Abstract: A perovskite ink is provided. The perovskite ink comprises a first polar solvent. The first polar solvent has a boiling point of 150° C. or more and a melting point of 30° C. or less. The perovskite ink further comprises a first light emitting perovskite material mixed in the first polar solvent at a concentration in the range of 0.01 wt. % to 10 wt. %.

Abstract: A connection assembly includes an electrical cord providing electrical communication between a first light fixture and a second light fixture, and a cover removably coupled to the first light fixture and the second light fixture. The electrical cord includes a first electrical connector coupled to the first light fixture, and a second electrical connector coupled to the second light fixture. The cover extends over the electrical cord, and includes a first end adjacent the first light fixture, a second end adjacent the second light fixture, and a surface extending between the first end and the second end. The cover provides a continuous surface between the first light fixture and the second light fixture.

Abstract: The present invention discloses an LED lamp independently and stepwise adjustable in beam angle, the LED lamp comprises a lamp body, a lens module and an LED light source-driver assembly installed inside the lamp body, the LED light source-driver assembly comprising an LED light source and an LED driver, and the lens module is an independent module which is detachably assembled with the light source-driver assembly; wherein the lens module can independently perform stepwise adjustment on the beam angle of the LED lamp, and the stepwise adjustment of the beam angle is realized by stepwise adjustment operation on the lens module.

Abstract: A modular luminaire assembly comprising includes a mounting ring configured to be selectively coupled with a mounting surface, an inner housing defining a channel configured to receive the mounting ring, wherein the mounting ring is configured to be selectively coupled with the inner housing, a lighting assembly, one or more diffusers configured to direct light from the lighting assembly; and a retaining ring including a ring body defining an opening a plurality of flanges configured to snap engage with the inner housing, wherein the ring body is configured to at least partially support the one or more diffusers and the lighting assembly.

Abstract: The invention relates to a method for manufacturing a molded part, comprising the steps of providing a wood veneer that is intended for forming the decorative layer, applying lacquer, in particular a synthetic material lacquer, to the front side of the wood veneer, the lacquer being applied to some sections of the front side of the wood veneer according to an intended pattern or symbol, back-injecting the wood veneer on the rear side of the wood veneer with a backing material, in particular an acrylonitrile butadiene styrene (ABS) copolymer synthetic material, for forming the backing, pickling the wood veneer on the front side of the wood veneer, in particular with a water-soluble pickling agent.

Abstract: A linear lamp having splicing member includes a lamp body, an extension module and a splicing member. The splicing member has two fixing portions disposed at the two ends thereof respectively. The two fixing portions of the extension module are engaged with the first combining member of the lamp body and the second combining member respectively in order to splice the extension module and the lamp body with each other. Via the above structure, the functional extension of the linear lamp can be realized by linear splicing mechanism, such that various extension functions can be conveniently and efficiently added to the linear lamp regardless of the environment.

Abstract: A light device with movable drive power supply and a recessed downlight assembly. The light device includes a movable bracket assembly, a drive power supply and a light body. The movable bracket assembly includes a first movable arm and a second movable arm. A first and a second movable hinge sections are hinged with each other, whereby the first and the second movable arms can be rotated relative to each other. The drive power supply is disposed on the second movable arm and connected with the light body via a conductive wire. By means of the relative rotation of the first and the second movable arms, the drive power supply and the second movable arm pass through a mounting hole to outside of a mounting panel. Such that, the drive power supply can be conveniently connected with the conductive wire of the light body.

Abstract: Lightweight and man-portable lights may be used to provide a rapid and deployable aircraft landing zone illumination solution. The lights may produce a combination of visible and infrared (IR) light. The lights may be mounted using stakes or concrete anchors, or they can be left unmounted on the ground for easy and rapid deployment. The light may include five types of visible light-emitting diodes (LEDs)—white (W), yellow (Y), green (G), red (R), and blue (B)—and infrared (IR) LEDs. The LEDs (visible and IR) can be controllable between different intensities. The light may include built-in wireless communication capabilities. A number of lights may be positioned and then operated together for landing zone and emergency lighting solutions.

