1.523 Flap-top Bifocal lens 1.523 Flap-top Bifocal lens flat-top Diameter:28/65mm glass white and photogrey semi-finished also available optical lens,bifocal lens flat-top bifoc
1.49 round-top bifocal lens, optical lens 1.49 round-top bifocal lens dia:65/28 coating: HMC UV400 have semi-finished lens SPH:0.00 TO +300/-200 CYL: +100 to +300 bifocal lens round-top optic
CR-39 bifocal D-28 lens CR-39 bifocal D-28 lens index:1.50 Abbe Value:58 bifocal lens flat-top bifocal lens optical len
1.523 photochromic curve top optical lens 1.523 photochromic curve top optical lens index:1.523 bifocal lens curve top optical lens photochromic bifocal finishen photochromic curve top both f
CR-39 resin optical lens CR-39 resin optical lens index:1.50 Abbe Value:58.0 diameter:55mm,60mm,65mm,70mm, coating:UC HC HMC OPTICAL LENS cr-39 optical lensoptical len
progressive lens progressive lens material:resin index:1.49,1.56 Abbe Value:58.0 optical lens progressive lens progressive optical len
1.56 photochromic brown optical lenses 1.56 photochromic brown optical lens Apheric designed products much more comfortable than normal lens High scrach resistance SIZE:65mm for 0.00 +600
1.67 Aspheric SV optical lens 1.67 Aspheric SV lens: High-index 1.67 HMC is available Abbe Value:32.0 Diameter:70mm 75mm 65mm coating:HMC+EMI UV Aspheric design optical lens asphe
1.56 photochromic grey lenses 1.56 photochromic grey optical lens aspheric designed products much more comfortable than normal lens High scrach resistance coating:HMC EMI UV size
1.61 aspheric optical lens 1.61 aspheric optical lens index:1.61 aspheric designed CE standard HMC(BLUE GREEN GOLD) optical lens aspheric lens 1.61 len