Abstract: The present invention generally relates to semiconductor lighting technology, and more particularly, to a lamp holder with a LED driving power supply integrated therein. The lamp holder according to one embodiment of the present invention comprises: a housing, including: a base made of insulation material; a side wall fixed with the base, at least a part of which is made of conductive material; an electrical contact member fixed at the bottom of the base; and a LED driving power supply, including: a baseplate being fixed in a space defined by the base and the side wall; a LED driving circuit arranged on the baseplate; a first input electrode and a second input electrode arranged on the baseplate and electrically connected to the side wall and the electrical contact member.

Abstract: A backlight assembly capable of reducing light loss is presented. The backlight assembly includes a plurality of substrate units and a plurality of reflective members on the substrate units arranged to form an adjacent area where two reflective members are closest to each other. The adjacent area is on one of the substrate units. A display device incorporating the backlight assembly is also presented.

Abstract: The present invention relates to a light emitting device comprising a transparent substrate which light can pass through and at least one LED chip emitting light omni-directionally. Wherein the LED chip is disposed on one surface of the substrate and the light emitting angle of the LED chip is wider than 180°, and the light emitted by the LED chip will penetrate into the substrate and at least partially emerge from another surface of the substrate. According to the present invention, the light emitting device using LED chips can provide sufficient lighting intensity and uniform lighting performance.

Abstract: A flexible polymeric dielectric layer has first and second major surfaces. The first major surface has a conductive layer thereon. The dielectric layer has at least one via extending from the second major surface to the first major surface. The conductive layer includes electrically separated first and second portions configured to support and electrically connect a light emitting semi-conductor device to the conductive layer.

Abstract: Disclosed herein are a switch module and a refrigerator having the same. The refrigerator includes with a dispenser installed on a door and a switch module to operate the dispenser. The switch module includes a push button having a front surface thereof disposed in a vertical direction and moving forwards and backwards by external force, and a link assembly allowing an upper portion and a lower portion of the push button to simultaneously move forwards and backwards while maintaining the front surface of the push button to be in a vertical direction during the forward and backward movement of the push button.

Abstract: A retrofit LED lighting system with a combination of a directional downlight component and an indirect uplight component is provided. The system comprises light emitting diodes arranged so as to replicate the function of a legacy light source in a transparent or translucent fixture housing. The LED lamp includes upwards facing LEDs emitting light upwards, and a translucent stem covering the uplight LEDs to allow the light from the LEDs to pass through it. Advantageously, the LED lamp with uplight component and a transparent/translucent stem allows the light to be directed upwards and hence, avoids having a sharp cut-off of light appearing in the middle of the reflector fixture and also avoids a lack of uplight shone on the ceiling.

Abstract: Disclosed is method of manufacturing a lighting arrangement (100) comprising a plurality of conductive wires (110) organized in a flexible grid comprising a plurality of grid nodes (115), each grid node comprising a first one of said conductive wires and a second one of said conductive wires, at least some of the grid nodes further comprising a solid state lighting element (120) conductively coupled to the first one of said conductive wires and the second one of said conductive wires, wherein each grid node comprises a mechanical support member (130, 134) including a polymer portion (130) embedding the first one of said conductive wires and the second one of said conductive wires.

Abstract: A lighting assembly configured to be positioned within an internal cabin of a vehicle may include a housing defining an internal lighting chamber, a lens secured within the internal lighting chamber, wherein the lens includes a central longitudinal axis, and at least one light-emitting channel secured within the internal lighting chamber. The light-emitting channel(s) is offset in relation to the central longitudinal axis.

Abstract: Methods and systems for updating an airfield lighting system with an LED light source are described herein. One method includes removing a light source from an existing light fixture of an airfield lighting system, wherein the removed light source is not a light emitting diode (LED) light source, and replacing the removed light source with an LED light source in the existing light fixture without modifying or replacing any other element of the existing light fixture.

