1.56 Photochromic Progressive Lenses

1) Refractive index N=1.56

2) Abbe number V=42

3) Density 1.14g / cm³

4) photo grey and photo brown

5) Finished lenses:

Corridor: normal(14mm), short(12mm)

Diameter: 70mm

Power range:

Sph: 0.00~ -2.00 Add: +1.00~ +3.00

  Sph: 0.00~ +3.00 Add: +1.00~ +3.00

6) Semi-finished lenses

Corridor: normal(14mm), short(12mm)

Diameter: 70mm

Base: 100, 300, 500, 700

Add: +1.00~ +3.00

7) Coating Available: HC, HMC, HMC+EMI UV400

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