Abstract: A light-emitting diode (LED) system to retrofit a light fixture has a frame configured to be installed under an existing light fixture and a LED lighting assembly couplable to the frame. In one example, the frame is formed as a plurality of rails having a flange to be installed between the light fixture and a grid member of a ceiling suspension system. The frame may be installed without removal of the existing light fixture. The LED lighting assembly includes an LED array and an optical waveguide for dispersing light from the LED array. The LED system maintains a thin profile, enabling it to retrofit existing light fixtures. Installation time is reduced, thereby reducing labor costs, while the LED lighting provides more light with less energy.

Abstract: A light-emitting diode (LED) system to retrofit a light fixture has a frame configured to be installed under an existing light fixture and a LED lighting assembly couplable to the frame. In one example, the frame is formed as a plurality of rails having a flange to be installed between the light fixture and a grid member of a ceiling suspension system. The frame may be installed without removal of the existing light fixture. The LED lighting assembly includes an LED array and an optical waveguide for dispersing light from the LED array. The LED system maintains a thin profile, enabling it to retrofit existing light fixtures. Installation time is reduced, thereby reducing labor costs, while the LED lighting provides more light with less energy.

Abstract: An LED explosion-proof light comprises a front casing, a light source stand disposed at a center of a space enclosed by the front casing, and cooling plates disposed between the front casing and the light source stand; the cooling plates are in railing shape; a power supply is electrically connected with light emitting components in the light source stand. The light emitting components comprise: an LED chip integrally packaged on a front side of a metal base panel; back of the metal base panel is securely attached to a light source backing panel, and their contact surface is applied with high-performance cooling cream. Lens components are disposed at a front side of the LED chip.

Abstract: A hybrid torch having a liquid fuel reservoir, a flame bowl, a wick that moves fuel from the reservoir to the flame bowl for combustion, and a cap that selectively covers the flame bowl and provides at least one light emitting diode (LED) for illuminating an area under the cap.

Abstract: Embodiments disclosed herein are directed to systems configured to power at least one device disposed in a living subject, apparatuses configured to be disposed in a living subject and export power stored in an energy-storage device, and related methods of powering at least one device disposed in the living subject.

Abstract: Embodiments disclosed herein are directed to systems configured to power at least one device disposed in a living subject, apparatuses configured to be disposed in a living subject and export power stored in an energy-storage device, and related methods of powering at least one device disposed in the living subject.

Abstract: A light emitting diode (LED) lighting assembly (200) includes an LED lighting source (223) and a heat sink assembly (209) that is configured between a power source and the LED light source (223) that works as an electrical conductor for the LED light source (223) and for removing heat generated by the LED light source (223).

Abstract: The present utility model discloses an improved optical package which includes a light source, an installation socket, a mirror and a convex lens, wherein at least one part of the projection of the reflection surface of the mirror on its axial section is in a parabolic shape, and the axes of the mirror and the convex lens share the same line. The installation socket can move along the axial direction of the convex lens and an installation depression is set at the front end of the installation socket, wherein the light source is configured in the installation depression, the emitting point of the light source is on the axis of the convex lens and the circumference of the installation depression is formed to be a reflection surface capable of reflecting the light emitting from the bottom of the light source.

Abstract: A bracket device for mounting a light fixture comprising a flat grooved element and a flat cover to conceal and protect the electrical conductors powering the light source inside the lighting fixture is disclosed. When configured to swivel, the bracket device allows for adjustment of the light fixture without introducing significant wear or strain to the electrical conductors passing through the interior portion of the device. This bracket device is thin, compact and of very neat and simple appearance. Because of its thinness and its compact shape this device conceals and its main element can be made to have the same thickness as a prior art mechanical bracket element, which would not normally carry electrical conductors.

Abstract: Both ends of a lamp body are mounted on sockets of an apparatus body and a feeding unit configured to feed power to LEDs is provided on the back side facing the apparatus body of the lamp body.

Abstract: A first light source arranged behind a display field and configured to generate an elementary color or a secondary color from red, green and blue elementary colors for increasing safety of a display device having an optical display field, wherein the first light source is connected to an activation module which is configured to activate the first light source based on the desired color. A second light source is arranged behind the display field and configured to generate the elementary color or the secondary color from the red, green and blue elementary colors. The second light source is connected to the activation module which is configured to activate the second light source based on the desired color of the first light source, and a monitor is provided which is configured to identify an error or a fault on one of the light sources and to shutdown the faulty light source.

