Abstract: A lighting system includes a carrier unit, and a lamp holder including a holder plate for mounting of a light emitting unit, and a first positioning plate and a second positioning plate extending from the holder plate and spaced apart from each other. The holder plate is disposable at a first or second position when the first or second positioning plate is connected to the carrier unit. A light emitting characteristic of the light emitting unit when the holder plate is in the first position is different from a light emitting characteristic of the light emitting unit when the holder plate is in the second position.

Abstract: An elongated lens profile having reverse total internal reflection (TIR) features that improve light extraction when the lens is used in conjunction with a plurality of light emitters. Solid state light emitters, such as LEDs, are arranged proximate to the elongated lens along a longitudinal axis of the lens body. The emitters, which may be grouped in clusters, emit toward a receiving surface of the lens. The receiving surface includes a plurality of reverse TIR features, also disposed along the longitudinal axis. These features may be defined by a series of recessed areas spaced along the longitudinal axis to correspond with the light emitters which can protrude into the negative space created by the recessed features. The recessed features may have more than one shape. The reverse TIR features improve light output uniformity, reducing hot spots along the lens, and improve output efficiency.

Abstract: Disclosed are a cover bottom, which includes a plurality of LED frames with an LED array adhered thereto and a plurality of reinforcing frames coupled to the LED frames in a lattice type, and a display device using the same. The cover bottom includes at least two or more light emitting diode (LED) frames, to which an LED array is adhered, and at least two or more reinforcing frames coupled to the LED frames in a lattice type.

Abstract: A straight tube light-emitting lamp includes: a pipe-shaped transparent tube; an organic EL tubular illuminant disposed inside the pipe-shaped transparent tube so as to surround a center axis of the pipe-shaped transparent tube; a battery box disposed at an inner side than the tubular illuminant for housing a battery; and a wiring circuit for supplying an output voltage of the battery housed in the battery box to the tubular illuminant.

Abstract: A light-emitting module includes: a board; and a plurality of light sources arranged in a two-dimensional array on the board and including a plurality of color temperatures. In a first direction of the two-dimensional array, light sources having a uniform color temperature are successively arranged. The number of light sources having a uniform color temperature and successively arranged in each array line in the first direction is less than or equal to half of the total number of light sources in the array line in the first direction.

Abstract: Methods and apparatus are provided for generating white light at points that are along and near a black body locus. In one embodiment, an illumination source includes a housing (101), at least one first light emitting diode (LED) (102) coupled to the housing and configured to emit green-shifted white light, at least one second LED (104) coupled to the housing and configured to emit blue-shifted white light, and at least one third LED (106) coupled to the housing and configured to emit at least one of a red-orange light and an amber light.

Abstract: A method and a system for lighting control, which utilize assigning to a specific fixture (lighting instrument) at least one virtual parameter convertible into one or more physical parameters of the fixture, for further controlling the fixture by controlling the mentioned at least one virtual parameter.

Abstract: Disclosed is a lighting apparatus that can be provided in a warehouse and driven by using an industrial power source and has superior light efficiency and long life span. The disclosed lighting apparatus is provided in a warehouse and driven by an industrial power source, and comprises a main body having a plurality of concave portions and a plurality of convex portions; and a plurality of light emitting modules disposed in the concave portions of the main body, thereby having low power consumption and long life span.

Abstract: A modular lighting fixture includes a housing having a front panel, the front panel having a radius of curvature, and a plurality of LED modules disposed adjacent the front panel, each LED module having a heat sink, an LED source mounted to the heat sink, and a lens disposed over the LED source, the lens capable of refracting light emitted by the LED source into a desired distribution pattern. The plurality of LED modules produce a concentrated illuminated area at a pre-determined distance from the front panel as determined by the radius of curvature of the front panel.

Abstract: A light distribution device includes a light transmissive substrate having first and second opposing faces and a plurality of substantially parallel linear prisms on the second face that extend in a longitudinal direction of the substrate. The light distribution device is configured to connect to a light assembly including a linear light source with the first face of the substrate facing the light source, with the linear prisms substantially parallel to a light source longitudinal axis and with and the substrate having a non-planar cross-sectional shape such that at least a major portion of the substrate is concave relative to the light source. When connected, the light distribution device is configured to receive light from the light source and distribute the light emerging from the second face of the substrate in a batwing distribution pattern in a plane perpendicular to the light source longitudinal axis.

