Eyeglass lens technologies that enhance and protect vision
Optical Monomers and Coatings
PPG is a leading producer of optical grade monomers and coatings used in the manufacture of eyeglass lenses. We invite you to explore our commitment to the ophthalmic industry, from the origins of PPG CR-39® monomer to the development of PPG TRIVEX® lens material, as well as our PPG HI-GARD® lens coatings.

Endless options. Ultimate performance.
PPG TRIVEX® lenses keep your eyes safe and ready for every moment.
Redefining high-index
PPG TRIBRID® lenses are a stronger lens for a stronger prescription.


The one. The original.
There is only one CR-39® monomer, and it only comes from PPG.
Scratch resistance for real life
Advanced lens coating technology designed for today’s lens materials
