Abstract: A canopy luminaire mounting system includes a canopy socket assembly configured to be mounted to canopy structure. A canopy luminaire includes a mating connector assembly that is configured to be received by the canopy socket assembly. The canopy luminaire is removably secured to the canopy socket assembly in response to relative rotation of the canopy luminaire and the canopy socket assembly. The canopy socket assembly may include at least one electrical contact and the mating connector assembly of the canopy luminaire may include at least one second electrical contact that cooperates with the at least one first electrical contact to establish an electrical connection therebetween in response to the relative rotation of the canopy luminaire and the canopy socket assembly.

Abstract: An illumination device for a display screen operable in an open-viewing mode B1 and a restricted-viewing mode B2 where light is emitted in a limited angular range. It includes a backlight emitting the limited-angular-range light, a plate-shaped light guide with large surfaces and narrow connecting sides in front of the backlight in a viewing direction. The light guide has outcoupling elements on the surfaces or within its volume, and is at least 50% transparent to backlight light. Outcoupling elements have a function surface for coupling out light guide light. Illuminants are arranged laterally of the narrow sides. The backlight is on and the illuminants off in mode B2, and the illuminants are on in mode B1. Some outcoupling elements have a structure causing scattering in a preferential direction that is stronger by a factor of at least 1.2 than in a direction perpendicular to the preferential direction, yielding anisotropic scattering.

Abstract: A lighting device that can switch between intensity distributions of emitted light with a simple configuration. The lighting device includes a light source, a polarization controller, and a polarizing plate, in which the polarization controller switches light emitted from the light source between light components having two or more different polarization states to be incident into the polarizing plate, and the polarizing plate functions as a diffraction grating that has two or more regions having different polarization states of transmitted light in an in-plane direction and where one or more regions among the regions are periodically disposed.

Abstract: An optical film includes a grid layer having a first surface, a second surface, light-shading portions, and light-transmitting portions. The light-shading portions and the light-transmitting portions are located between the first surface and the second surface, and the light-shading portions and the light-transmitting portions are alternately arranged along the first surface. Each light-shading portion has a third surface, a fourth surface, a fifth surface, a sixth surface, and a seventh surface. An angle between the fourth and third surfaces is A1, an angle between the fifth and third surfaces is A2, an angle between the sixth and second surfaces is A3, and an angle between the seventh and second surfaces is A4. Wherein 85°<A1?90°, 85°<A2?90°, 0°<A3<85°, 0°<A4<85°, A2?A4, and A1?A3. A display device is also provided.

Abstract: In one embodiment, a system for powering a device, among other devices, includes a light device, a coaxial cable, and an adapter. The light device includes: a housing; a light sub-assembly situated within the housing, the light sub-assembly including at least one light-emitting diode (LED); a coaxial cable connector mounted to the housing; and a first circuitry disposed within the housing, the first circuitry being capable of receiving DC power from the coaxial cable connector and providing DC power to the light sub-assembly. The coaxial cable is coupled to the coaxial cable connector of the light device at a first end of the coaxial cable. The adapter is coupled to a second end of the coaxial cable opposite the first end. The adapter includes a second circuitry capable of converting AC power received from a power source to DC power output to the coaxial cable to power the light device.

Abstract: A light emitting module includes a light guiding plate being light-transmissive and having a first main surface being as a light exiting surface and a second main surface positioned opposite to the first main surface; a light emitting element disposed at the second main surface and configured to emit light toward the light guiding plate; an optical function part being greater in size than a light emitting surface of the light emitting element, the optical function part being disposed in the first main surface so as to correspond to an optical axis of the light emitting element; and a light-cutting scattering layer disposed on a first main surface side of the light guiding plate so as to correspond to the optical axis of the light emitting element. The light-cutting scattering layer covers the optical function part as seen in a plan view.

Abstract: A light guide plate has a bottom surface and a light-emitting surface opposite to the bottom surface, and comprises light-guiding lenses, accommodating regions, and separating portions. The light-guiding lenses are arranged along a first direction and a second direction, and form a light-guiding lens array, where the first direction is perpendicular to the second direction, and the first direction and the second direction are parallel to the bottom surface and the light-emitting surface. The accommodating regions are arranged in the light-guiding lenses, respectively, and are configured to dispose at least one light-emitting component. Each of the separating portions is located between adjacent two of the light-guiding lenses, and the plurality of light-guiding lenses are arranged along the first direction or the second direction on two sides of each of the separating portions. The present invention further provides a backlight module.

Abstract: A tape light carrier system includes an elongate structure having a tape light receiving recess along its length. An inner and outer set of slots are arranged on inner sides of the tape light receiving recess. An inner covering lens is engaged with the inner set of slots and an outer covering lens is engaged with the outer set of slots. A flexible linear light source is affixed to the bottom of the tape light receiving recess using an adhesive. The inner covering lens is arranged in an arc and holds the flexible linear light source in position along the bottom of the tape light receiving recess. A T-slot may be arranged along the underside of the elongate structure, and barn door type shutters may be arranged along the sides of the tape light carrier.

