1)Reflective Index :1.49/1.499/1.50
2)Diameter :56/60/65/70mm
3)Abbe Value : 58
4)Transmission : over the 98%
5)Abrasion Resistance : 6/8H
6)Single vision , bifocal , progressive multi-focal
7)Photochromic : gray (PGX) , brown (PBX)
8) Power range: SPH from 0 to -2000 / CYL from 0 to -600
Bosen Optical Co.,Ltd as the manufacturer of optical lens ,we are known for good service and high quality . The other items also could be provide you for your evaluation :
Cr-39 1.499 resin lens
Cr-39 1.499 aspheric lens
Cr-39 1.499 round-top bifocal lens
Cr-39 1.499 flat-top bifocal lens
Cr-39 1.499 progressive lens
Finished lens as well as semi-finished lens
Certifications: CE / FDA / ISO 9001
