Abstract: In existing lamp unit for vehicles, the light from the semiconductor light source can not be effectively used. In the present invention, a planar reflect surface (7) is arranged between the projection lens (6) and its focus (FL1) in such a way that the planar reflect surface (7) intersects the light axis (Z1-Z1) of the projection lens (6); a light shutout member (8) is arranged between the semiconductor light source (4) and the projection lens (6); the light shutout member (8) is provided with supplemental reflect surfaces (17-20) reflecting the light (L3) from the semiconductor light source (4) toward the shade (5). As a result, the light (L3) from the semiconductor light source (4) can be effectively used.

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: 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 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: A housing has a component storage cavity and an open bottom. A door covers and uncovers the open bottom. The door preferably has a latch that can be released with one hand. A window in the door transmits light from the housing. A partition divides the component storage cavity into a lamp section and a control component section. There is an opening through the partition. A removable control component mounting plate is dimensioned to cover the opening and thus become part of the control component section. A removable lamp reflector lies inside the housing behind the window. The mounting plate and reflector preferably each have a latch that can be released with one hand.

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: 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 mixed light apparatus for mixing light emitted from a first light source and a second light source includes a body, a first light reflecting element and a second light reflecting element. The body has a light emitting surface. A first reflecting element extends from the light emitting surface. The first light reflecting element has a first emanating point and a first focal point. The first light source is disposed at the first focal point. A second reflecting element extends from the light emitting surface. The second light reflecting element has a second emanating point and a second focal point. The second light source is disposed at the second focal point. The first emanating point and the second emanating point overlaps and are disposed on the light emitting surface.

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: Certain exemplary embodiments can comprise a system, which can comprise a beamsplitter. The beamsplitter can comprise at least three distinct light reflection zones. Each zone of the three distinct light reflection zones can be adapted to cause light from one or more light sources to be reflected at a different angle relative to an axis of a camera.

Abstract: An LED lighting device comprises an LED light source; a thermal management element coupled to the LED light source to manage heat generated by the LED light source; a primary reflector with at least one reflective surface oriented to collect light from the LED light source and direct collected light into a first reflected beam; at least one central inclined reflector surface disposed to receive light from the LED light source; and at least one corresponding angled mirror surface disposed to collect light from the central inclined reflector surface and to direct the collected light into a second reflected beam (see FIG. 1).

Abstract: A light emitting device housing having a concave part is provided therein for housing a light emitting device. Side surfaces of the concave part are each configured to be a perpendicular surface that is substantially perpendicular to a bottom surface of the concave part, and other side surfaces are each configured to be an inclined surface for reflecting light from the light emitting device toward above the light emitting device.

Abstract: A total internal reflective (TIR) optic light bar includes a body having a first end portion that extends to a second end portion through an elongated intermediate portion. The body includes a light input surface having a curvilinear profile, a total internal reflective (TIR) surface, and at least one light output surface. The light input surface, TIR surface, and at least one light output surface defining a continuous outer surface of the body.

Abstract: A projection apparatus includes an illumination system, a projection module and at least a filter. The illumination system is for generating an illumination light beam. The projection module is for receiving the illumination light beam from the illumination system and projecting an image according to the illumination light beam. The filter is disposed in the illumination system and located on a light path defined by the illumination light beam. The filter comprises a first filtering part and a second filtering part. A minimum wavelength of a wavelength range of transmitted light of the second filtering part is larger than a minimum wavelength of a wavelength range of transmitted light of the first filtering part, or a maximum wavelength of a wavelength range of transmitted light of the second filtering part is smaller than a maximum wavelength of a wavelength range of transmitted light of the first filtering part.

Abstract: A light-emitting diode (LED) reflector optic includes a reflector having a reflector having a plurality of reflecting surfaces, wherein each one of the plurality of reflecting surfaces is associated with at least one optical axis, each reflecting surface comprising a cross-section that is projected along a curved trajectory and a plurality of LEDs, wherein each one of the plurality of LEDs is positioned in a line parallel to the cross-section of an associated one of the plurality of reflecting surfaces and relative to the associated reflecting surface of the plurality of reflecting surfaces such that a central light-emitting axis of each one of the plurality of LEDs is angled relative to the at least one optical axis of the associated reflecting surface of the plurality of reflecting surfaces at about 90° and such that each of the reflecting surfaces redirects and collimates a light output of a respective each one of the plurality of LEDs at an angle of about 90° with respect to the central light emitting axi

Abstract: In existing lamp unit for vehicles, the light from the semiconductor light source can not be effectively used. In the present invention, a shade (5) is arranged between the second focus (F2) of a first reflect surface (9) and a semiconductor light source (4), for cutting off a portion of the reflected light (L4) emitting from the semiconductor light source (4) and reflected by the first reflect surface (9), and using the remaining reflected light (L4) to form a predetermined distributed light pattern (P) having the cutoff lines (CL); a light shutout member (8) is provided with the fourth part (20) of the supplemental reflect surface for reflecting the light (L3) from the semiconductor light source (4) toward the shade (5); a through hole (24) is arranged on the shade (5) for the reflected light (L17) from the fourth part (20) of the supplemental reflect surface illuminating therethrough toward the planar reflect surface (7).

