Abstract: Methods and apparatus for ceiling suspended systems according to various aspects of the present invention include a modular platform for supporting and supplying multiple devices. A wire way bar may facilitate connection and support for the devices, such as light sources and other systems.

Abstract: A cylindrical light source comprises multiple LEDs mounted on either the exterior or interior surface of the cylinder, with heat-sink fins respectively on its interior or exterior. The LEDs emit radially, but their emission is redirected along the cylinder axis by individual ellipsoidal reflectors.

Abstract: A backlight module unit and a backlight module are provided. The backlight module unit includes a first light source, a second light source, and an optical barrier. A light source interval is defined between the first light source and the second light source, while a barrier interval is defined between the optical barrier and the second light source. Because the barrier interval is substantially shorter than a half of the light source interval, the backlight module unit mixes the light evenly, and prevents the dark bands from forming due to the disposition of the optical barrier. Thereby, the backlight module that comprises the plural aforesaid backlight units will have no dark bands, mix light evenly, and be thin overall.

Abstract: An apparatus and method for high intensity lighting includes, in one aspect, a reflector frame having a main portion generally following a surface of revolution of the type that produces a converging beam and a second portion following a surface of revolution of the type that produces a different shape beam. Placement of the second portion in the reflector frame allows shifting of parts of the light beam in desired directions.

Abstract: A polygonal radiation module having radiating members without a light guiding board for a backlight module or a lighting device includes a polygonal optical plate with a rising area having a rising surface defined at a center thereof, a plurality of radiating members, and a diffusion plate. The radiating members surrounding a periphery of the optical plate possess radiant half-intensity angles of the radiation below 15 degrees for respectively forming optic axial directions thereof. Whereby, the optic axial directions of the radiating members face to the rising surface, and radiation fields are individually generated as pivoted by the optic axial directions to cast at the rising surface. Thus, an even radiating surface caused by a diffusion of light source from the diffusion plate could be preferably obtained even if no light guiding board is applied.

Abstract: A reflector for the lighting device and an illumination system of the projection apparatus are provided. The reflector comprises a first reflecting structure and a second reflecting structure disposed on the portion of the first reflecting structure. The reflecting surfaces of the first and second reflecting structures are formed with a distance therebetween. After the first portion of the light is reflected from the first reflecting surface and the second portion of the light is reflected from the second reflecting surface, the second portion of the light is adapted to remove the centrally dimmed area at the opening of the lighting device. Thus, the luminance performance can be improved.

Abstract: A lamp may include a lamp bulb made from glass for accommodating an anode and a cathode, which has a fill gas wherein the lamp bulb has, at least partially, an antireflective coating.

Abstract: A light fixture useful in the lighting of parking garages, including a base, a reflector element and at least one light-emitting lamp. The reflector element includes a reflector portion that extends vertical from the base to a distal edge that extends beyond the lamp. The extending reflector portions include a plurality of planer panels positioned in a plane at an angle that faces toward the lamp. A portion of the emitted light is reflected by the extending reflector portion in the opposed horizontal direction away from the fixture at a reflected angle from nadir that is greater than the emitted angle. The light fixture provides a uniform lighting pattern that allows for using fewer of the light fixtures, by projecting or reflecting emitted light horizontally at very high angles from nadir, and delivering more light to areas laterally remote from the fixture, and potentially using less energy.

Abstract: A high contrast light pattern projection mechanism includes a first reflecting body and a second reflecting body installed at upper and lower portions of an open end of a reflecting cavity respectively. If a light bulb module in the reflecting cavity emits a light source, a large-angle light and a small-angle light of the light source will be reflected from the first reflecting surface in the reflecting cavity and the second and third reflecting surfaces of the reflecting bodies respectively, such that the large-angle light and the small-angle light form a high contrast light pattern to be emitted to the outside, so as to enhance both contrast and illumination efficiency of the projection mechanism.