Abstract: A lighting assembly including an array of light emitting diodes mounted along a first face of a substrate, a curved translucent diffuser retained proximal the first face of the substrate, offset from the substrate a first distance, a light-absorbing mask including an array of light-transparent windows, the light-absorbing mask arranged between the substrate and the diffuser and retained offset from the first face of the substrate a second distance, with the light-transparent windows substantially aligned with the array of light emitting diodes, and a thermally insulative casing mounted to a second face of the substrate opposing the first face of the substrate.

Abstract: An omnidirectional semiconductor light emitting device lamp has a light distribution characteristic having a large range similar to that of a general incandescent lamp. The semiconductor light emitting device lamp includes a light emitting device for emitting light in all directions and reflection plates arranged at a front surface and a lateral surface of the light emitting device. The light emitted from the light emitting device is reflected from the reflection plate located at the front side and the reflection plate located at the lateral side and emitted to a rear side of the light emitting device. A reflection film is formed on all exposed portions of a surface of the substrate on which the light emitting device is mounted.

Abstract: Disclosed is a luminaire, comprising a front convective heat sink, a rear convective heat sink, and a removable thin printed circuit board. The front convective heat sink has at least one optical aperture. The removable thin printed circuit board has an electrically-insulated back surface and a selectively electrically-insulated front surface. The front surface has exposed electrical contacts in at least one area corresponding to the at least one optical aperture. The removable thin printed circuit board is sandwiched between the front and rear convective heat sinks with a compressive force.

Abstract: The present invention relates to an LED lighting module and to a lighting device using said module. The LED lighting module comprises: a body frame, the base of which has an accommodation groove; a substrate fixed at an inner installation surface of the accommodation groove of the body frame and having multiple LED packages mounted thereon; multiple heat-dissipating fins arranged on an upper surface and a side surface of the body frame and spaced apart from each other; and a fixing unit protruding from the upper surface of the body fame and having a base surface with a coupling hole for coupling the substrate by means of a bolt. The LED lighting module of the present invention is provided with the protruding fixing unit having an inner surface with the coupling hole for fixing the substrate to the body frame by means of a bolt, and therefore, the overall thickness of the body frame is reduced in order to reduce the weight of the module and improve heat-dissipating characteristics of the module.

Abstract: The present disclose relates to a lens unit. The lens unit includes a first lens and a second lens. The first lens includes a first light input surface, a first light output surface opposite to the first light input surface and a first side surface connected to the first light output surface. The first lens has a first refractive index. The second lens defines a cavity at a light input surface thereof for receiving the first lens. The second light output surface of the second lens contacts the first light output surface and the first side surface of the first lens. The second lens has a second refractive index which less than the first refractive index. The present disclose also relates to a light source module with the lens unit.

Abstract: The disclosure provides a light-emitting diode (LED) package structure, including: a lead frame; at least two light-emitting diode chips having different light-emitting wavelengths disposed on the lead frame; an encapsulant disposed over the lead frame and covering the light-emitting diode chips, wherein the encapsulant has a first concave portion; and an optical glue disposed in the first concave portion, wherein the optical glue has a plurality of scattering particles to uniformly mix the lights of different wavelengths emitted by the light-emitting diode chips.

Abstract: A light-emitting device has a resonant structure including a reflection layer, an emitting layer and a semitransmissive reflection layer with the same optical length between the reflection layer and the semitransmissive reflection layer in all of regions from which light is emitted. The light emitting device further includes color filters through which light from the emitting layer having wavelengths of red, green and blue light is extracted, and a notch filter having the lowest transmittance for light having wavelengths in a region between red light and green light and wavelengths in a region between green light and blue light.

