Abstract: A light source support on a first printed circuit for a lighting and/or signalling module, comprising a first housing intended to accommodate the first printed circuit and presenting an opening for the light source; means of positioning and fixation of the support; and means of positioning of a flexible printed circuit, intended to position the flexible printed circuit in relation to the first printed circuit, so as to link them electrically.

Abstract: An LED work light has multichip LEDs and a diffusing dome. Each LED may have separate electrical terminals for each chip. The LED work light may have convex lenses forward of each LED. Convex lenses may be hemispherical. Convex lenses may have a nonhemispheric curved surface whose cross section has at least one circular arc and no non-circular arcs. The LED work light has a battery or receives power from an external power source. The LED work light may have a transparent plastic tube as a structural member. A replaceable plastic cover may be added to protect any structural tube or other major transparent part of the LED work light from abrasions. The plastic cover may be tubular. The plastic cover may comprise laminations of plastic that can be removed individually after being abraded. Any external power source may be a wall transformer type and may have current limiting means.

Abstract: Disclosed in a door mirror device capable of continuously emitting light from two light guides. The door mirror device comprises: a first light-emitting light guide arranged in the visor part of a door mirror foldably mounted on the door mirror support part of a vehicle; a second light-emitting light guide provided in the door mirror support part, an end of the second light-emitting light guide facing to an end of the first light-emitting light guide so as to have continuity with the first light-emitting light guide; and a light source configured to emit light toward the first light-emitting light guide and the second light-emitting light guide, the light source being provided in the visor part.

Abstract: A light module for use in a lighting fixture includes a printed circuit board with one or more LED elements and one or more LED drivers. An electrical connector extends from the lower surface of the printed circuit board for attachment to an electrical socket within the fixture. A thermal conductor is attached on the lower surface of the printed circuit board. A reflector array comprises one or more individual parabolic reflectors, where each individual reflector is disposed at a position corresponding to a position of an LED element. Fastening means releasably attach each of the printed circuit board, the thermal conductor and the reflector array to a support surface within the interior cavity of the base. At least one optical element is releasably mounted on top of the reflector array.

Abstract: A backlight apparatus comprises a light source that is composed of a combination of a blue light emitting device, a green light emitting phosphor, and a red light emitting phosphor. The blue light emitting device has a peak intensity of a light emitting spectrum 3 to 19 times as high as the green light emitting phosphor.

Abstract: An illuminable safety rope includes an illuminable wire of a predetermined length surrounded by a light-transmitting insulative covering to thereby form an illuminable cable. The insulative covering includes a flange extending radially outward along its length. The flange is defined by opposing side portions and terminates at an edge portion. A fabric material is disposed over and secured to the opposing side and edge portions along at least the length of the illuminable cable to thereby form the safety rope. At least a portion of the illuminable cable opposite the flange transmits light to illuminate the safety rope along its length when the illuminable wire receives power. Additional floatation materials and/or wiring can be provided adjacent the flange and beneath the fabric to enable floatation and/or reinforcement of the rope, or a distress signal to be sent to an alarm.

Abstract: A fan light apparatus comprises: a ceiling mount disk; a light frame, coupled to the ceiling mount disk; a lamp, fixed onto the light frame; a fan installing case, installed to the bottom of the light frame; a fan motor, installed in the fan installing case; a vane, pivotally coupled to the fan motor spindle; a support, movably coupled to an internal side of the bottom of the fan installing case; a wind-guide fan motor, fixed to the center of the support; a wind-guide vane, sheathed on a spindle of the wind-guide fan motor; a latch, pivotally coupled to the spindle of the wind-guide fan motor for supporting the wind-guide vane; and an anion generator, installed in a space between the vane and the wind-guide vane.

Abstract: A light plate includes a light guide plate and four light source modules. The light source modules are disposed around the light guide plate. Each of the light source modules includes a first white light emitting element and a second white light emitting element. The first white light emitting element is capable of emitting a first white beam. The second white light emitting element disposed beside the first white light emitting element is capable of emitting a second white beam. The first white light emitting elements of the light source modules are mirror-symmetrical with respect to a first reference plane and a second reference plane. The second white light emitting elements of the light source modules are mirror-symmetrical with respect to the first reference plane and the second reference plane. The correlated color temperature (CCT) of the first white beam is greater than the CCT of the second white beam.

Abstract: An LED lamp includes an optical part, a heat dissipation member and an electric part. The optical part includes a hollow light penetrable tube and an LED module received in the tube. The heat dissipation member is received in the tube to mount the LED module thereon. The electric part include a circuit board and a rechargeable battery arranged in the tube, and two end covers arranged at two opposite ends of the tube. The LED module is provided with at least one first LED and at least one second LED. The at least one first LED and the at least one second LED cooperatively function as a main light source to provide normal illumination when an external AC power source is supplied normally. The at least one second LED independently function as an auxiliary light source to provide emergency illumination when the external AC power source is interrupted.

Abstract: An asymmetrical optical assembly employs reflecting surfaces and a lens to combine the light from a plurality of LED lamps into an illumination pattern useful in a floodlight or work light. The reflecting surfaces and lens optical element are not symmetrical with respect to a plane bisecting the optical assembly and including the optical axes of the LED light sources. Some light from the LED light sources is redirected from its emitted trajectory into the desired illumination pattern, while a significant portion of the light from the LED light sources is permitted to exit the optical assembly without redirection. Minimizing the number of optical elements employed and the redirection of light enhances the efficiency of the resulting light assembly.

Abstract: An LED lamp includes a base, a first LED module attached to a bottom surface of the base, a second LED module attached to a top surface of the base, and a reflector engaged on the top surface of the base. The reflector has an outer surface facing and angled with the second LED module. Light generated by the first LED module radiates to a bottom side of the LED lamp, and light generated by the second LED module is reflected by the outer surface of the reflector to radiate out and toward a lateral side of the LED lamp.