Abstract: A light source module includes a circuit board, a light-emitting diode, a lens, and a lamp screen. An upper surface of the lens has a first recessed portion including a flat surface and a curved side surface. The flat surface is at the center of the upper surface. The curved side surface surrounds the flat surface and stretches to the flat surface from a side surface of the lens to form the first recessed portion. A lower surface of the lens has a second recessed portion defining a recessed space and includes a curved surface and a sidewall portion. The curved surface is a convex surface and opposite to the flat surface. The sidewall portion surrounds the recessed space. An inner surface of the sidewall portion is concaved. The light-emitting diode is disposed in the recessed space. The lamp screen is used to diffuse the light passing through the lens.

Abstract: A luminaire comprising a waveguide having one or more sides and a frame. The frame includes at least one light module configured to direct light into the one or more sides of the waveguide. The waveguide includes a light emitting region at least substantially surrounded by a non-light emitting region.

Abstract: A lighting apparatus is disclosed. The lighting apparatus may be an omni-directional LED lamp. The lighting apparatus may include a heat sink and a first substrate disposed over the heat sink. A second substrate may be mounted to a connector provided on the first substrate. The second substrate may include at least one LED mounted on a surface of the second substrate. The second substrate may be mounted in the connector such that the surface of the second substrate is positioned at a prescribed angle with respect to the upper surface of the first substrate. Various types of reflectors are disclosed that reflect light in a prescribed angular range with uniform intensity. A bulb may be provided over the heat sink to surround the LEDs. Moreover, a power module may be electrically connected to the connector to provide power to the LEDs.

Abstract: There is provided an LED light fixture including a housing adapted to be mounted a predetermined height above a surface. The housing includes at least one LED emitter situated so as to emit light toward the surface below the housing. A first lens plate is provided and is removably attached to the housing. The first lens plate has a first opening therein and a first lens having a first angle of light dispersion is received in the opening. The opening of the first lens plate is aligned with the LED emitter so that the first lens controls the footprint of the pattern of light from the LED emitter which impinges upon the surface.

Abstract: An LED module 100 includes LED chips 21, 22 spaced apart from each other, and an LED chip 23 offset from a straight line connecting the LED chips 21 and 22 and located between the LSD chips 21, 22 in the direction in which the LED chips 21, 22 are spaced. The module further includes a lead 31 with a bonding portion 31a and a mounting terminal surface 31d, a lead 32 with at bonding portion 32a and a mounting terminal surface 32d, and a lead 33 with a bonding portion 33a and a mounting terminal surface 33d. The mounting terminal surfaces 31d, 32d, 33d are flush with each other. Light from the LED chips 21, 22, 23 is emitted in the direction in which the mounting terminal surfaces 31d, 32d and 33d extend. Thus, light of different colors properly mixed can be emitted from a compact LED module.

Abstract: A lamp including a solid-state light emitting element as a light source, includes a base, a light emitting module, and a drive circuit section. The base is attached to an external apparatus when the lamp is used, and is supplied with power. The light emitting module includes one or a plurality of solid-state light emitting elements. The drive circuit section lights the light emitting module by using power received from the base. The base, the light emitting module, and the drive circuit section are arranged in this order. The light emitting module is thermally connected to the base.

Abstract: A light-directing apparatus for preferential-side distribution of light from a light emitter having an emitter axis, including a lens member positioned over the light emitter and a shield member. The lens member has a proximal end substantially transverse the emitter axis and an outer surface which may be configured for refracting light from the emitter. The shield member is received in a shield-receiving void of an inner surface of the lens member. Another aspect of this invention is a lighting fixture utilizing such light-directing apparatus.

Abstract: An electronic ballast mounting arrangement for HID luminaires on a vertical pole for sports lighting is disclosed. The mounting arrangement comprises an elongate channel to which a weather tight enclosure is fixedly secured. Electronic ballast units are provided in pairs immediately above and/or below the enclosure. Male/female connectors are arranged between end plates of the electronic ballast units and exterior panels of the enclosure so that electrical connections between the ballast units and components on the interior of the enclosure can be made without exposed cables simply by sliding partially pre-mounted ballast units a limited distance toward the adjacent enclosure panel to mate the complemental parts of the connectors, after which the fasteners holding the ballast units to the support are tightened down.

