Abstract: A light emitting module includes a circuit board having a plurality of reflective portions arranged in one direction and connection portions connecting the plurality of reflective portions, light emitting devices mounted on the plurality of reflective portions, and lens units disposed to cover the light emitting devices within boundaries of surfaces, of the plurality of reflective portions, on which the light emitting devices are mounted. A width of each of the connection portions in the other direction, perpendicular to the one direction thereof, is smaller than a diameter of each of the lens units, thus reducing a generation of a dark portion.

Abstract: The proposed illuminator relates to white-light lamps based on LEDs with remote phosphor converters. The illuminator comprises a heat removing base with a radiation output opening, and the LEDs secured near the periphery of the opening, with, arranged in series at a distance from the LEDs, a concave phosphor converter layer, wherein the layer's concavity is oriented towards the LED's and the opening. White light formed as mix of reflected LED's radiation and phosphor's radiation exits via the opening, while white light formed as mix of LED's radiation passing through the layer and phosphor's radiation exits through the layer. The layer may have the form of a truncated ellipsoid of revolution, in particular a sphere, or a paraboloid, with a main axis perpendicular to the plane of the opening, or a cylinder truncated by the plane of the opening.

Abstract: A reflector device comprising a reflector (106), having an inner surface (120, 122), and at least one solid state light emitting element (114). The inner surface of the reflector comprises first and second surface portions (120, 122), which are flat and which extend in planes intersecting at an angle. The at least one solid state light emitting element (114) is mounted at at least one of said first and second surface portions (120,122) such that a major part of the light emitted from said at least one solid state light emitting element (114) illuminates the other one of said first and second surface portions (120,122).

Abstract: The present disclosure involves a lighting apparatus. The lighting apparatus includes a photonic device that generates light. The lighting apparatus includes a printed circuit board (PCB) on which the photonic device is located. The lighting apparatus includes a diffuser cap having a curved profile covering the PCB and the photonic device. The diffuser cap has a textured surface for scattering light generated by the photonic device. The lighting apparatus includes a thermally conductive cup that surrounds the diffuser cap and thermal conductively coupled to the PCB. The cup has a reflective inner surface that reflects light transmitting through the diffuser cap. The lighting apparatus includes a heat dissipation structure for dissipating heat generated by the photonic device. The heat dissipation structure is thermally coupled to the cup.

Abstract: The performance of chemical glow lights is enhanced by the provision of a battery-powered light-emitting diode (LED). The LED can be provided inside a pouch containing chemicals which, when mixed together, produce a glowing light. Multiple pouches can be provided in strip form as well as in individual form with varying shapes and sizes. Surfaces coated with light-activated photochemicals can be illuminated with one or more LEDs thereby causing such surfaces to produce a chemical glow for extended periods of time.

Abstract: An illumination device includes: a light source section including a laser light source; a uniformization optical member including a plurality of unit cells which are two dimensionally arranged, and receiving light from the light source section; an optical device disposed on an optical path between the light source section and the uniformization optical member; and a drive section vibrating the optical device, in which an expression (1) is satisfied: {6×f×tan(?f)}>Pf??(1) where f is a focal length of the unit cell, Pf is a pitch of the unit cell, ?f is a marginal ray angle in a light flux emitted from the optical device to enter the uniformization optical member.

Abstract: A portable lamp is provided that is powered by a plurality of batteries. The lamp includes a housing having a battery compartment with a removable closure. The closure includes a plurality of electrically conductive contacts configured to contact batteries in the battery compartment. The battery compartment and the closure comprise mating alignment elements adapted to align the contacts on the closure with batteries in the battery compartment. The alignment element on the closure is configured to move relative to the closure when the closure is twisted relative to the battery compartment to connect the closure to the housing. The lamp also incorporates a valve that may be integrally formed with a sleeve on the housing.

Abstract: A light energy reuse type light-emitting device with low power consumption is provided by converting light from a light-emitting device into electric power efficiently for reuse. Also, a light energy reuse type light-emitting device with high yield is provided. A light-blocking film of the light-emitting device is replaced to a photoelectric conversion element, so that light is converted into electric power. That is, conventionally, light is not emitted in a portion of a light-blocking film. In the disclosed invention, light which is not emitted can be converted into electric power by a photoelectric conversion element, and can be reused. Therefore, a light-emitting device with low power consumption is realized.

