Specifications
1) Material: Polycarbonate2) Product Name: Polycarbonate lens
3) Refraction Index Nd= 1.591
4) Abbe Value: 32
1) Material: Polycarbonate
2) Product Name: Polycarbonate lens
3) Refraction Index Nd= 1.591
4) Abbe Value: 32
5) Specific Gravity: 1.20
6) Diameter: 65, 70mm
7) Coating: HC,HMC+EMI, HCT