Abstract: In one embodiment, a light emitting device comprises two tubes comprising linear arrays of light emitting diodes physically coupled by a third tube. In one embodiment, the third tube comprises a linear array of light emitting diodes. In another embodiment, the first tube, second tube, and third tube of the light emitting device are positioned to substantially form the shape of a character “U” in a plane perpendicular to the optical axis. In another embodiment, the first linear array of light emitting diodes has an average spacing between the light emitting diodes, and a ratio of the first, shorter dimension of the light emitting diodes to the average spacing is between 1 and 3.

Abstract: The invention relates to an LED tube system for driving at least one LED assembly comprising: an LED tube housing for containing the at least one LED assembly, two pairs of mains input terminals (A, B) provided at ends of the LED tube housing for receiving a mains supply voltage (Vmns) and for supplying the mains supply voltage (Vmns) to an internal part of the LED tube system for driving the at least one LED assembly, and further comprising a switching circuit being electrically connected with all mains input terminals (A, B, C, D) and being arranged for electrically connecting the pairs of mains input terminals together in a first state (2/ON) and electrically separating the pairs in a second state (1/OFF) of the switching circuit. The switching circuit being further arranged for providing a coupling capacitor (C10, C11) between the first pair and the second pair of input terminals in the first state (2/ON) and removing the coupling capacitor (C10, C11) in the second state (1/OFF) of the switching circuit.

Abstract: Provided are a lamp fixing member, a backlight assembly having the same, and a display apparatus having the backlight assembly. The lamp fixing member includes a body that has a shape corresponding to a shape of the outer surface of the lamp, wherein a portion of the body is opened for fixing the outer surface of the lamp, and a fixing portion that has a coupling hole for fixing the body, the fixing portion being coupled to the body. It is possible to more easily couple and/or separate the lamps by means of the lamp fixing member which is easily fixed to a designated location of the lamp, and to couple the lamps at designated locations.

Abstract: A light emitting device includes a base, a sub-mount substrate, and a frame member. The light emitting device further includes a light emitting element and a wavelength converting member. The sub-mount substrate is disposed on the base, and has an upper surface made of a ceramic sintered body. The frame member has a light reflecting portion made of porous ceramics, is disposed on the base, and surrounds the sub-mount substrate. The light emitting element is mounted on the sub-mount substrate. The wavelength converting member covers the light emitting element and the light reflecting portion of the frame member.

Abstract: A light emitting diode (LED) bar and an LED module using the same are provided. The LED bar includes a long shaped substrate, a plurality of first LEDs and a second LED. Two long parallel edges of the long shaped substrate are extended along a first direction. The long shaped substrate includes a non-connecting area and a connecting area located at an end of the long shaped substrate. The first LEDs are interlaced and disposed in the non-connecting area and between the two long sides. Each first LED has a first long axis disposed along the first direction. The second LED has a second long axis disposed in the connecting area and along a second direction. The first direction and the second direction are intersected at a predetermined angle.

Abstract: A flat light source apparatus has a light source board which comprises unit boards, each unit board having a printed circuit board and a light source formed on the printed circuit board, wherein the unit boards are arranged adjacent to each other at least in one direction, and any pair of the unit boards adjacent to each other is integrated by a connecting portion provided therebetween. The apparatus also has a main wire which extends along a plane of the light source board, wherein the main wire extends between adjacent unit boards via the connecting portion such that all of the unit boards are electrically connected to each other by the main wire. The apparatus further has a branch wire for supplying electric power to the light source, the branch wire being provided in each unit board and branching from the main wire in each unit board.

Abstract: A light fixture includes first and second industrial socket housings and a wireway. The socket housings are coupled to each end of the wireway. Each socket housing can be constructed as a two-piece housing and includes turret-type fluorescent lamp sockets. The two-piece housing includes an end cap and a socket track coupled together. The end cap includes an end wall having at least one socket hole with a turret-type fluorescent lamp socket mounted thereon. At least one female turret-type socket is mounted in the first socket housing and at least one male turret-type socket is mounted in the second socket housing such that the male and female sockets are opposite each other. A fluorescent lamp having opposing ends is receivable at each end by one of the male and female turret-type sockets. The light fixture may also include one or more reflectors to reflect light emitted by the lamp.

