Abstract: A structure for protecting a rod integrator that is used for a projection display apparatus is provided. The structure has: a protecting tube for the rod integrator, the protecting tube accommodating the rod integrator therein, wherein the protecting tube has openings which are defined at positions that face a light incident surface and a light exiting surface of the rod integrator, respectively; and a light shield plate that is provided between the opening and a light source for emitting light to the rod integrator, the opening facing the light incident surface of the rod integrator, wherein the light shield plate has an opening for allowing light to pass therethrough so that the light is incident on the rod integrator.

Abstract: A cabinet of a projection type display unit includes a base cabinet on which main component parts are mounted, and a top cover made from sheet metal which is mounted so as to cover the base cabinet, wherein a rear face portion of the top cover is formed in the shape of a curved surface being laid-down U-shaped in side view. The U-shaped curved surface is formed on an ergonomic basis, so that the rear face portion can be gripped securely even with one hand. On the back side of the top cover, bosses are integrally formed by use of a resin which is a different material from the sheet metal of the top cover, and the base cabinet and the top cover are fixed by fastening screws to the bosses from the base cabinet side.

Abstract: The invention comprises of a means and a method to keep clean a plurality of transparent surfaces, through which a plurality of images are captured by an optical element, which may be an optical sensor or a camera, where there is flying debris or liquids or liquids that can potentially stick to a plurality of said transparent surfaces and clog the view of said optical element. A plurality of channels transfer and direct fluid such as compressed air from an outside source to blow over and keep a plurality of said transparent surfaces free of debris or liquids.

Abstract: An interior rearview mirror system for a vehicle includes an interior rearview mirror assembly and a control having control circuitry. An information display is disposed behind a transflective reflective element to display information that is viewable through the transflective reflector by a driver of a vehicle when the information display is displaying information. A mounting structure mounts the mirror casing to an interior portion of the vehicle, and the mirror casing is adjustable relative to the interior portion of the vehicle via at least one pivot element of the mounting structure. The control circuitry includes a photosensor and the control controls dimming of the electrochromic medium responsive to detection of light by the photosensor. Electrical wiring connects to at least a portion of the control circuitry that is disposed within the mirror casing. The electrical wiring passes through the pivot element of the mounting structure.

Abstract: A cable management system for managing at least one cable extending through a support arm and through a hub, comprised of a spool disposed in a hub. The spool has an opening extending through a wall of the spool. A cable carrier is disposed within the support arm. The cable carrier is dimensioned to contain at least one cable extending through the support arm, a first end fixed relative to the support arm and a second end extending towards the hub. The cable carrier is disposed in the support arm such that the cable carrier replicates upon itself to define a first run and a second run. The second end of the cable carrier is movable relative to the hub when the support arm rotates about the hub, wherein the first run shortens and the second run lengthens when the support arm rotates in a direction about the hub.

Abstract: A light stick for providing chemiluminescent light to provide general illumination of an otherwise darkened area. The device is thrown into position causing the chemiluminescent components to mix upon impact with a rigid object thereby generating chemiluminescent light after a predetermined delay. The device will provide illumination to an area of possible criminal activity and can be used tactically by law enforcement officials to help avoid danger to themselves and possibly others.

Abstract: A lighted power outlet system having a plurality of outlets includes light emitters, such as light emitting diodes or other light emitting devices. The light emitters are internally positioned within the interior of the outlet system so that light is projected through terminal apertures of the outlets. The projected light is visible from locations exterior to the outlet system to assist in guiding alignment of plug prongs with the terminal apertures for engagement of electrical plugs with the outlets of the outlet system.

Abstract: A thin direct-type backlight capable of realizing high brightness uniformity is provided by a specific configuration of the direct-type backlight whereby high light beam utilization ratio is maintained while periodical unevenness of the light emitting surface is suppressed. In a direct-type backlight device having a plurality of linear light sources in parallel, a reflection plate and a light diffusion plate, at least one of main surfaces of the light diffusion plate is provided with a prismatic ridges having a sawtooth-shaped cross-section. The apex angle “y” (degree) of the prismatic ridge of the light diffusion plate, the distance “a” (mm) between centers of the adjacent linear light sources, and the distance “b” (mm) from a center of the linear light sources to a surface of the light diffusion plate facing the light source satisfy the relationship of 80×(b/a)+15<y<180×(b/a)+70.

