Abstract: The present invention discloses a highly waterproof and highly insulative simple plastic lamp bulb without a conventional lamp cap, including a lampshade, a waterproof insulation plastic lamp cap, a conductive connection piece, and a lamp core body, wherein an insertion portion is provided at the bottom of the lampshade, the lamp core body is inserted into the insertion portion, the conductive connection piece is in electrical connection with the lamp core body, the conductive connection piece is disposed on the insertion portion and then integrally injection-molded into the waterproof insulation plastic lamp cap by an injection molding machine. The production process is simplified, those conventional lamp bulbs with lamp caps of various sizes are replaced, the production costs are reduced, and the daily production volume is increased.

Abstract: A vehicle light optical element (VLOE) comprises a light incident portion, a transmission portion, and a light emitting portion sequentially arranged from back to front. The light incident portion comprises an illuminating light incident structure (ILIS) and at least one high-beam light incident structure (HBLIS), in which an illuminating light incident surface of the ILIS is adapted to receive auxiliary light during low-beam lighting. Alternatively, the light incident portion comprises an ILIS and at least one HBLIS, in which the ILIS is either a flat surface, a curved cylindrical body protruding backwards, a hemispherical body protruding backwards, or a light condensing structure. The ILIS is adapted to receive auxiliary lighting light during low-beam lighting. The ILIS is provided on the VLOE, such that when a vehicle light is in a low-beam lighting mode, the VLOE is also luminous, thereby improving the aesthetic appearance of the vehicle light.

Abstract: The invention provides an improved lighting module, the lighting module comprising an elongated carrier and a flexible circuit. The flexible circuit comprises a first section accommodating a plurality of LED light sources, a second section, and a connector for receiving power to power said plurality of LED light sources; wherein the connector is accommodated in the second section for receiving power to power said plurality of LED light sources and extends at least partly in the first section. The elongated carrier comprises first end-face and a second end-face, and extending there between comprises a first elongated main surface and a second elongated main surface, the second elongated main surface being opposite to said first elongated main surface; wherein the first section of the flexible circuit is connected to said first elongated main surface, and wherein the second section of the flexible circuit is connected to said second elongated main surface.

Abstract: A beam pattern module includes a heatsink base, at least one LED light and light reflector housing. The heatsink base includes a base frame and at least one at least one chip mounting surface. The chip mounting surface protrudes on an inner side surface of a base plate of the heatsink base, and the LED light is disposed on the chip mounting surface. The light reflector housing includes a side portion and a reflecting portion. The side portion is provided with a one cut-out. The side portion is fitted on the inner side surface, and the chip mounting surface and the LED light are exposed in the mounting space. The reflecting portion extending from an edge of the side portion and coupled to a rear plate of the base frame, so as to form a single module to be installed to a vehicle light device.

Abstract: According to one embodiment, a light emitting device includes a light guide plate with a plurality of first protrusion parts arranged along a first direction and extending along a second direction which crosses the first direction, and a prism sheet, wherein a cross-sectional shape of each of the first protrusion parts along the first direction has an apex angle between 55 degrees and 65 degrees, inclusive, the light guide plate includes a plurality of second protrusion parts which extend along the first direction and are arranged along the second direction, and a cross-sectional shape of each of the second protrusion parts along the second direction has a base angle between 1 degree and 3 degrees, inclusive.

Abstract: 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.

Abstract: An optical lens includes an optical transparent body which has an upper surface, a lower surface, a lateral surface and a lower concave portion. The upper surface includes a central upper concave portion, an outwardly-concave curved surface continuous from the central upper concave portion, and an inwardly-concave curved surface continuous from the outwardly-concave curved surface. The lateral surface is connected between the inwardly-concave curved surface and the lower surface. The lower concave portion is recessed from the lower surface.

Abstract: 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.

Abstract: A lens includes a cover part and a light-shielding part. The cover part includes a lens part, a connection part, and a plurality of flange parts, formed with a thermosetting first resin and continuous to one another. The light-shielding part covers lateral end surfaces and an upper surface of each of the flange parts and outer lateral sides of the connection part and formed with a thermosetting second resin having a greater light-absorptance or a greater light-reflectance than the thermosetting first resin.

Abstract: An embodiment method for controlling heat dissipation of an LED lamp includes applying power to a first light source element to light the first light source element, generating a current using heat dissipation of the first light source element, supplying the current to a fan to drive the fan, and removing a residual heat of the first light source element using cold air generated by the fan.

Abstract: A directional guidance device that has a half loop at one end that identifies that one end, and allows a number of functions relative to that one end. The directional guidance device produces a stream of or sequence of LED lights which started that one end and travel towards the other end. The half loop also is used to house a pull tab that can be removed to provide an adhesive attachment to a surface. The device attaches via a detachable connection to the adhesive plate, so that the device can be removed from the adhesive plate and a new adhesive plate can be used.