Abstract: A planar sample, particularly of the type used in biological laboratories for detection and sometimes analysis of two-dimensional arrays of proteins, nucleic acids, or other biological species, is illuminated by epi-illumination using optically filtered line lights that are arranged along opposing parallel sides of a rectangle in which the sample array resides, with two coaxial line lights on each side of the rectangle, and the two on any given side being separated by a gap whose optimal width depends on the wavelength band transmitted by the optical filter. Surprisingly, the gap eliminates the peak in intensity at the center of the sample area and the decrease that occurs from the center outward that would otherwise occur with a single continuous filtered line light, producing instead a substantially uniform intensity along the direction parallel to the line lights.

Abstract: Lighting apparatus may comprise elongated segments interconnected perpendicularly to form a grid light engine, each segment comprising groups of LEDs on both sides such that, when interconnected together, the grid light engine is operable to emit light inwardly to a plurality of grid squares formed by the segments. The apparatus may further comprise a back panel light engine comprising LEDs, the back panel light engine being coupled adjacent to the grid and operable to emit light from its LEDs through the grid. This architecture can allow for light from different sets of LEDs to be projected in different directions. When the different sets of LEDs emit different spectrum outputs, the light fixture can appear visually different depending upon the viewers' perspective. When the different sets of LEDs are controlled separately, visual effects such as the appearance of depth, sunrises and sunsets can be generated.

Abstract: An electrical interface module (EIM) is provided between an LED illumination device and a light fixture. The EIM includes an arrangement of contacts that are adapted to be coupled to an LED illumination device and a second arrangement of contacts that are adapted to be coupled to the light fixture and may include a power converter. Additionally, an LED selection module may be included to selectively turn on or off LEDs. A communication port may be included to transmit information associated with the LED illumination device, such as identification, indication of lifetime, flux, etc. The lifetime of the LED illumination device may be measured and communicated, e.g., by an RF signal, IR signal, wired signal or by controlling the light output of the LED illumination device. An optic that is replaceably mounted to the LED illumination device may include, e.g., a flux sensor that is connected to the electrical interface.

Abstract: A first substrate of a light bar assembly includes a first edge and a second edge parallel to each other along a first direction. A first connecting end includes a first connecting portion protruding further outward than a second connecting portion. A first bonding pad and a second bonding pad are disposed on the first substrate. First solid-state semiconductor light sources are disposed along the first edge and the second edge. A second substrate, disposed corresponding to the first substrate, includes a third edge, a fourth edge, a second connecting portion, a third bonding pad, a fourth bonding pad, and second solid-state semiconductor light sources. A first connecting device is electrically connected to the first bonding pad and the fourth bonding pad; a second connecting device is electrically connected to the second bonding pad and the third bonding pad to fix the first substrate and the second substrate.

Abstract: In a sealed recessed lighting fixture having a housing forming a ceiling-alignment plane and a light-emitting opening, at least one elongate lamp mounted to and within the housing and defining a fixture direction, at least one reflector surface parallel to the fixture direction, and a lens, the improvement wherein the at least one reflector surface is/are part(s) of a unibody-reflector assembly which includes: (a) two reflector sections terminating in longitudinal inner edges forming a gap therebetween; (b) a distal edge perimetrically along the light-emitting opening of the housing; (c) a seal between the distal edge and the housing at the opening; (d) two opposed substantially parallel endwalls each having a lens-engaging proximal edge; (e) the lens being an elongate shaped member terminating at opposite lens ends, the lens enveloping the at least one lamp and being of substantially constant cross-section along its length, whereby the unibody-reflector assembly is removable from the housing as a single unit

Abstract: A method for bending a perimeter light and a perimeter light for illuminating curved surfaces. One embodiment of a bending method according to the present invention comprises heating a perimeter light to make it pliable. A radius tool is then provided having a curved surface with a shape and radius for the desired bend in the perimeter light. The heated perimeter light is mounted to the radius tool curved surface. The perimeter light is then cooled and removed from the radius tool. One embodiment of a bent elongated perimeter light according to the present invention comprises an array of light sources and an elongated tube bent to match a curve or shape. The array of light sources is disposed within the tube and the tube transmits and disperses the light from the array to give the appearance that said array of light sources is a continuous light source. The array of light sources is cuttable at intervals to shorten the array while allowing the remaining light sources in the array to emit light.