Abstract: A light emitting device includes a light emitting element, a ceramic substrate including a mounting surface on which the light emitting element is mounted, and a non-mounting surface opposite to the mounting surface and on which the light emitting element is not mounted, and a metal reflection film formed on the non-mounting surface. The metal reflection film reflects light from light emitting element that has passed through the ceramic substrate.

Abstract: A lighting apparatus haying an axial heat pipe, will a light source, e.g., light-emitting diodes (“LEDs”), mounted on a proximate end of the axial heat pipe so as to face a reflector, the heat pipe passing through the reflector, and the distal end of the heat pipe on the other side of the reflector having a heat sink for dissipating the heat generated by the LEDs, with the heat sink haying multiple heat dissipating fins.

Abstract: An optical element has a light receiving surface covering a light source arranged on a plane and an exit surface covering the light receiving surface. When an axis passing through the center of the light source and is perpendicular to the plane is designated as an optical axis and the point of intersection of the optical axis and the light receiving surface is designated as O1, the light receiving surface is concaved around the optical axis with respect to the periphery. When an angle which a normal to the light receiving surface on a point P thereon forms with the optical axis is designated as ?h and distance in the optical axis direction from O1 to P is designated as z, ?h has at least one local maximum value and at least one local minimum value with respect to z while P is moved along the light receiving surface.

Abstract: A lens includes a bottom face, a light incident face formed in the bottom face, a light emerging face opposite to the bottom face and a lateral face formed between the bottom face and the light emerging face. A light diverging protrusion is formed on the light incident face. The light diverging protrusion has a conical face gradually shrinking away from the light emerging face. An LED unit incorporating the lens is also disclosed.

Abstract: The present invention discloses a light redirecting film. The light redirecting film comprises a support substrate and an optical substrate. The support substrate comprises a unitary body, wherein the unitary body has a first surface and a second surface opposite to the first surface. The optical substrate has a third surface and a fourth surface opposite to the third surface, wherein the fourth surface is a structured surface, and the second surface of the unitary body faces the third surface of the optical substrate. A plurality of particles are disposed in a region below the first surface of the unitary body, wherein the thickness of the region is smaller than the thickness of the unitary body.

Abstract: A lampshade, comprises an upper frame, a lower frame and a shade wall, wherein the upper frame is disposed on the lower frame; the upper frame and the lower frame are respectively encircled by at least three borders; positions of various borders in the upper frame and the lower frame correspond to each other respectively; the shade wall is rectangular, and is encircled on the outsides of the upper frame and the lower frame; upper edge portions and lower edge portions of various folded surfaces are respectively and correspondingly encircled on the outsides of various borders in the upper frame and the lower frame, and are respectively provided with extensions; velcro tapes are respectively disposed on inner surfaces of various extensions; magic stickers are disposed on inner side walls of various borders in the upper frame and the lower frame.

Abstract: A light comprising at least a housing for a light module and a controller being electrically connected to a cable and to the light module may be mounted very easily if the housing comprises a cable duct for housing the at least one cable, wherein the cable duct comprises at least a first electrical connector being attached to the cable duct and if the controller comprises at least a second electrical connector and a third electrical connector, wherein the second electrical connector is complementary to the first electrical connector, and if the cable duct and/or the controller comprise a first support structure for attaching the cable duct with the controller, wherein the first support structure attaches the cable duct with the controller, when the first electrical connector and the second electrical connector get plugged.

Abstract: A recessed LED light fixture is provided. The fixture includes a housing assembly, a power supply, and a light source. The power supply is positioned below the light source relative to an opening of the housing from which light from the light source is emitted. The power supply is positioned on an exterior side of the housing and proximate a lower-most extent of the housing.

Abstract: A optical semiconductor lighting apparatus includes: a board; a drive IC which is disposed in a central portion of the board; a plurality of semiconductor optical devices which is disposed adjacent to and around the drive IC in the board in a grid shape in one or more rows and columns; a non-insulating heat sink in which the board is disposed; an insulating housing which accommodates the heat sink and protects the drive IC and the plurality of semiconductor optical devices from withstand voltages; and a first optical member which faces the plurality of semiconductor optical devices, transmits or reflects light irradiated from the semiconductor optical devices, and forms a vertical vent hole corresponding to the drive IC; and a second optical member which is connected to an upper side of the housing and forms light distribution by refracting light transmitted or reflected from the first optical member.

