Abstract: The present invention provides an illumination alert apparatus structure having a cap for use in switch control. The illumination alert apparatus which is illumination-oriented comprises a body, a power unit, and a lightbulb having an illumination unit coupled thereto. The power unit is coupled to an end of the body. The lightbulb is screwed to an external thread formed on an outward side of the body and coupled to the power unit, so as to assemble the illumination alert apparatus. The illumination alert apparatus structure dispenses with other switch-related components which might otherwise compromise the overall esthetical appearance of the illumination alert apparatus, such that the illumination alert apparatus manifests simplicity, beauty, and novelty.

Abstract: A light fixture having a “U”-shaped frame inside a sealed cylindrical housing. Mounted along the center of the face of the frame are one or more LED lamp panels, which include a number of LEDs, some of which may be powered by a back-up source such as an optionally supplied battery for emergency egress lighting. The lamp panels are mounted using a thermal interface material to promote heat transfer from the LED lamp panels to the frame, which in turn radiates the heat into the volume of the housing to enhance cooling. To each side of the LED lamp panels, a highly polished reflector is attached to the frame to focus and concentrate the light while simultaneously shielding the LEDs from heat radiated from the frame. Attached to the obverse side of the frame is a “U”-shaped back cover that forms an electrical enclosure. An optional diffuser may be supplied.

Abstract: A linear light emitting diode (“LED”) light fixture includes LED modules that interface with one another to provide a substantially continuous array of LED's. This continuous array allows for substantially uniform light output from the LED light fixture. The LED modules can interface with one another via one or more connectors, which allow two or more LED modules to be electrically and mechanically coupled together. The connectors may be disposed beneath the LED's so that the connectors are not visible when the LED modules are coupled together. The connectors may be disposed along opposite ends of the modules to allow for end-to-end configurations of the modules and/or along side ends of the modules to allow for angled or curved configurations of the modules. The LED modules can be powered via one or more wires, magnets, or clips, which are coupled to a power source.

Abstract: A connection mechanism is provided for connection to a lamp tube, including a male member and a female member. The female member has a wave-shaped structure on an inner surface thereof. The male member has a main body and several pins, wherein each pin has a curved slope and a curved surface connecting the main body with the curved slope. The male member is rotatable relative to the female member when in a first position, wherein the curved slope is slidable on the wave-shaped structure. The curved surface is engaged with the wave-shaped structure when the male member moves to a second position, so as to restrict rotation between the male and female members.

Abstract: A heat dissipating structure of an LED circuit board includes an LED circuit board having a plurality of soldering points. The soldering points of the LED circuit board are covered by a coating layer including Nanoparticles and a bonding agent. The coating layer has the characteristics of high emitting rate, temperature resistance, and conductivity insulation. On the other hand, the coating layer can increase the contacting areas of the soldering points with the air to enlarge the heat dissipation area of the LED circuit board. The LED circuit board covered by the coating layer is placed in an LED lamp tube to provide good heat dissipation effect.

Abstract: A lighting device includes first and second light emission units. The first light emission unit emits light having a relatively low color temperature and a high feeling of contrast index. The second light emission unit emits light having a relatively high S/P ratio, which is the ratio of scotopic luminance to photopic luminance. The first light emission unit illuminates a region located at a vertical upper side of a region illuminated by the second light emission unit.

Abstract: A wide beam angle (diffuse) luminaire with an efficient multi-source radiative emitter array. Embodiments of the luminaire utilize one or more LEDs disposed around a perimeter of a protective casing. The LEDs are angled to emit into an internal cavity defined by the inner surface of the casing. The placement of the LEDs around the perimeter of the device reduces self-blocking and facilitates heat transfer from the LEDs through the casing or another heat sink and into the ambient. Light impinges on the inner surface and is redirected as useful emission. A diffuse reflective coating may be deposited on the inner surface to mix the light before it is emitted.