Abstract: An inflatable solar-powered light is disclosed. In some embodiments, the inflatable solar-powered light includes the following: an expandable bladder including a plurality of surfaces; a solar-powered light assembly positioned on at least one of the plurality of surfaces of the bladder; and one or more cover portions positioned over the assembly and joined with the at least one of the plurality of surfaces of the bladder around its edges, wherein at least a portion of at least one of the at least one or more cover portions is substantially transparent and each of the one or more cover portions forms a substantially waterproof envelope with the at least one of the plurality of surfaces of the bladder in which the solar-powered light assembly is contained.

Abstract: A limited flicker decorative light-emitting diode (LED) string includes a power plug adapted to connect to an alternating current (AC) power source and supply AC power to the LED string, a first pair of LEDs and a second pair of LEDs, a plurality of LEDs electrically connected in series to form an LED series, and a plurality of rectifying diodes. The plurality of rectifying diodes provides full-wave rectification of the AC power to the LED series and half-wave rectification of the AC power to the first and second pair of LEDs.

Abstract: A LED based lighting apparatus is disclosed. The light engine used in the lighting apparatus may use a multi-layer metal core printed circuit board and have a plurality of LED groups that are independently controllable by a control unit. The power supply input and return paths connected to each LED group may be implemented on different layers to allow a compact footprint that may be used with traditional fluorescent encasements with relatively little modification.

Abstract: The lighting fixture comprises a receptacle having a first sidewall and a second sidewall disposed in opposed relationship and a first end wall and a second end wall disposed in opposed relationship. A back wall extends from the first and second sidewalls from the first and second end walls. The sidewalls, end walls and back wall define a chamber. The u-shaped channel having a base and opposed legs extends from the first end wall to the second end wall. The base of the channel extends into the chamber. At least one Edison screw type base socket is positioned on at least one leg of the channel. The Edison screw type base socket is designed to accept a screw type light producing lamp.

Abstract: A decorative cordless lamp has a replaceable rechargeable energy storage device for powering an LED lighting element. The LED lighting element may be controlled by a variety of switches, timers, and sensors to enable the user to selectively tailor the operation of the decorative cordless lamp. The cordless lamp utilizes wireless charging to improve the user's experience and a series of interchangeable bases to facilitate decorating.

Abstract: An illuminable mat adapted for use in a variety of settings is provided. The illuminable mat includes an illuminable region and a light source that illuminates the illuminable region. The light source is powered by a receiver that is wirelessly supplied by a transmitter.

Abstract: A light source system comprising projection optics, which are capable of producing a far-field image of a light source. The light source comprises a fluorescent medium that when illuminated by light from laser emitters of a first waveband emits light of a second or more wavebands of longer wavelength. The resulting light emission produces a colour perceived as white. The light source is illuminated by a plurality of laser emitters arranged to illuminate the light source in an array-like manner. Control of the output of one or more of the laser emitters results in a variation of the spatial emission distribution from the light source and hence a variation of the far-field beam spot distribution. Further, fine variation of the far-field beam spot distribution may be achieved by re-direction of the laser beams by separate control methods.

Abstract: A vehicle lighting unit forming low-beam and high-beam light distribution patterns can include: a light source having a substrate, and a first light-emitting section and a second light-emitting section arranged in two rows on a surface of the substrate; a first optical system configured to control light emitted from the first light-emitting section to form at least part of the low-beam light distribution pattern; a second optical system configured to control light emitted from the second light-emitting section to form at least part of the high-beam light distribution pattern; a light-shielding section disposed between the first light-emitting section and the second light-emitting section, the light-shielding section configured to shield part of the light from the first light-emitting section so as not to enter the second optical system; and a control unit configured to control to form the low-beam light distribution pattern or the high-beam light distribution pattern.

Abstract: A vehicle lamp socket assembly includes a housing, a body, a sealant, and a terminal blade. The housing has a cavity and has a connector with a socket. The housing also has a pass-through spanning between the cavity and the socket. In assembly, the body is received in the housing and has a retainer that holds a vehicle lamp. The sealant is located at the pass-through and fills a section or more of the pass-through. And the terminal blade extends through the pass-through and through the sealant.