Abstract: A lighting apparatus includes a light passing cover, a light strip, a heat dissipation plate, a manual switch, a driver and a bottom cover. The light passing cover defines first elongated cavity. The light strip is mounted with multiple LED modules. The heat dissipation plate is used for mounting the light strip on a first side of the heat dissipation plate. The manual switch is disposed for selecting a switch setting. The manual switch is placed on the first side of the heat dissipation plate. The driver converts an external power source to a driving current supplied to the multiple LED modules. The driver is electrically connected to the manual switch for controlling the driving current supplied to the multiple LED modules to adjust an output light of the multiple LED modules according to the selected switch setting. The bottom cover defines a second elongated cavity.

Abstract: A lighting device including: a lighting equipment lens unit; and a stand member on which the lighting equipment lens unit is placed, wherein the lighting equipment lens unit includes a lighting equipment lens in which a protruding portion capable of point-supporting the entire lighting equipment lens unit is formed, a center of gravity of the lighting equipment lens unit is located substantially coaxially with the protruding portion and below the protruding portion, the stand member includes: a housing having an opening; and a light transmitting placement portion that is placed in the housing and allows placement of the protruding portion, the stand member allows irradiation of light toward the opening through the light transmitting placement portion, and a surface of the light transmitting placement portion on which the protruding portion is placed is formed into a concave shape.

Abstract: A vehicle interior component is disclosed. The component provides a user interface with a display/image when illuminated. The component comprises a composite structure with a cover material providing a light-transmissive effect and a surface providing a surface effect (grain/wood texture) visible when the display is off. The image is presented at the cover surface when the display is on. The cover may comprise a wood veneer with backing (paper, fiber material, etc.). The composite structure may comprise a mask layer and a lens, filter, colorant, etc. The user interface may include a sensor. The light source may comprise a display panel, LED/array, module, etc. The image is visible at the user interface when display functionality is in operation; when display functionality is not in operation the surface effect of the cover (e.g. wood texture) is visible with substantially no indication of display functionality.

Abstract: The present invention discloses a projection apparatus, including: a housing including a light transmission groove and a limit wall arranged around the light transmission groove, where a width of a limit groove defined by the limit wall is greater than a width of the light transmission groove; and a first light source assembly being received in the housing and including a first light source body and a diffractive optical element located above the first light source body, where the diffractive optical element is mounted in the limit groove, and the limit wall limits excessive shift of the diffractive optical element along a horizontal direction, which facilitates mounting of the diffractive optical element.

Abstract: A restraint includes a belt, a connecting structure that is connected to the belt, a buckle housing that includes a connector opening for insertion of the connecting structure, a latch assembly that is configured to retain the connecting structure in the connector opening, and a release button that is connected to the buckle housing and is configured to cause the latch assembly to release the connecting structure when the release button is operated. A first indicator area is located on the buckle portion adjacent to the connector opening. A second indicator area is located on the release button. A third indicator area is located on the release button and is surrounded by the second indicator area.

Abstract: A light module for a motor vehicle headlamp comprising at least one pixelated light source, a plurality of electroluminescent emitters distributed into a plurality of pixels and capable of emitting light rays, a projection optic arranged to directly image, toward the outside of the light module, a light beam formed by said light rays emitted by said at least one light source. The light module is characterized by a mask arranged between the at least one light source and the projection optic in order to completely or partially prevent light rays originating from the light source from being reflected by regions arranged outside the plurality of electroluminescent emitters of the light source.

Abstract: An irradiation unit is disclosed that includes a pump radiation source for emitting pump radiation in the form of a beam, a conversion element for at least partially converting the pump radiation into conversion radiation, and a support on which the conversion element is situated. The support accommodates a through-hole through which the beam including the pump radiation is incident on an incident surface of the conversion element, the though-hole being laterally delimited by an inner wall face of the support, at least one portion of the face tapering in the direction of the incident surface. During operation, the pump radiation conducted in the beam is at least intermittently at least in part, incident on the inner wall face of the support and is reflected thereby onto the incident surface.

Abstract: A manufacturing method and a manufacturing system of perovskite color conversion film are provided. The manufacturing method includes: manufacturing perovskite plastic wires; providing a substrate with areas to be printed; and heating and printing the plastic wires on the areas to be printed of the substrate by used of fused deposition modeling 3D printing technology, to formed a perovskite color conversion film.

