A lighting apparatus for mounting on a vehicle cab includes a frame having a straight central portion and first and second curved end portions. A plurality of spot light sources may be mounted on the straight central portion and aligned parallel to each other to provide a deeply penetrating uniform wide central path of illumination. A plurality of diffuse light sources may be mounted on each of the curved end portions to provide less penetrating but more widely dispersed paths of illumination to each side of the central path of illumination.

A vehicle lamp device includes an outer frame defining an accommodation space, a light shaping frame, a light-emitting unit, and a light distributing cover. The light shaping frame divides the accommodation space into scattering zones, having first and second light shaping regions spaced apart from each other. The light-emitting unit includes light-emitters aligned with the scattering zones. The light-emitters have first and second light-emitting modules for emitting light towards the first and second light shaping regions. The light distributing cover has lens portions aligned with the scattering zones, and allow illumination of light. Each lens portion has a first lens section that is aligned with the light shaping region of the respective scattering zone, and a second lens section that is aligned with the second light shaping region of the respective scattering zone. The first lens section has a lens curvature different from that of the second lens section.

A light source unit includes a heat-dissipation member having positive expansibility that volume is expanded with an increase in temperature, the heat-dissipation member having a through-hole, a heating component having a heating component body and a pin terminal, the heating component body fixed to the heat-dissipation member in one opening side of the through-hole, the pin terminal connected to the heating component body, and inserted through the through hole and protruding from the other opening side of the through-hole of the heat-dissipation member a substrate fixed to the heat-dissipation member in the other opening side of the through-hole and having a wiring connected to the pin terminal, and a buffering member having negative thermal-expansibility that volume is contracted with an increase in temperature.

A lighting device includes a base, a heat-conducting element, a heat-conducting column and two light-emitting components. The base includes a first surface and a second surface opposite to each other. The heat-conducting element is disposed on the first surface of the base. One end of the heat-conducting column is disposed on the second surface of the base and connected to heat-conducting element, and the heat-conducting column includes a first edge. The light-emitting components are disposed on two adjacent surfaces of said heat-conducting column separated by said first edge. The light-emitting components include two substrates and two light-emitting units. The substrates are disposed on two opposite sides of said first edge of said heat-conducting column, and each of the substrates includes a sidewall adjacent to the first edge. The light-emitting units are disposed on the substrates, and an outer edge of the light-emitting unit is adjacent to the corresponding sidewall.

Various embodiments may relate to a lighting apparatus, including at least one primary light source for generating primary light, a reflector having two spaced-apart focal spots, a guiding optical unit disposed downstream of the at least one primary light source and serving for guiding the primary light to a first focal spot of the reflector, and a conversion device for at least partly converting the primary light into secondary light having a different wavelength which is situated at the second focal spot. The reflector has a first reflective partial region, to which the two focal spots are assigned, and a second reflective partial region, which is a partial region retroreflective for the second focal spot. The primary light emitted by the at least one primary light source is incident on the first partial region.

The automotive headlight includes one or more first light emitting diodes (LEDs) and one or more second LEDs, wherein the one or more second LEDs are positioned at about 180 degrees with respect to the one or more first LEDs, wherein the headlight optical axis is about 90 degrees with respect to a LED optical axis of the one or more first LEDs, at least one first reflector, wherein the at least one first reflector redirects light from the one or more first LEDs to an angle of about 90 degrees with respect to a LED optical axis of the one or more first LEDs and at least one second reflector, wherein the at least one second reflector redirects light from the one or more second LEDs to an angle of about 90 degrees with respect to the LED optical axis of the one or more first LEDs.

A vehicle lamp includes: a plurality of reflectors including a first reflector; and a plurality of light sources provided in the plurality of reflectors in a mode in which at least one of the plurality of light sources is provided in each of the plurality of reflectors, where the plurality of light sources include two or more first light sources provided in the first reflector, a light distribution pattern of light emitted from the plurality of light sources through the plurality of reflectors includes a first pattern in which a width in a vertical direction decreases toward a vehicle outer side, one of the two or more first light sources is disposed at a focal point of the first reflector, and the other of the two or more first light sources is disposed on a vehicle inner side with respect to the focal point of the first reflector.

The automotive headlight includes one or more first light emitting diodes (LEDs) and one or more second LEDs, wherein the one or more second LEDs are positioned at about 180 degrees with respect to the one or more first LEDs, wherein the headlight optical axis is about 90 degrees with respect to a LED optical axis of the one or more first LEDs, at least one first reflector, wherein the at least one first reflector redirects light from the one or more first LEDs to an angle of about 90 degrees with respect to a LED optical axis of the one or more first LEDs and at least one second reflector, wherein the at least one second reflector redirects light from the one or more second LEDs to an angle of about 90 degrees with respect to the LED optical axis of the one or more first LEDs.

A lighting device for vehicles includes a light source unit containing numerous light sources, and includes a hologram unit containing numerous hologram segments for generating a predefined light distribution. The hologram segments form reflection hologram segments behind and/or next to the light source unit in the main beam direction (H) of the lighting device, such that light emitted from the light source strikes the reflection hologram segment at an acute angle ). Holographic diffraction information is stored in the reflection hologram segments for generating a signal light distribution. The light source unit contains just one printed circuit board or one printed circuit board substrate.