Car lamp optical module, optical module control system and control method

• Main Authors: XIONG YANJIAN, LIU YUEFEI, TANG LEI
• Format: Patent
• Language: Chinese; English
• Published: 16.05.2023
• Subjects: BLASTING; HEATING; INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21Sand F21V, RELATING TO THEFORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THELIGHT EMITTED; INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21Sand F21V, RELATING TO USESOR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS; LIGHTING; MECHANICAL ENGINEERING; NON-PORTABLE LIGHTING DEVICES; OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS; OPTICS; PHYSICS; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLEEXTERIORS; WEAPONS

The invention provides a car lamp optical module, an optical module control system and a control method, and relates to the technical field of car lamp projection, the car lamp optical module comprises a PCB, LED lamp beads, a diaphragm plate, a liquid lens and a liquid lens control panel, the PCB is used as a light source plate for providing current and control commands for the LED lamp beads; the plurality of LED lamp beads are arranged on the PCB in an array manner; the diaphragm plate is used for dodging light emitted by the plurality of LED lamp beads; the liquid lens is used for amplifying and imaging the pattern dodging by the diaphragm plate; the liquid lens control panel is used for controlling voltage applied to the liquid lens so as to change the focal length of the liquid lens; according to the distance and the angle between the observer and the vehicle, the liquid lens is controlled to change the focal length in real time, so that the observer can observe a clear dynamic image at any angle and an