Abstract: A vehicular lamp includes: a lamp body having an opening portion; an outer cover that closes the opening portion and that, together with the lamp body, forms a lamp chamber between the outer cover and the lamp body; a light emission portion disposed within the lamp chamber; a vapor deposition sheet that is disposed within the lamp chamber and that covers the lamp body with at least a portion of the light emission portion exposed; and an engaging portion that at least one of the outer cover and the lamp body has and that is capable of engaging with the vapor deposition sheet and holding the vapor deposition sheet in a shape that substantially conforms to the outer cover or the lamp body.

Abstract: An optical module of a lighting and/or signaling device of a motor vehicle In one embodiment, the optical module comprises a support that supports an optical lens and a heat exchanger, with the support connecting the optical lens to the heat exchanger.

Abstract: An illuminating device is provided. The illuminating device includes a light source and a lampshade. The light source provides a first light beam and a second light beam. The lampshade includes a first curved surface and a second curved surface. The first light beam is refracted by the first curved surface. The second light beam is reflected by the second curved surface, and a curvature of the first curved surface differs from a curvature of the second curved surface.

Abstract: An optical film including a substrate and a first material layer is provided. The first material layer includes a plurality of first optical structures and a plurality of first auxiliary optical structures. Each of the first optical structures includes a first base portion and a first rounded portion. The first base portion has a first bottom surface connected to the substrate and a first top surface opposite to the first bottom surface. The first rounded portion is disposed on the first top surface, and the first rounded portion has a first arc surface. Each of the first auxiliary optical structures has a first auxiliary arc surface. The first optical structures and the first auxiliary optical structures extend along a first extending direction and being alternately arranged on the substrate in an arranging direction perpendicular to the first extending direction.

Abstract: Faceted optics for use in conjunction with (typically planar) arrangements of discrete light sources (e.g., an array of multiple LED dies) improve or optimize the trade-off between beam divergence and beam non-uniformity, and between non-uniformities resulting from the imaging of the extended light source and artifacts introduced by the optic itself.

Abstract: A light flux controlling member has: a light control/emission surface that controls a traveling direction of light; a concavity that allows a main beam to be incident inside; and a back surface that extends in a radial direction from an opening rim part of the concavity and that allows sub-beams to be incident inside. One of a grid convex part which arranges a plurality of strips of convex parts in a grid pattern and a grid concave part which arranges a plurality of strips of concave parts in a grid pattern is formed in the back surface of the light flux controlling member.

Abstract: A lens cap (3) is arranged to cover a light-emitting surface (23) of a light source (2), the lens thereby guiding light from the light source (2) in oblique directions relative to the light source (2). The lens cap (3) includes, in a planar view, a light transmitting region (33) and a light blocking region (34), the light transmitting region (33) divided into a plurality of light transmitting regions by the light blocking region (34) so that the light from the light source (2) passes through the plurality of light transmitting regions (33) and is separated into beams traveling in different directions.

Abstract: An illumination unit, can include first and second reflectors, and at least one light source module disposed between the first and second reflectors, wherein the second reflector includes at least one inclined surface including at least one inflection point, and at least one first flat surface disposed close to the at least one light source module and being parallel to the first reflector.

Abstract: A light emitting device for controlled color rendition includes a support unit; a luminous element mounted on the support unit; and a wavelength conversion unit formed on the support unit. The wavelength conversion unit covers the luminous element as an encapsulant containing first light wavelength converters emitting light of a first wavelength and second light wavelength converters emitting light of a second wavelength, where the first wavelength is larger than the second wavelength. The wavelength conversion unit includes a first mixture region adjacent to the luminous element and a second mixture region above the first mixture region. The first light wavelength converters are concentratively distributed in the first mixture region, and the second light wavelength converters are concentratively distributed in the second mixture region.

Abstract: An OLED display with a plurality of pixels for displaying an image having a target display white point luminance and chromaticity, each pixel including three red, green and blue gamut-defining emitters defining a display gamut and a magenta emitter with two of cyan, yellow or white emitters as three additional emitters which emit light within the display gamut; the display including a means for receiving a three-component input image signal; transforming the three-component input image signal to a six component drive signal; and providing the drive signal to display an image corresponding to the input image signal. One embodiment is where the pixels have red, green, blue, cyan, magenta and yellow colored subpixels.