Abstract: An embodiment discloses a light-emitting apparatus including a light source for emitting a first light; a wavelength-converting layer, having a first arcuate shape, spaced apart from the light source, the wavelength-converting layer configured to absorb at least a portion of the first light and emit a second light; a transparent member disposed between the light source and the wavelength-converting layer; and a monolithic reflective layer having a second arcuate shape and configured to be reflective of at least the second light; wherein the wavelength-converting layer is positioned between the monolithic reflective layer and the light source, and the monolithic reflective layer is separated from the wavelength-converting layer by a space; and wherein the second light is configured to pass through the space before being reflected by the monolithic reflective layer.

Abstract: An illumination module includes a longitudinal support member including a base portion and a pair of sidewalls extending from the base portion that together define a channel that extends in a longitudinal direction. A printed circuit board (PCB) on the base portion extends in the longitudinal direction within the channel. A plurality of light emitting diodes (LEDs) are on the PCB in a linear array. A reflective sheet is within and extends across the channel, and includes a plurality of holes that correspond with locations of the LEDs on the PCB, and the LEDs are positioned in the holes. An optical film extends across the channel above the reflective sheet and defines an optical cavity between the reflective sheet and the optical film. The optical film, the reflective sheet and the sidewalls of the support member recycle light in the optical cavity.

Abstract: An improved filter wheel is disclosed, through embodiments, that comprises a plurality of reflector support structures formed as a unitized structure with a circular base member. In some embodiments, the filter wheel further comprises a plurality of light sources mounted on the filter wheel.

Abstract: An illumination device including a base, a light bar, and a cover is provided. The base has a cavity. The light bar is disposed at the bottom of the cavity and includes a plurality of dot light sources arranged along a first axial direction. The cover is assembled to the base for correspondingly covering the light bar and has a plurality of openings. The distribution density of the openings increases from a corresponding location of a dot light source towards two opposite ends along the first axial direction. A light source and a light module are also provided. Another illumination device including a base and a plurality of light sources is further provided.

Abstract: The present invention relates to lens assembly for an illumination device comprising a number of optical lenses and a lens holder comprising a mounting plate having a number of holes, said number of holes being adapted to accommodate said lenses. At least one of said holes is at least partially surrounded by a number of resilient fingers extending backward from the mounting plate, said resilient fingers being adapted to engage with one of said lenses and secure said lens in said holes. The present invention relates also to an illumination device comprising such lens assembly and a method of manufacturing the illumination device.

Abstract: A luminous body is described, in particular in the form of a planar lighting device for general lighting or for back-lighting of displays, which luminous body comprises a plurality of light sources (2), for example LED elements, arranged in a housing (10), in particular an optical waveguide plate (1). The optical waveguide plate (1) forms a first optical medium (1) with a first optical scattering power, into which the light of the light sources (2) is coupled. Furthermore, at least one second optical medium (5) with a second optical scattering power is provided, such that the light propagating in the second optical medium (5) is at least substantially coupled in from the first optical medium (1), and the scattering power of at least one of the media is chosen for the purpose of influencing the flow of light in the housing (10) such that a given brightness distribution of the light on the light emission surface (4) is achieved.

Abstract: An LED light source includes a carrier, a plurality of LED chips and at least one set of lenses. The carrier has a mounting surface and the LED chips are mounted on the mounting surface. The set of lenses disposed on the carrier includes a first lens and a second lens, and the first lens encapsulates one of the LED chips and a lighting pattern provided from the LED chip encapsulated by the first lens is converted into a first lighting pattern. The second lens encapsulates one of the LED chips and a lighting pattern provided from the LED chip encapsulated by the second lens is converted into a second lighting pattern. The second lighting pattern is different from or compensates the first lighting pattern.

Abstract: A light-directing apparatus for off-axial preferential-side distribution of light from a light emitter having an emitter axis. The light-directing apparatus includes a shield member within a lens member positioned over the light emitter. The lens member has an outer surface and an inner surface defining an emitter void and a shield-receiving void which is on a non-preferential side of the lens member. The shield-receiving void is different in configuration than the emitter void. The shield member is in the shield-receiving void in position in the path of light emitted toward the non-preferential side.