Abstract: The diffuse reflectivity of an LED source is utilized to recycle some of its emission, thereby enabling a luminaire to escape the étendue limit. Retroreflectors intercept the rays destined for the outer part of the luminaire aperture, which can then be truncated. The resulting smaller aperture has the same beam-width as the full original, albeit with lesser flux due to recycling losses. A reduction to half the original area is possible.

Abstract: An apparatus, method and system for assembling lighting fixtures where reflective inserts are installed into a reflector frame to create a reflective surface for the fixture. According to one aspect of the method, some type of worker-perceivable indication prompts a worker as to which reflective insert should be installed at which mounting location on the reflector frame. The worker does not have to guess or translate written instructions. The method can be used sequentially to provide such assistance for each of a plurality of reflective inserts for a plurality of mounting locations. The method is particularly helpful if the reflective inserts are not identical for each mounting location. According to one aspect of an apparatus according to the invention, a reflector frame is removably mounted to a machine that holds the reflector frame in an indexed position.

Abstract: The present invention provides a light-emitting element mounting substrate which includes: a core metal provided with a reflective cup which reflects light emitted from a mounted light-emitting element in a prescribed direction; and an enamel layer having a thickness within a range of 50 ?m to 200 ?m, and provided on a surface of the core metal. The present invention also provides a light-emitting element module in which a light-emitting element is provided on this light-emitting element mounting substrate, and in which the light-emitting element is sealed with a transparent sealing resin.

Abstract: A reflector (14) for a luminaire comprises a generally parabolic wall (28) having series of main right-angled prisms (16) and an interleaved series of transition prisms (18). The main and transition prisms have essentially the same shapes and follow the same overall curvature to control the illumination. The transition prisms transition into the main prisms by merging a peak of a transition prism into the valley between adjacent main prisms in a short transition zone (20). Thus, the transition zone has only a small effect on the overall lighting pattern.

Abstract: A vehicle headlamp has a segment light source, and a reflector configured to forward reflect light from the segment light source. The segment light source is arranged such that a first predetermined point located at a front end edge of the segment light source is located on a first reference axis. A reflecting surface of the reflector is split into a plurality of reflection regions. At least one of the plurality of reflection regions is constituted as a fan-like reflection region surrounded by a first straight line extending obliquely downward from the first reference axis, and a second straight line extending immediately downward from the first reference axis. The fan-like reflection region is constituted with a curved surface that deflects, diffuses, or reflects the light from the segment light source in a direction orthogonal to the first straight line.

Abstract: An apparatus and method for high intensity lighting includes, in one aspect, a reflector frame having a main portion generally following a surface of revolution of the type that produces a converging beam and a second portion following a surface of revolution of the type that produces a different shape beam. Placement of the second portion in the reflector frame allows shifting of parts of the light beam in desired directions.

Abstract: A miniaturized linear light source sub-module comprising a symmetrical lens array, a light guide bar with dual reflecting surfaces, at least one light emitting diode light source, and a sub-module housing is disclosed. The symmetrical lens array comprises two identical covers, two identical lens sections, and a middle holder. Each lens section comprises a plurality of lenses disposed on the top and bottom of the lens section. The dual reflecting surface light guide comprises a light emitting surface, a v-shaped light reflecting surface, an asymmetrical saw-toothed light reflecting surface, an apex cut-off surface, and a bottom cut-off surface. At least one light emitting diode light source is connected to an end of the dual reflecting surface light guide. The sub-module housing holds the lens array assembly, the dual reflecting surface light guide, and the at least one light emitting diode light source to form the miniaturized linear light source sub-module.

Abstract: An LED lamp includes a printed circuit board, a plurality of LED modules mounted on the printed circuit board and a reflector mounted on the printed circuit board and covering the LED modules. The reflector includes a first extending portion and a second extending portion extending from a side of the first extending portion. Top surfaces of the first and second extending portions are slantwise and oriented towards different directions, thereby to cooperatively form a V-shaped configuration. The LED modules are received in receiving holes in the first and second extending portions. Each receiving hole has a cross section gradually enlarged along a bottom-to-top direction.

