Abstract: A lighting device, assembly and method includes, in an embodiment, a lighting device having a light source. The lighting device also has a heat transfer device. The heat transfer device includes a primary conductor connected to the light source and a plurality of secondary conductors connected to the primary conductor. The secondary conductors define at least one heat transfer passageway extending in the upward direction.

Abstract: A light mixing chamber includes a housing having a channel formed therein, with the channel exposed to an exterior of the housing. A chamber is formed in the housing, and an aperture formed in the housing connects the chamber to the channel. The chamber may house an LED, with an optical member being retained within the channel. A light guide plate may be positioned on an exterior of the housing outside the channel.

Abstract: A foldable lighted tree assembly includes an assembly frame with a plurality of elongated assembly frame legs each having a first leg end and a second leg end. The plurality of assembly frame legs converges at the second leg end. The plurality of assembly frame legs are selectively deployable between an extended, functional configuration wherein the assembly frame is generally pyramid-shaped and a folded, non-functional transport and storage configuration wherein the plurality of assembly frame legs are generally parallel and adjacent to each other. At least one light string having a plurality of lights is supported by the assembly frame.

Abstract: An LED CoB structure with the combination use of blue and red LED dies is used to achieve warm white light, with good quantum conversion efficiency at a reasonably low cost. Both the red and blue LED dies are fabricated on transparent substrates. The current density of the LED dies is designed to match the different degradation rate of each type of LED die. The methods used to achieve high efficiency include adjusting the power, wavelength, and/or position of the dies.

Abstract: Various aspects of a light emitting apparatus includes a substrate. Various aspects of the light emitting apparatus include a light emitting die arranged on the substrate. The light emitting die includes one or more side walls. Various aspects of the light emitting apparatus include a reflective die attach material extending along the one or more side walls of the light emitting die.

Abstract: A light fixture includes a fixture body, a support structure, a plurality of light emitting diodes (LEDs) a driver, a cover, and a connector. The fixture body includes a first raceway, a second raceway, and a channel. The second raceway is substantially parallel to the first raceway. The channel is coupled to the first raceway and the second raceway such that the channel is substantially orthogonal to the first raceway and the second raceway. The support structure is coupled to the first raceway and the second raceway. The plurality of LEDs is coupled to the support structure and spaced apart along a length of the support structure between the first raceway and the second raceway. The driver is positioned within the channel and electrically coupled to the plurality of LEDs. The cover is detachably coupled to the channel and extends from the first raceway to the second raceway.

Abstract: A light device for use on a flying disc entrapment device is described including a substantially ring-shaped structure and a first array including a plurality of light sources attached to the substantially ring-shaped structure. The light sources are directed toward a first side of the ring-shaped structure. The light device also includes a battery power source configured to provide power to the first array and a switch configured to control the illumination provided by the first array. In one embodiment, the light device includes a pump circuit electrically connected to the battery power source and the first array, wherein the pump circuit is configured to supply a pulsed current to the first array.

Abstract: Implementations of a helmet mounted lighting system are provided. In some implementations, the lighting system may be mounted to a helmet, hard hat, and/or other type of protective headwear. In some implementations, the lighting system acts as a safety device when mounted to a protective headwear by providing illumination which serves as a visual indicator of the wearer's presence and/or location. In some implementations, the lighting system may comprise a mounting plate, a cover, a battery, and a printed circuit board (PCB). In some implementations, the PCB may comprise a logic board, one light emitting diode (LED), a capacitor, and/or a switch. Together, the mounting plate and cover form a housing that encases the battery and the PCB. In some implementations, the bottom side of the mounting plate may be contoured for attachment to the curved exterior surface of a protective headwear.

Abstract: A lighted artificial tree that includes a first tree section including a trunk, wiring assembly and trunk electrical connector; a second tree section including a trunk, wiring assembly and trunk electrical connector; a distributed light power and control system, including: a primary controller and a plurality of sub-controllers, each of the plurality of sub-controllers in electrical communication with the primary controller; and a plurality of lighting elements, each of the plurality of lighting elements in direct electrical communication with one of the plurality of sub-controllers. The trunk electrical connector of the first tree section couples to the second trunk electrical connector such that power is conducted from the first tree section to the second tree section, and the primary controller controls each of the plurality of sub-controllers, and each of the plurality of sub-controllers selectively powers each of the plurality of lighting elements to create a lighting effect.

Abstract: This disclosure provides a light emitting apparatus, the apparatus may comprise a middle component, a first end component and a second end component. The middle component may comprise a light emitting device and the middle component has a recess and a protrusion at its two ends respectively. One of the first and second end components has a recess, and the other of the first and second end components has a protrusion. The middle component can be connected with the first and the second end components respectively by corresponding protrusion and recess so that adjacent components can rotate relative to each other in a plane perpendicular to a light exit direction of the light emitting device. The light emitting apparatus can be applied to a back light unit of a display apparatus to realize curved surface display of the display apparatus.

