Material: CR-39 Abbe
Value: 58
Transmission: over 98%
Specific gravity: 1.32
Abrasion resistance: 6/8H
Treatment: UV, HC, HMC, EMI
Material: CR-39 Abbe
Value: 58
Transmission: over 98%
Specific gravity: 1.32
Abrasion resistance: 6/8H
Treatment: UV, HC, HMC, EMI