Abstract: A lighting apparatus having a light source, a wavelength converter, a transmission adjustor and a circuit is disclosed. The transmission adjustor is optically coupled between the light source and the wavelength converter to control an amount of light from the first light source entering the wavelength converter. In another embodiment, a lighting apparatus with a light source, first and second wavelength converters, first and second transmission attenuators, and a circuit is disclosed. The color point of the lighting apparatus is controlled through the first and second transmission attenuators. In yet another embodiment, a lighting fixture having a body with an aperture, a light source, a first transmission adjustor, and a wavelength converter is disclosed. The lighting fixture may have an additional aperture with additional wavelength converter and additional transmission adjustor.

Abstract: This disclosure provides systems, methods and apparatus for reducing ambient light reflections from a surface of a display device in a power efficient manner. The display device includes a reflecting circular polarizer (RCP) and an absorbing circular polarizer (ACP) having the same polarity. The RCP provides light recycling functionality, while the ACP provides ambient light reflection suppression. In some implementations, the light generated by the display device is polarized by the RCP before it is incident on the ACP, which is located at the front of the display device. Because the polarities of the RCP and the ACP are the same, the ACP substantially passes all of the incident polarized light towards the front of the display device.

Abstract: A light emitting apparatus includes a first light source to generate light having a first main wavelength band, a second light source to generate light having a second main wavelength band, a first transparent layer surrounding the first and second light sources, a wavelength conversion layer disposed on the first transparent layer to convert at least one of the light having the first main wavelength band and the light having the second main wavelength band into light having a third main wavelength band, and a medium layer between the wavelength conversion layer and the first transparent layer. At least of the first or second light sources has a first refractive index, the first transparent layer has a second refractive index, the medium layer has a third refractive index, the wavelength conversion layer has a fourth refractive index, and the first to fourth refractive indexes are different from each other.

Abstract: A display device includes an optical member, a display panel disposed on the optical member, and a plurality of light emitting units disposed under the optical member, the optical member comprising, a diffusion layer, and a reflectivity control layer which is disposed under the diffusion layer and reflects a light provided from the light emitting units, including a first base material, reflective materials dispersed in the first base material, a plurality of first portions corresponding to the plurality of light emitting units, and a second portion disposed adjacent to the first portions, where each of the plurality of first portions comprises a greater amount of the reflective materials than the second portion, when a first portion and a second portion represent a unit area having a predetermined size.

Abstract: A lighting device includes a body section; a cover section provided on an end surface of the body section; and a light emitting module provided between the body section and the cover section, having a light emitting element. A position of the end section of the light emitting module is equal to a position of the end section of the body section, or is nearer to the side of the cover section than the position of the end section of the body section. The position of the end section on the side of the body section in a portion in which the cover section comes into contact with the body section is nearer to the side of the body section than the position of the end section of the light emitting module on the side of the cover section.

Abstract: A light source device (10) according to the present invention includes a first light source (1) and a first condensing member (2) that has a first opening (24) and that outputs output light from the first light source (1) through the first opening (24). The first condensing member (2) is constituted of a front condensing member (2a) that includes the first opening (24) and a rear condensing member (2b) that does not include the first opening (24). The rear condensing member (2b) is detachable from the first condensing member (2).

Abstract: A lighting device may include an electrical base, a stabilizer adapted to be matingly connected to the electrical base, a body member, and an optic connected to the body member and defining an optical chamber. A light source may be positioned within the optical chamber and in electrical communication with the electrical base. The stabilizer may be transitionable from an engaged position with the electrical base and a disengaged position with the electrical base. The disengaged position allows for the stabilizer to be translated longitudinally with respect to the base member. The engaged position slidably fixes the stabilizer with respect to the heat sink by reducing space between the electrical base, the enclosure and the heat sink.