Abstract: A lighting device for streets, having a housing for receiving at least one lighting module can be mounted easily if it comprises a plurality of lighting units having a light element and an optical element associated with the same and being fastened on a carrier. The module housing is covered by a sealing pane facing the lighting units and comprises fastening means for removably fastening same on the housing. Electrical contact means are provided on the module housing for electrically connecting the lighting units to an external voltage source, wherein the fastening and contact means are designed such that the lighting module can be brought from an assembled position, in which the lighting module is mechanically and electrically connected to the housing, to a disassembled position in which the lighting module is not mechanically or electrically connected to the housing, and vice versa, exclusively by means of a linear displacement.

Abstract: A decorative sphere comprised of a series of generally D-shaped open panels pivotally connected together. In one configuration, the panels can be pivoted or moved to a folded and collapsed position for storage. In another configuration, the panels can be expanded and held in a spaced apart relationship to where the individual panels form a sphere. One or more strands of lights can be integrally incorporated into the sphere.

Abstract: A building material whereinside an accommodating space is formed is disclosed. The building material includes a first area whereon at least one protruding part and at least one sunken part are formed alternately in a first direction, and a second area whereon at least one protruding part and at least one sunken part are formed alternately in the first direction. The protruding part of the second area aligns with the corresponding sunken part of the first area in a second direction substantially perpendicular to the first direction, and the sunken part of the second area aligns with the corresponding protruding part of the first area in the second direction.

Abstract: Systems and methods which provide a versatile lighting module which may be utilized alone or in combination with other lighting modules to provide any number of lighting unit configurations are shown. Lighting modules of embodiments herein are adapted to facilitate electrical connection, whether to one or more power supply and/or to one or more other lighting module, along any portion of the entire periphery of the lighting module. Accordingly, lighting modules may be coupled together in any orientation, geometry, and topology to cooperate as a light source having various desired characteristics according to embodiments herein.

Abstract: A lighting and energy conservation system for low temperature applications includes LEDs as a light source. The LEDs are provided in a modular LED light fixture. The fixture includes a frame supporting a reflector having a plurality of elongated channels. Mounting strips are removably installed in each of the elongated channels, and LEDs are mounted on each of the mounting strips. Interchangeable lenses are provided over the LEDs and are removably coupled to the mounting strip by a quick-connect device. A separate multi-position power control device is associated with each of the mounting strips, so that a total light output intensity and profile of the fixture can be individually customized by any one or more of: interchanging lenses on the LEDs, interchanging mounting strips within the elongated channels, and selectively adjusting the multi-position power control device for each of the mounting strips.

Abstract: LED “Chip-on-Board” (COB) metal core printed circuit board (PCB) technology operates in conjunction with high efficiency compact imaging and non-imaging optics to provide a compact emergency light offering high performance luminance levels (higher brightness) and enhanced life, at low cost. Thermal impedance between the LED junction and the heat sink is significantly reduced for COB technology by placing the LED die directly on a high thermal conductivity material substrate thereby increasing temperature dependant life and thermally dependant output power. Additionally, there is no encapsulant or domed optic over the LED thus making it possible to get a much more compact and efficient substantially Etendue preserving collection optic directly over the die.

Abstract: Flexible substrates bearing OLEDs are provided. The flexible substrates are attached to support structures that, when moved, cause the flexible structures to change shape and to thereby change the distribution of radiant intensity emanating from the OLEDs on the flexible substrates.

Abstract: An electrical device such as an LED light assembly includes a conductive circuit and one or more electrical components connected to the circuit. The electrical components and the circuit are at least partially overmolded with a thermoplastic polymer material to encapsulate the components. The material utilized to cover the circuit and/or electrical components may also be utilized to form a housing or other structure of a finished part.

Abstract: A ring light source system for an interferometer with adjustable ring radius and ring radial width may comprise a laser light source, an expander and collimator optical system, an adjustable aperture, a binary phase grating, a variable-focus optical system, and a spatial filter. The expander and collimator optical system is configured to convert a light beam from the light source into a parallel light beam. The adjustable aperture is configured to adjust a diameter of the parallel light beam. The light beam with the diameter adjusted by the adjustable aperture is incident perpendicularly onto the binary phase grating, followed by the variable-focus optical system. The filter is positioned on a back focal plane of the variable-focus optical system, and is configured to receive a ring light source. The ring radius and radial width of the light source are adjustable by adjusting a focus length f1 of the variable-focus optical system.

