49results about "Light sources" patented technology

A light source module (11), a lamp holder module (12), and a lamp system (1). The light source module (11) comprises: a light source (111), a thermally conductive fixing base (112), a protective module (113) and a quick-release connecting element (114), wherein the light source (111) has a light-emitting diode array unit (1111) and a lamp panel (1112), the light-emitting diode array unit (1111) being arranged on one side of the lamp panel (1112); the thermally conductive fixing base (112) has a first thermally conductive surface (1121) and a second thermally conductive surface (1122), the other side of the lamp panel (1112) being arranged on the first thermally conductive surface (1121); the thermally conductive fixing base (112) and the light source (111) are arranged inside the protective module (113), and the second thermally conductive surface (1122) is exposed outside of the protective module (113); and the quick-release connecting element (114) is arranged on the protective module (113).

The application discloses a Christmas tree decoration lamp and a connecting method, which comprises a first connecting structure, a second connecting structure, a third connecting structure and a connecting wire, the first connecting structure comprises a first main plug and a first branch plug, the second connecting structure comprises a second main plug and a second branch plug, and the third connecting structure comprises a third plug and a lamp tube; the first main plug is connected with a power supply interface; the first connecting structure is fixed on a main rod of an object in a ring shape; a plurality of second main plugs are connected with first branch plugs at different heights; the second connecting structure is annularly arranged on a plane of the main rod of the object; the third plug is connected with the second branch plug; and the third connecting structure is horizontally spread and attached to a branch rod of the object. The Christmas tree decoration lamp is provided with T-shaped foolproof structures at the connecting positions of the second branch plug and the second main plug, so that the positive and negative poles are prevented from being connected in error, the Christmas tree decoration lamp is not easy to be disconnected during transportation and placement, and the Christmas tree decoration lamp has the characteristics of stability, easy operation and strong adaptability.

A light adjustment device includes a panel unit in which a plurality of light adjustment panels are stacked in a first direction, each light adjustment panel being shaped as a polygon and including a first substrate that is translucent and a second substrate that is translucent and overlapping the first substrate, and a light source disposed on one side relative to the panel unit in the first direction.

A lighting device (1, 11, 111) for an object, such as a wind turbine, comprises a lighting means space (3) which is delimited at least in sections by at least one window (31), and at least one lighting means (4) arranged in the lighting means space (3) which is designed to emit lighting light in a radial direction (R) through the window (31), further comprises a receiving space (5) separate from the lighting means space (3) for receiving electronic components, which receiving space is arranged offset in an axial direction (A) relative to the lighting means space (3).

A lighting device that connects one or more first devices (11) contained in a first local network to one or more second devices (21) contained in a second local network that is different from the first local network, wherein the lighting device comprises: a first processor configured to communicate wirelessly with the one or more first devices (11) via a first communication protocol; a second processor configured to communicate wirelessly with the one or more second devices (21) via a second communication protocol different from the first communication protocol; a controller configured to switch between causing the first processor to communicate wirelessly with the one or more first devices (11) and causing the second processor to communicate wirelessly with the one or more second devices (21); a power supply (143) configured to power a light source (141); and a lighting control (142) configured to control light emission through the light source (141) based on the current from the power supply (143), the control system is further configured such that: when the first processor receives initial information from the one or more first devices (11), it causes the second processor to send the initial information to the one or more second devices (21) via the second communication protocol; and when the second processor receives a second piece of information from the one or more second devices (21), it causes the first processor to send the second piece of information to the one or more first devices (11) via the first communication protocol, and the lighting control (142) is configured to cause the light source (141) to emit light according to one of the lighting scenes, one of which is based on the first information and one of which is based on the second information.

Lighting system with at least two light guides (8; 52-58), wherein the at least two light guides (8; 52-58) each have an input area (14) and an output area (12), and at least two radiation sources (16-22, 28, 30; 50), wherein a first radiation source of the at least two radiation sources (16-22, 28, 30; 50) comprises a first radiation surface (26) pointing towards an input area (14) of a first light guide of the at least two light guides (8; 52-58), and wherein a second radiation source of the at least two radiation sources (16-22, 28, 30; 50) comprises a second radiation surface (26) pointing towards an input area (14) of a second light guide of the at least two light guides (8; 52-58), characterized in that a first distance is provided between the input area (14) of the first optical fiber of the at least two optical fibers (8;52 - 58) and the radiation surface (26) of the first radiation source of the at least two radiation sources (16 - 22, 28, 30; 50) and a second distance between the coupling surface (14) of the second optical fiber of the at least two optical fibers (8; 52 - 58) and the radiation surface (26) of the second radiation source of the at least two radiation sources (16 - 22, 28, 30; 50) differ.;

Disclosed is a lamp (100) for a vehicle, including: an array module (200m) having a plurality of micro Light Emitting Diode (LED) chips disposed thereon and having a shape concave in a first direction; and a lens system (1040) configured to change a waveform of light output from the array module (200m), and having a optical power of a convex nature.