Abstract: A lamp including a tube holder and a light emitting diode tube is disclosed. The tube holder includes a first terminal socket and a second terminal socket. The first terminal socket is electrically connected to a power source. The light emitting diode tube is installed onto the tube holder. One end of the light emitting diode tube has two first conductive terminals plugging in the first terminal socket so as to provide the power source to the light emitting diode tube. Alternatively, one end of the light emitting diode tube includes at least one first conductive terminal and the other end includes at least one second conductive terminal so as to conduct an alternate current power or a direct current power to the light emitting diode tube via the first conductive terminal and the second conductive terminal of two ends of the light emitting diode tube, respectively.

Abstract: A lighting arrangement is provided on each corner of the housing of a ventilation arrangement. Each lighting arrangement comprises a profiled rod of acrylic material with a plurality of LED's shining downwardly into an upper end of the rod with light being reflected outwardly, and particularly by bubbles within the rod. A reflective plate is provided at a lower end of the rod to reflect light back up the rod.

Abstract: A lighting fixture includes first and second elongated lamp carriage assembles supporting respective first and second elongated lamps and an enclosure including first and second spaced plates. The first lamp carriage assembly is fixedly coupled between the first and second plates for directing light output by the first lamp in a first direction. The second lamp carriage assembly is slidably and pivotally coupled at its ends to the first and second plates for directing light output by the second lamp in a second direction that crosses the first direction. The lighting fixture can further include a third elongated lamp carriage assembly supporting a third elongated lamp. The third lamp carriage assembly is slidably and pivotally coupled at its ends to the first and second plates for directing light output by the third lamp in a third direction that crosses the first and second directions.

Abstract: An illumination frame attaches to a laptop computer, computer notebook, table or other communications device having a camera. The frame has a series of light arrays that illuminate an object placed before the camera so that it is more easily and clearly viewed. The arrays provide lighting from many different angles. The lights include diffuse lenses to soften the light applied of an object being viewed.

Abstract: A linear light source (20), which emits light by causing light to propagate in a linear material (11) in which incoming light can be propagated, includes: a light emitting device (12), provided on a side of one end of the linear material (11), which emits light so that the light enters the one end of the linear material (11); and a light receiving device (21), provided on a side of the other end of the linear material (11), which detects the light which has propagated in the linear material (11). With the configuration, it is possible to provide: a linear light source in which an abnormal condition, such as breaking of a linear material, can be detected; and an electronic apparatus including the linear light source.

Abstract: A modular lighting system features a universal mounting method for lighting elements, such as LED lights, as well as various electrical devices, and is configurable in multiple modes of operation. In one aspect, LED strips are inserted into slots in the lower surface of the rail member. Another aspect allows operation with tube lamps, such LED tube lamps. In still another mode of operation, discrete electrical or electromechanical components may be employed, powered by electrical power available in the rail. In yet another more, an up and down, bidirectional lighting system is provided.

Abstract: The present invention provides a backlight module and a lamp fastener thereof. The lamp fastener has at least two support rods, two movable levers and at least two retaining bars, all of which constructs a movable mechanism for providing at least one closed movable space to stably clamp and position at least one backlight lamp. Thus, it can efficiently prevent the backlight lamp from being separated from the lamp fastener, so that the installation reliability of the backlight lamp and the yield of the impact test thereof can be efficiently enhanced.

Abstract: A lamp clip 18 includes a main body 27, a lamp gripping portion 28, a first mounting portion 30 and a second mounting portion 31. The main body 27 is mounted to a chassis 14 that houses a plurality of tubular cold cathode tubes 17. The lamp gripping portion 28 is provided on a surface of the main body 27 opposing the cold cathode tube 17 so as to grip the cold cathode tube 17. The first mounting portion 30 protrudes from the main body 27 so as to extend toward the chassis 14 and to be in a first mounting hole 32 formed in the chassis 14 so that a rim of the first mounting hole 32 is sandwiched between the first mounting portion 30 and the main body 27. The second mounting portion 31 protrudes from the main body 27 so as to extend toward the chassis 14 and to be inserted in a second mounting hole 33 formed in the chassis 14 so that a rim of the second mounting hole 33 is sandwiches between the second mounting portion 31 and the main body 27.

