Abstract: Provided are a light source module and a backlight display module. The light source module includes a flexible printed circuit board and a plurality of side-emitting LEDs. The flexible printed circuit board extends along a central axis. The plurality of side-emitting LEDs are sequentially arranged along the central axis and bonded to the flexible printed circuit board, and a light-emitting surface of one side-emitting LED of the plurality of side-emitting LEDs is perpendicular to a bonding surface of the flexible printed circuit board.

Abstract: A system may have lights. The lights may emit visible and infrared light. Infrared light may be used to illuminate objects that are monitored using infrared image sensors or other infrared sensors. Visible light may be used to illuminate objects that are viewed by users and which may be monitored using sensors. The lights may be adjustable. An adjustable light may have a light source that contains an infrared light-emitting device such as an infrared light-emitting diode and a visible light-emitting device such as a visible light-emitting diode. A reflector may reflect light from the light source towards a lens. An adjustable light-blocking device may be located between the reflector and the lens. The light-blocking device may allow infrared light to pass unimpeded while adjusting visible light passing to the lens.

Abstract: A light emitting device includes: a substrate; a light emitting element; a wavelength conversion layer; and a wall surrounding the wavelength conversion layer, having an opening portion exposing at least a part of a top surface of the wavelength conversion layer, and containing a light reflective material. The surface of the wall includes a top surface provided at a higher position than the top surface of the wavelength conversion layer, and an inner surface forming the opening portion. The wall includes a first portion surrounding the wavelength conversion layer, and a second portion provided over the first portion and surrounding the first portion. The opening portion is hollow. An angle of a corner portion between the top surface and the inner surface of the wall is in a range of 90 degrees or greater and less than 180 degrees.

Abstract: An optic for a light-emitting diode (LED) array comprises an arrangement of optical structures for providing down lighting distribution from the LED array and a waveguide edge for providing up-lighting distribution from the LED array. Luminaires are described comprising an LED array and the optic. An overhead light fixture includes a driver assembly and a light-emitting assembly. The light-emitting assembly is operably connected to the driver and configured for downward emission of light from a light source of the light-emitting assembly. The light fixture is configured to be mounted to a canopy sheet of an overhead canopy, with the driver assembly disposed above the canopy sheet and the light-emitting assembly disposed below the canopy sheet. A bezel is optionally disposed around a lens of the light-emitting assembly, for aesthetic reasons and/or for controlling a degree of lateral emission of light from the light fixture.

Abstract: A device for generating light pulses for characterization, standardization and/or calibration of photodetectors, preferably within a flow cytometer or microscope is disclosed. The device includes emission light sources which are driven with predetermined waveform to emit light pulses. A feedback mechanism based on the provision of separate, series-connected control light sources whose emission is detected by a feedback detector is included. The device may include one or more emission groups of circularly arranged, multi-color emission light sources. To provide different intensity levels, the emission light sources or emission groups can be coupled into a light guide with different efficiencies. Uses of the device and systems or kits including the device is also provided.

Abstract: A spectral apparatus includes: an interference filter that includes a pair of reflection films and outputs light having a spectral wavelength corresponding to a gap size between the pair of reflection films; a gap sensor that detects the gap size; and one or more processors configured to detect an error based on a difference between the spectral wavelength corresponding to the gap size detected by the gap sensor and a target wavelength of light to be output from the interference filter. The one or more processors detect an error when an integration value obtained by integrating, on a time axis, an absolute value of the difference exceeds a threshold value.

Abstract: A lighting device (1) is provided. The lighting device comprises at least two light-emitting diode, LED, filaments (11). The lighting device further comprises at least two optical modules (12). Each optical module (12) is arranged in relation to a corresponding one of the LED filaments (11) to receive light emitted by the corresponding one of the LED filaments (11). Each optical module (12) is configured to collimate the received light and produce a collimated light beam so as to increase the degree of collimation of the light produced by the optical module (12) as compared to the light received by the optical module (12). The light produced by each optical module (12) is emitted from the lighting device (1). Further, the optical modules (12) are arranged in relation to each other such that collimated light beams of the respective ones of the optical modules (12) are oriented in different directions.