Abstract: An illumination module for a coordinate measuring machine for measuring a workpiece by means of an optical sensor, wherein the illumination module comprises a main body having a sensor side and a workpiece side, wherein the illumination module comprises on the main body at least one illumination arrangement for illuminating the workpiece, and wherein the at least one illumination arrangement has an emission characteristic with a specific emission angle and a light intensity profile within the emission angle, wherein the light intensity profile of the at least one illumination arrangement within the emission angle is asymmetrical. The present invention furthermore relates to a coordinate measuring machine comprising such an illumination module.

Abstract: LED lighting apparatus including (a) a circuit board which has a plurality of light sources spaced thereon, (b) a heat sink to which the circuit board is thermally coupled, and (c) a securement structure which includes a rigid peripheral structure applying force along a peripheral area of the circuit board toward the heat sink to increase the thermal coupling therebetween to facilitate heat transfer from the light sources during operation. The lighting apparatus may also include an optical member with a plurality of lens portions over corresponding light sources and a peripheral region, the securement structure engaging the peripheral region which sandwiches a gasket against the heat sink. The apparatus may use manipulation involving surface convexity, such as bowing, thereby allowing the securement structure to further facilitate surface-to-surface thermal coupling between the circuit board and the heat sink.

Abstract: A method for producing a striplight is disclosed. Said method utilizing at least the following steps: (a) providing a strip-shaped carrier, which is populated on at least one side with a plurality of semiconductor light sources; (b) arranging at least one electrical line on the carrier; and (c) casting the at least one electrical line on the carrier. A striplight which has: a strip-shaped carrier, populated on at least one side with a plurality of semiconductor light sources; at least one electrical line, which is arranged on the carrier; and joint casting of the carrier and the at least one electrical line, is likewise disclosed.

Abstract: Various components for artificial candles and other lighting devices are described that can be used to create a realistic flame effect in the devices. The devices include a flame element that extends upwardly from a housing. A light source can be disposed with respect to the flame element such that the flame element is illuminated. A variety of drive mechanisms could be disposed within the body of the device that can cause movement of the flame element with respect to the housing. The flame element can be coupled to a housing or mounting bracket of the device using various components to suspend the flame element within the housing.

Abstract: A lighting assembly and a lamp for a motor vehicle are described. A leadframe 14 out of a metal sheet material comprises a first part 14c and a second part 14b not directly electrically connected. An LED element 16 is fixed to the leadframe 14. A first contact part 24a is connected to the first leadframe part 14c and a second contact part 24b is connected to the second leadframe part 14b. The LED element 16 is disposed to emit light when operated. In order to achieve a desired directed emission of light in a simple way, the leadframe 14 comprises a light direction section 20a,20b including a reflective surface 30a,30b arrange to reflect the light emitted from the LED element 16.

Abstract: A flashing lighting module includes: a base, a light guide unit, and a control circuit. The light guide unit includes at least two light-transmitting plates, each of which has an end forming a fixing section. The fixing sections are respectively received in corresponding mounting holes formed in the base and each includes a light incident surface at the side thereof opposite to the light-transmitting plate. The control circuit includes two light-emitting elements respectively corresponding to the light-transmitting plates and is connectable to a power supply for driving the two light-emitting elements to get lightening and darkening in sequence. As such, when a power supply is conducted on, each of the light-emitting elements gives off light transmitting to the interiors of the light-transmitting plates to make each of the light-transmitting plates show an effect of flashing in response to the lightening and darkening of the corresponding one of the light-emitting elements.

Abstract: Provided is a light emitting diode (LED) streetlamp device. The LED streetlamp device includes a body frame comprising a first flat part and a first inclined part formed being extended from a rim portion of the first flat part with a certain incline angle ?1, a light emitting part installed on the first flat part and the first inclined part, comprising a plurality of LED lamps, and a transmission plate comprising a second flat part located being separated from the first flat part with a certain distance and a second inclined part extended from a rim portion of the second flat part with a certain incline angle ?2 separated from the first inclined part with a certain distance and covering the body frame.

Abstract: The present invention is related to a multi-lamp decorating curtain light with a split string having illuminating elements each of which is assembled by two or more decorating lamps into one illuminating element by means of wire winding when connecting the wire of the split string with the decorating lamps. Thereby each illuminating element on each split string is in a cluster format constituted by the multiply decorating lamps in order to achieve the better decorating effectiveness by the enhanced flashing mode.