Abstract: An exemplary prism sheet includes a transparent main body. The main body includes a first surface and a second surface. The first surface is opposite to the second surface. A plurality of micro-depressions are defined in the first surface. A plurality of elongated arc-shaped protrusions are formed on the second surface. Each micro-depression is defined by four connecting sidewalls. A transverse width of each sidewall of each micro-depression progressively decreases with increasing distance from the second surface. A backlight module using the present prism sheet is also provided.

Abstract: The present invention provides a planar illumination light source device by which uniform illumination light can be obtained over a wide area without increasing the thickness of LEDs in the radiation direction even when a highly directional light source such as LEDs is used, and a planar illumination device using this. The present invention includes a highly directional light source, a light guiding body having a radiation plane in a radiation direction of the light source, a casing that encloses the light source and seals planes other than the radiation plane of the light guiding body, inside reflection means provided in the entirety of the area between the casing and the light guiding body, and radiation side reflection means provided on the radiation plane and reflecting light from the light source at a prescribed ratio. A light emitting diode group consisting of one or a plurality of light emitting diodes is used as the highly directional light source.

Abstract: A lighted background for mounting on a wall of an aquarium fish tank or the like includes a front panel having an image formed thereon. Light apertures are formed through the front panel and lighting is provided behind the panel to direct light through the apertures. Translucent material covering the apertures and reflective material behind the lights enhances the lighting effect.

Abstract: A fiber optics decoration includes a base that includes a light source and an element that induces an electrical resistive effect to generate heat upon being energized, a decoration body, and optic fibers. The decoration body forms at least one bore extending therethrough for receiving and retaining the optic fibers therein. A container is formed around the bore and receives therein a low boiling point liquid. The container has a bottom positioned against the element that generates heat. As such, when the bottom of the decoration body is subjected to heat generated by the element arranged in the base, a liquid flow of the low boiling point liquid is caused. At the same time, the light source of the base emits light that is transmitted through the optic fibers to realize lighting decorative effect of the fiber optics decoration.

Abstract: There is disclosed a showcase provided with a light device capable of simplifying a maintenance operation and improving a cooling efficiency in a display chamber. In a showcase 1 of the present invention, a display chamber 11 is formed in an insulating wall 2 to display commodities in the display chamber 11 while cooling the commodities, the showcase includes LED lights 40 which illuminate the inside of the display chamber 11, and a light transmitting shade 46 which covers the LED lights 40, and the shade 46 has a structure to diffuse light from the LED lights 40.

Abstract: A showerhead and fluid-driven lighting system is described herein. The showerhead has a hollow body configured to receive incoming fluid and a fluid distribution element configured to release outgoing fluid from the hollow body. The fluid driven turbine unit is configured to receive incoming fluid and release outgoing fluid to the showerhead, and one or more lights are electrically connected to the fluid driven power supply. The illumination of the water droplets and/or the translucent showerhead body by the lights creates a pleasant showering experience for the user.

Abstract: The invention teaches a new method to provide lighting for photography and other purposes. A consistent, stable, high intensity line-light source is created by using a cylindrical lens and a line-light source using feedback control. The positioning of the line-light source is adjustable to produce parallel, convergence, and divergence beams depending on the desired lighting characteristics. The invention also teaches a new apparatus using the current invention.

Abstract: A corner mounted lighting fixture having alignment features on its fixture base and on its diffuser for maintaining alignment with the corner during assembly and installation. The diffuser is positioned at an incline within the corner for improved light distribution. Attachment is along the axis of the corner for ease of installation.

Abstract: In an LED array comprising a plurality of radiation-emitting semiconductor chips each of which has a radiation outcoupling surface, the radiation emitted by the semiconductor chips being outcoupled substantially through said radiation outcoupling surface, and a cover body that is transparent to the emitted radiation, the transparent cover body comprises, on a surface facing toward the radiation outcoupling surfaces of the semiconductor chips, one or more conductive traces made of a conductive material that is transparent to the emitted radiation, and the semiconductor chips each comprise, on the radiation outcoupling surface, at least one electrical contact that is connected to the conductive trace or to at least one of the plurality of conductive traces. At least one luminescence conversion material is contained in the transparent cover body and/or applied in a layer to the cover body and/or the semiconductor chips.