Abstract: The invention provides a lighting device (1) comprising a housing (2) including a solar-power unit and a lighting element, and a shade (3) connected to the housing (2), wherein the shade (3) is releasably connected to the housing (2) and loosely rests on an external surface of the housing (2) when connected thereto.

Abstract: A semiconductor-inspection tool scans a semiconductor die using a plurality of optical modes. A plurality of defects on the semiconductor die are identified based on results of the scanning. Respective defects of the plurality of defects correspond to respective pixel sets of the semiconductor-inspection tool. The scanning fails to resolve the respective defects. The results include multi-dimensional data based on pixel intensity for the respective pixel sets, wherein each dimension of the multi-dimensional data corresponds to a distinct mode of the plurality of optical modes. A discriminant function is applied to the results to transform the multi-dimensional data for the respective pixel sets into respective scores. Based at least in part on the respective scores, the respective defects are divided into distinct classes.

Abstract: The optical product includes an optical multilayer film which is disposed on one surface or both surfaces of a base directly or via an intermediate film. The optical multilayer film is obtained by alternately disposing an SiO2 layer and a ZrO2 layer, forming nine layers in total, such that a first layer counting from the base is the SiO2 layer. The optical thickness of the SiO2 layer as the first layer is not greater than 0.120×?/4 when a design wavelength is ? (500 nm), the optical thickness of the ZrO2 layer as a second layer is not less than 0.400×?/4, the optical thickness of the SiO2 layer as a third layer is not less than 0.230×?/4, and the optical thickness of the SiO2 layer as a seventh layer is not less than 0.450×?/4.

Abstract: A housing apparatus configured to be attached to an external housing of a vehicle mounted optical device is described. The housing apparatus is configured to direct an airflow at a lens of the optical device in order to prevent or remove obstructions, such as rain, dirt, pollen, insects, and other items. In one embodiment, among others, an apparatus comprises a tunnel structure that has a first end, a second end, a first side, a second side, and a top side. The first end of the tunnel structure has an entry opening for capturing air flow while the vehicle is in motion. The second end of the tunnel structure has an exit opening for directing the air flow to a lens of the optical device.

Abstract: A phosphor element includes: a phosphor part having an incident face for excitation light, an opposing face opposing the incident face, and a side face, the phosphor part converting at least a part of the excitation light incident onto the incident face into a fluorescence and emitting the fluorescence from the incident face; an integral low refractive index layer on the side face and opposing face of the phosphor part and having a refractive index lower than that of the phosphor part; and an integral reflection film covering a surface of the low refractive index layer. The area of the incident face of the phosphor part is larger than the area of the opposing face.

Abstract: A light source device, includes an excitation light source for generating excitation light, a light condensing device, and a fluorescent cavity. The fluorescent cavity includes a chamber and a fluorescent layer, the chamber having a light window for allowing light to enter and exit and a bottom wall opposite to the light window. The fluorescent layer is provided on the surface of the bottom wall. The excitation light is concentrated by the light condensing device, and then is incident from the light window to the surface of the fluorescent layer to form a light spot and excite the fluorescent layer to generate a laser. The area of the light window is smaller than the area of the light spot, and the laser can be emitted from the light window.

Abstract: Apparatus and associated methods relate to an energy efficient and pollution reducing post top lamp. In an illustrative example, a replaceable light unit (RLU) includes a LED package distributed about a first axis of the RLU. The LED package, for example, may emit a light being redirected by a first optical element to generate a first optical distribution along a first optical axis in a first direction, the first optical axis being substantially parallel to the first axis. The first optical distribution may be, for example, reflected by a second optical element such that at least a portion of the light in the first optical distribution may be reflected into a second optical distribution. For example, at least fifty percent of the light in the second optical distribution may be greater than fifty degrees from the first optical axis. Various embodiments may advantageously conserve energy and/or reduce light pollution.

Abstract: A light source device, includes an excitation light source for generating excitation light, a light condensing device, and a fluorescent cavity. The fluorescent cavity includes a chamber and a fluorescent layer, the chamber having a light window for allowing light to enter and exit and a bottom wall opposite to the light window. The fluorescent layer is provided on the surface of the bottom wall. The excitation light is concentrated by the light condensing device, and then is incident from the light window to the surface of the fluorescent layer to form a light spot and excite the fluorescent layer to generate a laser. The area of the light window is smaller than the area of the light spot, and the laser can be emitted from the light window.