Abstract: A lighting device includes an outer body having a base, a medial portion, and an upper portion. The lighting device may also include an electronic device carrying assembly to carry an assembly base, an assembly top, a heat sink that matingly engages a portion of the assembly top, and a driver circuit. The assembly top may comprise a bottom portion, sidewalls, and a top portion. The bottom portion of the assembly top may include an assembly base connector member that may pivotally engage a portion of the assembly base. The electronic device carrying assembly may be configured to rotate about a first rotational axis and second rotational axis. The first and second rotational axes may be perpendicular to one another.

Abstract: A portable light may comprise: a light body; a source of electrical power in the light body; a light head on a flexible bendable stalk supported by the light body, the light head including a light source; a switch for selectively actuating the light source; and an electronic circuit in the light body for controlling operation of the light source responsive to the electrical switch. Optionally, a USB connector may be provided on the light body for connecting to an external source of electrical power, wherein the electronic circuit is further for coupling electrical power received at the USB connector to the source of electrical power.

Abstract: An LED Christmas lamp includes a lamp base, in which a receiving cavity is formed and having coupling slots formed in a cavity wall to receive and retain metal plates on ends of four conductive wires. A light source holder has a top forming a light disposition section, in which three receiving holes are formed and has a bottom on which a fitting section having four bearing surfaces is formed. The fitting section has a bottom face including six through apertures. Three LED illuminants are provided, each having two terminal pins, and are respectively inserted into the three receiving holes with the terminal pins bent and positioned against the bearing surfaces of the fitting section so that when the light source holder is inserted into the receiving cavity, the terminal pins are set in electrical engagement with the metal plates of the conductive wires.

Abstract: A lighting device may be provided that comprises: a heat sink comprising a top surface and coupling structures which comprise a first coupling structure and a second coupling structure formed on a side surface of the heat sink; a light source disposed on the top surface of the heat sink; a lens unit disposed on the light source and comprising a first coupling portion which is coupled to the first coupling structure of the heat sink; and a cover unit comprising an optical member which is disposed on the lens unit, and a second coupling portion which is coupled to the second coupling structure of heat sink.

Abstract: In an automotive headlamp, a light-emitting module is configured such that a light-emitting element and a control circuit unit for controlling the lighting of the light-emitting element are structured integrally with each other. A control circuit unit in a position anterior to the light-emitting element in a lamp unit is located below a shade section so that the control circuit unit can be clear of the path of light used to form a low beam light distribution pattern of the light emitted by the light-emitting element. In this setting, the light-emitting element is so located that a main optical axis Ax2 is perpendicular respect to an optical axis Ax1 of the lamp unit and that a light-emitting portion of the light-emitting element protrudes higher than the control circuit unit in the direction of the main optical axis Ax2.

Abstract: A mirror includes a frame holding therein back-to-back mirror plates having different magnification factors, e.g. 1× and 5×, each plate having a central reflective imaging area and a concentric light transmissive window. Continuously rotatable bushings supporting the frame between opposed arms of a yoke enable interchangeable orientation of 1× and 5× mirror plates in a forward-facing use position. A printed circuit board holding a circular ring of alternating yellow and white light emitting diodes (LED's) within the frame between the windows receives electrical power from a power supply in the base of the mirror via novel continuously rotatable two-conductor and single-conductor electrical connectors located in opposite sides of the frame and a coaxial cable and a single conductor wire disposed through opposed yoke-arm bushings, enabling energization of yellow, white, or both type LED's to thus illuminate a face or other object near the windows at three different selectable color temperatures.

Abstract: Biomass (e.g., plant biomass, animal biomass, and municipal waste biomass) is processed to produce useful products, such as fuels. For example, systems are described that can use feedstock materials, such as cellulosic and/or lignocellulosic materials, to produce ethanol and/or butanol, e.g., by fermentation.

Abstract: An apparatus in a steam generator that employs tube support plates within a shroud that is in turn disposed within a shell. The tube support plates are made of a material having a coefficient of thermal expansion lower than that of the shroud. The tube support plates are aligned during fabrication with minimal clearances between components. Using a tube support displacement system, a controlled misalignment is imposed on one or more tube support plates as the steam generator heats up. The tube support plate displacement system has only two parts, a spring bar and a push rod, that are internal to the steam generator shell and threadably engaged, thereby minimizing the potential of loose parts. The tube support plate displacement system can be used to provide controlled misalignments on one or more tube support plates, with one or more apparatus being provided for any individual tube support plate.