Abstract: The invention relates to a reflector, in particular for discharge luminaires, in the case of which at least two facets direct the light from an upper and a lower region of the discharge lamp in the same direction.

Abstract: An illumination unit and an image projection apparatus employing the same. The illumination unit includes: a first reflective surface reflecting light incident thereon; a light-emitting device generating and emitting illuminating light; and a second reflective surface reflecting light emitted from the light-emitting device to a light source surface that includes the light-emitting device.

Abstract: A system and method for lighting structure designs, for example LED packaging, reflector designs and optics in lighting fixture, has been illustrated. In one embodiment, the lighting structure has multiple reflective surfaces such that a first reflective surface and a second surface form a first angle less than 90 degree while the second surface and a third reflective surface forms a second angle of less than 270 degree. The method can be applied in both LEDs package designs and second level optical application designs of a light module.

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 LED light-emitting unit comprises an LED element having an optical axis and a reflector covering the LED element. The reflector comprises a light-reflecting unit recessed downwardly from a top surface of a top wall of the reflector and located corresponding to the LED element. The light-reflecting unit has a reflecting face comprising two curved faces intersecting with each other at two lines. The curved faces have axes intersecting with each other. A distance between two intersecting points of the two lines with a cross section of the reflector which is parallel to the top surface of the top wall of the reflector is larger than that between any other two intersecting points of the reflecting face intersecting with the cross section of the reflector.

Abstract: The present invention provides an optical device configured for the creation of an asymmetric illumination beam pattern while additionally mixing the light created by two or more light-emitting elements. The optical device comprises a reflector body which extends between an entrance aperture and an exit aperture, wherein the two or more light emitting elements are positioned relative to the entrance aperture and light is reflected within the reflector body exiting at the exit aperture. The reflector body includes a first pair of walls including symmetric reflective elements and a second pair of walls orthogonal to the first pair of walls, wherein the second pair of walls includes asymmetric reflective elements. The first pair of walls provides a means for mixing the light generated by the two of more light-emitting elements and generating a symmetric beam pattern about a first axis.

Abstract: In one embodiment, the invention is a light emitting diode module with improved light distribution uniformity. One embodiment of a signal head includes a light emitting diode and a reflector cup positioned to reflect light emitted by the light emitting diode, the reflector cup having a non-symmetrical curvature.

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 hollow light-recycling backlight has a “semi-specular” component providing a balance of specularly and diffusely reflected light improving the uniformity of the light output. The component may be arranged on the reflectors (1021), (1014) or inside the cavity (1016). This balance is achieved by designing the component's “transport ratio” defined by (F?B)/(F+B), (F and B are the amounts of incident light scattered forwards and backwards respectively by the component in the plane of the cavity) to lie in a certain range. Furthermore, the product of the front and back reflector “hemispherical” reflectivities should also lie in a given range. Alternatively, the “cavity transport value”, a measure of how well the cavity can spread injected light from the injection point to distant points in the cavity should lie in a further range and the “hemispherical” reflectivity of the back reflector should be >0.7.

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: The present embodiments provide methods and systems for use in providing enhanced illumination. Some embodiments include at least two light sources and one or more smoothly rotating wheels, where the one or more wheels comprises at least one mirror sector, the circumferential portion of the mirror sector is the inverse of the number of said sources, a first source of the sources is so disposed that the mirror sector reflects light from the first source into a common output path, where the first source pulsing such that a duty cycle of the first source corresponds to a time the mirror sector reflects light from the first source into the common output path.

Abstract: The invention provides a light fixture including a solid state light emitter coupled to a housing and configured to emit light in a path, and a reflector. The reflector includes a reflective surface positioned in the path of the light emitted by the solid state light emitter, the reflective surface comprising a first substantially parabolic section configured to reflect a first portion of the light, the first substantially parabolic section having a first focal length. The reflective surface further includes a second substantially parabolic section adjacent the first substantially parabolic section and configured to reflect a second portion of the light, the second substantially parabolic section having a second focal length greater than the first focal length.