Abstract: An indoor illuminator for adjusting lighting field includes a casing, two adjusting portions and two illuminating strips. The casing has a top plate and two side plates. Each adjusting portion includes a bottom plate and a base plate. The base plate is mounted on the bottom plate. The two illuminating strips are respectively and correspondingly disposed on the two adjusting portions. Each illuminating strip includes an elongated loading plate and an elongated positioning plate. The loading plate has multiple light emitting diodes mounted on the loading plate. The positioning plate is respectively connected with the loading plate and the base plate of a corresponding adjusting portion to be enclosed as a triangular tube. The loading plate is pivotable relative to the base plate such that a projecting angle of the loading plate is adjustable and the lighting field is adjustable.

Abstract: Described are strip lighting fixtures having a channel defined by a base plate and two side walls, end plates located at each end of the channel, and a channel cover that snap-fits onto the channel. The channel side walls include at least one gripper indentation that releasably engages with at least one tong hanger hook via a snap-fit connection to attach the strip fixture to a support structure. As examples, the tong hangers include hooker clips that connect the tong hanger to a support structure, and the channel cover is contoured to provide additional spacing or relief areas to avoid pinched wires when the channel cover is connected to the channel.

Abstract: Retrofit lighting kits allow for the reuse of fluorescent lighting fixture housings, already in place, while retrofitting new assemblies that increase efficiency, reduce energy consumption and demand, and reduce ongoing maintenance costs. The advantage of one retrofit kit is to quickly replace inefficient T-12 and T-8 ceiling mount 2 bulb fixtures, with a higher quality, and more efficient lighting source, while concurrently lowering the cost of operation, and maintenance. The advantage of another retrofit kit allows the installation of compact fluorescent lamps, of several sizes and configurations, to quickly replace the inefficient T8 and T12 lamps and service equipment, used in troffer style fixtures. Deployment of these kits, reduces electrical usage, eases servicing of the fixture, and reduces heat buildup in the fixture.

Abstract: Disclosed herein is a replacement light for a fluorescent tube usable in a fluorescent fixture. The light includes a housing having a first end and a second end opposite the first end. A support structure is disposed within the housing. At least one LED is positioned within the housing and is arranged on the support structure. A first seal has at least one aperture and is disposed within the first end of the housing. The first seal is configured to conform to an inner circumference of the first end of the housing. At least one electrical connector extends through the at least one aperture is and connectable to the fluorescent fixture.

Abstract: An illuminating device includes a hot-cathode fluorescent tube (discharge tube) and a light emitting surface that emits light from the hot-cathode fluorescent tube. An auxiliary light emitting portion is provided in the vicinity of a non-lighting region of the hot-cathode fluorescent tube. The auxiliary light emitting portion includes an optical fiber having an incident portion for receiving light from the hot-cathode fluorescent tube, and a light guide plate that receives light from the optical fiber and emits the incident light toward the light emitting surface.

Abstract: A reaction-testing system is provided to simulate motion to an individual. Generally, the reaction-testing system includes a motion-simulating device, a reflective device, a control unit, and an input device that is activated by an individual In exemplary embodiments, the motion-simulating device includes a beam that accommodates a first and second plurality of light sources capable of, at least, alternating between an active and idle condition. These light sources are arranged amongst occlusion features in a mounting pattern such that light emitted from the first plurality is directly viewable by an individual and light emitted from the second plurality is indirectly viewed by the individual through the reflecting surface. The control unit is configured to sequentially activate the light sources sequentially to generate pulses of light on that, when perceived by the individual, appear as a light moving along a vector.

Abstract: A planar illuminating device includes a number of light sources and an optical sheet positioned at a side of the light sources. The optical sheet includes an incident surface facing the light sources and an emergent surface opposite to the incident surface. The incident surface includes a number of protruding prism structures. The emergent surface includes a number of concave diffusing micro-structures.

Abstract: It is an object of the present invention to provide a lighting device including a chassis, a lamp, and a lamp holder for mounting the lamp on the chassis, in which the lamp is less likely to be damaged due to warping or distortion of the chassis. A backlight according to the present invention includes linear cold cathode fluorescent tubes arranged in parallel with each other, a chassis housing the cold cathode fluorescent tubes, and lamp clips mounting the cold cathode fluorescent tubes on the chassis. The lamp clips are each arranged at least 0.125X away from ends of the chassis in an axial direction of the cold cathode fluorescent tube, in which is a length of the chassis measured in the axial direction of the cold cathode fluorescent tube.