Abstract: A light bulb apparatus mounted within existing incandescent bulb sockets is comprised of a plurality of interconnecting printed circuit boards (PCBs). An outline shape of any individual PCB is defined in essentially two dimensions a shape or a size of which may vary from one PCB to another. A first portion of this apparatus is equivalent to light bulb cap and is shaped and sized to be fitted into a conventional incandescent bulb socket. At this portion, at least three PCB side edges are lined up against with an inner side wall of a bulb socket. At least one PCB has a tip edge. A second portion of this apparatus is equivalent to a conventional bulb's glass bulb, and a plurality of light emitting devices are mounted on surfaces of the said PCBs and are connected to the circuit laid on boards.

Abstract: A lighting assembly employs LED lamps and associated side-emitting lenses that each redirect the light generated by the associated LED lamp to provide a distribution of emitted light substantially normal to an axis of symmetry of the lens. In a basic embodiment, the lighting assembly employs two lenses in a stacked configuration, with one lens being inverted. The lighting assembly has two plates, to which the lenses and LED lamps attach, and the plates are attached together by a cylinder to form a sealed enclosure for the lenses and LED lamps. When increased light intensity is desired, an additional plate and cylinder can be added to form an additional enclosure, housing additional LED lamps and lenses. Further enclosures can be formed by additional plates and cylinders.

Abstract: An electronic device that facilitate locating connection port thereof is described. The main portion has a lateral surface. The connection port is disposed on the lateral surface. The identification symbol is disposed on the lateral surface. The light source is disposed within the main portion and operable to emit light through the identification symbol so as to project a pattern of the identification symbol on a surface, which supports the main portion. The connection port on a lateral surface of the electronic device is located according to where the pattern of the identification symbol is located.

Abstract: An LED light device with changeable geometric dimensions includes at least one LED installed within each of a plurality of housing-units connected by connectors which deliver electric signals from a power source to desired LEDs.

Abstract: Concatenatable lighting fixtures, each comprising a unitary cover member having a circuit board mounting platform integrally formed with suitable heat sinking and which mounts onto a cooperating base chassis. In one embodiment, the circuit board mounting platform extends farther from one end of the cover member than the other so as to facilitate placement of LEDs in a fashion which enhances lighting uniformity and minimizes dark spots. In one embodiment, first and second guide members may be positioned in respective opposite ends of adjacent fixtures, each guide member having a plurality of extending fingers with a flexible electrical conductor-carrying conduit disposed between the respective opposite ends and retained in position by the fingers.

Abstract: An LED light device with a changeable geometric system has locks by which at least one LED or LED-unit installed within a housing-unit or joint-may be connected to deliver electric signals from a power source to desired LEDs. The LED light device's geometry will be changed when any variation is made to the positions of the original housing-units or joints.

Abstract: The present invention discloses a structure of a single-sided PCB within an ExpressCard with SMD LEDs arrangement formed thereon. The SMD LEDs are act as status indicators for the electronic devices with small, thin and compact size. The structure is expected to form SMD LED illuminating light to the top surface of the PCB with SMD LEDs connecting to the bonding pads on the bottom surface of the PCB. The method comprises forming through-holes on the PCB, placing SMD LEDs over the through-holes with their illuminating heads facing toward the top surface of the PCB, soldering the SMD LEDs with the bonding pads on the bottom surface of the PCB.

Abstract: A lamp unit with a relay lens that allows two different focus points. Two different optical altering elements are hence simultaneously in focus. The elements can be taken in and out of focus to allow different effects.

Abstract: The invention provides a packaged system that is suitable for a LED package of high power. The packaged system further includes a heat-conducting device surrounded by at least one heat-dissipating fin to effectively dissipate the heat generated by the high power LED package. The packaged system with high efficiency of heat dissipation can be incorporated into various projecting illuminating equipments, such as a flashlight or floodlight, by simply installing the present invention into a housing and providing power connection thereto.

Abstract: An LED lamp includes a bracket, a heat sink assembly mounted on a top side of the bracket and a plurality of LED modules mounted on a bottom surface of the heat sink assembly. The heat sink assembly has a pair of bottom surfaces. The bottom surfaces form an alary configuration and the LED modules are mounted on the bottom surfaces.