The invention relates to a substrate (2) for one or more light sources for a lighting and / or luminous signalling module for a motor vehicle, comprising a substrate (4) made of a heat-conducting material, preferably made of metallic material; at least one light source (12) such as a light-emitting diode, with a surface for mounting on the substrate (4), in thermal contact with the latter; and a circuit for controlling the power supply (10) of the one or more light sources (12). The circuit for controlling the power supply is electrically connected to the one or more light sources by means of metal wires welded on the surface (16) by the technology commonly referred to as "wire / ribbon bonding". The invention also relates to a method for assembling such a substrate.

The invention relates to a light module (1) for a motor vehicle signaling device, comprising a plurality of selectively controllable light sources (2); each light source comprising an elementary light generator and a photoluminescent element covering the elementary light generator and capable of absorbing light rays emitted by this generator and emitting, in response, light rays of different wavelengths, characterized in that each light source comprises a plurality of walls made of a reflective material, each wall in contact with a lateral surface of the photoluminescent element, and the plurality of walls defining an enclosure surrounding the photoluminescent element of this light source. Figure to be published with the abstract: Fig. 1

This invention belongs to the technical field of cosmetic boxes, especially to intelligent lighted cosmetic box, which includes a top cover and a bottom cover. The top cover is hinged with the bottom cover, and a magnetic suction mechanism is provided at the connection of one side of the top cover and the bottom cover. The inner cavity of the top cover is fixedly connected with a lighting component through bolts, and a fixing groove is opened at one end of the top cover with the fixing groove being concave downward. By using batteries, circuit boards, and USB power interface, the light strip inside the cosmetic box can be recharged and powered, providing bright light intelligently. Light-shielding plate can soften the light emitted from the light strip, allowing users to have a clearer view while applying makeup without being obstructed, greatly enhancing the user experience and meeting the needs.

Disclosed are Christmas tree decoration lights and a connection method, the Christmas tree decoration lights include a first-level connecting structure being composed of a first-level main plug and a first-level branch plug, a second-level connecting structure being composed of a second-level main plug and a second-level branch plug, and a third-level connecting structure being composed of a third-level plug and lamp tubes; the first-level main plug is connected with a connection power interface, the first-level connecting structure is fixed on a main pole of an object, and a plurality of the second-level main plugs are connected with the first-level branch plugs at different heights; the second-level connecting structure is annularly surrounded on a plane of the main pole of the object, the third-level plug is connected with the second-level branch plug, and the third-level connecting structure is horizontally spread out and attached to a support rod of the object.

An arrangement is provided for a vehicle lamp having a flexible printed circuit board, a means of reinforcement of one area of the flexible printed circuit board that is connected to the flexible printed circuit board, an LED that is arranged in this area on the printed circuit board, and a means of shaping light that can be emitted by the LED. The means of shaping light includes at least one light-shaping optical means, and the means of reinforcement is connected to the means of shaping light. The means of reinforcement includes at least one protruding element that comes into contact under tension with a connecting element of the means of shaping light or with a connecting element connected to such means and / or engages an indentation of the connecting element.

Disclosed is a lighting device having a light source having a first optical element that emits light having directivity and a second optical element, and one liquid crystal optical element that transmits or transmits and diffuses light emitted from the light source, the light source being configured so that the first optical element and the second optical element make the emission direction of light different, the liquid crystal optical element having a first electrode group that opposes the light emission surface of the first optical element, and a second electrode group that opposes the light emission surface of the second optical element and is disposed adjacent to the first electrode group, the first electrode group having a first transparent electrode and a second transparent electrode that is disposed alternately with the first transparent electrode, the second electrode group having a third transparent electrode and a fourth transparent electrode that is disposed alternately with the third transparent electrode, the pitch at which the first transparent electrode and the second transparent electrode are disposed alternately being different from the pitch at which the third transparent electrode and the fourth transparent electrode are disposed alternately.

The application discloses a long-life self-powered light source based on a radioisotope, which comprises a reflecting layer, and at least one layer of a mixture of a radioisotope source and a luminophore is coated on the reflecting layer; the radioisotope source is in a powder form, and the luminophore is a low-dimensional material. The light source structure is based on the mixture of the radioisotope source and the luminophore, and a protective layer is additionally designed, so that the light source structure has the advantages of high energy conversion efficiency, safety and economy. The powder radioisotope source and the low-dimensional luminophore can further improve quantum efficiency, reduce cost, reduce weight and simplify a preparation process, so that the light source structure has wide application potential and economic benefits in various application scenarios.