Abstract: A HID recessed luminaire is disclosed and described. The HID recessed luminaire includes a reflector that has a primary reflector portion and a secondary reflector portion. The primary reflector portion defines a first frustum of a pyramid and the secondary reflector portion defines a second frustum of a pyramid. Optionally, a portion of the primary reflector and a portion of the secondary reflector are integrally connected to one another.

Abstract: The diffractor has a profile defined by first, second and third parabolic segments, and continuously tapering facets for improved lighting performance. Different diffuser geometries are provided to generate differing light distribution patterns, including a conical diffuser, and a diffuser having a fresnel lens portion and an angled flange portion. Equal numbers of facets and/or facets of similar geometrical profile may be provided on the diffuser and on the diffractor.

Abstract: A high contrast light pattern projection mechanism includes a first reflecting body and a second reflecting body installed at upper and lower portions of an open end of a reflecting cavity respectively. If a light emitting module in the reflecting cavity emits a light source, a large-angle light and a small-angle light of the light source will be reflected from the first reflecting surface in the reflecting cavity and the second and third reflecting surfaces of the reflecting bodies respectively, such that the large-angle light and the small-angle light form a high contrast light pattern to be emitted to the outside, so as to enhance both contrast and illumination efficiency of the projection mechanism.

Abstract: Embodiments of the present invention provide separate optical devices operable to couple to a separate LED, the separate optical device comprising an entrance surface to receive light from a separate LED when the separate optical device is coupled to the separate LED, an exit surface opposite from and a distance from the entrance surface and a set of sidewalls. The exit surface can have at least a minimum area necessary to conserve brightness for a desired half-angle of light projected from the separate optical device. Furthermore, each sidewall is positioned and shaped so that rays having a straight transmission path from the entrance surface to that sidewall reflect to the exit surface with an angle of incidence at the exit surface at less than or equal to a critical angle at the exit surface.

Abstract: A luminaire that can provide a beam pattern having a substantially uniform illuminance across a target plane includes a plurality of LEDs mounted on a support and at least one reflector fixed with respect to the support and cooperating with the plurality of LEDs.

Abstract: A method and apparatus to increase efficiency of wide area lighting fixtures having a lamp mounting opening in a reflector or reflector frame, which results in gap(s) or spaces that do not control incident light to the intended target. The gap(s) or spaces(s) are covered with reflecting surfaces which do control incident light to increase efficiency of the fixture.

Abstract: A reflector includes a first concave surface, a second concave surface and a third concave surface. The first concave surface has a first axis and a first opening to receive a first light source. The first concave surface is configured to reflect first light rays of the first light source from the first concave surface across the first axis and not to reflect second light rays of the first light source from the first concave surface. The second concave surface has a second axis and a second opening to receive a second light source. The second concave surface is configured to reflect first light rays of the second light source from the second concave surface across the second axis and not to reflect second light rays of the second light source from the second concave surface.

Abstract: An illumination system includes a light source and a reflector. The reflector includes a first optical interface adjacent the light source which redirects light emitted from the light source and incident on the first optical interface via Fresnel reflection. In addition, the reflector includes a second optical interface adjacent the first optical interface on a side opposite the light source, which reflects light passing through the first optical interface via total internal reflection back towards the first optical interface. Also, a light collection system includes such a reflector.

Abstract: A parabola light reflector includes multiple light reflecting surfaces on an umbrella skin. A first or outer skin is used to provide support for and to define the shape of the inner skin. A second or inner skin has a larger surface area than the outer skin and the inner skin is made up of panels of light reflecting material. The panels of the inner skin are stitched together in a variety of different configurations to achieve differing results. The inner skin is configured into a collection of three dimensional folds, creases, bends and angles that significantly increases the surface area of the inner skin that is available to reflect light and to create novel light dispersion patterns from a light source associated with the light reflector.