Abstract: Lighting systems that include an LED and a silicone module designed to contain a lens are described herein.

Abstract: The present disclosure provides an LED assembly, a light source, and a liquid crystal display device. The LED assembly includes: a substrate; a plurality of blue LED chips which are disposed on the substrate at intervals and have different emission wavelengths; a white light phosphor layer which is disposed on the substrate and covers the plurality of blue LED chips; and a sealing frame which is disposed on the substrate and is configured to encapsulate the plurality of blue LED chips and the white light phosphor layer. The LED assembly encapsulates the blue LED chips having different emission wavelengths together, which can avoid LED mixing from an LED encapsulation source, thereby saving cost. Moreover, problems such as nonuniform images and chromatic aberration are basically avoided when the LED assembly is applied to an LCD module.

Abstract: Disclosed are a display panel and a display device. The display panel includes a panel body, the panel body including a display area and a non-display area around a periphery of the display area; and a decoration portion provided on the panel body and located in the display area.

Abstract: The purpose of the present invention is to realize a lighting device of thin, low power consumption and small light distribution angle. The present invention takes the following structure to realize the above task: A lighting device having an emitting surface and a bottom opposing to the emitting surface including: a resin, set between the emitting surface and the bottom, having a hole at a center, a reflection block set in the hole at a side of the emitting surface, an LED, which is a light source, set in the hole at a side of the bottom, a space between the LED and the reflection block, in which the resin is contained in a container whose inner surface is a reflecting surface.

Abstract: A method of controlling a plurality of lighting devices (120, 122) is disclosed.

Abstract: An illumination device suppresses a variation in color tone caused by a difference in optical path length from a light source without requiring a complicated manufacturing process. The illumination device includes: a single light source emitting monochromatic light; a light guide body transmitting the light emitted from the light source; a plurality of light emitting portions provided at positions having different optical path lengths from the light source, respectively, to transmit the light; and color conversion layers disposed between the light emitting portions and the light guide body to convert a color of the light transmitted through the light guide body.

Abstract: Airfield taxiway lights are described herein. One device includes a plurality of light sources, a plurality of prisms through which light emitted by the plurality of light sources is configured to pass, wherein the light emitted by each respective light source passes through a different one of the plurality of prisms, and a cover having a plurality of openings through which the light that passes through the plurality of prisms is configured to exit the airfield taxiway light, wherein each respective opening is positioned over a different one of the plurality of prisms.

Abstract: A surgical light source system for cooling high-powered arthroscopic light emitters. The surgical light source system includes a housing having a proximal end and a distal end with a tube connected to the proximal end. The system also includes a light source at the distal end of the housing which is connected to a remote power source. The system has a plurality of fins extending around the light source within the housing and a remote fan connected to the tube. The remote fan is adapted to draw air across the fins, forming a heatsink within the housing.

Abstract: This disclosure relates to an arrangement 10 for variably adjusting the cross-section of a compressor inlet. Furthermore, the disclosure relates to a charging device having such an arrangement 10. The arrangement 10 comprises a compressor housing 100 with a main body 140 and an inlet cover 120. The inlet cover 120 defines a compressor inlet 110. The arrangement 10 further comprises an adjustment mechanism 200 which is arranged in the compressor housing 100. The adjustment mechanism 200 comprises an actuation ring 210 and a plurality of orifice elements 220. Each orifice element 220 is coupled to the actuation ring 210 via a respective coupling element 230 and is rotatably supported in the compressor housing 100 via a respective shaft 240. Furthermore, the arrangement 10 comprises at least one wear reducing feature providing a wear reduced operation of the adjustment mechanism 200.

Abstract: Light-emitting component includes a light source and a dimming element arranged downstream of the light source in a radiation direction. The dimming element includes a dimming layer. The light source includes at least one emitter which is configured to emit light. A brightness of a light emitted by the light-emitting component is adjustable. The brightness is partially adjustable by way of a pulse width modulated and/or amplitude modulated operating signal for the emitter, and the brightness is partially adjustable by way of partial absorption and/or reflection of the light emitted by the emitter in the dimming element. A dimming capability of the dimming layer increases along an extension direction transverse to the radiation direction. The dimming layer is displaceable along the extension direction relative to the light source. A degree of absorption and/or reflection of light emitted by the emitter is variably adjustable.