Abstract: This application discloses an infrared light transmit apparatus and a mobile terminal in which the infrared light transmit apparatus is applied.

Abstract: Lighting elements are disposed within the enclosure doors surrounding an automated material handling machine such as a packaging machine. The clear panels in the door are edge-lit so that the entire door window corresponding to the location of the maintenance notice is illuminated a contrasting color to call the operator's quick attention to that portion of the machine.

Abstract: A dazzle lamp structure of a microphone speaker comprises a shell, a mounting base, a microphone, a microphone cover, and an LED lamp panel, wherein multiple LED chips are disposed on the LED lamp panel, a white semi-transparent inner lampshade is disposed at the top of the shell and covers the LED lamp panel, the top of the inner lampshade is covered with a dark transparent outer lampshade, and lights emitted by the LED chips sequentially penetrate through the inner lampshade and the outer lampshade to shine out. The dazzle lamp structure can shield strong lights and has a better lighting rendering effect.

Abstract: A method for joining a lens to a housing of a lighting device of a motor vehicle, in which the housing is accommodated and secured in a receptacle device. The method includes accommodating the lens in a pre-centering device, aligning the lens towards the housing during an alignment procedure and accommodating the lens by a holding device after the alignment procedure. The method further includes holding the lens by the holding device during a subsequent joining process, releasably attaching the holding device to the pre-centering device, aligning, via fastening elements, during the alignment procedure and moving the accommodated lens and the holding device attached to the pre-centering device relative to the receptacle device such that the lens and the holding device are aligned on the housing accommodated in the receptacle device.

Abstract: In order to solve the problem of loosening that may occur in the assembly structure of the prior art when the user wants to rotate the inner joint assembly to change the light angle of the lighting device installed in the inner joint assembly during the rotation process, an embodiment of the present disclosure provides an assembly structure with a slot. In the present disclosure, only when a card part is inserted into the slot, can the inner joint assembly and outer joint assembly be allowed to be locked with or unlocked from each other by rotation, otherwise only the inner joint assembly can be rotated relative to the outer joint assembly, but both of them cannot be locked with or unlocked from each other by rotation.

Abstract: A display module includes a display panel, a touch sensor, and a pressure sensor. A base member of the display panel includes a first portion, a second portion extending from the first portion, and a third portion extending from the second portion. The touch sensor is disposed on the first portion of the base member. The pressure sensor is disposed on the third portion of the base member. When the second portion of the base member is bent, the pressure sensor overlaps the first portion of the base member.

Abstract: A large vehicle signaling system utilizing at least two signals in conjunction with the vehicle's lighting system to mirror the vehicle's brake and turn signals. The at least two signals may be attached to the rear face of the vehicle or brackets that allow them to pivot and move away from the rear face when not in use. The at least two signals should be positioned at a height of at least 80 inches from the ground so that they may be seen by a driver even if there are other vehicles between the driver and the large vehicle. When positioned in this way, the signaling system may allow for drivers of large vehicles to maneuver more safely as other drivers will be more aware of their signals.

Abstract: A device for joining a lens to a housing of a lighting device of a motor vehicle, having a receptacle device for accommodating and securing the housing, a pre-centering device for aligning and clamping the lens on the housing during an alignment procedure, and having a holding device for accommodating the lens after the alignment procedure and for holding the lens during an adjustment process, wherein the holding device is releasably attached to the pre-centering device by fastening elements during the alignment operation, and wherein the pre-centering device, together with the accommodated lens and the holding device attached to the pre-centering device is movable relative to the receptacle device during the alignment procedure such that the lens and the holding device can be aligned on the housing accommodated in the receptacle device.