Abstract: A heat-dissipating lamp cap of a light-emitting diode (LED) tube has a tubular portion and a cap portion. The tubular portion has an annular wall and two openings. The annular wall has a heat-dissipating portion defined as a portion of the annular wall extending axially between the two openings and aligning with electronic elements over one end of the LED tube. The cap portion covers one of the openings of the tubular portion and has two electrodes and a conducting resilient piece. The conducting resilient piece has an electrode connection portion electrically connected to the electrodes and an abutting portion electrically connected to the LED tube. When the LED tube is operated, heat generated by the heating elements on ends of the LED tube can be dissipated through the heat-dissipating portion of the heat-dissipating lamp cap.

Abstract: A lighting device includes a lighting source, e.g. a LED lighting source, arranged between a first and a second component with a coupling structure interposed between the first and the second component to sealingly couple them together. The coupling structure includes at least one layer resiliently deformable to permit relative displacement of the first and second components.

Abstract: To provide a ceiling lighting apparatus of an aircraft which can improve maintainability. The ceiling lighting apparatus includes: a ceiling panel 20 that is provided so as to be erected and laid with respect to a ceiling structure 14 that constitutes a ceiling structure of the aircraft with a hinge 15 as a rotation center; and a light 30 that is provided in the ceiling panel 20. A mechanic can perform maintenance of the light 30 in a comfortable posture with the ceiling panel 20 rotated to be suspended from a ceiling. Accordingly, the maintainability can be improved.

Abstract: An aircraft with a daylight input system may provide improved illumination with a reduced energy demand. The aircraft has a fuselage construction and at least one interior area arranged within the fuselage construction and includes the daylight input system. The daylight input system includes at least one light receiving device arranged in an outer wall, at least one light guiding device and at least one light emitting device arranged on the inner side. In this case, the light receiving device serves for receiving daylight present in the surrounding outside the outer wall and transmitting the same into the light guiding device. The light guiding device optically couples the light receiving device to the light emitting device. This light emitting device in turn emits the received daylight into an interior space on the inner side of a wall construction, wherein at least a partial deflection of the daylight is provided.

Abstract: A lighting device includes a housing including a front opening portion and a rear opening portion; a light source unit including LED light sources and a heat sink configured to absorb and radiate heat produced by the LED light source; a socket formed by an elastic member and configured to allow the heat sink to be fitted and supported in the rear opening portion such that part of the heat sink is exposed rearward through the rear opening portion and that aiming adjustment is enabled by changing a position of the light source unit relative to the housing. A knob used for manually turning an adjustment screw is attached to a rear end portion of the adjustment screw, and the socket is provided with a rib extending along a circumferential direction of the socket and protruding rearward of the heat sink.

Abstract: The present invention provides a lamp for a vehicle, including: a light source assembly in which a plurality of light sources, which produces a blue beam, is provided; and an upper substrate which is made of a transparent material that transmits light, is provided to cover upper portions of the light sources, and has one side surface on which a phosphor film is formed, and as a result, a dark zone on a beam pattern, which occurs due to a distance between the light sources in the lamp in which the plurality of light sources is mounted, may be eliminated.

Abstract: A headlamp apparatus for a vehicle which produces a glare-free high beam may include a light source including a plurality of chips which may be arranged in line, and each of which may be separately turned on or off, a condenser lens disposed in front of the light source, and configured to improve light efficiency by condensing light emitted from the light source, a beam pattern conversion lens disposed in front of the condenser lens and configured to increase a size of a beam pattern of the light source in a vertical direction, and an optical refractive lens disposed in front of the beam pattern conversion lens, the optical refractive lens projecting the light that has passed through the beam pattern conversion lens onto a road by imaging the light onto a screen.

