(1) 1.523 wihte single vision finished optical lens

dia:55mm 60mm 65mm  70mm

power range: sphere: 0.00~+/-6.00

                   culinder:  0.00~-6.00/-0.25~-2.00

                                 0.00~+6.00/-0.25~-2.00

(2)1.523 white semi-finished optical lens

dia: 65mm  70mm

base:2/4/6/8

c.t.:according to the require

(3) 1.523 white flat top bifocal finished/semi-finished optical lens

dia: 65mm /D28

power range: sphere: 0.00~+/-6.00

                   culinder:  0.00~-6.00/-0.25~-2.00

                                 0.00~+6.00/-0.25~-2.00

                   add power: +0.25~+3.00

(4) 1.523 white round sharp bifocal finished /semi-finished optical lens

dia: 65mm /D28

power range: sphere: 0.00~+/-6.00

                   culinder:  0.00~-6.00/-0.25~-2.00

                                 0.00~+6.00/-0.25~-2.00

                   add power: +0.25~+3.00

all the mineral lens can be multi-coating and water proof coating