Essilor International is an international ophthalmic optics company that designs, manufactures and markets lenses to correct or protect eyesight. Its headquarters is in Charenton-le-Pont, France.

Charenton-le-Pont is a commune in the southeastern suburbs of Paris, France. It is located 6.2 km (3.9 mi) from the centre of Paris, to the north of the confluence of the Seine and Marne rivers; the Pont part of the name refers to the stone bridge across the Marne. It is one of the most densely populated municipalities in Europe.