Abstract: A waterproof plastic lamp, includes a waterproof plastic bulb and a lamp base, wherein the waterproof plastic bulb comprises a bracket, a lampshade, a luminous body and a conductive plug, the luminous body and the conductive plug are fixedly installed on the bracket, the conductive plug is electrically connected with the luminous body through a guide wire, the bracket is hermetically and fixedly connected to an opening of the lampshade, and the luminous body is sealed inside the lampshade; and the lamp base comprises a lamp holder and a conductive socket, a conductive wire is fixed in the lamp holder, two ends of the conductive wire respectively extend out of the left and right ends of the lamp holder, the conductive socket is electrically connected with the conductive wire, the conductive socket is fixedly connected to the inner side of the lamp holder and is matched with the conductive plug.

Abstract: Methods and apparatus for illuminating decorations according to various aspects of the present invention may comprise a light source and a diffuser. A connector may connect the light source to the decoration. A reflector may reflect light from the light source towards an anticipated observer.

Abstract: A moving-body indoor illumination apparatus is provided. The moving-body indoor illumination apparatus includes a light source, and a holder for holding the light source. The light source is pressed against the holder. The light source includes a spherical housing and a light emitter. The light emitter is disposed within the housing. The housing is provided with a housing-side restricting part that restricts movement of the housing with respect to the holder by contacting with or approaching the holder in a portion different from a portion which is exposed from an opening on an irradiation side of the holder.

Abstract: An attachment structure for installing a lighting device on an attachment target, includes a hole formed in a bottom surface of the attachment structure for letting light from the lighting device pass through the hole, and a plurality of ribs formed around the hole. The plurality of ribs are substantially flush with each other in a lighting device placement area configured to receive a bottom surface of the lighting device, so that the lighting device is positioned with respect to the bottom surface of the attachment structure in a height direction of the lighting device.

Abstract: A tubular LED light fixture includes a lamp holder; printed circuit board; a plurality of point light sources; lens; strip-shaped convex lens array, located between the lens and printed circuit board and arranged along the length direction of the tubular LED light fixture for converting each point light source into a plurality of consecutive sub point light sources, and the sub point light source converted by the adjacent point light source is connected or overlapped. The invention adopts a strip-shaped convex lens array which forms a line light source only by diffusing light from the point light source only in the length direction of the strip light fixture, preventing light from diffusing in multiple directions, so that the line source is purified. The lens is arranged to perform light distribution in the other direction to the line source, thereby reducing energy attenuation and ensuring the light effect.

Abstract: A housing has a sidewall that surrounds an interior cavity that has an open rear end and an open front end, and is divided by a partition into a top cavity and a bottom cavity. The top cavity extends to the open rear end, the bottom cavity extends to the open front end. A power supply circuit board is inside the top cavity, while a light source is inside the bottom cavity and emits light through the open front end to illuminate a room. First wires pass through an opening in the partition, and are coupled to the power supply circuit board at one end and to the light source at another end, to deliver power to the light source. A lid or cover covers the open rear end enclosing the top cavity, and is secured to the housing. Other embodiments are also described and claimed.

Abstract: A light-emitting device includes a board, a light-emitting element mounted on a surface of the board, a support member on which the board is placed, and a cover having a plate shaped main cover body covering the light-emitting element and a tubular portion which receives a light guide body that guides light emitted from the light-emitting element. The main cover body includes a base, a protrusion protruding from the base toward the board, and a ridge disposed on a protruded end of the protrusion. A step is formed by the protrusion and the ridge, and the protrusion and the ridge extend in a same direction along the base.

Abstract: The illuminated outdoor figurine is a decorative structure. The illuminated outdoor figurine is an illuminating structure. The illuminated outdoor figurine is a self-supporting structure. Any first instantiation of the illuminated outdoor figurine electrically connects with any second instantiation of the illuminated outdoor figurine. The illuminated outdoor figurine comprises a figurine, a lighting circuit, an external lamp circuit, and an external power source. The figurine contains the lighting circuit. The external lamp circuit is suspended from the exterior surface of the figurine. The external power source provides a source of electrical energy that powers the lighting circuit and the external lamp circuit.

Abstract: A drain valve for draining liquid from an enclosed space comprises a movable plunger, which is movable between a closed position in which the plunger does not allow liquid to flow through the drain valve, and at least one open position, in which the plunger allows liquid to flow through the drain valve; and an elastic element, which is configured to urge the movable plunger into its closed position. The plunger is provided with at least one duct extending through the plunger and allowing fluid to flow through the drain valve when the plunger is positioned in its closed position, wherein said at least one duct is closed by a semi-permeable medium, which is permeable for air and water vapor and impermeable for liquid water.

