The activity is articulated in seven multifunction cnc work centers, for high productions, a system of temper from 3.2 to 19 in plane, that allows a perfect realization of high resistance safety glasses, in accordance with the regulatory requirements. Newly designed, an automatic line for crystals enamelling that allows to realize enamelled slabs of different colours, ensuring uniformity to surface, longevity and total resistance of paint to any aggressive agent. Technology CAD-CAM.