Abstract: In embodiments of the present invention improved capabilities are described for systems and methods that provide for a power outage lighting management within an environment, comprising a power outage detection device adapted to detect a power outage condition and to wirelessly transmit power outage indication data to a plurality of lighting systems within the environment, where at least one of the plurality of lighting systems include an LED light source that is powered by an internal power source.

Abstract: An LED (light emitting diode) illumination device that can generate a uniform light output illumination pattern. The illumination device includes an array of LEDs, each having a LED central axis. The LED central axis of the array of LEDs is angled approximately toward a central point. The illumination source includes a reflector with a conic or conic-like shape. The reflector wraps around the front of the LED to redirect the light emitted along a LED central axis. A housing of the LED illumination device can include a plurality of heatsink fins at a periphery, and a band can be formed within or outside of the heatsink fins.

Abstract: A light module may include a base having a first side and a second side, and a light source on the first side of the base and having a light emitting diode (LED) to emit light in a direction away from the base. A plurality of cooling fins may be provided on the second side of the base, the plurality of cooling fins including a first set of fins having a first height and a second set of fins having a second height, wherein the first height is less than the second height. A driving circuit may be provided on the first set of cooling fins having the first height, wherein the first set of cooling fins are provided between the driving circuit and the second side of the base.

Abstract: A LED light bar includes several LED light sources and a bar light source mounting base. The light source mounting base is made of an insulating and heat-conducting material. An electrical layer having several metal electricity-conducting plates is embedded in an inner part of the light source mounting base. The LED light sources are welded on the metal electricity-conducting plates to form an electrical electricity-conducting circuit. lighting sides of the LED light sources are exposed on a surface of the light source mounting base. The light source mounting base and the metal electricity-conducting plates are formed into a whole. Each LED light source is covered by lenses.

Abstract: A light unit includes a light guiding body having a light entrance face. A base has a curved oval surface defined therein which has a first focus and a second focus. A light emitting unit is located at the first focus and generates light beams which pass through the second focus and enter into the light guiding body via the light entrance face. The base has a heat dissipating unit connected to outside thereof. The light beams generated from the light emitting unit are completely guided into the light guiding body to have high illumination efficiency. The heat dissipating unit brings the heat away from the light unit.

Abstract: A light emitting diode (LED) light bulb includes a thermally conductive base and at least one LED assembly disposed on and thermally coupled to a surface of the base. The LED assembly includes at least one LED configured to generate light. A thermal optical diffuser defines an interior volume and the LED is arranged to emit light into the interior volume and through the thermal optical diffuser. The thermal optical diffuser is disposed on the surface of the base and extends from the base to a terminus on the light emitting side. The thermal optical diffuser is configured to include one or more openings that allow convective air flow between the interior volume of the thermal optical diffuser and ambient environment.

Abstract: An LED lighting system provides at least one LED illuminating module for use in light bulbs and luminaires.

Abstract: According to one embodiment, a lamp device includes a light-emitting module including a semiconductor light-emitting element, a lighting circuit to light the semiconductor light-emitting element, and a housing to house the light-emitting module and the lighting circuit. The housing includes a case including a holder part to hold the light-emitting module, and a cap member fixed to the case by a fixing unit. The light-emitting module is sandwiched and fixed between the holder part and the cap member.

Abstract: The present invention relates to a framing system for delimiting a light beam. The framing system comprises a base support rotatable supporting a frame support. The frame support comprises: a number of shutter blades surrounding the light beam; a number of actuators adapted to moved the shutter blades in and out of said light beam. The framing system comprises further rotatable electric connecting means, the rotatable electric connecting enabling transferring of electric energy between said frame support and said base support during rotation of said frame support in relation to said base support. The present invention relates also to a light fixture comprising the framing system and a method of delimiting a light beam.

