Essilor International (compagnie Generale D'optique)

Essilor International

Philippe Larue

Alain Chansavoir

Xavier Lippens

Jean-François Cailloux

Daniel Steigelman

Isabelle Lavrador

Loïc Kabelaan

A process for controlling a lens manufacturing process comprising the steps of: a) manufacturing a master lens according to a manufacturing process using a manufacturing device, b) measuring by using at least a measuring device at least one parameter of the master lens of step a), c) recording the value of the parameter, d) repeating regularly step a) to c) and checking the evolution of the parameter over time, wherein the evolution of at least one parameter of the manufacturing device used during the lens manufacturing process is checked over time and the evolution over time of at least one parameter of the master lens is related with the evolution over time of the at least one parameter of the manufacturing device.

Process for controlling a lens manufacturing process

Growing community of inventors

Charenton-le-Pont, France

Philippe Larue