Abstract: Embodiments of the present invention provide a lighting apparatus comprising a housing for maintaining a lighting frame. The housing comprises at least one supporting wall, a first side wall, and a second side wall that is substantially parallel to the first side wall. The side walls are transverse to a supporting wall of the housing. The first side wall includes at least one input socket for receiving input electronic signals. The second side wall includes at least one output socket for transmitting output electronic signals.

Abstract: A modular lighting system may include a support structure, a plurality of heat sink modules physically supported by the support structure, and one or more light source modules coupled to the plurality of heat sink modules. The plurality of heat sink modules may be arranged in a modular manner such that the heat sink modules in the modular lighting system is variable, and each heat sink module may be an integral molded structure defining at least one opening or passageway.

Abstract: A heat sink module is provided for transferring heat from at least one light source in a modular lighting system. The heat sink module may include an integral molded body defining: at least one heat transfer element extending generally in a first direction; at least one molded wiring channel configured for routing wiring to the at least one light source; and at least one air flow opening configured to allow ambient air flow through the heat sink body.

Abstract: A housing apparatus for use in a lighting system may include a housing body and a channel-type connection structure coupled to or formed in the housing body. The channel-type connection structure may define a channel having a generally U-shaped cross-section and extending along a length in a first direction perpendicular to the U-shaped cross-section. The channel-type connection structure may be configured to receive and engage at least one first connector inserted in the generally U-shaped channel in an axial direction generally parallel to the first direction, and further configured to receive and engage at least one second connector inserted in the generally U-shaped channel in a perpendicular direction generally perpendicular to the first direction.

Abstract: An LED lamp includes an LED module, a base body and a cover. The base body includes a contact surface which is thermally coupled to the LED module, and a recess portion. The cover includes a base part that has a fitting tab which is positioned in the recess portion and sandwiched between an outer edge of the LED module and the base body.

Abstract: According to one embodiment, an LED lamp includes an LED module and a light guide. The LED module includes a plurality of LEDs annularly arranged and mounted on a front surface of a board, and an opening provided in the board at an inside surrounded by the LEDs. The light guide is engaged and fastened to the opening from the front surface side of the board. The light guide guides part of light emitted by the LEDs, and emits the light guided from the front surface side to a rear surface side over an outer edge part of the board.

Abstract: A string light has multiple icicle-shaped bulbs, a controller and a connector assembly. The icicle-shaped bulbs are serially connected by a set of wires. Each icicle-shaped bulb has an icicle-shaped lamp holder shell, an elongated lamp strip and a cap assembly. The lamp holder shell has an irregular and rough surface and an opening. The lamp strip is mounted inside the lamp holder shell. The cap assembly is mounted on the opening of the lamp holder shell and has a set of through holes for the set of wires to penetrate into the lamp holder shell. Accordingly, light emitted from each icicle-shaped bulb is scattered irregularly to generate different illuminating effects when the icicle-shaped bulb is powered on and make the lighting variations of the entire string light more versatile and interesting.

Abstract: An LED bulb includes a base, a shell connected to the base, one or more LEDs, a thermally conductive liquid, and a flexible diaphragm. The one or more LEDs are disposed within the shell. The thermally conductive liquid is held within the shell. The flexible diaphragm is in fluidic connection to the thermally conductive liquid, and is configured to deflect from a first position to a second position to compensate for expansion of the thermally conductive liquid.

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: A lighting apparatus includes an LED provided with a light-emitting device and phosphor excited by light emitted from the light-emitting device to emit excitation light. A shielding part (for example, a mounting part (a base surface) of the LED and an erecting part) is provided in a region where light with chromaticity different from chromaticity being visible due to the light from the light-emitting device and the excitation light is radiated, the shielding part shielding the light with different chromaticity among lights radiated from the LED. The color unevenness caused by the illumination of the light with different chromaticity is reduced.

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: According to one embodiment, an optical element is provided with a paraelectric crystal, first and second pressers between which the paraelectric crystal is sandwiched, and fasteners. The paraelectric crystal has a periodic structure in which polarities are periodically inverted along a polarity period direction. The fasteners fix the first and second pressers to each other so that a predetermined pressure is applied in a direction intersecting with the polarity period direction, to the paraelectric crystal through the first and second pressers.