Abstract: A mounting bracket for a linear LED tube-type light to be installed principally inside of display cases, shelves and soffits. In one embodiment, a cylindrical bracket is mounted to each side of a display case and an LED tube light (a semi-cylinder with mounted LED circuit boards) is inserted into these brackets and secured with a set screw. This bracket/tube system allows for power harness wiring through either side of the case or through a down rod at various positions to the bracket. Additional embodiments allow for mounting said brackets to the underside of the case glass or side walls using adhesive. Further embodiments incorporate this same cylindrical bracket design to mount the LED light tube to the front edge of shelves or on to a flat pedestal for mounting to a variety of flat surfaces such as a wall or ledge. Additional related embodiments are described and shown herein.

Abstract: A retrofit assembly and kit provide for the retrofitting of a low-frequency T12 fluorescent light fixture with a magnetic ballast with high-efficiency high-frequency T5 fluorescent bulbs. Since the lumen output of the T5 retrofit lamp is greater than that of the equivalent T12 bulb, and typically more than desired, there is provided a dummy bulb which bridges one pair of terminals without being active as a lighting unit. The delamping link dummy bulb is provided with a bank of series-connected capacitors connected between the power pins of the pair of terminals. The dummy link may also be used to replace a T12 bulb where the lumen output of the fixture is more than desired.

Abstract: The present invention relates to the rigidity of a backlight chassis and is applicable to a liquid crystal display device including a backlight chassis and a light source located in the backlight chassis. A liquid crystal display device according to the present invention includes a backlight chassis (24), located to face a rear surface of a liquid crystal panel (10), for supporting a light source (22) for illuminating the rear surface of the liquid crystal panel (10). The backlight chassis (24) is a substantively flat plate-like member with upright peripheral portions (24a through 24d), and includes grooves (71 through 74) in a first area (A1) and a second area (A2), which are separated from each other by a border line (L) set on the backlight chassis (24). According to the present invention, the entirety of the backlight chassis is unlikely to be deflected.

Abstract: A lighting system including a powering rod and a first lighting unit is provided. The powering rod is used for providing power. The first lighting unit includes a housing, a light source, an inner ring body and an outer ring body. The light source is disposed inside the housing. The inner ring body, disposed in the housing, has a hollowed portion for receiving the powering rod and is electrically connected to the powering rod. The outer ring body, disposed on the inner ring body fixed to the housing. The outer ring body is capable of rotating with respect to the inner ring body for rotating the housing. When the outer ring body is rotated to a first position, the first lighting unit is in a first lighting state. When the outer ring body is rotated to a second position, the first lighting unit is in a second lighting state.

Abstract: An exemplary embodiment of a light system includes a plurality of elongated light modules each comprising a plurality of separate light emitting diodes (LEDs), at least one adjustable length bracket structure configured to fix each LED module in position within the box light housing, each bracket structure comprising a first, module engaging end for engaging an end of the LED module, a second, support wall engaging end for engaging against a wall of the box light housing structure, and a length adjustment mechanism for adjusting the distance between the first bracket end and the second bracket end. In an exemplary embodiment, the length adjustment mechanism includes a turnbuckle mechanism.

Abstract: The present invention discloses a ceiling, in particular to a ceiling board with modularized composite LED lamps. The ceiling comprises a light bar (2), a ceiling board (1a, 1b). The ceiling is characterized in that a plurality of LED lamps are fixedly embedded in a light bar (2); the bar (2) is mounted on the side edges of two adjoining ceiling boards (1) fitted and held firmly by the standard ceiling grids.

Abstract: An object of the present invention is to provide a lighting device in which a tubular light source is less likely to be damaged. A backlight unit (lighting device) according to the present invention includes a cold cathode fluorescent tube (CCFT) (tubular light source) including an outer lead (external connecting portion) at an end portion thereof, a chassis housing the CCFT, a connector (connector) attached to an end section of the chassis and electrically connected to the outer lead, a lamp clip (light source holder) mounted on a middle section of the chassis, and a reinforcing portion provided on at least an area extending from the connector to the lamp clip adjacent to the connector. The connector and the lamp clip hold an end portion and a middle portion of the CCFT, respectively.