Abstract: A swirler including an annular housing with limiting walls. At least two vanes are arranged in the annular housing including the sidewalls of the swirler. The leading edge area of each vane has a profile, which is oriented parallel to a main flow direction prevailing at the leading edge position, wherein the profiles of the vanes turn from the main flow direction prevailing at the leading edge position to impose a swirl on the flow, and wherein, with reference to a central plane of the vanes the trailing edges are provided with at least two lobes in opposite transverse directions. A burner for a combustion chamber of a gas turbine including such a swirler and at least one nozzle having its outlet orifice at or in a trailing edge of the vane and to a method of operation of such a burner.

Abstract: Described herein are embodiments of systems and methods for oxidizing gases. In some embodiments, a reaction chamber is configured to receive a fuel gas and maintain the gas at a temperature within the reaction chamber that is above an autoignition temperature of the gas. The reaction chamber may also be configured to maintain a reaction temperature within the reaction chamber below a flameout temperature. In some embodiments, heat and product gases from the oxidation process can be used, for example, to drive a turbine, reciprocating engine, and injected back into the reaction chamber.

Abstract: A gas supply control device for an apparatus, particularly a coking apparatus, includes timing means (20) and a first command means (12) for manually setting a an opening time interval of a safety valve of a gas tap (1), equipped with a second command means (6). In an installed condition of the control device (10), the command means (6, 12) are operable from outside the structure (7) of the apparatus, with the first command means (12) and the second command means (6) substantially rotating around one same axis, one independent from the other. The timing means (20) of the control device (10) belong to a functional unit (10a) which is coupled or configured for coupling with a portion of the body of the tap (2) which portion, in the above mentioned installed conditions, is located inside the structure (7) of the apparatus.

Abstract: A combustor includes a combustor external cylinder, a tubular combustor basket installed in the combustor external cylinder, a compressed air channel defined between the combustor external cylinder and the combustor basket, and a plurality of fuel nozzles installed in the combustor basket. Compressed air flowing along the compressed air channel is approximately reversed in the flow direction at an end of the combustor basket, and is introduced into the plurality of fuel nozzles. Fuel injection pegs made up of an upstream side fuel injection peg injecting upstream side fuel and a downstream side fuel injection peg injecting downstream side fuel, are installed in the compressed air channel. Concentration fluctuation of the upstream side fuel caused by pressure fluctuation in the combustor is configured so as to reduce a peak of concentration fluctuation of the downstream side fuel at a combustion start position of the combustor.

Abstract: A starting injector usable in all flight modes without additional cost or weight. The starting injector includes a dual fuel circuit and an air circuit. An injector for a combustion chamber of a gas turbine includes a dual fuel injection circuit including a starting fuel circuit for ignition and then for all the flight modes, and a main fuel circuit for all the flight modes after starting. The circuits include parallel pipes in a common tube having an axis. The pipe of the starting circuit is substantially in communication with a center of a spherical injector body. At the end, the pipe accommodates an injection manifold coupled to a central channel passing through a central wall of a swirler. The pipe of the main circuit is in communication with an annular channel opposite jet channels. An air circuit is guided between two portions shaped as concentric spheres.

Abstract: A system includes an end cover for a multi-tube fuel nozzle. The end cover includes a first side, a second side disposed opposite the first side, a plurality of fuel injectors disposed on the first side, and at least one pre-orifice disposed within a passage within the end cover between the first and second sides. The pre-orifice is configured to be removed through the end cover from the second side.

Abstract: The present invention discloses a novel apparatus and method for operating a gas turbine combustor having a structural configuration proximate a pilot region of the combustor which seeks to minimize the onset of thermo acoustic dynamics. The pilot region of the combustor includes a generally cylindrical extension having an outlet end with an irregular profile which incorporates asymmetries into the system so as to destroy any coherent structures.

Abstract: A burner assembly for an appliance is provided. The appliance includes a top panel constructed of a non-conducting material. A gas burner is removably mounted to the top panel at an opening of the top panel. A conducting contact extends between the gas burner and a mounting assembly positioned at the opening of the top panel. The conducting contact can be used to ground the gas burner.