Abstract: The present application discloses a light pipe assembly having a light pipe with a proximal end, an opposing distal end, a length between the proximal end and the distal end, and a surface, the surface having an emitting portion and an overlay portion, where the light pipe is a material capable of transmitting light with a first refractive index; and a reflective secondary surface having a second refractive index and a width, the reflective secondary surface positioned adjacent the overlay portion of the light pipe, where the first refractive index is greater than the refractive index of air, and the second refractive index is greater than the first refractive index. In at least one embodiment, the reflective secondary surface is a non-metallic material capable of reflecting light. In at least one embodiment, the width of the reflective secondary surface varies along the length of the light pipe.

Abstract: The present invention relates to the technical field of LEDs, and discloses an LED lamp with a soft rubber stem, comprising a lamp holder, a lamp housing and a lamp socket, a metal wire, an LED lamp bar, a resistor as well as a first lead and a second lead, wherein the lamp stem and the lamp holder are electrically connected in the lamp housing; the soft lamp socket, in which an accommodating hole for accommodating the resistor is disposed, is made of high-temperature-resistant rubber; one end of the LED lamp bar is electrically connected to the upper end of the metal wire, and the other end is electrically connected to the second lead. The lamp adopts the soft lamp socket and has better sealing performance, so that stream and the like are prevented from entering the lamp housing to affect the performance of the lamp.

Abstract: A display backlight, comprises: an excitation source, LED (146), for generating blue excitation light (148) with a peak emission wavelength in a wavelength range 445 nm to 465 nm; and a photoluminescence wavelength conversion layer (152). The photoluminescence wavelength conversion layer (152) comprises a mixture of a green-emitting photoluminescence material with a peak emission in a wavelength range 530 nm to 545 nm, a red-emitting photoluminescence material with a peak emission in a wavelength range 600 nm to 650 nm and particles of light scattering material.

Abstract: A vehicle lamp, a vehicle, and a vehicle lamp illumination module. The vehicle lamp illumination module comprises light sources, a low-beam primary optical element, a high-beam primary optical element, and a secondary optical element. The low-beam primary optical element can guide light to be sequentially emitted via the low-beam primary optical element and the secondary optical element to form a low-beam shape. The high-beam primary optical element comprises multiple collimation units, wherein the surfaces of light emitting ends of the collimation units are connected together or integrally formed to form a high-beam light emitting surface. Light incident ends of the collimation units have one-to-one correspondence to the light sources, so that the light can be sequentially emitted via the high-beam primary optical element and the secondary optical element to form a lightless shape. The module has accurate light shape control, is precise in assembly, and high in light energy utilization.

Abstract: Projection device (10) for a motor vehicle headlight, which projection device (10) comprises the following: projection optics (50), a shield element (100), a base body (200), wherein the shield element (100) can be pushed onto the base body (200) along a push-on direction (X) by means of guide elements (110) onto the base body (200), wherein the guide elements (110) engage in counter-guide elements (210), and wherein the guide elements (110) have an end stop (111) and the counter-guide elements (210) have a stop (211), which stops (211) are designed in combination with the end stops (111) to limit the movement of the shield element (100) in the direction of the push-on direction (X) towards an end position, wherein the projection device (10) comprises at least one clamping device, which comprises a first and a second clamping element (120a, 220a), wherein the first clamping element (120a) is designed to engage the second clamping element (220a), and wherein the at least one clamping device is designed to

Abstract: A lighting apparatus for a vehicle may include: a housing installed inside the front of a vehicle and formed one side thereof with an opening, a plurality of light emitting units installed inside the housing and configured to emit light toward the opening, and a plurality of flap units rotatably installed in the housing, disposed to face the plurality of light emitting units, and configured to open or close the opening.

Abstract: A motor vehicle headlamp that includes a housing in which at least one main light source is arranged. Detachably attached to an external lens of the motor vehicle headlamp is at least one front housing, which has a light-guiding element and lamps for coupling light rays into the light-guiding element. The light rays are coupled out of the light-guiding element through an output structure. Further additional lamps that can give off light rays are arranged side by side in front of the external lens. The light rays given off by the lamps pass through the external lens and the front housing in the direction of an outside environment.

Abstract: 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.

Abstract: An automotive lighting device including a light source, a driver arranged to control the operation of the light source, a housing, a desiccant salt and a separating element. The driver includes a driver cover arranged to dissipate the heat generated by the driver. The housing includes a housing wall and a ventilation element located in the housing wall, the ventilation element being configured to allow water vapour to exit the housing. The desiccant salt is arranged in thermal contact with the driver cover. The separating element is provided between the desiccant salt and the light source. A method for controlling the operation of the separating element is also provided.