Abstract: The subject invention provides a lighting system with a light source, a plurality of spokes to house the light source and a structural hub adapted to connect to the plurality of spokes. A method of using the lighting system includes connecting the plurality of spokes to the hub, emitting light from the light source housed within the plurality of spokes and connecting the hub to an electrical connection housing.

Abstract: A lighting apparatus for providing uniform irradiance is provided. The lighting apparatus includes a light source configured to emit rays toward a polygonal target region, and a lens configured to uniformize irradiance from the light source to the target region, wherein sag of the lens and normals along a boundary of the lens are arranged so as to illuminate a perimeter of the target region based on an edge-ray mapping, wherein a lens surface is formed based on polyharmonic spline interpolations so as to smoothly illuminate an interior of the target region, wherein the irradiance is uniformized by argumenting light field tailoring of the lens, wherein the light field tailoring is augmented to maintain to maintain the irradiance perimeter.

Abstract: A backlight unit and a display device including the backlight unit are provided. A backlight unit includes a substrate, light sources on a surface of the substrate, and a light transmission adjustment layer on the surface of the substrate and spaced apart from the light sources in a thickness direction, wherein the light transmission adjustment layer includes a light reflection layer having openings disposed therein, and a light absorption layer containing a light absorption material that is disposed in the openings and absorbs light having predetermined wavelength bands.

Abstract: A submersible light has an elongated tubular inner housing extending along an axis, an LED strip carrying a plurality of light-emitting diodes fitted into and extending axially inside the inner housing, and an elongated tubular outer housing longer than the inner housing and into which the tubular inner housing fits coaxially leaving end spaces in the outer housing at axially opposite outer ends of the inner and outer housings. Respective bodies of cured potting compound sealing the end spaces at the outer ends of the inner housing.

Abstract: A three dimensional truck or SUV cab marker light apparatus comprising a container having a right circular cylinder structure with a shape determined by the number of walls used during assembly, each wall being formed from a generally flat sheet of a rigid material and a transparent material, the walls being assembled to form a container enclosing an interior region for a light-transmission source and having a lower surface for attachment to a cab roof without drilling holes into the cab roof and without installing wires through the cab roof.

Abstract: Various components for artificial candles and other lighting devices are described that can be used to create a realistic flame effect in the devices. The devices include a flame element that extends upwardly from a housing. A light source can be disposed with respect to the flame element such that the flame element is illuminated. A variety of drive mechanisms could be disposed within the body of the device that can cause movement of the flame element with respect to the housing. The flame element can be coupled to a housing or mounting bracket of the device using various components to suspend the flame element within the housing.

Abstract: Provided is a lighting device including a light source for emitting light, a sensor configured to detect infrared radiation from a plurality of locations along a path in the field of view of the sensor, at least one attenuation element arranged between at least one location of the plurality of locations and the sensor so as to attenuate or block infrared radiation emitted from the at least one location before it reaches the sensor, and a controller. The at least one attenuation element is further arranged in relation to the field of view of the sensor for the signal output from the sensor to indicate, when an occupant is moving along the path, a direction of movement of the occupant along the path.

Abstract: Imitation candle devices and systems with features enable simulation of a realistic candle flame using moving lights are disclosed. In one aspect, an imitation candle device is provided that includes a flame sheet shaped to resemble a flame, a support member positioned in proximity to the flame sheet, and a light casing including a hole. An end of the support member extends into the hole and a tip of the end of the support member is in contact with an inner wall of the hole to allow movement of the light casing on the support member. The imitation candle device also includes a light emitter enclosed at least partially in the light casing and movable with movement of the light casing. The light emitter is oriented at an inclined angle with respect to the flame sheet to emit light onto the flame sheet.

Abstract: A backlight module and a liquid crystal display device are provided. The backlight module includes a heat-dissipating body, a light source and a back plate. A side wall of the back plate includes a through hole portion. The heat-dissipating body is detachably installed at an outer side of the side wall of the back plate and covers the through hole portion, and the light source is received inside the through hole portion.

Abstract: A light emitting diode (LED) flat panel lighting fixture is provided. The LED flat panel lighting fixture comprises an LED flat panel lighting device comprising (a) one or more LEDs and (b) one or more first mating mechanisms. The LED flat panel lighting fixture further comprises a mounting bracket comprising one or more second mating mechanisms configured to each mate with a corresponding one of the one or more first mating mechanisms when the LED flat panel lighting device is rotated within the mounting bracket and with respect to the mounting bracket. The rotation of the LED flat panel lighting device within a plane of the mounting bracket and with respect to the mounting bracket causes the mating of the one or more second mating mechanisms with the corresponding ones of the one or more first mating mechanisms.