Abstract: The present invention provides various embodiments for apparatuses and methods of manufacturing low profile housings for electronic and/or optoelectronic devices. Some embodiments provide low profile housings with a hollow casing comprising a first surface, second surface, and at least one lateral side surface. The housing is substantially light-diffusive. At least one cap is provided for sealing an end of the casing, with the at least one cap being sized to account for variations in the casing. At least one light emitting device, such as an LED, may be mounted within the casing. A mounting means may be included for mounting the housing. In another embodiment, a low profile housing with a first casing and second casing surrounding a majority of the first casing may be provided. At least one light emitting device, such as a double-sided printed circuit board with a plurality of LEDs, may be provided in the first casing.

Abstract: A lighting device comprises a housing; a coupling member coupled to the housing; a reflector coupled between the housing and the coupling member; and a light source unit coupled to the coupling member to emit light toward the reflector, wherein the light source unit includes a first body, a second body and a spring provided between the first body and the second body, and wherein the spring provides an elastic force between the first body and the second body.

Abstract: A chassis assembly comprises a chassis 14 and lamp clips 18. The chassis 14 has mounting holes 33 to 35. Each lamp clip 18 includes a main body 27 to be mounted to the chassis 14, a lamp gripping portions 28 provided on the main body 27 so as to grip cold cathode tubes 17, and mounting portions 30 to 32 protruding from the main body 27 toward the chassis 14 side. The mounting portions 30 to 32 are to be inserted in the respective mounting holes 33 to 25. Rims of the mounting holes 33 to 35 are sandwiched between the main body 27 and the respective mounting portions 30 to 32. Three mounting portions 30 to 32 and three mounting holes 33 to 35 are provided in relative positions so as to restrict mounting of the lamp clip 18 to the chassis 14 in an orientation other than a predefined orientation.

Abstract: In a lighting strip (8, 80, 380), a flexible electrically insulated cable (10, 110, 410) includes spaced apart parallel electrical conductors (12, 14, 112, 114, 118, 412, 414, 4181, 4182, 4183, 4184) bound together by electrical insulation (16, 116, 416) as a cable. The electrical conductors include power conductors (12, 14, 112, 114, 412, 414). A plurality of lighting units (20, 120, 220, 320, 420) secured to and spaced apart along the flexible electrically insulated cable each include: (i) one or more light emitting devices (24, 124a, 124b, 124c, 124d, 224b1, 224b2, 224b3, 224c1, 224c2, 224c3, 224d1, 224d2, 224d3, 4241, 4242, 4243, 4244); (ii) power regulating electrical circuitry (40, 140, 240, 340, 440); and (iii) insulation displacing conductors (28, 30, 128a, 128b, 128c, 128d, 130a, 130b, 130c, 130d, 391, 392, 393, 500, 550, 600) connecting the lighting unit with at least the power conductors. The insulation displacing conductors (500, 550, 600) may be interchangeable.

Abstract: In the disclosed direct-lighting illumination device and liquid crystal display device provided with said illumination device, in order to obtain an illumination device of which, image unevenness stemming from connector sections of the light-source-mounting substrates is decreased and the brightness on the display screen thereof is even, the illumination device (BL1, BL2, BL3, BL4) is configured with: a light-emitting surface section formed by assembling a plurality of light-source-mounting substrates (20) that are modularized and that are provided with input/output connectors (21) and a substrate (2) that mounts a plurality of point light sources (3); a reflective sheet (4) that has apertures that expose each point light source being laid over the light-emitting surface section; the connectors (21) being disposed only at the peripheral region of the light-emitting surface section; and the connectors (21) being covered by a reflective side wall (41).

Abstract: A luminaire includes a light-emitting unit, a main body frame, a support frame, and a lighting unit. The light-emitting unit mounts light-emitting elements. The main body frame supports the light-emitting unit, and is formed rectangular having a hook-shaped engaging piece on one side. The support frame is formed rectangular surrounding the outer periphery of the main body frame, and has a groove-shaped receiving place to engage with the engaging piece of the main body frame, on one internal side. The lighting unit turns on the light-emitting elements.