Abstract: An improved compact searchlight utilizing the merging of multiple single beams to a concentrated light. This provides or light beam that is nearly constant illumination intensity across the beam of light. This reduces or eliminates bight and dim areas that are created from previous light systems that use desecrate lighting elements. The lighting elements includes an a power supply a light source and a lens projection system, wherein the lens projection system including a collecting lens, a negative lens, and a collimating lens such that the illuminance of an area illuminated by a beam and searchlight is projected by the improved light is homogeneous throughout the whole of the illuminated area.

Abstract: A method of manufacturing a light emitting device includes: disposing a group of electrically conductive members on a support substrate, the group of the electrically conductive members forming a plurality of mounting portions arranged in two or more columns and two or more rows with the mounting portions respectively corresponding to a plurality of light emitting elements; placing the light emitting elements on the group of the electrically conductive members with a bonding member being disposed between the light emitting elements and the electrically conductive members, each of the light emitting elements being shifted from a corresponding one of the mounting portions; and melting the bonding member to mount the light emitting elements respectively on the mounting portions by self-alignment effect generated by the melting of the bonding member.

Abstract: The present invention relates to an illumination device comprising a plurality of light sources emitting light, an optical gate; a light collector arranged between the light sources and optical gate and an optical projecting system adapted to image the optical gate at a distance along the optical axis. The light collector is adapted to collect light from a plurality of light sources and where the light collector comprises a plurality of lenslets collecting light from the light sources and convert the light into a plurality of light beams propagating along an optical axis. The lenslets are arranged in a dense pattern including adjacent lenslets, where the lenslets of at least some of the pairs of the adjacent lenslets have different optical power and wherein the exit surfaces of the pairs of the adjacent lenslets having different optical power meet along a boundary.

Abstract: A lighting assembly (10) comprising: a casing (24) having a bowl-like structure with a bottom wall (24a) defining a window opening (26), and joined to said casing (24), a stack of elements comprising: a light radiation source (12, 14) situated opposite said opening (26) so as to direct said light radiation towards the outside of the casing (24); and a driving circuit board (16) for said radiation source (12, 14).

Abstract: A layer of microscopic, 3-terminal transistors is printed over a first conductor layer so that bottom electrodes of the transistors electrically contact the first conductor layer. A first dielectric layer overlies the first conductor layer, and a second conductor layer over the first dielectric layer contacts intermediate electrodes on the transistors between the bottom electrodes and top electrodes. A second dielectric layer overlies the second conductor layer, and a third conductor layer over the second dielectric layer contacts the top electrodes. The devices are thus electrically connected in parallel by a combination of the first conductor layer, the second conductor layer, and the third conductor layer. Separate groups of the devices may be interconnected to form more complex circuits. The resulting circuit may be a very thin flex-circuit.

Abstract: A lighting system for providing a daylight appearance and a luminaire are provided. The lighting system comprises a plurality of light emitters and a plurality of optical elements. Said plurality of light emitters emit a wide light beam. Each optical element of at least a subset of the plurality of optical elements is related to a light emitter of the plurality of light emitters, thereby forming a pair.

Abstract: The present invention relates to a fluorescence observation device, a domed base and a fluorescence microscope. The fluorescence observation device includes a dome, a multi-angle light-emitting unit and a controller unit. The dome includes a transparent thermal insulation layer and a heat sink layer. The multi-angle light-emitting unit includes multiple directional narrow light field electro-luminescence devices thermally connected to the heat sink layer and adapted to emit light at different angles to pass through the transparent thermal insulation layer. The narrow light field electro-luminescence devices are selectively activated to emit light by the controller unit, so that the illumination angle of the multi-angle light-emitting unit can be adjusted. The fluorescence observation device can be combined with a base to constitute the domed base. Alternatively, narrow light field electro-luminescence devices are mounted on the base.