Disclosed is an internally illuminated bioreactor, and related algae production methods, that employ integrated in-water grow light assemblies configured to manage the heat generated by lighting elements, such as light emitting diodes (“LEDs”) on the in-water grow lights. The bioreactor includes an outer shell and one or more in-water grow light fixtures positioned within the outer shell that are positioned around the perimeter of a hollow, internal tube. The lighting elements and internal tube are themselves contained within a preferably clear, exterior tube of the light fixture that allows light generated by the lighting elements to pass through to the algae culture inside of the growth chamber. A heat management system is provided for cooling the light fixture using forced directed through the hollow, internal tube from the top to the bottom of the tube, out from outlets at the bottom of the internal tube, and upward in the fixture through buoyancy of the warmed air, and thus without additional mechanical air handling devices. As the air moves upward between the lighting elements and the exterior tube, it draws additional heat away from the lighting elements. The warmed air is ultimately exhausted from the top of the lighting fixture. Each lighting fixture preferably also includes a cleaning system that enables the automated cleaning of the outer surface of the exterior tube of the lighting fixture, thus preventing newly formed algae from collecting on the lighting fixture and ensuring a continuous flow of light from the fixture into the algae culture throughout algae production.

The invention relates to a lighting unit for an optical inspection system, which has several lighting units with which an object to be inspected can be illuminated from different directions at different times, and the light reflected back from the object by the different lighting units can be detected with at least one line camera, and a control unit that controls the lighting units synchronously with image acquisition and for a subsequent evaluation of the different images. It is provided that the at least one lighting unit has at least one mounting base body with a profile, such that mounting surfaces for base boards with soldered semiconductor lighting elements are formed that are closely adjacent to each other and arranged at an angle to the longitudinal axis of the lighting unit, and the mounting surfaces are inclined relative to the longitudinal axis of the lighting unit by an illumination angle. Furthermore, the mechanical fixing of the base boards to the mounting surfaces is achieved by means of spring force or snap-fit ​​connections, and the electrical contacting of the base boards is accomplished by soldering, bonding with conductive adhesive, or by means of contact elements on a conductive track. Such illumination units are particularly suitable for stereo-photometric surface analysis of an object's surface.

A holder (1) for an SMD (2) has a frame (10) for receiving the SMD (2), electric contacts (11) for contacting the SMD (2), and electric contacts (12) for connecting to an environment. An assembly (3) of the holder (1) and an SMD (2) contacted to the holder (1) is mounted on a circuit carrier (4). The frame (10) of the holder (1) may have various angles (15) relative to a plane (40) defined by the circuit carrier (4). The assembly (3) may be in thermal contact with a heat sink (5).

A method for forming a printed circuit board (100), comprising (a) Providing a substrate made of a first malleable polymer material, wherein the substrate has at least one electrical conductor on a surface; (b) Laminating a cover layer of a second malleable polymer material onto the substrate to form a flexible printed circuit board (104), wherein the at least one electrical conductor is arranged between the cover layer and the substrate, the cover layer having a plurality of holes which expose at least part of the at least one electrical conductor; (c) electrically connecting light-emitting diodes (LEDs) (108) to exposed sections of the at least one electrical conductor; and (d) Heating the flexible printed circuit board (104) by applying a force to cause the flexible printed circuit board (104) to bend and assume a shape with an arcuate cross-section; and (e) Cooling the flexible printed circuit board (104) until the shape is fixed, thereby forming a thermoformed printed circuit board (100) with an arc-shaped cross-section, wherein step (d) comprises: Arranging the flexible printed circuit board (104) in a mold (200), wherein the mold (200) has an upper half (204) and a lower half (202), wherein the upper half (204) has an elongated, convex longitudinal projection (212) having a channel (218) corresponding to a position of the LEDs (108), wherein the channel (218) has a size that prevents the LEDs (108) from touching the upper half (204) when the mold (200) is closed, wherein the lower half (202) has an elongated, concave longitudinal recess (210) for receiving the longitudinal projection (212) of the upper half (204), wherein the longitudinal projection (212) and the longitudinal recess (210) have a similar arcuate cross-section; Closing the mold (200) while the mold (200) and the flexible printed circuit board (104) are heated at a thermoforming temperature; and Holding the mold (200) in a closed position to give the printed circuit board (100) a shape with an arc-shaped cross-section, wherein the mold (200) has slots (220) in the lower half (202) for receiving longitudinal edges of the printed circuit board (100) and arranging the flexible printed circuit board (104) in the mold (200) includes inserting the printed circuit board edges into the slots (220).

