Lighting device of a motor vehicle headlamp, comprising a lens (1, 10) and at least one light source (2), wherein a lighting pattern (LI) can be generated by the at least one light source (2), wherein the lighting pattern (LI) generated by the light source (2) can be projected in front of the lighting device in the form of a light distribution by means of the lens (1, 10), wherein the lens (1, 10) has at least one projection optics (3, 30, 31) and one projection optics holder (4, 40), wherein at least one receiving means (5, 50, 51) is designed in the projection optics holder (4, 40), wherein the at least one receiving means (5, 50, 51) corresponds to the at least one projection optics (3, 30, 31), the at least one projection optics (3, 30, 31) is accommodated in the at least one receiving means (5, 50, 51), wherein a reference point system (6, 60, 61) is defined in the at least one receiving means (5, 50, 51) for determining a position of the projection optics (3, 30, 31) accommodated in this receiving means (5, 50, 51) in such a way that the lighting pattern (LI) is essentially located in a focal plane of the lens (1, 10), wherein reference points (6-1 to 6-6, 60-1 to 60-16, 61-1 to 61-10) of the reference point system (6, 60, 61) are arranged according to the 3-2-1 rule, wherein the at least one receiving means (5, 50, 51) is closed by means of a closing element (7, 70) in such a way that the at least one projection optics (3, 30, 31) is fixed and held in the at least one receiving means (5, 50, 51) in the position determined by the reference point system (6, 60, 61).

Lighting device of a motor vehicle headlamp, comprising a lens (1, 10) and at least one light source (2), wherein a lighting pattern (LI) can be generated by the at least one light source (2), wherein the lighting pattern (LI) generated by the light source (2) can be projected in front of the lighting device in the form of a light distribution by means of the lens (1, 10), wherein the lens (1, 10) has at least one projection optics (3, 30, 31) and one projection optics holder (4, 40), wherein at least one receiving means (5, 50, 51) is designed in the projection optics holder (4, 40), wherein the at least one receiving means (5, 50, 51) corresponds to the at least one projection optics (3, 30, 31), the at least one projection optics (3, 30, 31) is accommodated in the at least one receiving means (5, 50, 51), wherein a reference point system (6, 60, 61) is defined in the at least one receiving means (5, 50, 51) for determining a position of the projection optics (3, 30, 31) accommodated in this receiving means (5, 50, 51) in such a way that the lighting pattern (LI) is essentially located in a focal plane of the lens (1, 10), wherein reference points (6-1 to 6-6, 60-1 to 60-16, 61-1 to 61-10) of the reference point system (6, 60, 61) are arranged according to the 3-2-1 rule, wherein the at least one receiving means (5, 50, 51) is closed by means of a closing element (7, 70) in such a way that the at least one projection optics (3, 30, 31) is fixed and held in the at least one receiving means (5, 50, 51) in the position determined by the reference point system (6, 60, 61).

The present disclosure relates to a headlamp optical element comprising a light collecting part, a light emitting part and a reflecting part connected in sequence. The reflecting part comprises a low beam or high beam cutoff line structure. The end of the light collecting part comprises an outer contour surface and a concave cavity including a cambered front light incident surface and a lateral light incident surface that is curved with a smaller circumference closer to the reflecting part. The outer contour surface is curved with a larger circumference closer to the reflecting part. A lower portion of the light collecting part is provided with a region III light-shape forming structure, wherein part of light converged can be emitted from region III and under the reflecting part in sequence forming a light-shape of a low beam region III. The headlamp optical element is simple, compact, and lighter in weight.

The present disclosure relates to a headlamp optical element comprising a light collecting part, a light emitting part and a reflecting part connected in sequence. The reflecting part comprises a low beam or high beam cutoff line structure. The end of the light collecting part comprises an outer contour surface and a concave cavity including a cambered front light incident surface and a lateral light incident surface that is curved with a smaller circumference closer to the reflecting part. The outer contour surface is curved with a larger circumference closer to the reflecting part. A lower portion of the light collecting part is provided with a region III light-shape forming structure, wherein part of light converged can be emitted from region III and under the reflecting part in sequence forming a light-shape of a low beam region III. The headlamp optical element is simple, compact, and lighter in weight.

The present disclosure relates to vehicle lighting devices, and discloses a headlight optical element. The headlight optical element includes a light incident portion, a light transmitting portion and a light emergent portion which are connected in sequence, wherein the light incident portion includes a plurality of light incident surfaces connected sequentially in a left-right direction; the light incident surfaces are curved surfaces protruding backwards in the optical axis direction; and light emergent surfaces are curved surfaces protruding forwards in the optical axis direction. In addition, the present disclosure further discloses a headlight module, a vehicle headlight and a vehicle. The headlight optical element provided by the present disclosure is small in size, high in optical precision, accurate in light pattern, convenient to mount and low in cost.

A lighting module for use in a lighting device for a vehicle, having at least one light source unit, a first optical unit and a second optical unit as well as at least one support element, wherein the light source unit comprises at least one light source, and wherein at least the first optical unit and the second optical unit are arranged, in particular in a positionally fixed manner, on the support element, and wherein at least one first reference mark is provided on the first optical unit and at least one second reference mark on the second optical unit. In addition, the invention relates to a lighting device as well as to a method.

A cover unit for selectively covering an opening in a structure, including: at least a first cover element having a first axial end coupled to a first driving mechanism, and a second axial end coupled to a second driving mechanism; the first driving mechanism and the second driving mechanism configured to move the first cover element between a closed position and an opened position; each including: an arm configured to be rotatively coupled to the structure, at least one drive unit configured to drive a movement of the arm, and a joint configured to couple the arm to the axial end of the first cover element, the joint configured to allow a two-axis rotation and one linear axis movement, wherein the joint is configured to allow the first axial end and the second axial end of the first cover element to be moved differently during an opening movement and/or a closing movement.

A cover unit for selectively covering an opening in a structure, including: at least a first cover element having a first axial end coupled to a first driving mechanism, and a second axial end coupled to a second driving mechanism; the first driving mechanism and the second driving mechanism configured to move the first cover element between a closed position and an opened position; each including: an arm configured to be rotatively coupled to the structure, at least one drive unit configured to drive a movement of the arm, and a joint configured to couple the arm to the axial end of the first cover element, the joint configured to allow a two-axis rotation and one linear axis movement, wherein the joint is configured to allow the first axial end and the second axial end of the first cover element to be moved differently during an opening movement and/or a closing movement.

A high-low beam switching device includes a lamp seat mechanism, a light pattern switching unit, and a light pattern tuning mechanism. The light pattern switching unit includes a light occluding plate pivotable relative to the lamp seat mechanism between low and high beam positions. The light pattern tuning mechanism includes a blocking member, an adjusting member operable to move the blocking member forwardly and rearwardly relative to the lamp seat mechanism, thereby adjusting an angle between the light occluding plate and the blocking member when the light occluding plate is pivoted to the low beam position.

A high-low beam switching device includes a lamp seat mechanism, a light pattern switching unit, and a light pattern tuning mechanism. The light pattern switching unit includes a light occluding plate pivotable relative to the lamp seat mechanism between low and high beam positions. The light pattern tuning mechanism includes a blocking member, an adjusting member operable to move the blocking member forwardly and rearwardly relative to the lamp seat mechanism, thereby adjusting an angle between the light occluding plate and the blocking member when the light occluding plate is pivoted to the low beam position.