Abstract: A heat dissipation structure for a light bulb assembly includes a holder, a heat dissipating cover, and a light seat. The holder includes a socket and a receiving space defined in the socket to receive a circuit board, the socket includes a first abutting portion formed on a peripheral side thereof and at least one first coupling portion arranged on a lateral side thereof. The heat dissipating cover includes a through hole for inserting the socket, and at least one cooling fin arranged around an outer peripheral side thereof. The light seat is used for installing a LED light, which includes a second coupling portion connected with the at least one first coupling portion, and a second abutting portion retaining the heat dissipating cover with the first abutting portion.

Abstract: A moving light which has an electronic brake that automatically engages when power is released, to prevent movement of a moving head of a light whenever the power is released.

Abstract: A hands-free multi-positional task light having an elongated light emitting portion utilizing one or more fluorescent tubes and/or light emitting diodes, a wide retractable and fully rotatable mounting hook, a free-standing base capable of maintaining stability when positioned on surfaces up to 20 degrees from horizontal, and a mounting clamp attached via a ball and socket joint serving as a mounting method, a means to attach alternate mounting devices such as magnets or additional hooks, a makeshift base, or a stabilizing weight while providing two degrees of movement and a clamp band providing a third degree of movement for nearly unlimited aiming for hands-free use.

Abstract: A lighting apparatus may include a body having a substrate, and a light emitting module with a light emitting diode (LED) mounted to the substrate. A connection member may be provided to the body, and a support member may be mounted to the connection member at a predetermined tilt angle thereto to adjust a light directing angle of the body.

Abstract: A semi-rigid electronic device is disclosed that includes a flexible panel and a housing. The housing may have a physical dimension L, such as length, height, or a diagonal. The minimum bending device radius of the device along the dimension L may be L/pi when held at an edge. The bending radius increases the more rigid the device. The housing, electronic components, and display may each contribute to the flexibility of the overall device. The housing and/or the flexible panel may also include one or more ribs to constrain movement of the semi-rigid device.

Abstract: A lighted exterior rearview mirror system of a vehicle includes an exterior rearview mirror assembly and a light module disposed at the exterior rearview mirror assembly. The light module includes a plurality of illumination sources operable to emit light. The illumination sources are individually controlled responsive to said the input to provide a customized illumination beam emanating from the exterior rearview mirror assembly. The system may include a control that is responsive to the user input to selectively individually energize the light emitting diodes, and the control may individually adjust a duty cycle of each of the light emitting diodes responsive to the user input. The light module may include a ground illumination light source, a backup light source and a turn signal indicator.

Abstract: An optical device, in particular for a motor vehicle, such as a lighting or indicating device, this device comprising at least two light sources associated with different predetermined photometric functions and a principal light guide comprising an emergent end and arranged to guide the light generated by the light sources towards this emergent end, so that this emergent end defines a common illuminating surface for the two photometric functions.

Abstract: An inner lens for use in a vehicle light can be configured to sufficiently enhance aesthetic features, decorative features, unpredictable features, etc., without adversely affecting the formation of the main light distribution. The inner lens can include a main body portion having a main surface that faces towards the reflecting surface of the reflector, and a plurality of independent convex projections formed on the main surface of the main body portion at an area corresponding to the reflecting surface. The light emitted from the light source and that reaches the projections can enter the projections and the main body portion and then be reflected and/or refracted by the projections and the main body portion so as to be directed to a direction diagonally forward of the vehicle light as light that does not contribute to the formation of the main light distribution.

Abstract: A lighting assembly including a semiconductor light source, a support with a recess within which the semiconductor light source is positioned, and a collimator having light entry and light exit openings joined together by at least one side wall. The collimator is moveable relative to the support. The collimator is attached to the support such that the light entry opening of the collimator and the recess are joined in a nested manner so that light emitted by the semiconductor light source within the recess enters the collimator through the light entry opening and exits essentially only through the light exit opening of the collimator for any position of the collimator over its range of motion. The lighting assembly further includes an actuator for moving the collimator over at least part of its range of motion. An automotive headlamp arrangement includes the lighting assembly, a reflector element and a secondary optic.