Abstract: A luminescent device and a manufacturing method for the luminescent device and a semiconductor device which are free from occurrence of cracks in a compound semiconductor layer due to the internal stress in the compound semiconductor layer at the time of chemical lift-off. The luminescent device manufacturing method includes forming a device region on part of an epitaxial substrate through a lift-off layer; forming a sacrificing portion, being not removed in a chemical lift-off step, around device region on epitaxial substrate; covering epitaxial substrate and semiconductor layer and forming a covering layer such that level of surface thereof in the region away from device region is lower than luminescent layer surface; removing covering layer on semiconductor layer, and that on sacrificing portion surface; forming a reflection layer on covering layer surface and semiconductor layer surface; and forming a supporting substrate by providing plating on reflection layer.

Abstract: A light emitting device package including light emitting devices, and optical lenses respectively disposed over the light emitting devices. Further, a respective optical lens includes an extending member extending from a body of the respective optical lens, and including a first portion laterally extending in a first direction substantially perpendicular to the central axis of the respective light emitting device, and a second portion extending towards the substrate in a second direction substantially parallel with the central axis of the respective light emitting device. A vertical cross section of the second portion is substantially symmetrical with respect to an axis that is spaced apart in the first direction from and substantially parallel with the central axis of the respective light emitting device.

Abstract: A lighting device for emitting light in selective directions including a light source structure member, a plurality of lighting devices attached to the light source structure member, a controller, a power supply, and an optic carried by the light source structure member and including a plurality of facets. Each light source of the plurality of light sources may be positioned such that light emitted thereby is emitted through a facet of the plurality of facets of the first optic. Each facet of the plurality of facets may be configured to redirect light in a direction that is unique from the other facets of the plurality of facets. Additionally, the controller may be configured to selectively operate each light source of the plurality of light sources. Multiple pairs, or combinations, of light source structure members and optics may be included.

Abstract: The present invention relates to a light emitting diode (LED). The LED comprises an LED die, one or more metal pads, and a fluorescent layer. The characteristics of the present invention include that the metals pads are left exposed for the convenience of subsequent wiring and packaging processes. In addition, the LED provided by the present invention is a single light-mixing chip, which can be packaged directly without the need of coating fluorescent powders on the packaging glue. Because the fluorescent layer and the packaging glue are not processed simultaneously and are of different materials, the stress problem in the packaged LED can be reduced effectively.

Abstract: An LED apparatus of the type including (a) a mounting board having an LED-supporting surface with an LED device thereon and (b) a lens member over the LED device establishing a light path therebetween. The inventive LED apparatus includes a lens-aligning member having front and back surfaces. The lens member includes a lens portion and a flange thereabout, the flange being attached to the front surface of the lens-aligning member such that the lens portion substantially surrounds the protruding LED device. The lens-aligning member has a first mating feature which is positioned and arranged for mating engagement with a second mating feature of the mounting board, thereby accurately aligning the lens member over the LED device by accurately aligning the lens-alignment member with the mounting board. Other aspects of the invention is a method for assembly of an LED apparatus and a method for manufacturing custom high-efficiency LED lensing for LED-array modules.

Abstract: A method for providing an optical element may include providing an optical feature in the optical element that spreads or distributes light passing through the optical element. The method may also include providing a texturing in at least a portion of the optical feature of the optical element.

Abstract: A light output apparatus includes a plurality of light source sections (first light source section and second light source section) each of which outputs light along a predetermined flat surface to form a light layer along the predetermined flat surface, a frame to which the plurality of light source sections are attached, a single heat dissipation member connected to the plurality of light source sections in a heat conductive manner. The configuration allows an increase in heat dissipation area of the heat dissipation member as compared with a case where each of the light source sections is separately provided with a heat dissipation member.

Abstract: A lens member for projecting light from an LED in a square pattern includes a body formed of a light transmissive material. The body includes a base portion and a bulbous-shaped, light-directing lens portion extending upwardly from the base portion. A recess extending upwardly from a lower surface of the base portion and into the bulbous-shaped, light-directing lens portion continuously tapers from the base to a flat, circular surface below a top surface of the bulbous-shaped, light-directing lens portion. The lens portion has a horizontal cross-sectional shape that is substantially square at elevations between the base and the top surface of the lens portion.