A respiratory ventilation device—configured to send an airflow, generated by a fan, into a duct that extends between the device and a breathing mask configured to be worn by a user—comprises an air inlet intended to admit air into the device; a fan; and an air outlet configured to be connected to the duct, such that, when the fan is in operation, the air flows from the air inlet successively toward the fan and then toward the air outlet. The device also comprises a flow rate sensor configured to measure a flow rate of air circulating through the device, and / or a pressure sensor configured to measure a pressure between the fan and the air outlet. A control unit is connected to the flow rate sensor and / or to the pressure sensor. The device also includes at least one source of light.

A lighting device includes a light source having a first optical element and a second optical element emitting directional light, and one liquid crystal optical element transmitting or diffusing the light emitted from the light source. The first and the second optical elements include a first and a second light exit surfaces, and the first and the second light exit surfaces are arranged to direct in different directions. The liquid crystal optical element has a second electrode group arranged adjacent to a first electrode group. The first electrode group has a first transparent electrode and a second transparent electrode. The second electrode group has a third transparent electrode and a fourth transparent electrode. A pitch at which the first transparent electrodes and the second transparent electrodes are alternately arranged is different from a pitch at which the third transparent electrodes and the fourth transparent electrodes are alternately arranged.

A light source apparatus includes a first-light-source unit including one or more types of semiconductor light sources and for emitting a first ultraviolet light, a second-light-source unit including one or more types of semiconductor light sources and for emitting a second ultraviolet light differing in at least one of central wavelength and spectrum from the first ultraviolet light, a light tunnel for guiding each of the first ultraviolet light and the second ultraviolet light, and a mixing optical system provided within the light tunnel and configured to mix the first ultraviolet light and the second ultraviolet light to obtain a third ultraviolet light, wherein an inner surface of the light tunnel is a reflective surface for reflecting the first ultraviolet light, the second ultraviolet light, and the third ultraviolet light, and the third ultraviolet light obtained through mixture by the mixing optical system is emitted by the light tunnel.

The invention discloses a transparent conductive substrate and a manufacturing method thereof, a transparent display screen and a transparent lamp strip, and belongs to the technical field of LED transparent display. The manufacturing method comprises the following steps: preparing the transparent insulating film, the metal foil and the metal wire woven mesh; the metal foil is die-cut into a bonding pad through a die-cutting process, the metal wire woven mesh is die-cut into a strip-shaped metal wire woven mesh, the metal foil and the strip-shaped metal wire woven mesh are compounded on the rubber surface of the transparent insulating film, and the metal wire is in direct contact with the metal foil bonding pad or is in indirect contact with the metal foil bonding pad through a rubber layer; and fixing by rolling or laminating. The metal wire woven mesh is adopted to replace traditional continuous copper foil to serve as a main wire, light rays penetrate through gaps between adjacent metal wires, and the light transmittance is remarkably improved; the plurality of independent metal wires can independently release thermal stress in a high-temperature process, so that wrinkles, dead folds and fractures are avoided; and meanwhile, a die cutting composite process is adopted to replace traditional etching, copper materials are saved by more than 40%, and the manufacturing cost is greatly reduced. The transparent conductive film can be widely applied to transparent display screens, transparent lamp strips and other transparent conductive fields.

A feature detection lighting system includes a housing having a first end provided with a mounting structure and a second end defining a peripheral profile. An inner surface is arranged between the first end and the second end of the outer cover, and a protruding surface is defined on the inner surface. The light sources are fixed to the protruding surfaces of the inner surface of the outer cover, and the power supply cable is arranged between the protruding surfaces of the outer cover. The outer edge of the outer cover can be provided with a notch through which all or part of an object to be detected can pass.

A track lighting system (100) is provided. The track lighting system comprises a power track (110) and a lighting device (120). The lighting device comprises a main body (126), a support (122), and a controller (128). The main body comprises a first LED light source (144) and a first end surface (132) comprising a first light exit window (140) for conveying along a first main optical axis (OA1) first light emitted by the first LED light source. The main body comprises a second LED light source (146) and a first side surface (134) extending from the first end surface to a second end surface (130) opposite the first end surface, wherein the first side surface comprises a second light exit window (140) for conveying second light emitted by the second LED light source. The support comprises a connector (148) configured to connect electrically and mechanically the lighting device to the power track. The support comprises a hinge member (124), connected to the main body such that the main body is pivotable relative to the support, wherein a tilt angle (θ) of the main body is defined by a first axis (A1), normal to a plane in which the power track extends, and the main optical axis. The controller is configured to control a first luminous flux of the first light (L1) emitted by the first LED light source and a second luminous flux of the second light (L2) emitted by the second LED light source in dependence of the tilt angle (θ).