Abstract: A reflector has a one-piece sheet-metal body having an anodized front face and unitarily formed with a central annular part lying generally in a plane and having an inner periphery generally centered on an axis and adapted to accommodate a light source and an outer periphery. A plurality of flat fingers project from the outer periphery, extend at an acute angle to the plane, have outer ends, and each have a pair of generally parallel side edges. Each edge of each finger is closely juxtaposed with the edge of the adjacent finger and the fingers form with the annular part a concave shape.

Abstract: An illumination lamp includes a housing, light source, a light reflecting device and a light path conversion device. The housing defines a light emitting window therein. The light source is disposed in the housing. The light reflecting device is disposed in the housing and has a reflecting surface. The light path conversion device is disposed in the housing. The light path conversion device is configured for converting light rays emitted from the light source into parallel light rays and directing the parallel light rays toward the light reflecting surface of the light reflecting device. The light reflecting device reflects the parallel light rays out of the housing via the light emitting window.

Abstract: An electronic stroboscope including a generally longitudinal light discharge tube and a reflector comprising a first reflecting part which reflects light radiated from the light discharge tube and a second reflecting part which reflects light directly radiated from the light discharge tube and light reflected from the first reflecting part to exit out of an opening. The first reflecting part includes first curved parts formed on an opposite side of the light discharge tube from the opening, planar parts connected to the first curved parts and disposed closer to the opening than the first curved parts, and circular parts connected to the planar parts and disposed closer to the opening than the planar parts, and the second reflecting part includes second curved parts connected to the circular parts of the first reflecting parts and disposed closer to the opening than the first curved parts.

Abstract: A method and apparatus to increase efficiency of wide area lighting fixtures having a lamp mounting opening in a reflector or reflector frame, which results in gap(s) or spaces that do not control incident light to the intended target. The gap(s) or spaces(s) are covered with reflecting surfaces which do control incident light to increase efficiency of the fixture.

Abstract: A hybrid electroluminescent assembly is described wherein the assembly includes one or more electroluminescent structures and a plurality of discontinuous retroreflective segments. Discontinuous retroreflective segments are disposed at least partially in the light path of the one or more electroluminescent structures.

Abstract: A light source apparatus comprises reflection mirrors, first and second lamp holding sections, wherein the reflection mirrors are provided between the first and second lamp holding section, a reflection mirror support plate to which reflection mirrors are attached, a first lamp holding section support plate to which the first lamp holding section is attached, a second lamp holding section support plate to which the second lamp holding section is attached, a first fixing member which fixes the reflection mirror support plate and the first lamp holding section support plate to each other, a second fixing member which fixes the reflection mirror support plate and the second lamp holding section support plate to each other.

Abstract: One embodiment of a method for configuring consumption of service includes identifying a service to be consumed by a user, identifying a plurality of bearer technologies across which at least one electronic device can access the service, selecting one of the plurality of bearer technologies for use in configuring the at least one electronic device, and configuring the at least one electronic device for the service using one of a plurality of management frameworks according to the selected bearer technology.

Abstract: A vehicle lamp includes a plurality of semiconductor light emitting devices, and a reflector for reflecting light emitted from the semiconductor light emitting devices toward a front side of the vehicle lamp. The reflector is partitioned into a plurality of light emitting areas that are radially formed around an optical axis extending in a front-rear direction of a vehicle. Each of the semiconductor light emitting devices is disposed on an outer peripheral portion of one of the light emitting areas respectively. Each of the reflecting surfaces of the reflector is provided in one of the light emitting areas respectively.

Abstract: LEDs, a reflector, and a baffle are disposed on the underside of the equipment main body. An emission opening for emitting light of the LEDs and a reflection surface for emitting light of the LEDs from the emission opening by reflecting the same are provided in the reflector. The baffle is disposed outside the direct light emission area where direct light from the LEDs is emitted from the emission opening of the reflector. The direct light from the LEDs can be picked up without being blocked by the baffle, and the light pick-up efficiency can be improved.