Abstract: Light indicator which comprises a support body to which multiple rows of LEDs and multiple lenses are fixed, each of which positioned in front of the corresponding row of LEDs, and provided with a rear surface directed towards the LEDs, and with a front surface directed in the sense opposite the aforesaid rear surface. In addition, the light indicator comprises multiple coupling bodies, each of which extended between two ends thereof, of which a rear end is engaged with the support body, and a front end is provided with a first bent portion engaged in abutment against the front surface of the corresponding lens in order to retain the latter integral with the support body itself.

Abstract: A LED assembly/structure and a method of manufacturing the same. The LED assembly comprises a housing body, one or more LED light emitting component hosting areas, a power unit hosting compartment, one or more light diffusing elements, and a cover. The housing body of the LED assembly serves as a thermal barrier between the power supply and the LED lighting elements, such that thermal stress is able to be reduced.

Abstract: Disclosed is a lighting fixture that provides approximately even illumination across a planar surface. Also enclosed is an LED light for producing the same. In one embodiment, the light fixture includes a plurality of hollow gradient diffusion globes; each diffusion globe is affixed to a planar reflector that forms an outer illumination surface of the light fixture. Each diffusion globe surrounds a light-emitting portion of an LED or LED cluster. The hollow gradient diffusion globe can include a wall defining by the interior and exterior boundary of the diffusion globe. The wall includes diffusing-particulate homogenously distributed within the wall that in combination with varying thickness of the wall creates continuously varying diffusion. The relative spacing of the diffusion globes on the planar reflective surface in combination with the continuous variable diffusion property of each globe produce approximately even illumination across the outer illumination surface of the LED light fixture.

Abstract: Disclosed is an illuminating system of flexible shape and comprising at least one LED disposed on a flexible carrier material, an optic being provided that permits uniform, directed and/or glare-free light emission.

Abstract: An illumination module for a coordinate measuring machine for measuring a workpiece by means of an optical sensor, wherein the illumination module comprises a main body having a sensor side and a workpiece side, wherein the sensor side has a first interface device at least for the sensor-side coupling of the illumination module in a defined position, and wherein the illumination module comprises at least one illumination arrangement for illuminating the workpiece. Furthermore, the main body has the form of a ring having a free central region and an edge region, wherein the at least one illumination arrangement and the first interface device are arranged in the edge region.

Abstract: The present invention provides an apparatus for controlling a three-dimensional optical field. The apparatus includes a light-emission device and a set of zoom elements. The light-emission device emits a light. The set of zoom elements are disposed in front of the light-emission device, and focus the light from the light-emission device.

Abstract: A diffusing lens includes a first surface and a second surface facing away from the first surface. The first surface has a first negative Fresnel structure for diffusing light from a point light source. The second surface has a second negative Fresnel structure aligning with the first negative Fresnel structure and for further diffusing the light of the point light source.

Abstract: An illumination module for a coordinate measuring machine for measuring a workpiece by means of an optical sensor, wherein the illumination module comprises a main body having a sensor side and a workpiece side, wherein the illumination module comprises on the main body at least one illumination arrangement for illuminating the workpiece, and wherein the at least one illumination arrangement has an emission characteristic with a specific emission angle and a light intensity profile within the emission angle, wherein the light intensity profile of the at least one illumination arrangement within the emission angle is asymmetrical. The present invention furthermore relates to a coordinate measuring machine comprising such an illumination module.

Abstract: In a lighting arrangement, in particular for escape route lighting, comprising a light source and an optical element assigned to the light source, said optical element being designed to emit asymmetrically the light emitted by the associated light source, the optical element can be positioned in different ways.

Abstract: The invention relates to an optoelectronic module (112), more particularly to an optoelectronic chip-on-board module (114). The optoelectronic module (112) comprises a substrate (116), wherein the substrate (116) has a planar design. Furthermore, the optoelectronic module (112) comprises a plurality of optoelectronic components (118) that are arranged on the substrate (116). The optoelectronic module (110) further comprises at least one optical system (120) applied onto the substrate (114), more particularly a microoptical system having a plurality of microoptical elements. The optical system (120) comprises at least one primary optical system (124) that is adjacent to the optoelectronic components (116) and at least one secondary optical system (138).

