Finished lens features:

1) Reflective index: 1.59

2) Abbe value: 32

3) Specific gravity: 1.20

4) Transmittance: 91%

5) Diameter: 70mm for minus power and 65mm for plus power

6) Power range:

a) SPH: Plano to -6.00 / CYL:0.00 to -2.00

b) SPH: +0.25 to +4.00 / CYL:0.00 to -2.00

c) RX: SPH: -6.25 to -10.00, SPH: +4.25 to +6.00

d) CYL: -2.25 to -4.00

7) Minus power exceed -4.00 and all plus power lenses are with aspherical design

8) Available in tintable hard-coated, hard-coated, hard multi-coated.