Abstract: The present invention relates to alight-emitting panel (1) comprising: a first panel sheet (11), the first panel sheet being optically transparent; a second panel sheet (12); and a cellular support panel (10) sandwiched between the first panel sheet and the second panel sheet. The cellular support panel comprises optically transparent cell walls (13) defining a plurality of tubular channels (14) extending from the first panel sheet towards the second panel sheet. The light-emitting panel (1) further comprises a two-dimensional light-source array (15;16;24;27) comprising a plurality of light-sources (18a-b;19a-b) each being arranged to emit light into at least one of the tubular channels of the cellular support panel. Various embodiments of the present invention provide a cost-efficient light-emitting panel with advantageous light-emission and mechanical properties.

Abstract: An outdoor camping lamp, which comprises a handle, a top cover, a shade, a lamp socket assembly and a plurality of batteries, the lamp socket assembly includes a lamp socket, a housing, a battery installing bracket and a bottom support, the upper end of the lamp socket is connected with the lower end of the shade, the lower end of the lamp socket is connected with the upper end of the housing, the upper end of the battery installing bracket is connected to the lower end surface of the lamp socket, and the lower end of the battery installing bracket is connected to the upper end surface of the bottom support; both the battery installing bracket and the bottom support are arranged in the housing. With this structure, it is more convenient for replacing the batteries, and parts loss can be avoided, thereby ensuring normal working.

Abstract: An illuminated window arrangement having insulating glazing is described. The illuminated window arrangement has: composite glass pane, at least one circumferential connection element between the composite glass pane and a lower pane, and LED housing fastened to a side edge of the lower pane, an LED printed circuit board fastened to the LED, an electrical connector fastened to the LED printed circuit board, and sheathing of the LED, the LED printed circuit board, and the electrical connector.

Abstract: A light source device includes a first excitation light source which emits first excitation light having a wavelength in a first wavelength region, a first optical member, a second optical member and a holding member which holds the first optical member and the second optical member. The first optical member converts at least part of the first excitation light to emit first wavelength converted light, and increase divergence angle of the transmitted first excitation light by a first incremental angle. A second optical member is disposed in a region including an optical axis of the first excitation light, and increases the divergence angle of the transmitted first excitation light by a second incremental angle larger than the first incremental angle.

Abstract: Liquid cooled LED systems are disclosed. Embodiments of the invention provide an LED lighting system in which the LED devices are cooled by circulating liquid or fluid. In example embodiments, a flow return member provides a way for a fluid medium to enter and exit an envelope containing the LED devices. An additional cooling mechanism, such as a radiator or thermoelectric cooler can be provided. The optically transmissive fluid medium can be, for example, oil or a fluorinated or halogenated liquid or gel, and can optionally provide index matching. The fluid medium can optionally include a phase change material in order to enhance cooling. In some embodiments, a pump is used to circulate the fluid medium. However, the optical envelope and/or the flow return member could also be oriented so that the fluid medium circulates by gravity and/or temperature difference.

Abstract: An illumination module may include at least one flexible carrier for a plurality of heat sources, including light sources, wherein the carrier is provided for being bent over at least part of its width.

Abstract: A connection to an electrical supply for a lighting system can be configured to facilitate deployment of the lighting system in a cramped space, for example in a shallow overhead plenum. The lighting system can comprise a housing for the light source. One or more sides of the housing can extend about the light source, for example circumferentially around the light source or otherwise laterally enclosing the light source. The electrical connection can be provided at a side of the housing, resulting in a low profile.

Abstract: A vehicular lamp includes a light source, a cooling fan configured to cool the light source, a light source power supply module configured to drive the light source for emission of light, and a control module configured to execute an abnormal rotation detection of the cooling fan and to control the light source power supply module so that the quantity of light emitted from the light source is reduced in response to a detection of abnormal rotation.

Abstract: A connecting device for light fixtures has a lens fixing plate, a light fixture assembly, a button, a first spring, a connecting rod and a buckle. The buckle is fixedly connected to the light fixture assembly. A mounting base is disposed on the lens fixing plate. One end of the connecting rod is located in an inner cavity of the mounting base and the other end thereof is extended out from the mounting base. The end of the connecting rod extending out from the mounting base is provided with a boss, and the connecting rod located in the inner cavity of the mounting base is sleeved with the first spring. The button is connected to the end of the connecting rod located in the inner cavity of the mounting base.

Abstract: A lens for distribution of light from a light emitter having an emitter axis. The lens includes an inner surface defining an inner cavity and including a substantially cross-sectionally convex inner region along an open end of the inner cavity and a substantially cross-sectionally linear inner region joining the substantially cross-sectionally convex inner region and extending therefrom toward the emitter axis. The convex region is configured for refracting emitter light rays toward the emitter axis. The lens further includes an outer surface receiving the light from each of the inner regions. A lens flange surrounds the lens and has an outer flange surface extending radially outwardly from the lens outer surface at positions axially spaced from the light emitter. The convex inner region is configured to refract emitter light to the outer surface such that the outer flange surface is substantially free from receiving any emitter light.