Abstract: A structured light module is combinable with a frame. The structured light module includes a housing, a light-emitting unit, at least one corresponding optical element, a circuit board, at least one fastening element, and at least one symbol. Due to the at least one symbol, the positioning accuracy of the structured light module in the assembling process is enhanced. The light-emitting unit is disposed on the circuit board and accommodated within the housing. The at least one fastening element is connected with one of the housing and the circuit board. When the at least one fastening element is combined with a frame, the structured light module is positioned on the frame.

Abstract: A high-power LED bulb, where the high-power LED bulb includes: a lamp holder with an accommodating groove and a mounting slot set with the accommodating groove at intervals; a driving power supply, which is set in the mounting slot; an insulating housing with wire hole, which is accommodated in the mounting slot and covered in the opening of the mounting slot; a luminous module installed in the accommodating groove, whose one end is electrically connected to the driving power supply through the wire hole; and a lamp cover, which is connected to the lamp holder and covered in the opening of the accommodating groove. The high-power LED bulb simplifies the structure of the high-power LED bulb and improves the safety of the high-power LED bulb.

Abstract: A modular troffer luminaire includes a housing having a perimeter frame, and a first light module removably attached to the housing. The first light module is replaceable by a second light module after the modular troffer luminaire is installed, where the first light module comprises an LED light source and an optic. The modular troffer luminaire further includes a sensor attached to the perimeter frame. The first light module is controllable based on sensing information from the sensor.

Abstract: A highly portable and highly browsable light-emitting device is provided. A light-emitting device that is less likely to be broken is provided. The light-emitting device has a strip-like region having high flexibility and a strip-like region having low flexibility that are arranged alternately. In the region having high flexibility, a light-emitting panel and a plurality of spacers overlap with each other. In the region having low flexibility, the light-emitting panel and a support overlap with each other. When the region having high flexibility is bent, the angle between normals of facing planes of the two adjacent spacers changes according to the bending of the light-emitting panel; thus, a neutral plane can be formed in the light-emitting panel or in the vicinity of the light-emitting panel.

Abstract: A lamp device with changeable lamp socket includes a light tube, a light source plate received in the light tube, and two lamp sockets locked with two ends of the light tube. The lamp socket includes a first tubular body, a first covering plate, and two conductive plugs. The lamp device further includes two adapter covers detachably locked on the lamp sockets. Each adapter cover includes a second tubular body, a second covering plate, and a conductive component. For each of the lamp sockets and the corresponding adapter cover, the conductive plugs are inserted into insertion holes of the second covering plate, and the conductive component is electrically connected to the conductive plugs, passes through an opening of the second covering plate, and exposed from the second covering plate.

Abstract: A plug-in LED lamp holder is provided, including a first housing, a second housing and a core shaft, wherein each of the first housing and the second housing has a semicircular tubular structure and is provided at a top portion thereof with a connecting block, the connecting block has a triangular plate shape and is provided with a connecting hole formed thereon, each of the first housing and the second housing is provided with a semicircular side tube communicating with an inner side thereof, a plurality of semi-annular inner ribs are provided on an inner wall of the side tube, the first housing and the second housing are assembled to define a cylindrical cavity on a bottom thereof, the first housing and the second housing are respectively provided on the cylindrical cavity with a first thread and a second thread which together form a complete thread.

Abstract: A structured light module is combinable with a frame. The structured light module includes a housing, a light-emitting unit, at least one corresponding optical element, a circuit board, and at least one fastening element. The light-emitting unit is disposed on the circuit board and accommodated within the housing. The at least one fastening element is connected with one of the housing and the circuit board. When the at least one fastening element is combined with a frame, the structured light module is positioned on the frame.

Abstract: A modular troffer luminaire includes a housing having a perimeter frame, and a first light module removably attached to the housing. The first light module is replaceable by a second light module after the modular troffer luminaire is installed, where the first light module comprises an LED light source and an optic. The modular troffer luminaire further includes a sensor attached to the perimeter frame. The first light module is controllable based on sensing information from the sensor.

