A light source module including a ceramic substrate, copper traces, light emitting units, and heat conductive columns is provided. The first heat conductive column and the second heat conductive column correspond to the first light emitting unit and the second light emitting unit respectively. The negative electrode of the first light emitting unit is connected to the first copper trace, the positive electrode of the second light emitting unit is connected to the second copper trace, and the positive electrode of the first light emitting unit and the negative electrode of the second light emitting unit are connected to the third copper trace. An end of the first heat conductive column is connected to the positive electrode of the first light emitting unit, and an end of the second heat conductive column is connected to the negative electrode of the second light emitting unit.

Disclosed are a vehicle lighting device, and an invisible light projection device comprising the vehicle lighting device. The vehicle lighting device comprises a light source, a rotary actuator, a light distribution element and a controller. The light source is mounted on a rotating shaft of the rotary actuator and the controller is adapted to control a light-emitting state of the light source creating different light forms. The vehicle lighting device creates a range of light distribution with less light sources, and has good heat dissipation capability. The invisible light projection device comprises a light source of an invisible light-emitting element, the rotary actuator, and the controller, which is adapted to control the light-emitting state of the invisible light-emitting element at different rotation positions creating light distribution of invisible light. The invisible light projection device can carry out invisible light irradiation on a dark area of vehicle lighting, improving vehicle safety.

A replacement lighting apparatus for automobiles is slim and includes an industry-leading footprint to fit into modern headlamps' minimal housing space. The lighting apparatus employs chip scale package light emitting diodes (CSP LEDs), flexible metal heat sinks, an improved collar having a watertight seal formed with an elastomeric gasket and the use of at least one, if not multiple, set screws, a wire harness with a nylon braided sleeve, and a solid-state design for maximum performance, long life, and superior scientifically proven heat mitigation.

A dimming mechanism, which is used for dimming a lighting unit and includes a fixed ball head connecting piece, a first adjustable ball head connecting piece, and a second adjustable ball head connecting piece; one end of the fixed ball head connecting piece is connected to the lighting unit, and the other end is connected to a support frame or lamp body; one end of the first adjustable ball head connecting piece is connected to the lighting unit, and the other end is supported on the support frame or lamp body; and a sliding slot is provided on the lighting unit, and one end of the second adjustable ball head connecting piece (1c) is slidingly connected to the sliding slot so that the sliding slot is, by means of the back and forth motion of the second adjustable ball head connecting piece, driven to rotate, and the lighting unit is, by means of the rotation of the sliding slot, driven to rotate so as to achieve dimming in a second direction. Further disclosed are a vehicle lamp module comprising a dimming mechanism, a vehicle lamp, and a vehicle. The dimming mechanism can achieve the miniaturization of the dimensions of the vehicle lamp module in the second direction, and can improve the precision of dimming in the second direction.

A lighting and signaling device for automotive vehicles, comprising a container body delimiting a containment housing closed by a lenticular body, which accommodates at least one first light source and is closed by a lenticular body, a first light guide configured to receive as input at least partially the light beam produced by the first light source, transmits the light beam by total internal reflection along a first prevailing propagation direction and sends it as output from the lenticular body. A fixing and/or screen element, opaque to the light beam is associated with the first light guide at a first interface wall, and is fixed either directly or indirectly onto the container body to mechanically block the first light guide onto the container body. The first light guide is mechanically fixed to the fixing and/or screen element by at least one first welding portion which projects from the first interface wall.

A light conductor (1) for a vehicle light, comprising a light entrance part (11) and a light exit part (12), the light entrance part (11) being provided with a first single orientation alignment plane (13), the light exit part (12) being provided with a second single orientation alignment plane (14), and the alignment orientation of the first single orientation alignment plane (13) being perpendicular to the alignment orientation of the second single orientation alignment plane (14). The light rays emitted by a light source arranged at the light entrance part (11) can thus be formed into a light spot with bright and dark boundaries and having the required shape. Also disclosed is a full beam illumination module, comprising a plurality of light-emitting chips (2), a circuit board (3), a heat sink (4), and the light conductor (1) for a vehicle light, and capable of forming an illumination light shape composed of a plurality of light spots with bright and dark boundaries.

A device may include a metal contact between a first isolation region and a second isolation region on a first surface of an epitaxial layer. The device may include a first sidewall and a second sidewall on a second surface of the epitaxial layer distal to the first isolation region and the second isolation region. The device may include a wavelength converting layer on the epitaxial layer between the first sidewall and the second sidewall.

A light emitting device includes: a plurality of element structural bodies, each including: a substrate, a light emitting element mounted on or above the substrate, and a light-transmissive member disposed on or above the light emitting element, wherein at least three of the plurality of element structural bodies are disposed along a first direction; a first covering member that covers lateral surfaces of the substrate, the light emitting element, and the light-transmissive member of each of the plurality of element structural bodies; and a support member that covers a lateral surface of the first covering member, wherein at least a portion of the support member is disposed lateral to the plurality of element structural bodies and extends along the first direction. A rigidity of the support member is greater than a rigidity of the first covering member.

A lamp for a vehicle, the lamp including a plurality of optical modules, in which the plurality of optical modules each includes a light source configured to emit light, an inner lens disposed forward of the light source, a lens holder disposed at one side of the inner lens and provided to be in close contact with the inner lens, and a bezel disposed at the other side of the inner lens and provided to be in close contact with the inner lens, in which a through-hole is provided in at least one lateral surface of the lens holder so that the light emitted from the light source passes through the through-hole.

A searchlight system for mounting to a vehicle, for example on the A-pillar, without requiring modification to structural frame components. The system comprises a mounting assembly which is installed on the vehicle and a searchlight assembly which is mounted to the mounting assembly. Searchlight assemblies with different optical devices can be modularly exchanged with respect to the same mounting assembly installed on the vehicle. Also disclosed is a method for installing such systems. Other aspects are directed to heat dissipation and ingress protection for the searchlight assembly.