Abstract: A light guide includes a body transmittable to light and a plurality of light guiding elements. The body includes a first end face on an end thereof. The body further includes a light emitting portion, a deflecting portion, and two lateral sides. The light emitting portion and the deflecting portion are opposite to each other. Each of the two lateral sides is connected to the light emitting portion and the deflecting portion. The first end face is connected to the deflecting portion and each of the two lateral sides. Each light guiding element includes a curved face. The curved face is a conical surface or a part of the conical surface. The curved face is coupled to the deflecting portion. The light guiding elements can be arranged on the deflecting portion in one or more rows to control the light output directions and to reduce the illuminating angle.

Abstract: A light guide tube includes an inner wall, an outer wall surrounding and spaced from the inner wall and an optical waveguide layer located between the inner wall and the outer wall. The inner wall and/or the outer wall of the light guide tube define/defines a plurality of light extraction dots therein for extracting light generated by LEDs located at two opposite ends of the light guide tube and emitted into the optical waveguide layer out of the light guide tube from a circumferential periphery thereof. A light emitting diode tube lamp incorporating the light guide tube is also provided.

Abstract: A component (1) for the outer surface of a vehicle (F), with a fibre composite (2) and at least one matrix plastic serving to stabilise the fibre composite (2). Optically or optically-electrically active elements (3) are integrated into the fibre composite (2). The optically active elements (3) have electroluminescent fibres (3) and/or the fibre composite (2) has an at least partial electroluminescent coating (7) as the optically active elements (3), which is in contact with electrically conductive fibres in the fibre composite (2).

Abstract: An apparatus for use on an edge-injected, total internal reflection (TIR) waveguide. The apparatus comprises a substrate and a plurality of microstructures provided on the substrate. Each microstructure comprises at least two approximately planar surfaces for extracting light from the TIR waveguide. The plurality of microstructures are pseudo-randomly oriented on the substrate. The apparatus may used in a lighting system (e.g., a backlight for a display).

Abstract: A light guide plate 13 has a number of back surface-side unit optical structures 131 arranged in a back surface 13d along a light guide direction. Each back surface-side unit optical structure 131 is tapered in a direction away from a light exit surface 13c, and has a first inclined surface 132 lying on the light entrance surface side, a second inclined surface (133) lying opposite the first inclined surface and which totally reflects at least part of incident light, and a top surface region 134 lying between the first inclined surface 132 and the second inclined surface 133, and located farthest from the light exit surface 13c. The top surface regions 134 each include a plurality of surfaces 134a to 134d which are parallel to the light exit surface 13c and have different heights “h” in the direction away from the light exit surface 13c.

Abstract: An example system in accordance with aspects of the present disclosure includes a lighting unit assembly having a light source, a transfer packet assembly to package the light source in a transfer packet, and a product assembly to fuse the light source into the headwear.

Abstract: A backlight module includes a light guide plate, at least one light source, and a reflective plate. The light source is configured for emitting light toward the light guide plate. The reflective plate has a plurality of reflective units arranging along a curved direction. Each of the reflective units includes a body and a plurality of microstructures. The body has a main surface facing the light guide plate. The plurality of microstructures are disposed on the main surface of the body. Each of the microstructures has a reflective surface. A first angle is included between the reflective surface of each of the microstructures and the main surface of the body. The first angles of the microstructures in one reflective unit are different from the first angles of the microstructures in an adjacent reflective unit.

Abstract: This edge light-type backlight device comprises a light guide plate, a light source disposed at one end part of the light guide plate, a light diffusion sheet and a prism sheet on a light emission face of the light guide plate. The refractive index of the prism sheet exceeds 1.60, a peak of emitted light distribution of the light emission face in a plane parallel to the one end part of the light guide plate and orthogonal to the light emission face is within an angle ranges of 30°˜45° and ?30°˜?45° with respect to a normal direction of the light emission face. The emitted light of the light emission face diminishes toward an emission angle ?90° or 90° with respect to the normal line from the angle ranges of the peak of the emitted light distribution. High frontal brightness and diffusion are realized.

Abstract: A backlight apparatus comprised of a light pipe with one or more light input ends, a top surface, a bottom surface, opposing side, a non imaging optic collimator and scatter inducing elements. The non imaging optic collimator causes the light rays entering into the light pipe to be directed towards the far end relative to the light input end in a specified angular distribution. Pluralities of scatter induced elements (SIE) are introduced in the body of the light pipe between the applicable light input end and the corresponding far end. Individual scatter induced elements may be formed in any geometry, and may be grouped or separated such that there exists a variation of SIE each individually or as grouped, possessing discrete geometries.

