CR-39 index 1.499 uncoated/coated green
Mid-index 1.56 hard-coated/hard multi-coated green
Hi-index 1.61/1.67 hard-multi coated green
Photo chromic brown & gray
Progressive short 14mm & long 17mm corridor
Round/Flat/Invisible 28mm top bifocals
Semi-finished[...]
CR-39 index 1.499 uncoated/coated green
Mid-index 1.56 hard-coated/hard multi-coated green
Hi-index 1.61/1.67 hard-multi coated green
Photo chromic brown & gray
Progressive short 14mm & long 17mm corridor
Round/Flat/Invisible 28mm top bifocals
Semi-finished[...]