Abstract: The present invention provides various embodiments for apparatuses and methods of manufacturing low profile housings for electronic and/or optoelectronic devices. Some embodiments provide low profile housings with a hollow casing comprising a first surface, second surface, and at least one lateral side surface. The housing is substantially light-diffusive. At least one cap is provided for sealing an end of the casing, with the at least one cap being sized to account for variations in the casing. At least one light emitting device, such as an LED, may be mounted within the casing. A mounting means may be included for mounting the housing to a mounting surface.

Abstract: A transparent display structure includes two transparent rigid base plates, a plurality of light strips arranged therebetween and an interlayer film disposed between the two transparent rigid base plates and light strips. The plurality of light strips may also be disposed on an inner surface of the one of the transparent rigid base plates, and the interlayer film be disposed on the peripheries of the inner surfaces of the two transparent rigid base plates facing against each other. The transparent display structure can be directly used as an external wall, an outdoor display board or an indoor display divider of the architectural field. Also, the transparent display structure is open to planar shape design and curved shape design, thereby having high application versatility.

Abstract: A hazard warning light assembly includes a panel that has a top side and a bottom side. A receiver mount is attached to and extends upwardly from the top side. A stake has a top end, a bottom end and a perimeter wall extending between the top and bottom ends. The bottom end is pointed to allow the bottom end to be extendable into a ground surface. The receiver mount has a size and shape configured to receive the bottom end and support the stake in a vertical orientation. A plurality of primary light emitters is mounted to the stake. The primary light emitters are selectively turned on to emit light. A primary actuator is electrically coupled to the primary light emitters to turn the primary light emitters on or off.

Abstract: A radiation structure without a light guiding board for a backlight module or an illuminant device includes an optical plate formed with at least one rising area having a rising surface defined at the center thereof, two light sources disposed adjacent to two sides of the optical plate, and a diffusion plate. The light sources each possess a radiant half-intensity angle below 15 degrees for respectively forming optic axial directions thereof, allowing a radiation field to be diffusively formed from the pivoting of the optic axial directions. Whereby, the optic axial directions respectively face toward the rising surface, allowing the projection of the radiation field on the rising surface, and the diffusion plate is disposed above the rising area of the optical plate. Therefore, an even radiating surface caused by a diffusion of the light sources from the diffusion plate could be preferably obtained even if no light guiding board is applied.

Abstract: An LED lamp includes a base, an encapsulation, a substrate and a light distribution board. A number of light emitting diodes are mounted on the substrate. The encapsulation, the substrate and the light distribution board are all fixed to the base. Opposite sides of the light distribution board respectively face the encapsulation and the substrate. The light distribution board includes a number of protrusions. The protrusions totally reflect the incident light beams from the light emitting diodes perpendicular to or substantially perpendicular to the light distribution board.

Abstract: A lamp holding apparatus includes a mounting plate having a pair of locking portions protruding to a base side. The locking portion is inserted into a mounting hole provided at the base and capable of being locked to a peripheral edge on its back side. Abutting portions, which protrude to the base side and abut the base at the time of mounting, are provided on a bottom surface of the mounting plate that is an opposing surface to the base. The abutting portions are provided at three spots with one of the locking portions interposed therebetween. At the time of mounting, the abutting portions abut the base, and the mounting plate is elastically deformed to be warped, whereby the locking surface of the locking portion is kept locked to a peripheral edge of a back side of the mounting hole by its elastic force.

Abstract: The application provides a light-emitting diode (LED) light bar and a display device using the same, wherein the LED light bar comprises a forward light string in forward series connection with the alternate current (AC), and a string in inverse series connection with the AC. The application is characterized in that the LED light bar also comprises a sharing light string. Said forward light string is in series connection with the sharing light string, and said inverse light string is in series connection with the sharing light string. The application is provided with a sharing light string which is forwardly connected into the forward light string and is inversely connected into the inverse light string. The application can use the sharing light string to act in both the forward light string and the inverse light string to save cost.

Abstract: A high efficiency grid troffer comprises a housing, a grid door cover, and one or more pairs of multifaceted reflector and light emitting unit. The multifaceted reflectors are attached inside the housing. Each multifaceted reflector contains a predetermined number of concave or convex facets. Each facet can be of various shapes and sizes to achieve maximum lighting efficiency and even distribution of light. A light emitting unit is paired with each multifaceted reflector and is also attached to the housing. The grid door cover is attached to the housing to close the high efficiency grid troffer. The grid door cover can be removed from the housing for easy assembly and maintenance.