Abstract: An LED and light guide assembly has an LED with an output surface; a first power input lead electrically coupled to a first pole and having a first surface and a second surface; and a second power input lead electrically coupled to a second pole and having a first surface and a second surface. A unitary, molded light guide has an axially extending, light transmissive body with a light output window. An input window is formed with the unitary, molded light guide being aligned in a zero-gap relationship to capture substantially all the light emitted by the LED. A support is formed integral with the light guide and envelopes a portion of the first surface and the second surface of the first power input lead and the first surface and the second surface of the second power input lead to anchor the guide with respect to the power inputs.

Abstract: A compact luminaire which includes a housing, a ballast, and a first and second electrical component. The housing has a back and a perimeter wall which extends generally perpendicularly from the back. The perimeter wall has a top wall portion, a bottom wall portion disposed in a downward direction with respect to the top wall portion and sidewall portions connecting the top wall portion and the bottom wall portion. The ballast is mounted to the back adjacent the bottom wall portion and is substantially equidistant to the side wall portions and the first and second electrical components are mounted to the housing on opposite sides of the ballast in a balanced fashion.

Abstract: The present invention relates to a lighting device in the form of a matrix illumination system, comprising a transparent carrier plate (11) provided with a plurality of LEDs (3, 5), arranged thereon. The LEDs may be arranged in a pattern with rows and columns and each LED may be optically connected to a collimating optical component (13, 15) in the form of an optical transparent body which collimates light generated by the respective light emitting diode by means of total internal reflection. In order to make the overall system transparent, so that objects behind the system may be visible therethrough, the space between the optical elements of the individual LEDs is filled with a filling material (29) that has a refractive index which is higher than the refractive index of air. A gap is maintained between the filling material and the surfaces of the optical components in order to maintain the TIR lens property.

Abstract: An apparatus, method, and system for high intensity lighting with target area. One aspect includes extending a structure externally of a light fixture and utilizing a very high total reflectance reflecting surface on the structure to redirect incident light toward the target area in a highly efficient manner.

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: The reflector assembly maintains the integrity and shape of a multi-member reflector for a recessed luminaire. The reflector assembly includes a reflector having multiple members. The members are arranged in a geometric form, such as a rectangle. A frame is disposed around the reflector. The frame includes at least one integral member manipulated around a joint formed between adjacent members of the reflector. For example, the integral member can include a clamp or tab. The frame and the integral member secure the positions of the members of the reflector relative to one another and prevent light from leaking through joints between the members. One or more connectors are coupled to the frame for connecting the reflector assembly to a lighting fixture. For example, each connector can include a torsion spring coupled to a lever configured to engage a corresponding catch of a collar on the lighting fixture.

Abstract: A luminaire reflector assembly comprises a top pan having a light socket connected to one of an upper or lower surface of the top pan, the top pan having a plurality of spaced slits about the periphery of the top pan, a lower pan spaced from the top pan, the lower pan connected to the top pan by at least one strut, a plurality of reflective panels extending between the top pan and the lower pan, the plurality of reflective panels bent in a first direction by a punch and an elastomeric die pad, the plurality of reflective panels also bent in a second direction by the punch and elastomeric die pad.

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: 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: An illumination device having an optical waveguide stage to which is optically coupled a light-projecting stage. The illumination device accepts light from a small isotropic light source such as a light emitting diode or a bulb coupled to the optical waveguide stage. The illumination device spreads the light over a wide area while also collimating it to form a beam. The light-projecting stage and the optical waveguide stage are made of thin slabs of optically transmissive material.

Abstract: The invention presents a reflecting assembly of a simulated fireplace which comprises a shaft and a reflecting strip arranged with a plurality of reflectors, wherein a plurality of through openings being configured on the reflecting strip along the length direction, and the shaft extending inside the through openings sequentially. With the above solutions, the reflecting assembly according to the present invention has an advantage in that the shaft could be a simple round rod without any openings on it. After the shaft goes through the through openings sequentially, each of the reflectors is simply twisted towards a certain direction so as to form the reflecting assembly. The present invention has the advantages over the prior art in that the fabrication is easier, and in that the reflecting strip could be replaced as required since it's detachable from the shaft.

Abstract: A wavelength selection unit includes a light source which emits light of at least a predetermined wavelength region, a collector lens which collects the light emitted from the light source and emits a parallel flux which is inclined relative to a light axis of an optical system of itself, a selective reflection optical system which reflects light of a predetermined wavelength region from the parallel flux selectively, and a returning optical system which returns each reflected flux reflected by the selective reflection optical system symmetrically about a reflected light axis of the selective reflection optical system. The collector lens collects a back flux which is returned by the returning optical system and which is re-reflected by the selective reflection optical system, and forms a light source image of the light source.

