CR39 bifocal lens
1.all index lens
2.progressive , flat top ,round top.single vision ,sunglass lens
3.semi finished lens

 CR39 bifocal lens

We have all kinds of lens,

All kinds of index lens.such as :1.499,1.56,1.60,1.591,1.67,1.74,

There are single visin, progressive lens,flat top lens,round top, photochromic lens,Polarize lens,sunglass lens.

And all kinds of RX lens.

And all kinds of semi finished lens

The following is 1.499/1.56 bifocal lens details.