Abstract: A service management system communicates via wide area network with gateway devices located at respective user premises. The service management system remotely manages delivery of application services, which can be voice controlled, by a gateway, e.g. by selectively activating/deactivating service logic modules in the gateway. The service management system also may selectively provide secure communications and exchange of information among gateway devices and among associated endpoint devices. An exemplary service management system includes a router connected to the network and one or more computer platforms, for implementing management functions. Examples of the functions include a connection manager for controlling system communications with the gateway devices, an authentication manager for authenticating each gateway device and controlling the connection manager and a subscription manager for managing applications services and/or features offered by the gateway devices.

Abstract: A combined-type dynamic effect wheel includes a light source and an effect wheel bottom plate. The effect wheel bottom plate is provided with a light-through hole and several pattern bases, each pattern base being provided with a pattern sheet. A first rotating assembly and a second rotating assembly are provided at the center of the effect wheel bottom plate, and the effect wheel bottom plate is driven by the first rotating assembly to rotate so as to enable different pattern bases or the light-through hole to be switched in or out of a light beam; the pattern base is provided with a driven assembly; and the size of an effective pattern on the pattern sheet is greater than the size of an effective light spot of the light beam passing through the pattern sheet.

Abstract: Disclosed is a lighting fixture with a shroud that can be removed and repositioned on the housing of the lighting fixture. The shroud may have a first end with a first shape and a second end with a second shape that is different than the first shape. The user may reorient the shroud to face one of the two ends away from and at different elevations relative to the lens to provide different shapes to the light emitted from the fixture.

Abstract: A light-emitting device assembly includes a concave optical collector, a light-emitting device, and a light-escape surface. The collector redirects incident light by reflection, scattering, or reradiation. The light-emitting device emits device output light to propagate within the optical collector. The light-escape surface extends across an open end of the collector and exhibits (i) incidence-angle-dependent transmission of light that decreases with increasing incidence angle, or (ii) transmissive redirection of light to propagate at an angle less than a corresponding refracted angle, that are imparted by an array of nano-antennae, a partial photonic bandgap structure, a photonic crystal, an array of meta-atoms or meta-molecules, or a multi-layer dielectric thin film.

Abstract: A dock light apparatus comprises a light fixture and an elongated arm including an axially straight portion coupled to an axially curved portion having a rigid bend. The straight portion is configured to mount to a wall and the curved portion is configured to support the light fixture.

Abstract: An optoelectronic semiconductor component may include at least one optoelectronic semiconductor chip, a reflector, a lens, and a connecting layer. The reflector may have a reflector recess where the semiconductor chip may be arranged. The lens may be fully located in the reflector recess, and the lens may have a lens recess. The connecting layer may fasten the lens on the reflector. The lens may have a lens outer side facing toward a reflector inner wall of the reflector recess. A gap may be between the reflector and the lens, and the gap may be filled only partially with the connecting layer. The semiconductor chip may not touch the lens. The optoelectronic semiconductor component may be incorporated into a biometric sensor.

Abstract: A light source device comprises: an excitation light source configured to generate excitation light; a wavelength conversion member including a base and a phosphor layer which is provided on the base and configured to convert the excitation light into fluorescence; and a converging optical system including a converging lens for converging the excitation light on the phosphor layer, wherein the light source device further comprises a housing for accommodating the wavelength conversion member, the excitation light source is provided outside the housing, a wall surface of the housing includes a lens hole into which the converging lens is inserted, and the converging lens which is inserted into the lens hole and the wall surface of the housing isolate an internal space of the housing from an outer space of the housing.

Abstract: Disclosed herein are methods for controlling a light fixture with a subtractive color mixing system for emitting light having a target color. The methods may comprise receiving target information indicative of, such as defining, the target color. The methods may further comprise calculating a target control setpoint for each of a the plurality of subtractive color filters based on: the target information; and calibration data, which for a plurality of sets of calibration control setpoints is indicative of an emitted color. The methods may further comprise controlling each of the subtractive color filters according to each calculated target control setpoint for each of the subtractive color filters.