Abstract: An LED lamp includes a fixing rod, a first heat sink mounted to the fixing rod, a second heat sink mounted on the first heat sink, a plurality of LED modules attached on the second heat sink and a lamp cover engaging the first heat sink to enclose the second heat sink and the LED modules. The second heat sink includes a plurality of heat-conducting faces formed on a bottom end thereof and arranged at different levels. The LED modules are respectively attached on the heat-conducting faces of the second heat sink. The lamp cover includes a panel and a plurality of annular steps extending outwardly from the panel in sequence. Each annular step has a concave lens attached thereon. The annular steps are located corresponding to the LED modules of the second heat sink, respectively.

Abstract: The invention provides a method and apparatus for positioning a lighting device in a reflector. The exemplary apparatus includes a reflector member comprising a side wall with a reflector surface extending from the side wall. A lighting device support member is coupled to and extends from the side wall and defines at least one channel for engaging a support arm and a fastener channel for engaging a fastener member. The apparatus further includes a lighting device secured to a bracket for coupling the lighting device to the lighting device support member. The bracket defines a support arm for engaging the at least one support arm channel, The lighting device support member positions the lighting device adjacent to the reflector surface. The apparatus also includes a fastener for securing the bracket to the lighting device support member by engaging the fastener channel.

Abstract: A solid-state illuminating apparatus (10) includes a first light reflector (11), a second light reflector (12), an annular light permeable cover (15) and a light source (13). The first light reflector has a bottom wall (111) and a peripheral sidewall (112) extending from and surrounding the bottom wall. The first light reflector has a reflective surface (113) formed on an inner surface thereof. The second light reflector has a reflective surface (121) facing toward the bottom wall. The light permeable cover is interconnected between a periphery of the sidewall and a periphery of the second light reflector. The first light reflector, the light permeable cover and the second light reflector cooperatively form a chamber (114). The chamber tapers along a direction from the second light reflector to the bottom wall. The light source is received in the chamber and located on the bottom wall.

Abstract: A luminaire adapted to being mounted at the top of a post having a design reducing maintenance costs. The luminaire has a capital with a globe mounted thereon forming an optical chamber, the capital has a front access area with a front access door hingedly attached thereto and optionally has a tool-less latch capable of holding the front access door over the front access area. The capital has an opening in a top portion thereof into the optical chamber, optionally, a relamping module extends from the inside of the capital, through the opening and up into a central portion of the optical chamber and has a lamp socket thereon. The relamping module may be removed without manipulation of the globe or globe roof. The luminaire may also have electrical gear within the capital attached to a tray wherein the tray is removably attached to an internal portion of the capital. The globe and globe roof may remain stationary during typical maintenance processes such as relamping or maintenance of electrical gear.

Abstract: A panel assembly for reflecting and shielding rays of a light source (20), includes a panel (10) and a light-reflecting member (30) pivotably mounted to the panel. The panel includes a base (11) and a bent plate (13) perpendicular to the base. A light-pervious board (131) is disposed on the panel. The light-reflecting member defines an opening (32) facing the light pervious area, for reflecting light rays to be incident on the light-pervious area through the opening, wherein the light-reflecting member is rotatable to change position of the opening of the light-reflecting member relative to the light-pervious area, thereby adjusting the brightness of the light-previous area.

Abstract: An LED lamp includes a heat sink, a plurality of vapor chambers mounted on the heat sink and an LED module mounted on the vapor chambers. The heat sink includes a base, a plurality of fins extending from a first surface of the base and a triangular ridge formed on a second surface opposite to the first surface of the base. The vapor chambers are mounted on the ridge of the base. The LEDs over two slopes of the ridge are oriented slantwise outwardly, thereby increasing an irradiation angle and area of the LED lamp.

Abstract: A canopy lighting device comprising a body having a light source and a base that magnetically couples to the body. The body and the base can be located on opposite sides of a fabric sheet to magnetically clamp the lighting device to the fabric sheet. The base may have an energy source, first electrical connection features coupled electrically to the energy source, and first magnetic connection features. The body may have a light source, second magnetic connection features for cooperating with the first magnetic connection features to clamp the body to the bases and second electrical connection features. The second electrical connection features cooperate with the first electrical connection features of the base when the body and the base are clamped together.