Abstract: A luminaire for illuminating a target area, the luminaire including a reflective surface, where the reflective surface receives a light from outside of the luminaire and redirects the light toward the target area away from a viewing angle of the luminaire.

Abstract: The present invention relates to the technical field of LED street lamp, in particular to structure of a reflector panel of the LED lamp. A reflector panel comprises a base, the base has multiple reflector cups, which are divided into two groups according to the direction of their openings, all reflector cups in each group have the same direction of their openings, the directions of the openings of the reflector cups in two different groups are opposite. The reflector panel of the present invention can form the illumination band with even illuminance on the street and cause small light loss.

Abstract: A light source apparatus comprising a lamp having a light emitting portion of generating light, a first concave mirror having a first opening provided on a light-using side on which the generated light is used and a second opening provided on an opposite side to the light-using side and having the light emitting portion of the lamp placed inside, and a second concave mirror having a predetermined size to reflect on the light emitting portion side of the lamp the light which comes or should come out of the second opening and placed at a predetermined position in relation to a position at which the second opening is provided, and wherein the size of the second opening is provided so that an amount of the used light becomes substantially maximum.

Abstract: The present invention is an improved lightbulb housing installed inside of a canister transversely affixed to a ceiling plate of a ceiling fixture, wherein the lightbulb used is a plug-in fluorescent lightbulb and the visual effect is modified to cause the visual effect to simulate a reflector lightbulb. The lightbulb housing comprises a hollow reflector, a frosted and translucent lens, and a top hollow cylindrical ring cover which receives a translucent lens. The hollow cylindrical ring cover is attached to the reflector and incorporates means by which it is attached to the interior of the canister. The frosted and translucent lens is sandwiched between a transverse interior shelf on the ring cover and the top of the reflector. A plug-in fluorescent lightbulb is installed into an electric plug within the canister of the ceiling fixture, however, because of the translucent and frosted lens, the plug-in fluorescent lightbulb is concealed and lighting effect simulates a reflector lightbulb.

Abstract: A substrate structure includes a substrate, a plurality of point light sources, a first wall and a plurality of convex members. The point light sources are disposed on the substrate. The first wall is on a long side of the substrate and substantially perpendicular to the substrate. The convex members extend from the first wall along a direction that is substantially perpendicular to the substrate. The convex members keep away the point light sources from optical sheets when installing the substrate structure into a frame. Moreover, a side-entrance lighting structure is disclosed.

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: A light fixture device comprises a reflector portion having a pair of parallel longitudinal boundary regions and a pair of parallel lateral boundary regions; the reflector portion being shaped according to a longitudinal focal line, a pair of housing portions, each for engaging a corresponding lateral boundary region; at least one connector portion for coupling the housing portions together with the reflector portion.

Abstract: A vehicle headlamp is provided with a lamp unit including a light source bulb having a light source for emitting light, a main reflector for reflecting the light emitted from the light source, a shade for shielding apart of the light reflected by the main reflecting face, and a projector lens for forward projecting the light having passed the shades. The vehicle headlamp unit is further provided with a first sub-reflector for reflecting the light emitted from the light source, a second sub-reflector for forward projecting the light from the first sub-reflector through the shade and the projector lens when the first sub-reflector is situated at a first position and a third sub-reflector having a third sub-reflecting face for forward projecting the light from the first sub-reflector not through the projector lens when the first sub-reflector is situated at a second position.

Abstract: A backlight assembly includes a plurality of light source units and a partition member. Each of the light source units includes a plurality of light sources generating different wavelengths of light from each other and a circuit board on which the light sources are mounted. The partition member is disposed between the light source units to partially transmit and partially reflect the light generated from the light source units.

Abstract: An Optic Reflection device, for application as Reflectors in the Light Track of optic installations, more specifically, as Reflector for single or multiple reflections in the scanner, apparatus of optics industry. Designed trapezoidal as opposed to rectangular or otherwise configuration pursuant to prior arts. In a preferred embodiment, the application is in the form of a reflector of single reflection to incident light beam; in another preferred embodiment, the application is in the form of reflector permissive of multiple reflections. Design pursuant to the trapezoidal optic reflector pertaining to the invention can substantially reduce space required of Light Track in an optic system, and therefore commensurably volume and weight claimed in the entire optic system, which facilitates compact design of the products and installation of other devices or utilities in the space so saved in the entire optic system.