Optical element for vehicle lamp, vehicle lamp module, vehicle headlight and vehicle

摘要

The present invention relates to a vehicle illumination system, and discloses an optical element for a vehicle lamp, and includes an input / output section (11), a transmission section (12) and a light emitting section (13).The pre filled optical portion (11) comprises at least one light receiving structure (111), and the transmission part (12) is disposed between the pre filled light part (11) and the light emitting part (13), and comprises a light passing part (121) positioned in the center position and an optical absorption part (122) located at the outer periphery. The light projecting portion (13) has a light projecting surface (131) projecting outwardly.It has the advantage of simple construction and easy dimming.The present invention further discloses a vehicle lamp module using the vehicle lamp optical element, a vehicle headlight equipped with the vehicle lamp module, and a vehicle using the vehicle headlight.