Abstract: A vehicle direction indicator light includes a light source and a light emitting body. The light emitting body guides light to the outside of the vehicle, and includes an outer emitting surface facing the outside of the vehicle, an inner emitting surface facing the inside of the vehicle, and a tip surface connecting the inner and outer emitting surfaces and facing a front or rear side of the vehicle. The outer emitting surface has a step shape in which a first surface portion that faces the outside of the vehicle and a second surface portion that faces the front side or the rear side of the vehicle are alternatingly connected to each other in a longitudinal direction of the vehicle. Light emitted through the second surface portion and the tip surface has a higher intensity than the light emitted through the first surface portion.

Abstract: An illuminated vest comprises an enclosure including a light-emitting diode and control electronics that control the light emitting diode. Coupled to the enclosure is a belt made of passive material. A limb loop is created by an optical fiber structure that includes a first end and a second end. The light-emitting diode is optically coupled to the first end of the fiber optic structure. The optical fiber structure is also independent of passive material, such that the optical fiber structure forms a structure for the vest.

Abstract: A luminous glazing unit for a vehicle, includes a first pane of mineral or organic glass having a first main face, a second main face and a side face, a diode support, diodes facing an edge of the second face of the first pane, referred to as the injection face, a device for extracting the guided light, a cap covering the diodes, which is leaktight against one or more fluids, in particular liquid water or water vapor, the cap is facial, facing the second face, and is associated with an interfacial element for interfacial sealing against the one or more fluids, and/or the diode support at least is provided with at least one moisture protection layer and/or an encapsulation such as a varnish of the silicone, epoxy or acrylic type.

Abstract: Disclosed is an illuminating apparatus including a housing including a lower plate and a side plate and a light emitting module including a substrate disposed on the lower plate and a plurality of light sources disposed on the substrate to be spaced apart from each other, wherein a height of the side plate is determined as a value obtained by dividing a separation distance between adjacent ones of the light sources by a value obtained by multiplying a tangent value of a max intensity angle of each of the light sources by a luminance compensation factor.

Abstract: The present invention relates to a grid-shaped lighting module (13; 23) comprising: a plurality of electrically conducting wires (15a-b) defining a grid with nodes (16a-c); and a plurality of solid-state light-sources (17a-c) each being arranged at a respective one of the nodes and connected to two electrically conducting wires of the plurality of electrically conducting wires. The electrically conducting wires (15a-b) are pleated such that the grid-shaped lighting module (13; 23) exhibits a 3D-topography. Various embodiments of the present invention provide improved mechanical stability and allows for thin illumination panels based on the grid-shaped lighting module.

Abstract: Light device (1), comprising a light circuit (4) including at least one light emitting unit (6), a light diffusion panel (3), and a light housing (2) for mounting the light circuit (4) and light diffusion panel (3), wherein the thickness of the assembled light device (1) is approximately three millimeters or less, the length of the light device (1) and the length of the light diffusion panel (3) are at least approximately five times the width of the light device and the width of the light diffusion panel (3), respectively, and the light circuit (4) is arranged next to the light diffusion panel (3), the at least one light emitting unit (6) being arranged to emit light into at least one side edge of the light diffusion panel (3).

Abstract: A surgical light that uses multiple LEDs to produce superior illumination. Heat sinks are used to help dissipate heat produced from the LEDs. The light from the LEDs is directed, using collimizers, into fiber optic cables. The fiber light from the optic cables, using an LED combiner, is then combined and focused on a working area. The LED combiner may include an adjustable lens so that the device's illumination may be focused at multiple focal distances and with varied areas of illumination. The LEDs may be powered by a battery and may comprise one or more red LEDs, one or more blue LEDs, and one or more green LEDs. The surgical light may be used configured for use with headlamps, surgical scopes and the like.

Abstract: The present invention relates to a lighting device (1) comprising: a carrier (106, 206, 306), an electrode pattern comprising at least a first carrier electrode (214, 312) arranged on the carrier, and an opto-electronic module (102, 202, 302, 402). The opto-electronic module (102, 202, 302, 402) comprises: a first, a second, a third and a fourth electric contact point arranged to together define a tetrahedron; a first light source (208, 308, 408) arranged to emit light in response to an AC-voltage being applied between the first electric contact point (216, 316, 416) and the second electric contact point (218, 318, 418); and a second light source (210, 310, 410) arranged to emit light in response to an AC-voltage being applied between the third electric contact point (220, 320, 420) and the fourth electric contact point (222, 322, 422).

Abstract: A synthetic resin globe for a light-emitting device is produced by molding an intermediate product with an injection molding die, softening the intermediate product in a heating apparatus, expanding it with compressed air in a die to form a globe shape, transferring a concavo-convex shape formed in a core of the injection molding die to form a concavo-convex shape on an inner wall of the intermediate product, so that the concavo-convex shape can be easily formed into a desired shape in a lower part of an inner wall of the globe.

Abstract: A planar lighting device comprises: a mounting substrate having a conduction pattern having an extension part formed on a base material, and a cover member is arranged on the conduction pattern, wherein the cover member has an opening that exposes together the two lands of the two adjacent light sources, and wherein the extension parts comprise: a first extension part formed to extend from a first end portion of the lands toward the light guide plate and to extend under the cover member; a second extension part formed to extend from a second end portion, toward the light guide plate and the other land of the pair of the lands and to extend under the cover member; and a third extension part formed to extend from the first end portion, toward an opposite side to the light guide plate and to extend under the cover member.