Location History:
- Creil, FR (2019)
- Charenton le Pont, FR (2020 - 2021)
Company Filing History:
4 out of 719 
1 out of 719 
Years Active: 2019-2025
Title: Discovering the Innovations of Nacer Lakhchaf
Introduction
Nacer Lakhchaf, an accomplished inventor based in Charenton le Pont, France, has made significant contributions to the field of optics through his innovative work on progressive ophthalmic lenses. With a portfolio of five patents, Lakhchaf stands out for his commitment to enhancing visual technologies and providing solutions tailored to individual wearers.
Latest Patents
Among Nacer Lakhchaf's latest patents is a method focused on optimizing the optical function of a progressive ophthalmic lens under specific wearing conditions. This innovative approach involves determining the optical function of a lens based on the wearer's prescription and specific wearing data parameters. The process ensures that when the wearing parameter exceeds a threshold value, the lens will employ the first predefined optical function, while a different optical function is activated when the parameter is below this value.
Another noteworthy patent addresses the creation of a personalized progressive lens's optical system by relying on the wearer's mean direction of gaze. This method includes providing a reference frame tied to the wearer's head and calculating the optical system through an optimization procedure based on the determined optical design parameters.
Career Highlights
Nacer Lakhchaf has collaborated with leading organizations in the optical industry, including Essilor International and Compagnie Générale d'Optique. His experience in these companies has greatly influenced his ability to develop cutting-edge technologies for ophthalmic lenses.
Collaborations
Throughout his career, Lakhchaf has worked alongside talented individuals such as Benjamin Rousseau and Guilhem Escalier. Their collaboration has allowed for the blending of ideas and techniques that drive forward the innovations in lens design and functionality.
Conclusion
Nacer Lakhchaf exemplifies the spirit of innovation within the optical industry. With his extensive knowledge and expertise, along with a clear focus on enhancing the wearer experience through progressive lens design, he continues to contribute to advancements in optical technology. His patents not only showcase his inventive capabilities, but they also offer promising solutions for improving vision in practical and personalized ways.