 1.00, 2.00, 3.00, 4.00, 5.00, 6.00, 8.00

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