Abstract: The present disclosure provides one embodiment of an illumination structure. The illumination structure includes a light-emitting diode (LED) device on a substrate; a lens secured on the substrate and over the LED device; and a diffuser cap secured on the substrate and covering the lens, wherein the lens and diffuser cap are designed and configured to redistribute emitting light from the LED device for wide angle illumination.

Abstract: Light-emitting die (LED) Lamps, heat sinks, and related methods are provided. An LED lamp can include a mounting substrate having a top surface, a bottom surface and side edges. An LED package can be disposed on the top surface of the mounting substrate with the LED package comprising an LED chip. The LED lamp can include a heat sink that can include a heat sink base and a spacer extending upward from the base. The spacer can have a mounting area or pad distal from the heat sink base on which the bottom surface of the mounting substrate is disposed. The spacer can also have a width that is less than a width between the side edges of the mounting substrate. The LED lamp can further include a lens disposed over the LED package and the mounting substrate.

Abstract: A miniature SMD-HPLED replaceable lamp (10) comprising a main body (1) which can be alternatively made of ceramic or metallic material, an electrical connector (20) housed in said main body (1) and a PCB (3a) embedding an HPLED lighting source. The connector (20) is suitably designed both for assuring an electrical continuity between PCB (3a) and an external power supply and locking it in a slot (2) formed on said main body (1).

Abstract: A light harvesting lens module for collecting an ambient light includes a plurality of annular lenses. The annular lenses are arranged in order from center to outside to form a disc-structure. Each annular lens has a light-input curved surface and a light-output curved surface. The light-input curved surface is in opposition to the center. The light-output curved surface is in opposition to the light-input curved surface, and faces the center. The light is incident on the light-input curved surface, and is refracted and tend to concentrate by the light-input curved surface. Then, the light is emitted from the annular lens, and is refracted to the direction of the center by the light-output curved surface. The ambient light is able to be compressed into a point light by the lens module, so as to increase the concentration ratio and the compression ratio to further get the effective advantage.

Abstract: An air moving device includes a housing member, a rotary fan assembly, and a nozzle. The air moving device further includes a light source member mounted within the nozzle. The light source member can be placed within a flow of air moving out the end of the nozzle in a generally columnar pattern. The flow of air can be used to cool the light source member. A portion of the nozzle can be transparent, allowing the light from the light source member to emanate radially, as well as longitudinally.

Abstract: A headlamp system in accordance with the present invention includes (i) a laser light source unit including a light emitting section that emits light upon reception of a laser beam and (ii) an LED light source unit including an LED. The laser light source unit distributes light to a light-distributed spot, and the LED light source unit distributes light to a light-distributed area.

Abstract: A mirror reflective element sub-assembly for an exterior rearview mirror assembly includes an electrochromic mirror reflective element and a heater pad disposed at a fourth surface of the rear substrate, with the heater pad having a substantially non-light transmitting portion and a light transmitting portion. A mirror back plate is disposed at said heater pad and has a plate portion having a rear plate surface and having a front plate surface facing the heater pad. The mirror back plate has a first structure at the rear plate surface that is configured to attach at an actuator of an exterior rearview minor assembly. An indicator element is disposed at a second structure at the rear plate surface of the minor back plate. The indicator element, when its light source is activated, emits light through the light transmitting portion of the heater pad and through the minor reflective element.

Abstract: A lighting apparatus includes a light-transmitting member, a first light source, a second light source, and at least one laser-formed light-reducing baffle. The light-transmitting member is for transmitting light within the light-transmitting member. The first light source is for emitting a first light into the light-transmitting member. The second light source is for emitting a second light into the light-transmitting member. The at least one laser-formed light-reducing baffle is disposed in the light-transmitting member for reducing transmission of the first and second lights within the light-transmitting member.

Abstract: Reading light unit for a passenger service unit in an overhead panel above a number of passenger seats, comprising: a reading light having a light source for emitting light to a passenger seat an automatic adjustment arrangement, wherein it is further provided: a beam forming element for adjusting the light beam geometrical properties, and a light forming element for adjusting the light optical properties.

Abstract: A dual lighting apparatus includes a principal substrate, a first lighting device and a second lighting device. The first lighting device is integrated into a first plane of the principal substrate, the first lighting device having one or more first light emitting diode (LED) chips embedded therein. The second lighting device is integrated into a second plane of the principal substrate, the second lighting device having one or more second light emitting diode (LED) chips embedded therein. The first LED chip(s) emit light photons having a different wavelength than light photons emitted from the second LED chip(s).

