Valeo Vision

Van-Thai Hoang

Antoine De Lamberterie

Thomas Canonne

Samira Mbata

Nicolas Lefaudeux

Vincent Dubois

Francois-Xavier Amiel

Guillaume Thin

François-Xavier Amiel

A Fresnel lens with Fresnel prisms having a first facet, called the main facet, and a second facet, called the draft facet, the draft facet making a draft angle to the optical axis, the draft angle being variable along at least one Fresnel prism, so that the draft angle is higher on one side of the lens than on the other.

Fresnel lens with variable draft angle

A lighting module for motor vehicles is provided. The lighting module comprises at least one lighting engine configured for forming a light beam with a cut-off line running along one or more axes, and at least one lens designed to project the light beam with a cut-off line. The lens comprises diffractive elements which correct all or part of the chromatism of the lens, and it comprises a central region which is lacking any diffractive elements.

Lighting module with chromatism correction

Growing community of inventors

Bobigny, France

Van-Thai Hoang