Abstract: A lamp hinge includes a first connector and a second connector pivotally connecting with the first connector. The first connector defines a circular groove therein. The second connector has a pivotal portion pivotally engaging the first connector, and a mounting portion connecting with a lamp head of the lamp. The pivotal portion defines a curved groove therein. The mounting portion defines a central hole therein. A plurality of ball bearings are movably sandwiched between the pivotal portion and the first connector and received in the circular groove and the curved groove. The ball bearings separate the first connector from the second connector a space. Two neighboring ball bearings define a gap therebetween, for providing passage of the electric wires of the lamp therethrough. The gap communicates with the central hole of the mounting portion of the second connector.

Abstract: A lighting and/or signaling device for a motor vehicle, comprising at least one light source emitting a light beam and at least one optical guide in which the light beam propagates, the optical guide comprising: a first face forming an exit face for the light beam, and a second face, opposite to the exit face, forming a reflection face for the light beam, such that the light guide is associated with a diffusing screen disposed opposite the reflection face of the light guide.

Abstract: A lamp unit of a vehicle lamp includes a projection lens arranged on an optical axis extending in the longitudinal direction of a vehicle, a light-emitting element arranged so as to face upward behind a rear focal point of the projection lens and in the vicinity of the optical axis, and a reflector arranged so as to cover the light-emitting element from above and to reflect the light from the light-emitting element forward toward the optical axis. The light-emitting element has a plurality of light-emitting chips arranged so as to be adjacent to each other in a vehicle width direction. A mirror member is provided between the reflector and the projection lens. The mirror member includes an upward reflecting surface that upward reflects a portion of the reflected light from the reflector. A diffusing and reflecting portion that diffuses and reflects the reflected light from the reflector is formed in the upward reflecting surface so as to bridge over the optical axis in the vehicle width direction.

Abstract: A vehicular marker lamp including a lamp cover that contains nanosized fluorescent material and light sources that excite the fluorescent material so as to cause the lamp cover to emit colored light.

Abstract: A lamp unit for a headlamp of a vehicle includes a projection lens, a light emitting device disposed on a rear side of the projection lens, a reflector, and a mirror member having an upwardly reflecting surface. The reflector forwardly reflects light from the light emitting device toward an optical axis, and the upwardly reflecting surface upwardly reflects part of the light reflected by the reflector. The upwardly reflecting surface includes a first horizontal surface disposed on a self-lane side of the optical axis, a second horizontal surface disposed on an opposing-lane side of the optical axis, and an intermediate slope surface connecting the first and second horizontal surfaces. The intermediate slope surface includes a front slope surface and a rear slope surface on the rear side of the front slope surface, and the rear slope surface is curved.

Abstract: A vehicle light can include a plurality of light projection units each having a replaceable LED lamp, a reflector unit, a projection lens, and a shielding member. A housing can be provided that includes a lens and a rear side part, with the housing configured to accommodate the light projection units. The rear side part can include a mounting opening therethrough with a base plate configured to be hermetically attached to the housing through the mounting opening of the rear side part. The replaceable LED lamp can be attached to the base plate, and an elastic connecting member can be configured to hermetically connect the housing and the base plate so that the LED lamps can be individually replaced. Since the LED lamps can be individually replaced, untrained persons can carry out the replacement operation. Furthermore, it is possible to reduce the replacement cost and time as well as improve the rate of operation of a vehicle.

Abstract: A lamp unit of a vehicular headlamp includes a projection lens with an optical axis; a light source formed from a semiconductor light-emitting element; a first reflector that reflects light from the light source so as to condense such light on or near the optical axis; and a shade positioned between the light source and the projection lens so as to extend along the optical axis direction. The shade shields part of the light reflected by the first reflector. In the lamp unit of the vehicular headlamp, a shielding surface extends rearward from a front end of the shade, where the shade is positioned near a rearward focal point Rf of the projection lens. The shielding surfaces serve as a second reflector that reflects light from the first reflector toward the projection lens.

