A vehicle headlamp system that includes: a photochromic lens, a primary light source for transmitting a headlamp pattern, a secondary light source for emitting UV light to darken the photochromic lens, a lens heating system, an imaging sensor for detecting an object external to the vehicle, and a controller for activating the secondary light source and the heating system, in response to data provided by the sensor, to darken or lighten a portion of the lens and prevent light from the primary light source from passing through the lens.
Vehicle headlamp system with obstacle sensor and heated photochromic lens
05.02.2019
Patent
Elektronische Ressource
Englisch
| IPC: | F21S Ortsfeste Leuchten , NON-PORTABLE LIGHTING DEVICES / B60Q ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL , Anordnung von Signal- oder Beleuchtungsvorrichtungen, deren Einbau oder Halterung oder deren Schaltkreise bei Fahrzeugen allgemein |
LIGHTING SYSTEM WITH OBSTACLE SENSOR AND HEATED PHOTOCHROMIC LENS
| Europäisches Patentamt | 2019
Lighting system with obstacle sensor and heated photochromic lens
| Europäisches Patentamt | 2020