Abstract: A light device includes a reflector disposed in a housing, a frame attached to an upper portion of the housing and having an axle extended into a notch of the frame, and having one or more projections extended from the axle, a carrier includes a protrusion rotatably secured to the frame with the axle and includes a number of depressions for engaging with the projection of the axle and for anchoring the carrier to the frame at selected angular positions, and the carrier includes a curved opening for rotatably attaching a spherical casing, a circuit board is disposed in the casing and includes a light member, the casing and the light member are rotatable relative to the housing and the frame and the carrier.

Abstract: The present invention relates to a lighting apparatus, and more particularly to a lighting apparatus including a frame in which a connector is installed, a lampshade in which a reflector, whose first and second anodized aluminum reflectors are integrally connected to each other and connected to the front side of the frame, is fixed to the inner circumference, and a lamp connected to the connector through a socket and having a cover to which the socket is connected and a luminous element connected to the inside of the cover, whereby illuminance is enhanced, the reflector is easily assembled, lifespan of a lamp is prevented from being shorter due to re-reflected light, reflectivity of the reflector is increased, and heating value is effectively reduced.

Abstract: A built-in lamp includes a housing and a holder for fastening in a built-in surface, such as a room ceiling. The built-in lamp also includes a light source socket for holding a light source and a light source region and a direct light reflector. The direct light reflector has a direct light reflector opening which is disposed in the direction of illumination which defines a direct light exit region and which is surrounded at least reasonably by a diffused light exit region. The direct light reflector has a rear opening. The head reflector is disposed on the side of the light source region remote from the direct light exit region. The head reflector is separate from the direct light reflector and is shaped such that it directs at least a large portion of the light emitted from the light source region and incident on to it into the inner space of the direct light reflector.

Abstract: This invention discloses a light-emitting device. The light-emitting device includes a light-guiding member and an LED light source. The light-guiding member includes a reflection surface, a first refraction surface, and a second refraction surface. A first part of light emitted from the LED light source is reflected by the reflection surface and refracted by the first refraction surface to form a first virtual image in the light-guiding member. Moreover, a second part of light emitted from the LED light source is reflected by the reflection surface and refracted by the second refraction surface to form a second virtual image in the light-guiding member.

Abstract: An array of reflectors that transform a collimated beam into one that uniformly illuminates a specific patch of target surface, in particular obliquely presented rectangles, such as billboards. Each reflector is square, with a concave shape that uniformly illuminates a rectangular target. An algorithm is disclosed for producing a shape appropriate for any given illumination geometry. An array of such reflectors can be utilized with a nonuniform collimated beam and still produce uniform illumination. Hexagonal reflectors could also be arrayed to illuminate a hexagon, or an obliquely presented circle in the case of a collimated input beam with some divergence, which causes a blurring of the cutoff at the edges of the target. Non-tiling shapes such as alphanumeric characters will require some of the light of the collimated beam to be discarded. Reflector shapes and methods of calculating such shapes are also disclosed.

Abstract: A light source device, includes: an arc tube, and a pair of sealing portions; a reflector; and a sub mirror configured to reflect the light emitted from the arc tube toward the arc tube, and disposed of the other side of the sealing portion in such a manner as to cover a part of the outer surface of the tube spherical portion of the side of the illumination area, the sub mirror include a plurality of reflection members provided with reflection surfaces having different shapes, and the distance between the illumination axis and the outer shape of one of the adjoining reflection members is different from the distance between the illumination axis and the other of the adjoining reflection members.

Abstract: An LED lamp includes a base, a reflector arranged on a top of the base, an LED module attached to the top of the base and surrounding the reflector, an envelope arranged on the top of the base and enclosing the LED module and the reflector, a shield secured on the envelope and covering the reflector and the LED module, and an inserting post fixed on a bottom of the base for facilitating inserting into a foundation to secure the LED lamp thereon. A bottom surface of the shield is coated with a reflecting coating for reflecting light emitted by the LED module.

Abstract: A light weight reflector structure for an axial UV lamp wherein a shell-like channel housing supporting spaced apart ribs that in turn support flexed reflective spars that take the shape of the ribs. A preferred shape for the ribs and spars is parabolic about the axial UV lamp so that a beam is formed and directed out of the channel housing. The spars have a gap partially blocked by a deflector spar for creating a tortuous path for air forced direct into a tunnel between the channel housing and the spars. Forced air swirls through the gap and cools both the lamp and the spars.