Abstract: An ultra thin lighting element including at least one light source. A lightguide element includes one lightguide layer comprising a plurality of discrete fine optic surface relief structures on at least one portion of at least one surface. Each surface relief structure includes basic structural features on the order of about 10 microns or less in height, and on the order of about 10 microns or less in each lateral dimension. The number, arrangement and size of each surface relief structure and height and lateral dimensions of the structural features of the surface relief structures being varied to provide a desired degree of outcoupling modulation of light incoupled into the light guide element.

Abstract: Lighting fixtures having an enhanced heat sink performance are provided. A heat sink member is a unitary ring member. An outside surface of the heat sink member is disposed exterior of the lighting fixture and includes a plurality of outwardly extending fins. An inside surface of the heat sink member is disposed inside of the lighting fixture and includes a plurality of surfaces configured for mating engagement with a respective light source board. The heat sink member joins upper and lower globe portions of the lighting fixture. A reflector or a light pipe optionally is provided interior of the light fixture, providing illumination directional control. A polygon shaped lighting fixture provides a LED light output to cross in a plane proximate to a light center of the fixture.

Abstract: A writing instrument providing illumination includes a penholder, a pen core, a solid state lighting source module, and a rotating plate. The rotating plate connects to one end of the penholder. The solid state lighting source module is embedded in the rotating plate which can rotate to a specific angle. A battery providing electrical energy to the solid state lighting source module is arranged inside the penholder. When the rotating plate is turned to a position perpendicular to the penholder the solid state lighting source module is turned on and when the rotating plate is turned to a position adjacent to the penholder the solid state lighting source module is turned off.

Abstract: A planar light emitting device (PLED) includes: a light guide plate (LGP) having upper/lower surfaces; a light source substrate (LSS) mounted with a point light source parallel with a side end of the LGP; a first chassis covering a back of the LSS and a lower surface of the LGP in parallel; and a second chassis having an emission opening; a light source member in a side surface of the PLED; and a fixing member on the side of the PLED with an inclined portion. The inclined portion of the fixing member is formed so pressing the fixing member moves the LGP toward the LSS, which is fixed between the side end of the LGP and the first chassis. Removing the fixing member forms a gap between the LSS and the side end surface of the LGP or the first chassis, and the LSS can exit the LSS take-out portion.

Abstract: The invention relates to a projection headlight arrangement for vehicles with a left projection headlight and a right projection headlight, each comprising: a reflector exhibiting two focal points, a light source arranged in a first focal point of the reflector, a lens upstream of the reflector in the direction of light emission whose focus is arranged in the proximity of the second focal point and a diaphragm shaft arranged between the lens and the reflector, which is displaceable in several rotary positions by means of a control unit around a horizontal rotary axis running transversely to the optical axis, wherein the rotary positions each have a diaphragm edge of the diaphragm shaft assigned for the creation of a light-dark boundary for a specified light distribution, wherein a sensor unit is provided for the detection of a traffic participant located in the far-field of the vehicle, the control unit distorts the diaphragm shaft in such a way in dependence on a sensor signal of the sensor unit that such a

Abstract: A light source module includes a module substrate, a metal conductor, a plurality of semiconductor light emitting elements, a white diffuse reflection layer, and translucent sealing members. The metal conductor is provided in a predetermined pattern on a front surface of the module substrate. The semiconductor light emitting elements are electrically connected to the metal conductor and mounted on the front surface of the module substrate. The white diffuse reflection layer includes a plurality of holes in which the semiconductor light emitting elements are located, is thinner than the semiconductor light emitting elements, and is laminated to the front surface of the module substrate. The translucent sealing members bury the semiconductor light emitting elements, project below the diffuse reflection layer, and are mixed with a phosphor.

Abstract: An automotive signal light is taught which employs multi-focal length light pipes to collect, collimate and direct, as needed, light emitted from one or more semiconductor light sources. Each multi-focal length light pipe includes at least one light transmission structure, each of which has a light receiving port to receive light emitted from a semiconductor light source spaced from the light receiving port by an air gap. The light transmission structure includes at least two superimposed parabolic reflecting surfaces, each having a common focal point at the light receiving port but having different focal lengths, and the superimposed parabolic reflectors operate to receive, collimate, spread and transmit the light from the semiconductor light source to a light emitting surface of the light pipe which is located adjacent to a lens of the signal light. The aesthetic arrangement of the light pipes is not particularly limited and a wide range of signal light functionalities can be provided.

Abstract: A light fixture can be affixed within a wall and powered using the same cable along which data signals are transmitted. The LED lights in the light fixture are sufficiently bright to be used for illumination and are powered by a voltage derived from power delivered via the data cable. The light fixture may be used in conjunction with a building automation system. The light provided by the LED lights may be modified based on control signals received via the data cable. Modifications may include changes to the perceived brightness and/or color of the light.

Abstract: Some embodiments provide luminance-preserving non-imaging backlights that comprise a luminous source emitting light, an input port that receives the light, an injector and a beam-expanding ejector. The injector includes the input port and a larger output port with a profile that expands away from the input port acting via total internal reflection to keep x-y angular width of the source image inversely proportional to its luminance. The injector is defined by a surface of revolution with an axis on the source and a swept profile that is a first portion of an upper half of a CPC tilted by its acceptance angle. The beam-expanding ejector comprising a planar waveguide optically coupled to the output port of the injector. The ejector includes a smooth upper surface, and a reflective lower surface comprising microstructured facets that refract upwardly reflected light into a collimated direction common to the facets.