Abstract: The present invention relates to an optical system for a motor vehicle, in particular for an indicating and/or lighting device, arranged to emit a light, the intensity of which is maximal in a given prioritized optical direction (20), including: a surface light source (30) exhibiting a front wall emitting a light, the intensity of which is maximal in a principal direction of emission (31), an optical guide (1) comprising an input face (2) and an output face (3) forming at least partly an outer face of the system, the system being arranged such that the light penetrates the guide through the input face (2) and escapes through the output face (3), the optical guide (1) being conformed such that the intensity of the light at the output of the system is maximal in a prioritized optical direction (20).

Abstract: The present invention is provided with a first lamp unit 4 and a second lamp unit 5. The first lamp unit 4 is provided with a semiconductor-type light source 14, a reflector 15, a shade 16, and a driving mechanism 17. The reflector 15 has a first reflection surface 21 and a second reflection surface 22. The first reflection surface 21 is adapted to emit lateral light distribution patterns CPL and CPR. The second reflection surface 22 is adapted to emit a light distribution pattern HP for high beam. As a result, according to the present invention, it becomes possible to obtain an arbitrary auxiliary light distribution pattern, such as a light distortion pattern for spot or a light distribution pattern for scattering other than the lateral light distribution patterns CPL and CPR.

Abstract: The present invention is provided with a semiconductor-type light source 2, a reflector 3, a shade 4, and a driving mechanism 5. The reflector 3 has a first reflection surface 9 and a second reflection surface 10. The first reflection surface 9 is a reflection surface adapted to reflect and emit incident light from among rays of light from the semiconductor-type light source 2 as a light distribution pattern for low beam LP. The second reflection surface 10 is a reflection surface adapted to reflect and emit incident light from among rays of light from the semiconductor-type light source 2 as a light distribution pattern for high beam HP. As a result, the present invention can provide a vehicle headlamp that employs the semiconductor-type light source 2 to thereby switch and emit the light distribution pattern for low beam and the light distribution pattern for high beam HP.

Abstract: An optical device for a motor vehicle, comprising a first surface light source emitting light rays wherein it comprises a reflecting optical system deflecting the light rays emitted by the first surface light source.

Abstract: An optical device for a motor vehicle, in particular a lighting and/or signaling device for a motor vehicle, comprising a main light source and an auxiliary light source, wherein the auxiliary light source comprises a surface light source.

Abstract: A vehicular lamp is provided with a light source and a projector lens. An incidence plane of the projector lens includes a first light distribution control surface configured to form a first light distribution pattern and a second light distribution control surface configured to form a second light distribution pattern which is formed above the first light distribution pattern.

Abstract: A headlight system in accordance with the present invention includes: a semiconductor laser element that emits laser light; a light-emitting section that upon receipt of the laser light emitted from the semiconductor laser element, emits illumination light which is both the laser light and fluorescence obtained by wavelength conversion of a portion of the laser light; and a diffusion plate that mixes the laser light and fluorescence which are contained in the illumination light emitted by the light-emitting section.

Abstract: The invention provides a textile product (1) having a lighting function. The textile product (1) comprises (a) a coated textile structure (2) comprising a textile (200) with a first textile coating (211) at a first side (210) and optionally a second textile coating (222) at a second side (220) of the textile (200); (b) a lighting unit (300) comprising a substrate (310) with a substrate surface (311) and a light source (330) comprised by the substrate surface (311), wherein the lighting unit (300) is arranged within the coated textile structure (2), wherein the lighting unit (300) is arranged to provide light (331) through the first textile coating (211), wherein the substrate surface (311) further comprises an electrically conductive connector part (340), and wherein the connector part (340) is arranged to supply electrical power to the light source (330) when electrically connected to an electrical power source (500).

Abstract: In a head lamp 1, relative positions of a laser light guide path in a tapered light guide section 20 and a parabolic mirror 5 are fixed. An optical fiber 10 and the tapered light guide section 20 are each provided so as to have a receiving end part where laser light is received and an emitting end part where laser light is emitted. The emitting end part of the optical fiber 10 is located near the receiving end part of the tapered light guide section 20.