Abstract: A lighting apparatus comprises a housing and a first reflector. The first reflector is mounted beneath the light source and includes a plurality of segmented reflectors, each having at its top, a installation hole and at its bottom, an opening wider than the installation hole. A second reflector is positioned beneath the first reflector. The height of the second reflector causes a first light shielding angle defined by a straight line passing through the installation hole and the bottom edge of the corresponding segmented reflector to be larger than a second light shielding angle defined by a straight line passing through the bottom edge of the segmented reflector and the bottom edge of the second reflector.

Abstract: An LED optical assembly is provided having a heatsink, a support surface having a plurality of light emitting diodes, a plurality of reflectors, and a plurality of optical lenses. The heatsink is in thermal connectivity with the support surface. Each reflector is positioned over a corresponding light emitting diode and at least one optical lens is placed over a corresponding reflector.

Abstract: In a lighting device for a vehicle including a reflector in which an aluminum deposited layer is formed on a surface of a resin member, the resin member is molded through a resin obtained by adding, to a crystalline resin, a filler having a size smaller than a wavelength of a visible light, and a smooth surface and a fine concavo-convex surface are mixed into a surface of the reflector (the resin member) which is molded. The aluminum deposited layer is directly deposited on the surface of the resin, and the smooth surface is formed as a mirror finished surface and the fine concavo-convex surface is formed as a semiglossy surface. As compared with a case in which the reflector is constituted by only the simple mirror finished surface, the semiglossy surface designed to have a proper area is present so that a sense of gloss can be suppressed as a whole and a sense of high quality can be given.

Abstract: In a package for a light emitting element according to the present invention, a light reflecting plate is buried in a base substrate at a position below a cavity with a light reflecting surface thereof facing upward, a part of the ceramic forming the base substrate is interposed between the light reflecting surface of the light reflecting plate and a top surface of the base substrate, and at least the part is light-transmitting. A light emitting device comprises the package, and the light emitting element accommodated in the cavity of the package. In another light emitting device, a first reflector which is made of a metal material and reflects a light emitted from the light emitting element is buried in a frame body.

Abstract: A lamp is disclosed that includes a light source that requires high voltage for starting. A reflector body includes an electrically conductive reflective surface that is oriented to receive light from the light source and direct the light in the desired direction. A preselected surface portion of the reflector body is devoid of the electrically conductive reflective surface. First and second lead assemblies associated with the light source, and that supply power thereto, pass through openings in the reflector body. The lead assemblies are spaced from the electrically conductive reflective surface portion by the preselected surface portion that is devoid of the reflective material to preclude arcing. Asymmetrical lead wire assemblies may also be advantageously used to increase the electrical standoff.

Abstract: The invention relates to a recessed lighting fixture comprising a holder for fixing a mounting surface, in particular in a room ceiling consisting of an illuminant holder and a reflector. The holder and the reflector are disposed with respect to each other in such a way that the reflector extends in the direction of a main lighting beyond the mounting surface when the recessed lighting is fixed thereto. In said area extending beyond the mounting surface, the reflector is connected to a reflective element which is vertically or angularly oriented with respect to the direction of the main lighting and is disposed outside of the reflector for receiving the light in the area between the mounting surface and the reflective element.

Abstract: A light source apparatus includes a plurality of light sources arranged around a circumference; an optical unit for receiving illumination light emitted from one of the light sources disposed at a corresponding position by relatively rotating around a center axis about which the light sources are arranged; a motor for relatively rotating the light source unit and/or the plurality of light sources; a mode-setting unit for setting a first mode and a second mode; a motor controlling unit for controlling the rotational speed of the motor according to the first mode and the second mode; and a light-source controlling unit for controlling the illumination state of the light sources according to the first mode and the second mode, wherein, when the light sources are to be illuminated, the first mode is set, and when the light sources are to be extinguished, the second mode is set.