A headlight of a motor vehicle including a light source and first projection optics, in which each one includes a respective first pair made of one respective first image mask and of one respective first projection lens with a first focal length, which is illuminated by the light source through the one respective image mask. The headlight has two projection optics, in which each one is featuring a respective second pair made of one respective second image mask and of one respective second projection lens with a second focal length, which is illuminated by the light source through the one respective second image mask. The second focal length is greater than the first focal length. An illuminated portion of the first image mask, has a shape of at least a first portion of an overall light distribution of the headlight, and a portion of the second image masks, has a shape of a central portion of the overall light distribution of the headlight.

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.

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.

The present invention provides a photosensitive composition with which a cured film having excellent patterning properties and excellent electrode anticorrosion properties can be produced. In addition, it also provides a cured film formed of the photosensitive composition, a color filter, a light shielding film, an optical element, a solid-state imaging element, an infrared sensor, and a headlight unit.

The photosensitive composition of the present invention contains a zirconium nitride-based particle containing one or more selected from the group consisting of zirconium nitride and zirconium oxynitride a resin, a polymerizable compound, and a photopolymerization initiator, in which the zirconium nitride-based particle contains 0.001% to 0.400% by mass of a Fe atom with respect to a total mass of the zirconium nitride-based particle.

The present invention provides a photosensitive composition with which a cured film having excellent patterning properties and excellent electrode anticorrosion properties can be produced. In addition, it also provides a cured film formed of the photosensitive composition, a color filter, a light shielding film, an optical element, a solid-state imaging element, an infrared sensor, and a headlight unit.

The photosensitive composition of the present invention contains a zirconium nitride-based particle containing one or more selected from the group consisting of zirconium nitride and zirconium oxynitride a resin, a polymerizable compound, and a photopolymerization initiator, in which the zirconium nitride-based particle contains 0.001% to 0.400% by mass of a Fe atom with respect to a total mass of the zirconium nitride-based particle.

A lamp for a vehicle including a light source configured to emit light, and a light guide body including a light entering portion, a light exiting portion, and a recessed region disposed between the light entering portion and the light exiting portion and having a shape recessed upward in a lower surface of the light guide body, in which the recessed region includes a first surface formed in a region adjacent to the light entering portion, a second surface connected to the first surface through a first connection portion and extending toward the light exiting portion, and a third surface connected to the second surface through a second connection portion and extending toward the light exiting portion, and in which the second connection portion includes a curved connection portion.

A lamp for a vehicle including a light source configured to emit light, and a light guide body including a light entering portion, a light exiting portion, and a recessed region disposed between the light entering portion and the light exiting portion and having a shape recessed upward in a lower surface of the light guide body, in which the recessed region includes a first surface formed in a region adjacent to the light entering portion, a second surface connected to the first surface through a first connection portion and extending toward the light exiting portion, and a third surface connected to the second surface through a second connection portion and extending toward the light exiting portion, and in which the second connection portion includes a curved connection portion.

Disclosed is a lamp for a vehicle, the lamp including: a light source; a collimator positioned in front of the light source; and a light guide part, in which the light guide part includes: a light entering portion; a light exiting portion; and a body portion configured to connect the light entering portion and the light exiting portion, in which an optical axis AXI of the light entering portion and an optical axis AXO of the light exiting portion are parallel to each other, and in which the optical axis AXI of the light entering portion is spaced apart upward from the optical axis AXO of the light exiting portion.

A vehicle lamp optical assembly includes a primary optical unit having a plurality of primary optical units arranged side by side. The primary optical unit has a light entrance portion and a light guide portion. The light guide portion has a light entrance portion mounting surface and a primary light emission surface. The light entrance portion mounting surface has at least one light entrance portion. The light entrance portion is configured to enable incident light to be converged and emitted to the light guide portion, and the light guide portion is configured to guide the incident light to be emitted from the primary light emission surface; and a secondary optical unit. The secondary optical unit has a secondary light emission surface and a secondary light entrance surface corresponding to the primary light emission surface. The secondary light emission surface is a narrow and long smooth curved surface.

A luminous motor-vehicle module including in a first light source, and a first reflective surface that is configured to collect and reflect the light rays emitted by the first light source into a first light beam, a second light source and a second reflective surface that is configured to collect and reflect the light rays emitted by said second light source into a second light beam, and an optical system configured to project the first and second light beams; the first and second light sources emitting the light rays in the same direction, the first and second reflective surfaces are offset along the optical axis and the optical system is configured to form an image of the second reflective surface.