Abstract: A light apparatus includes one or more light pipes and/or diffusers to transfer and/or diffuse light from a few point light sources to a broader area and to other points. A hollow light pipe includes a light transmissive sidewall that encompasses an interior space, which receives and hides control circuitry for the light sources therein. A bottom end surface of the hollow light pipe is disposed adjacent to one or more light sources and transmits the light therefrom over a relatively large, uniform area. A solid core light pipe has a light receiving end and a light dispersion end having a reflective facet therein. The reflective facet includes a depression forming a reflective surface angularly displaced from a longitudinal axis of the solid core light pipe. A light diffuser surrounding a point source of light is adapted to cause the point source to look like a flame.

Abstract: An LED based illumination system with enhanced brightness is described. The system includes one or more light sources such as LEDs, one or more light couplers for efficiently collecting and collimating the light from the light sources, one or more wavelength selective filters, one or more light concentrators that focus the collimated light, and a cavity made of a layer of wavelength converting material such as a phosphorescent material located at the focus planes of the light concentrators. Each light coupler includes a light tunnel portion and a compound parabolic reflecting portion, and effectively collects and collimates light emitted by the LED in all directions. The wavelength selective filters pass the collimated light from the light sources and reflect light of a second wavelength generated by the phosphorescent material. The lights of both wavelengths exit the light cycling cavity through an aperture.

Abstract: An annular light guiding unit for portable electronic device comprises a first surface, a second surface located opposite to the first surface, and a wall connecting the first surface and the second surface together. The wall is defined a plurality of first wedged walls therein.

Abstract: A medical handle device having an illumination apparatus with at least one optical semiconductor component and a method for manufacturing such a hand-held device are displayed. It is proposed that in order to adapt the hand-held device to the specific requirements of a medical application such as uniformly high light emission, high mechanical resistance, sterilizability and electric safety, the illumination apparatus is provided with a base body, at least one blind hole arranged in the base body, a light-emitting window which is formed by the part of the base body extending from the bottom of the blind hole to the first end of the base body and is connected to a cover device which is connected to the base body and with which the blind hole forms a hermetically sealed interior, whereby the at least one optical semiconductor component is arranged in the hermetically sealed interior and the base body and the cover device are made of an electrically non-conducting material that can withstand sterilization.

Abstract: A reflector has a curved part covering the light source and a pair of end parts extending at the two sides of the curved part. The inside surface of each end part has a plurality of substantially parallel projections or depressions. The light-guiding plate has an incident surface and an emission surface substantially perpendicular to the incident surface, the incident surface having a plurality of projections or depressions extending substantially parallel to the emission surface. Also, the reflection surface of the light-guiding plate has projections.

Abstract: A backlight unit includes a prism sheet (an optical path changing portion and a light gathering portion) having lenses and being disposed to face an output surface of a light guide member, and a plurality of second prism inclined surfaces that are inclined at a predetermined inclination angle with respect to the output surface. Further, a lens surface that gathers light from the second prism inclined surfaces toward a normal line direction of the output surface according to the second prism inclined surfaces is provided, and a central position of the lens surface in a transmitting direction of the light guide member is matched with a central position of its corresponding second prism inclined surface.

Abstract: Disclosed is a backlight reflection plate and a backlight module using the reflection plate. The reflection plate encloses a light source. The reflection plate comprises a reflection substrate with a surface facing the light source. The reflection plate comprises a first region close to one end of the light source with a higher brightness and a second region close to the other end of the light source with a lower brightness. The reflectivity of the first region is smaller than that of the second region.

Abstract: An exemplary backlight module (20) includes a lamp (231), a power supply for providing power to the lamp, and a frame (27) for receiving the lamp. The frame includes at least one lamp connecting mechanism. Each lamp connecting mechanism includes two electrical connecting tubes drill through the frame. Two ends of each lamp are electrically connected to the connecting tubes respectively at an inner side of the frame. Both of the connecting tubes are electrically connected to the power supply.

Abstract: A spread illuminating apparatus of side light type includes a transparent resin plate integrally composed of a light conductor plate portion and a housing frame portion, a light reflecting sheet, and a light source, wherein an opening for housing the light source is provided at a side portion of the transparent resin plate, slits are provided along a boundary between the light conductor plate portion and the housing frame portion, and wherein a gate for injecting resin into a molding die cavity for the transparent resin plate is positioned outside the boundary of the light conductor plate portion and the housing frame portion and is positioned also between the opening and one of slits which are provided toward the side portion of the transparent resin plate having the opening and which are located clear of the opening.