Abstract: A fluorescent molded body includes a first surface that receives incident light from a laser light source, a second surface that faces the first surface, first and second lateral surfaces each contacting the second surface at a blunt angle, and a phosphor layer that is excited by light from the laser light source to emit a specific light. A distance between the position where the first and second lateral surfaces meet the second surface is less than two times the wavelength of the second light, such that evanescent waves generated at the first and second lateral surfaces by the second light, are coupled together to be converted into output light.

Abstract: The present disclosure provides a light-emitting structure, a display panel, a display device, and a control method for a display panel, so as to solve the problem that the user's eyes cannot clearly see the image displayed by the display panel due to ambient light. The light-emitting structure includes a light-emitting unit and a variable reflectivity unit. The light-emitting unit includes a first electrode, a second electrode and a light-emitting layer in between. The first electrode is a transparent electrode. The variable reflectivity unit includes a piezoelectric structure and a layer of liquid reflective material between the first electrode and the piezoelectric structure. A thickness of the layer of the liquid reflective material filled between the piezoelectric structure and the first electrode is changed by deformation of the piezoelectric structure. The light-emitting structure is used to emit light for displaying the image.

Abstract: A light fixture may include a light source assembly configured to generate visible light radiation of different colours, an optical device configured to process at least a portion of the light radiation emitted by the light sources so as to form a light beam extending substantially along an optical axis, and at least one beam processing element located downstream of the optical device and configured to selectively intercept the light beam. The beam processing element may include at least one portion movable between several positions. The light fixture may include a control device configured to control the light source assembly either on the basis of the position of a movable portion of the beam processing element or on the basis of a parameter correlated to the position of the movable portion of the beam processing element.

Abstract: The present disclosure relates to a starry projection lamp, including an upper shell, a lower shell, a light-emitting light path system, a laser light path system, and a main control board. The light-emitting light path system is rotatably disposed to cause imaged water ripples to rotate; and an audio component provided can bring visual and auditory enjoyment to a user to make the user get relaxed more easily.

Abstract: An electronic device may have electrical components mounted in an interior region of the electronic device. A housing may surround the interior region and may separate the interior region from an exterior region that surrounds the electronic device. Arrays of recesses may be formed on opposing inner and outer sides of the housing. The arrays may be laterally offset from each other along the housing. The recesses on the inner and outer sides of the housing may meet at passageways within the housing. During operation of the electronic device, air may flow through the inner recesses, the passageways, and the outer recesses to cool electrical components within the interior region. Lighting may be provided for the housing. Light-emitting devices such as light-emitting diodes may be received within cavities in the housing. Light guiding structures, diffusers, reflectors, and other structures may be used to help adjust illumination from the light-emitting devices.

Abstract: A street lamp control device and a street lamp control method are provided. The street lamp control device includes a control node, a voltage dividing circuit, and a microprocessor. The control node is configured to provide an input voltage. The voltage dividing circuit is configured to receive the input voltage and perform a voltage dividing operation on the input voltage to generate an operating voltage. The microprocessor is configured to receive the operating voltage and generate a plurality of control signals according to the voltage value of the operating voltage. The control signals are respectively used to drive a plurality of light-emitting element groups of the street lamp, thereby adjusting at least one of a light shape and a color temperature of the street lamp.

Abstract: A light emitter including a base, a light source that outputs light, and a phosphor that is provided in a form of a film at a first surface of the base and emits light when irradiated with the light outputted from the light source. A second surface of the phosphor that is a surface opposite the base has an irregular shape, and the light source radiates the light obliquely with respect to the irregular shape.

Abstract: An aircraft cabin lighting arrangement for illuminating a common space of an aircraft, includes a light output lens for passing light for illuminating said common space of the aircraft, a plurality of light sources having different light emission spectra, the plurality of light sources being arranged for light emission through the light output lens, and a detector for detecting a person's presence in the common space. The aircraft cabin lighting arrangement has at least a nominal day time mode of operation having a first light output, an intermediate mode of operation having a second light output, and a nominal night time mode of operation, and is configured to switch from the nominal night time mode of operation to the intermediate mode of operation as a response to the detector detecting a person's presence in the common space.