Abstract: Systems and methods permit use of efficient solid state emitters for broad spectrum continuous spectrum lighting defined by illumination data. The illumination data, which can be sold as a commercial product, can be recorded or authored and include spectral, temporal, and spatial information. A lighting fixture can use information such as the illumination data, emitter age, temperature, and calibration data to calculate drive levels as needed to control intensities of individual emitters and thereby produce desired patterns of spectral content and time variation.

Abstract: A projection lens on a vehicle headlight includes a light incident surface and a light emitting surface facing away from the light incident surface. The light emitting surface includes a diffusing surface and a rough surface. A number of strips protrude from the diffusing surface. The strips are parallel to each other and have curved cross sections, and are configured for diffusing the light passing through the diffusing surface. The rough surface is positioned above and connected to the diffusing surface to form a horizontal connecting line, thereby allowing the rough surface to scatter the light passing through the rough surface in all directions.

Abstract: A structural beam and light fixture for a walkable ceiling of a clean room is composed of an elongated channel and a lamp disposed in the elongated channel. The lamp is configured to direct light through the bottom side of the elongated channel. The structural beam and light fixture is attached to adjoining ceiling components and is configured to support a load applied to the adjoining ceiling components. The structural beam and light fixture, combined with other walkable ceiling components, define ceiling top and bottom sides that are flush.

Abstract: A luminaire is provided with a light source, and a light guide which is positioned in front of the light source. The light guide includes a first surface portion formed on the light source side, and a second surface portion formed on a side opposite the first surface portion. The first surface portion is constituted by a flat surface, and the second surface portion is constituted by an inclined surface which intersects at an angle other than a right angle against the optical axis of the light source. An angle formed between the inclined surface and the optical axis on the side of the light source is smaller on a center side of the second surface portion positioned on the optical axis, and is larger on a peripheral side of the second surface portion.

Abstract: A light or pendant is selectively mountable at any point on two rods. The light includes a body with a light source and two wings creating respective interference fits with the rods to support the light and to provide power from the rods to the light source.

Abstract: A motion sensing lighting device includes a base seat, an illuminating assembly, and a sensing component. The base seat has a pivotal portion. The illuminating assembly includes a pair of illumination lamps. The illuminating assembly has an adapter module rotatably mounted to the pivotal portion, and a pair of illumination lamps. The adapter module is pivotally connected to the pivotal portion. The pair of illumination lamps are rotatably arranged at two sides of the adapter module. The sensing component is pivotally connected to the pivotal portion and is selectively used to start the illuminating assembly.

Abstract: A light guide body configured to guide light that enters therein has a light exit surface through which light from the at least one light source exits, and a plurality of linearly arranged pattern groups, each of which has a plurality of linearly arranged reflection patterns that reflect the light from the at least one light source toward the light exit surface. At least one of the plurality of linearly arranged pattern groups differs from at least another of the plurality of linearly arranged pattern groups in light amount difference. The light amount difference is a difference between an amount of light which reaches an observer of the light exit surface after being reflected by each of the plurality of linearly arranged pattern groups and an amount of light which reaches the observer through a region which is adjacent to each of the plurality of linearly arranged pattern groups.

Abstract: A light pipe array assembly is disclosed which includes an opaque carrier having an elongated planar platform defining upper and lower horizontal surfaces and a longitudinal axis, a first set of light pipes supported on the upper surface of the platform and arranged perpendicular to the longitudinal axis of the platform, and a second set of light pipes supported on the lower surface of the platform and arranged perpendicular to the longitudinal axis of the platform in alignment with the first set of light pipes, wherein the first and second sets of light pipes are optically isolated from each other by the platform of the carrier.

Abstract: A lighting device (30) comprises a side-light light guide 1? located in a support (2) that has an elongate opening for the passage of light emitted by the light guide. The support (20) is shaped to provide contact edges (24) and the only physical engagement between the support and the light guide is along those contact edges. The support also has planar surfaces internal positioned adjacent, and parallel to, planar surfaces (15) in the light guide to retain the light guide in the required orientation in the support. To enhance the flexibility of the support, in some embodiments only part of the support is continuous along the whole length of the support. (FIGS. 14 to 19).

Abstract: In various embodiments, a lamp is provided. The lamp may include two mutually opposite end sections, which each form an electrical contact of the lamp. In each case at least one semiconductor light source is arranged in the region of the end sections. The lamp has an operating apparatus for the semiconductor light sources. The operating apparatus has electrical components, which are arranged in the region of a first section of the lamp, and the operating apparatus has at least one further electrical component, which is arranged in the region of the second end section of the lamp.