Abstract: Tenon-mounted lighting fixtures with high structural integrity are provided. In one embodiment, the lighting fixture has a housing that has an integrally formed tenon cradle, which is configured to receive a tenon of a light pole. A light source is also mounted on a bottom side of the housing. The tenon cradle is between a first bolt boss and a second bolt boss, and is in communication with a rear opening of the housing. The first and second bolt bosses may be integrally formed in the housing. The tenon cradle includes multiple ribs. An arcuate cross rib resides in a first plane in which a first bolt shaft of the first bolt boss and a second bolt shaft of the second bolt shaft reside. An axial rib intersects the arcuate cross rib and runs perpendicular to the first plane.

Abstract: A light fixture can include a housing having at least one wall and a collar limiting feature disposed at a top end of the at least one wall. The light fixture can also include a collar disposed around the at least one wall, where the collar abuts against the collar limiting feature and is rotatable relative to the housing, where the collar includes a first cover coupling feature. The light fixture can further include a cover coupled to the collar, where the cover includes a first collar coupling feature, where the first collar coupling feature couples to the first cover coupling feature of the collar. The housing can be rotatable relative to the collar and the cover when the cover is decoupled from the collar, where the housing can be held in a fixed position relative to the collar and the cover when the cover is coupled to the collar.

Abstract: This invention provides a ventilation kit adapted to be coupled to a recessed light fixture, and comprises two supporting members. The first is adapted to be coupled with at least one edge of the recessed light fixture, while the second is adapted to be coupled with the grid system of the ceiling. There is also through-hole for air circulation. Mounting the ventilation kit onto an existing recessed light fixture enables the existing recessed light fixtures to have either an air supply or air return ventilation feature. This invention also discloses a recessed light fixture assembly with either an air supply or air return ventilation feature.

Abstract: A lighting device and a method for producing a lighting device are disclosed. In an embodiment, the lighting device includes a carrier, at least one optoelectronic illuminant arranged on the carrier, the illuminant configured to emit light into an emission area and a color scattering layer located in the emission area, the color scattering layer configured to generate a color by scattering of light at a surface of the color scattering layer facing away from the illuminant.

Abstract: An illumination module for a motor vehicle that includes at least one organic electroluminescent diode capable of being received in a support equipped with means for connecting same to a device for supplying electrical power and/or controlling a lighting and/or signaling assembly of the vehicle. The support has at least one connection bar formed in a flexible base material impregnated with conducting material, arranged in layers.

Abstract: A Bluetooth beacon for a luminaire assembly includes a module and an antenna associated with the module. The Bluetooth beacon is monted such that the antenna is communicatively visible from a light emitting side of the luminaire assembly. The Bluetooth beacon is configured to provide a signal extending a predetermined distance from the luminaire assembly such that a Bluetooth receiver on a user device can receive a signal from the Bluetooth beacon.

Abstract: A film, a backlight module and a display device are provided. The film includes: a first body having a platy structure, a protrusion protruded from an edge of the first body in a plane where the first body is located, and a positioning structure intersected with one surface of the protrusion wherein the positioning structure includes a second body and one or more openings; the second body includes a blocking portion and a connecting portion; the blocking portion is connected with the protrusion through the connecting portion; and the one or more openings are disposed between the blocking portion and the protrusion.

Abstract: An exemplary embodiment provides a backlight unit including: a bottom chassis; a supporter positioned to extend along one edge of the bottom chassis; a light source unit fixed to the supporter; and a light guide plate that is positioned on the bottom chassis and is configured to transmit light emitted from a light source of the light source unit. The supporter may include a main body of which at least one corner area is cut and an insertion portion that is positioned at the corner area. Each of the main body and the insertion portion may include a base portion and a side wall, and the side wall of the insertion portion may extend from the side wall of the main body and in a direction different than a direction of the side wall of the main body.

Abstract: The invention relates to an illumination module for a motor vehicle employing at least one organic electroluminescent diode. The module includes at least one conductor wire connecting a first conductor terminal of the at least one organic electroluminescent diode to a second conductor terminal of a support wherein at least one organic electroluminescent diode is received.