- Material:CR-39 PPG
- Refraction Index Nd:1.499
- Diameter:70/75mm
- Abbe Value:58
- Corridor:Short & Regular
- Specific Gravity:1.32
Product Infomation
High scratch resistance
New design, slim and thin
HC, HMC coating available
Semi-finished or finished are available
New design, slim and thin
HC, HMC coating available
Semi-finished or finished are available