Abstract: A handheld clamp work light is disclosed having a light member, a housing member for movement of the light member, a handle member having a handle housing and a clamp member, and the handle housing and the clamp member include feet members which pivot and may be attached to an object.

Abstract: A method for producing a styling arrangement for a lighting device of a vehicle, wherein a utilized light component of a light emitted by the light source is deflected by means of an optical unit to create a lighting function, and wherein a spill light component emitted by the light source is incident on the styling arrangement to illuminate the same, wherein a carrier part is provided, a multiplicity of design elements are integrally formed on its at least one flat side to produce a design component, in that the carrier part is bent about an axis extending transversely to long sides of the same, and in that the carrier part is attached by tabs integrally formed thereon to a support frame that holds a component of the lighting device.

Abstract: The disclosure describes a precollimator for a lighting device, including: a) a number of first collimator units each having an entry face and an exit plane, wherein for each first collimator unit the exit plane is wider than the entry face in a first direction and the entry face and the exit plane have the same width in a second direction that is perpendicular to the first direction and b) a second collimator unit having an entry plane and an exit face, wherein the exit face is wider than the entry plane in the second direction, and wherein the exit plane of each first collimator unit is optically connected to the entry plane of the second collimator unit, wherein the precollimator is joined together from at least two components. The disclosure further describes such lighting device and a method to manufacture such precollimator.

Abstract: An embodiment includes eyewear having an optical element, electronic components, a support structure configured to support the optical element and the electronic components, and light emitting diodes (LEDs) coupled to the electronic components and supported by the support structure. The LEDs are positioned to illuminate the support structure according to a lighting scheme.

Abstract: A manufacturing method using a micro-miniature LED as a light source for backlight thickness reduction and light efficiency improvement comprising a plurality of spaced apart light emitting diode chips on a substrate. Colloid with uniformly distributed diffusion particles is coated to fill gaps between LED chips. A roller is applied to the surface of the colloid and a continuous geometric structure is formed with a cone structure in the horizontal-vertical (XY axis) direction. An ultraviolet curing device is used for optical UV curing of the continuous geometric structure to create a brightness enhancement layer.

Abstract: The present disclosure discloses a lighting device, including: a housing, an optical element connected with the housing, a receiving chamber formed by engaging the housing with the optical element, and a light source component and a driving power supply component both located in the receiving chamber. The lighting device further includes a passage located in the receiving chamber, the passage passes through the housing and the optical element, and an interior of the lighting device is communicated with an exterior of the lighting device by the passage.

Abstract: An LED lamp contains: a base, a casing, a support, multiple LED emitters, a cap, and a driver. The casing includes an accommodation chamber and an opening. The base includes at least one first conductive element. The support includes at least one second conductive element. Each of the at least one LED emitter includes: a first LED chip string having multiple first LED chips connected in series, a second LED chip string having multiple second LED chips connected in series, a substrate, a high-color-temperature phosphor layer, and a low-color-temperature phosphor layer. The driver is electrically connected with the at least one first conductive element and the at least one second conductive element. A total resistance value of the first LED chip string is different from a total resistance value of the second LED chip string.

Abstract: A medical lighting device for illuminating an operative field, which device includes light-emitting diode (LED) light sources that cooperate with collimator optical systems to light the operative field. LEDs are mounted on a flat printed circuit board so that their illumination axes (B) passing through the collimator optical systems (7) have different angular orientations. The printed circuit board (6) may be cut out to form tongues, each of which is flexible and has a free end carrying an LED. Each tongue can be deformed under stress in such a manner that its free end is oriented substantially perpendicularly to the illumination axis (B).

Abstract: A flashlight includes a longitudinal elongated middle portion having an array of light emitting diodes (LEDs) arranged for emitting light from a front side of the middle portion, the middle portion being flexible, wherein the flexibility enables bending of the middle portion in a plane through a longitudinal axis of the flashlight; a male hinged clasp configured on a first end of the middle portion, the male hinged clasp having a hinged male interlocking piece for rotary movement about a corresponding hinge axis perpendicular to a plane of bending of the middle portion; and a female hinged clasp configured on a second end of the middle portion, the female hinged clasp having a hinged female interlocking piece for rotary movement about a corresponding hinge axis perpendicular to the plane of bending of the middle portion, the hinged female interlocking piece being configured to interlock with the hinged male interlocking piece.

Abstract: Embodiments of the present invention relate to a lighting apparatus capable of providing three-dimensional effects at the same time as the surface emission of light sources by using a half-mirror member for reflecting and transmitting parts of light. In particular, by adopting the half-mirror member for transmitting a part of and reflecting another part of light emitted from a surface-emitting light source module, the present invention allows the implementation of a mirror-like image when the light is off, and allows the implementation of a light image providing various three-dimensional effects when the light is on.