Essilor® has drawn inspiration from nature to create Crizal® coating. For its most recent innovation, the Crizal® team took inspiration from the volcano’s unforeseeable nature. The unstable environment - sudden eruptions and burning ash-cloud dusts presents an opportunity for Essilor® to embark its jouney on designing a new defense system - Crizal® Rock™ to protect lenses against harsh conditions. As a result, Essilor® introduces Crizal® Rock™.