Abstract: A lighting fixture includes a housing, a light source, and a diffuser. The light source is mounted in the housing. The diffuser is also mounted in the housing such that light emitted from the light source is provided through the diffuser towards an area of interest. The diffuser is configured such that a color of the diffuser is based on one or more characteristics of the light emitted from the light source. Providing the diffuser such that the color thereof is based on one or more characteristics of the light emitted from the light source allows the aesthetic appearance of the lighting fixture to be changed. Further, it allows the lighting fixture to better simulate outdoor environments. Finally, it allows the lighting fixture to convey information to individuals near the lighting fixture without being disruptive.

Abstract: A display apparatus includes at least one display assembly. The display apparatus includes a first display assembly and a second display assembly adjacent to the first display assembly. Each of the first and second display assemblies includes a display module forming a screen, a display module support provided to support the display module and having a slit, and a coupler configured to couple the first display assembly and the second display assembly to each other.

Abstract: Disclosed is a simulated candle lamp, which includes a fixing bottom ring; a battery box installed in the fixing bottom ring; a control PCB installed on the side of the battery box; a transfer PCB installed on top of the battery box; a lower coil fixing member installed above the transfer PCB; a transmitter coil and a swing coil installed in the lower coil fixing member; a housing mounted at the upper end of the lower coil fixing member; an upper coil fixing member installed in the housing; a magnet and a receiver coil installed in the upper coil fixing member where the magnet is arranged above the swing coil, and the receiver coil is arranged above the transmitter coil; an LED fixture arranged above the upper coil fixing member; and an LED light-emitting diode mounted on the LED fixture.

Abstract: A lighting module includes at least one heatsink configured to dissipate heat generated by a light source, the heatsink including at least a base and a dissipation member, the dissipation member including a series of fins projecting from the base, each fin being defined by a summit that defines the length of that fin, and by two end edges extending between the summit and the base. The lighting module is configured to pivot about two pivot axes, and the series of fins includes eccentric fins the length of which is less than the lengths of the fins at the centre of the dissipation member, at least one fin further having at least one bevel at the junction between the summit and an end edge.

Abstract: This disclosure relates to a motor vehicle with a headlamp assembly, and a corresponding method. In an example, a motor vehicle includes a fascia including an opening and a rear face having one of a projection and a recess. The motor vehicle further includes a lamp including a front face having the other of the projection and the recess. The projection and the recess are configured such that when the projection is received in the recess a lens of the lamp is aligned with the opening.

Abstract: A light source includes a light-emitting diode or device (LED) and an optic mounted over the LED. The LED emits a first radiation pattern that is non-rotationally symmetric about a first axis. The optic collects the first radiation pattern and projects a second radiation pattern that is rotational symmetric about a second axis and has a peak intensity that is angled from the second axis.

Abstract: An LED illuminating device and a preparation method therefor. The device is characterized by comprising an LED component (101), an LED circuit board (100), a heat dissipator (200), and a power supply controller (400). The LED component (101) is disposed on the LED circuit board (100), the LED circuit board (100) is disposed above the heat dissipator (200), and the power supply controller (400) is connected to the LED circuit board (100) by means of a conductive wire. The LED illuminating device can emit approximate natural light.

Abstract: [Object] Collection efficiency of a reflector that reflects a converted beam, which is converted from a pump beam by a phosphor, and projects the resultant as a projection beam is increased. [Solution] An optical member (4) of a light source unit (1) deflects a pump beam (PB) so that a first angle of incidence (?1) of a pump beam (PBX) relative to a surface of a phosphor (3) is larger than a second angle of incidence (?2) of the pump beam (PB), which is incident on the optical member (4), relative to the surface of the phosphor (3).

Abstract: An integrated color imaging system has a housing with an objective lens, photocathode and image intensifier. The image intensifier has radiation sensitive sensors and a phosphor screen. A rotatable first filter wheel is located between the objective lens and the photocathode. The first filter wheel can include first channels selectively positionable in an optical path of the image, and at least one of the first channels is clear and unfiltered. A rotatable second filter wheel can be located inside the housing between the phosphor screen and an eyepiece lens of the housing. The second filter wheel can include second channels selectively positionable in the optical path between the phosphor screen and the eyepiece lens, and at least one of the second channels is clear and unfiltered. The clear and unfiltered channels of the first and second filter wheels can be selectively aligned and held in the optical path.