Abstract: A light guide plate includes a light incident face, a bottom face adjacent to the light incident face and a light exit face opposite to the bottom face. The micro lenses are formed on the light incident face in series to diffuse light incident thereon. Two adjacent micro lenses cooperatively define a V-shaped groove therebetween. Each groove defines an opening. The width of the openings of the grooves gradually changes from a center of the light incident face toward lateral sides thereof. A backlight module incorporating the light guide plate is also provided.

Abstract: A backlight unit includes a light source which generates light, a light guide plate which guides the light substantially in an upward direction, a first frame member which holds the light source and diffuses the light traveling substantially in the upward direction between the light source and the light guide plate, a second frame member which holds the light guide plate, a third frame member which holds the light guide plate, a reflective plate disposed under the light guide plate and which reflect the light leaked downwardly from the light guide plate substantially to the upward direction, and an optical sheet disposed on the light guide plate and the first to third frame members and which diffuses the light provided from the first frame member and the light guide plate and condenses the light substantially in the upward direction.

Abstract: A display device includes a light guide plate, at least one illuminating element, a side frame, and a display panel. The light guide plate includes a main body and at least one light-incident protrusion part. The main body has a light-emitting surface. The light-incident protrusion part is connected to the main body and has a light-incident surface. The illuminating element is arranged along the light-incident surface and is capable of emitting a light beam. The light beam enters the light guide plate from the light-incident surface and leaves the light guide plate from the light-emitting surface. The side frame is located on the light guide plate. The display panel is located between the light guide plate and the side frame. The side frame and the display panel expose the light-incident protrusion part. The side frame of the display device described herein has the small width.

Abstract: Provided is a lighting device, including: a circuit board in which light emitting elements are mounted to one surface of a supporting substrate; a substrate housing disposed to be spaced apart from another surface opposite to the one surface of the supporting substrate; and a distance regulating portion formed between the circuit board and the substrate housing to adjust a spaced distance between the circuit board and the substrate housing according to movement of the circuit board, wherein the distance regulating portion functions to fix the circuit board to the substrate housing via a fixing element formed in the circuit board and the substrate housing.

Abstract: A backlight system for a display is described. The system can include an anamorphic light guide that comprises a light receiving portion, a light diverting portion, and a light output portion. The light receiving portion receives light having an area illuminating a first aspect ratio and the output light portion outputs light having an area illuminating a second aspect ratio, the second aspect ratio greater than the first aspect ratio by at least an order of magnitude. The light input face is substantially perpendicular to light output face. The etendue of the light is substantially preserved.

Abstract: A light guide plate includes a first transparent base layer, an adhesive layer and a transparent composite layer. The adhesive layer is configured for bonding the transparent composite layer on the first transparent base layer. The transparent composite layer is located on the adhesive layer, and the transparent composite layer comprising a light emitting surface, the light emitting surface includes a plurality of microstructures.

Abstract: A frame includes a frame portion that surrounds the planar light source device inside of the bezel, and that has the display panel placed thereon, and insulating portions that are individually fitted into slits respectively of the bezel, and that have an side face facing a display panel, and the side face facing a display panel is closer to the display panel than a side face of the bezel facing the side face of the display panel.

Abstract: An electric power source device has a transformer, primary side semiconductor components, secondary side semiconductor components, a choke coil, a base plate and first circuit substrate and one or more second circuit substrates. The transformer has a primary side coil and a secondary side coil. The primary side semiconductor components form a primary side circuit connected to the primary side coil. The secondary side semiconductor components form a secondary side circuit connected to the secondary side coil. The choke coil has a smoothing circuit for smoothing an output voltage. The transformer, the primary side semiconductor components, the secondary side semiconductor components and the choke coil are formed on the base plate. The first circuit substrate is arranged parallel to the base plate. The second circuit substrate is arranged parallel to a normal line of the first circuit substrate.