Abstract: The present invention relates to a transparent sealing member and an optical component. The present invention is a transparent sealing member (10A) used in an optical component (100A) provided with a package (16A) having at least one optical element (14) emitting ultraviolet light (12) and a mount board (18) to which the optical element is mounted. The transparent sealing member (10A) is provided with a transparent body (24) joined on the mount board (18) via an organic adhesion layer (20), and the transparent body (24) has a housing space (26) in a lower surface opening.

Abstract: A housing of a lighting device comprises a main body and an end cap, with an intermediate connecting member for connecting the end cap to the main body. The connecting member has first tabs for engaging the main body and second tabs for engaging the end cap. The end cap has a first, assembled, position and a second, disassembly, position, in which the end cap is pushed closer to the main body along an elongate direction of the main body. In the second position, the second tabs are deformed and released from their respective tab receiving channels so that the end cap can be slid off after a rotation to avoid the second tabs re-engaging.

Abstract: Provided is a light fixture comprising: a body with a cavity, the body having a cavity and an opening on a bottom of the cavity; tracks on opposite sides of the body on outside of the body, the tracks configured to attach to bar hangers; a source of light inside of the cavity; reflector inside of the cavity below the source of light; and a plate below the optics, the plate secured to the body to close the opening of the cavity, the plate further having a central opening for passage of light from inside to outside of the cavity.

Abstract: A prechamber spark plug. The prechamber spark plug includes a central electrode and a ground electrode which are arranged in a prechamber, and a housing having a lateral hole, the ground electrode being arranged in the lateral hole in such a way that there is a gap area and a fastening area between the ground electrode and the housing.

Abstract: The present disclosure provides an intelligent music lamp string. The intelligent music lamp string includes a human body sensing module, a control module, a music control module and a lamp string. The human body sensing module is configured to sense a human body and output a sensing signal when the human body is sensed. The control module is configured to receive the sensing signal and output an enable signal and a control signal according to the sensing signal. The music control module is configured to receive the enable signal and play a predetermined music according to the enable signal. The lamp string is configured to receive the control signal and start to work according to the control signal, a duty cycle of the control signal in each cycle corresponding to beats of each section of the predetermined music.

Abstract: The luminaires of the present disclosure provide a slim profile and simple construction for use in a variety of lighting applications. A circuit board can have a plurality of light sources thereon, and a lens can at least partially encapsulate the circuit board to protect and electrically insulate the circuit board. When used, for example, in a lighted shelf application, power can be provided to the luminaire through shelf brackets along the side of the shelf panel.

Abstract: The present invention relates to a light source device having minimized exposure of an LED package formed on the light source device, and a camera inspection device using same such that erroneous detections during camera inspection can be minimized A camera inspection device according to the present invention comprises: a portable terminal cradle on which a portable terminal equipped with a camera is cradled; a light source device installed to be spaced apart from the upper portion of the portable terminal cradle by a predetermined distance and configured to emit light towards the camera; and a controller for controlling the turning on/off of the light source device and imaging operations of the camera so as to perform a light bleeding inspection of the camera mounted on the portable terminal.

Abstract: The invention provides a light generating system (1000) comprising a first light generating device (110), a second light generating device (120), a first luminescent material (210), a window element (400), and a light mixing chamber (500), wherein: (A) the first light generating device (110) is configured to provide first device light (111); wherein the first light generating device (110) comprises one or more of a laser and a superluminescent diode; (B) the second light generating device (120) is configured to generate second device light (121); wherein the second light generating device (120) comprises a solid state light source; (C) the light mixing chamber (500) is at least partly defined by the window element (400); (D) the window element (400) comprises (i) a first window element part (410) comprising the first luminescent material (210), wherein the first window element part (410) is configured in a light receiving relationship with the first light generating device (110), and (ii) a second window elem

Abstract: The utility model discloses an inflatable product with a light-emitting positioning structure, including: a main body provided with an inflation chamber inside, and an external bin disposed on the main body, and configured to receive a luminous body; wherein the luminous body received in the external bin can be fixed relative to the external bin when the inflation chamber is in an inflated state; and the external bin and/or the main body can transmit light.

Abstract: A solder-free LED bulb comprises a bulb shell, a conductive base and a light-emitting member, wherein the light-emitting member is arranged in the bulb shell; the bulb shell has at least one open end, the inner side of the open end is set as a mounting area, and a mounting base is arranged in the mounting area; wherein, the mounting base comprises a mounting part, a slot is arranged on the mounting part, and a conductive member is hooked on the slot; the light-emitting member comprises a circuit board with one end plugged into the slot, and at least one side of the circuit board is printed with a circuit.

Abstract: A production lamp is provided with a removeable lighting module. The removeable lighting module includes an array of LEDs mounted to a plate. A cooling module circulates fluid through a plate behind the array of LEDs to dissipate heat. A driver module generates variable signals to power each of the LEDs in the array to create myriad color output of highly variable intensity. Dripless fluid connectors mounted to the plate connect the cooling module in fluid communication with the plate. Movable pins mounted in the plate electrically connect the LED array to the driver module. Finally, a tool-less actuator mounted in the removeable lighting module disconnects both the dripless connectors and the pins for removal and replacement of the LED module.

Abstract: The invention provides an electrical connection assembly comprising a connector and a printed circuit board for a light module for motor vehicles, and a diagnostic method for checking the hold of a connector in a socket by means of a check electrical signal, using minimal electronic components.