Specifications

1) 1.56 PGX flat top bifocal lenses
2) Refraction Index Nd= 1.56
3) Abbe Value: 38
4) Specific Gravity: 1.28
5) Diameter: 70

1) Product Name: 1.56 PGX  flat top bifocal lenses

2) Refraction Index Nd= 1.56

3) Abbe Value:  38

4) Specific Gravity: 1.28

5) Diameter: 65, 70mm

6) Coating: HC,HMC+EMI,HYDROPHOBIC

7) HMC+EMI coating and UV protection are available

8) Package: white envelopes  or as customers' requirement

9) Semi-finished or finished are available