Essilor is a global leader in the optical industry, primarily known for manufacturing and distributing lenses for glasses. Founded in 1849, the company focuses on improving vision and enhancing the quality of life through innovative eyewear solutions. Essilor operates in over 70 countries and collaborates with various optical retailers and professionals. In 2018, Essilor merged with Luxottica, a major eyewear manufacturer and retailer, to create a comprehensive vision care ecosystem. This partnership allows Essilor to expand its reach and offer a wider range of products, including prescription lenses, sunglasses, and other vision-related services, benefiting consumers worldwide.