Abstract: An optical absorption layer having a plurality of openings corresponding to lenses is provided between a lens array and a first electrode. An edge of each of the openings is provided such that light entering in a normal direction of a substrate and traveling through an area where the corresponding lens has a maximum inclination angle is blocked.

Abstract: A luminaire may include a luminaire main body, an attachment plate, a plurality of light-emitting modules, a plurality of lenses, and a lighting circuit. In some examples, the luminaire main body may include an opening in a lower surface. The attachment plate may have a flat plate shape and may be arranged in the luminaire main body, and a lower surface faces the opening. The plurality of light-emitting modules may include semiconductor light-emitting elements, and may be attached to the lower surface of the attachment plate. The plurality of lenses may be provided for the respective light-emitting modules, and control luminous intensity distribution of light from the light-emitting modules. The lighting circuit may be arranged above the attachment plate in the luminaire main body, and configured to light the light-emitting modules.

Abstract: An illuminant device includes a lighting module and a first transparent heat-dissipating component. The lighting module includes a transparent substrate, a circuit layer, a plurality of light emitting diode (LED) dies, a first transparent resin layer, and a second transparent resin layer. The transparent substrate includes a first surface and a second surface opposite to the first surface. The circuit layer is placed on the first surface. The LED dies are placed on the first surface and electrically connected to the circuit layer. The first transparent resin layer is disposed on the first surface and covers the light emitting diode dies. The second transparent resin layer is disposed on the second surface and corresponding to the first transparent resin layer. The first transparent heat-dissipating component is arranged on the first transparent resin layer and opposite to the transparent substrate.

Abstract: Described is a light emitting diode (LED) linear illumination system that includes a linear array of LED groups, high efficiency non-imaging optics and aberration corrected imaging optics. Each LED group can include one or more LEDs. The system provides uniform high intensity in near and far fields. System applications include machine vision and inspection of high reflectivity targets. Illumination can include one or more colors, including white light. The described system has improved thermal and optical performance and is generally more compact and lower in cost relative to conventional systems based on pre-packaged commercially available LED devices.

Abstract: A light string includes a plurality of jacketed light emitting diode assemblies and drive wires configured to electrically connect the jacketed light emitting diode assemblies to a power source. The light emitting diode assemblies include a light emitting diode having a contact set and a lens body, an electrical wire sit, and an integrally molded plastic jacket molded directly onto the contact set, the lens body, and electrical connections between the contacts of the contact set and the electrical wires.

Abstract: A LED light has a main power wire and at least one light module mounted on the main power wire. The at least one light module has a base, a circuit board, at least one LED, a translucent panel and an engaging piece. The circuit board is mounted on a top of the base and a circuit mounted on the circuit board is electrically connected to the main power wire. The at least one LED is mounted on the circuit board. The translucent panel is mounted above the circuit board and has at least one lens corresponding to the at least one LED formed on the translucent panel. The engaging piece is mounted on a bottom of the base to allow a user to easily mount the LED light on a pole of a light box sign.

Abstract: A light module includes a light emitting diode (LED) array and a double-reflective assembly coupled to the LED array. The double-reflective assembly includes a lower member having a frame. The frame has an opening corresponding to the LED array. The frame and LED array are located in the same plane. The light module further includes a left bottom reflector and a right bottom reflector. The light module further includes an upper member which includes a left top reflector; and a right top reflector, wherein the left top reflector is attached to the left bottom reflector, and right top reflector is attached to the right bottom reflector, each forming an arbitrary left and right double-reflective assembly. A shape geometry and profile of each double-reflective assembly provides a pre-calculated combined non-circular asymmetrical intensity distribution pattern.

Abstract: In accordance with certain embodiments, semiconductor dies are embedded within polymeric binder to form, e.g., freestanding white light-emitting dies and/or composite wafers containing multiple light-emitting dies embedded in a single volume of binder.