도 23은 본 발명의 네 번째 구체적 실시형태의 차량용 램프 광학 소자의 구조 모식도 2이다.
In the drawings: Fig. 1 is a structural schematic diagram of one embodiment of an arrangement mode of vehicle lamp illumination modules in the prior art; Fig. 2 is a structural schematic diagram of a vehicle lamp optical element according to a first specific embodiment of the present invention; Fig. 3 is a structural schematic diagram of one specific embodiment of an assembly orientation of the vehicle lamp optical element shown in Fig. 2 and a circuit board; Fig. 4 is a light path diagram of a lens lightening structure shown in Fig. 3 formed in a longitudinal section of the vehicle lamp optical element; Fig. 5 is a light path diagram of the lens lightening structure shown in Fig. 3 formed in a transverse section of the vehicle lamp optical element; Fig. 6 is a first structural schematic diagram of a vehicle lamp optical element according to a second specific embodiment of the present invention; Fig. 7 is a second structural schematic diagram of the vehicle lamp optical element according to the second specific embodiment of the present invention; Fig. 8 is a structural schematic diagram of a first specific embodiment of a lens lightening light incoming surface in the vehicle lamp optical element shown in Fig. 7 ; Fig. 9 is a structural schematic diagram of a second specific embodiment of the lens lightening light incoming surface in the vehicle lamp optical element shown in Fig. 7 ; Fig. 10 is a structural schematic diagram of one specific embodiment of assembling the vehicle lamp optical element shown in Fig. 7 in a vehicle lamp module; Fig. 11 is a structural schematic diagram of the lens lightening structure and the circuit board in the vehicle lamp module shown in Fig. 10 ; Fig. 12 is a first structural schematic diagram of the vehicle lamp optical element, high beam light sources and a lens lightening light source in the vehicle lamp module shown in Fig. 10 ; Fig. 13 is a second structural schematic diagram of the vehicle lamp optical element, the high beam light sources and the lens lightening light source in the vehicle lamp module shown in Fig. 10 ; Fig. 14 is a top view of the vehicle lamp optical element, the high beam light sources and the lens lightening light source in the vehicle lamp module shown in Fig. 13 ; Fig. 15 is a cross sectional view taken along a line A-A in Fig. 14 ; Fig. 16 is a light path diagram of the vehicle lamp optical element shown in Fig. 7 ; Fig. 17 is an enlarged partial view of a part a in Fig. 16 ; Fig. 18 is a first structural schematic diagram of a vehicle lamp optical element according to a third specific embodiment of the present invention; Fig. 19 is a second structural schematic diagram of the vehicle lamp optical element according to the third specific embodiment of the present invention; Fig. 20 is a schematic diagram of a projected light shape of the lens lightening light source formed by the vehicle lamp optical element shown in Fig. 2 ; Fig. 21 is a schematic diagram of a projected light shape of the lens lightening light source formed by the vehicle lamp optical element shown in Fig. 18 ; Fig. 22 is a first structural schematic diagram of a vehicle lamp optical element according to a fourth specific embodiment of the present invention; Fig. 23 is a second structural schematic diagram of the vehicle lamp optical element according to the fourth specific embodiment of the present invention; Fig. 24 is a light path diagram of the vehicle lamp optical element according to the fourth specific embodiment of the present invention; Fig. 25 is a first structural schematic diagram of a vehicle lamp optical element according to a fifth specific embodiment of the present invention; Fig. 26 is a second structural schematic diagram of the vehicle lamp optical element according to the fifth specific embodiment of the present invention; Fig. 27 is a light path diagram of the vehicle lamp optical element according to the fifth specific embodiment of the present invention; Fig. 28 is a first structural schematic diagram of a vehicle lamp optical element according to a sixth specific embodiment of the present invention; Fig. 29 is a second structural schematic diagram of the vehicle lamp optical element according to the sixth specific embodiment of the present invention; Fig. 30 is a light path diagram of a transverse section of the vehicle lamp optical element according to the sixth specific embodiment of the present invention; Fig. 31 is a light path diagram of a longitudinal section of the vehicle lamp optical element according to the sixth specific embodiment of the present invention; and Fig. 32 is a light shape diagram of one specific embodiment of a vehicle headlamp of the present invention.