Abstract: The present invention relates to a light-guiding cover and an illumination device having the same. The light-guiding cover, for guiding light beams emitted by at least one light-emitting diode (LED), has a light-guiding portion and a light output portion. The light-guiding portion has a light input surface for transmitting light beams thereto and a connecting surface. The light output portion formed on one end of the light-guiding portion has an optical surface adjoining the connecting surface. The light-guiding cover is substantially symmetrical and defines a central axis. The light beams received by the light-guiding portion are guided by the light input surface for light reflection from one side to another side of the optical surface across the central axis to exit from the light-output portion. Thus, the illumination device having the light-guiding cover can illuminate in an omni-directional manner.

Abstract: An optical surgical probe includes a handpiece, a light guide within the handpiece, and a multi-spot generator at a distal end of the handpiece. The handpiece is configured to optically couple to a light source. The light guide is configured to carry a light beam from the light source to a distal end of the handpiece. The multi-spot generator includes a faceted optical element with a faceted end surface spaced from a distal end of the light guide. The faceted end surface includes at least one facet oblique to a path of the light beam.

Abstract: A film sheet having a series of strips extending from an edge may have the film strips gathered and folded into a stacked array wherein the strips are in parallel abutment. The collected ends of the stacked strips are then suitable for receiving light for transmission into (and emission from) the body of the film sheet. A pair of frame members, when urged toward each other about the strips, may automatically collect and fold the strips into a parallel spaced array. This array may then be gathered by hand, or by a cover member translating adjacent the frame members, to generate the stacked array of parallel abutting strips. The resulting illumination device is particularly useful for illumination of display panels such as liquid crystal displays, organic light-emitting diode displays, or simply signs formed of paper, plastic, and/or other materials.

Abstract: A super slim front light module, including: a point light source; a diffusion strip, having a plurality of diffusion points and having a side surface neighboring the point light source; a rectangular reflective cover, used for covering the diffusion strip; and a light guide plate, having a side surface neighboring the diffusion strip.

Abstract: An edge lit luminaire includes a light source. A housing has an interior cavity for receiving the light source. The housing includes a heat sink for directing heat away from the light source. At least one optional end cap is secured to an end of the housing that covers the cavity. A lightguide is secured inside the housing and has an edge located in proximity to the light source. At least one of a reflector and a lens (e.g., lens optic) directs light from the light source to the edge of the lightguide. The lightguide includes a light extraction surface enabling light to be transmitted from the lightguide. The housing can also feature a channel and slot for mounting the luminaire to a support surface. The lens optic can be designed to have specific dimensions that facilitate efficient design and operation of the luminaire.

Abstract: This invention relates to a backlight unit that is adaptive for increasing brightness uniformity, and a liquid crystal module using the same. The backlight unit includes a plurality of light emitting diodes with the (2i?1)th (where i is a natural number) light emitting diodes of the plurality connected in a first series circuit between an input terminal and an output terminal and the 2ith light emitting diodes of the plurality connected in a second series circuit. The second series circuit is connected in parallel with the first series circuit between the input terminal and the output terminal, and each of the 2ith light emitting diodes is disposed adjacent to a respective (2i?1)th light emitting diode.

Abstract: A repetitive lighting fixture will alternate between at least two different illuminated images projected in a desired direction. The fixture includes edge-lit flat panels that are configured and/or overlayed to reproduce one or more desired images. Each panel is made of light-transmissive material, which optionally may contain colorant. Each edge-lit flat panel contains optics coupled with a second planar surface of the panel. The optics are arranged to define a desired shape of an image and are configured so as to cause light distributed within the panel to exit a first planar surface of the panel. Each panel has its own light source that projects light into a light transmitting edge of the panel. The panel's light source can include light emitting diodes (LED) that only or selectively illuminate the specific optics of that panel.

Abstract: An edge type backlight unit and a method for manufacturing the same are disclosed. The edge type backlight unit includes light sources for providing light, a printed circuit board (PCB) on which the light sources are mounted, a metal bracket that contacts the printed circuit board and dissipates heat of the printed circuit board, and a thermal hardener formed between the printed circuit board and the metal bracket. The printed circuit board supplies an electrical signal for driving the light sources to the light sources.