METHOD FOR PREPARING AN OPTICAL GLASS FOR EDGE GRINDING, RESULTING GLASS AND METHOD FOR EDGE GRINDING SUCH A GLASS

摘要

The aim of the invention is to provide a method for making appropriate for trimming a glass comprising a hydrophobic and/or oil-repellent surface coating. According to the invention, it is characterized in that at the surface of said glass a temporary protective layer is coated, imparting to the glass a surface energy at least equal to 15 mJ/m2.