1) Material: MR-7
2) Name: single vision
3) Refraction Index Nd= 1. 67
4) Abbe Value: 28
5) Specific Gravity: 1. 34
6) Diameter: 65 / 75mm
7) Coating: HC, HMC+EMI, HYDROPHOBIC
8) Package: white envelopes or as customers' requirement
9) Semi-finished or finished are available