Abstract: Keyboards and other electronic input devices have a key or keys with glyphs that are invisible to an unaided human eye in a first condition, such as when an underlying display attached to the key is not emitting light. The glyphs are visible through the key or keys when the display emits light. A one-way visibility layer or structure obscures the visibility of the display when viewed from above, but when the display emits light, the light penetrates through the one-way visibility layer, such as by passing through an array of microperforations in the key, and is visible to an onlooker.

Abstract: A laser-based fiber-coupled wide-spectrum light system is provided. The system includes a laser device and one or more phosphor members configured and arranged to provide wide-spectrum emissions. One or more fibers are configured and arranged to receive the wide-spectrum emissions.

Abstract: In an embodiment a reflector optical system includes a reflector body having a rotational symmetry about a longitudinal axis and including a first reflector optic portion having a substantially concave shape and a second reflector optic portion extending along the longitudinal axis, the first reflector optic portion facing the second reflector optic portion, wherein the first reflector optic portion includes a plurality of first reflective surfaces and the second reflector optic portion includes a plurality of second reflective surfaces in spaced light-receiving relation to the plurality of first reflective surfaces.

Abstract: A light source device includes: a plurality of independently operable light emitting devices; a first lens facing the light emitting devices; and a second lens facing the first lens. A lower face of the first lens facing the light emitting devices includes: an entrance part located in a center where light from the light emitting devices enters, and a light guide part located outward of the entrance part and configured to guide light entering the entrance part. A lower face of the second lens facing the first lens includes a Fresnel lens face including a plurality of annular protruding portions.

Abstract: The embodiments of the present disclosure provide a driving backplate and a display device adopting the following solutions. The driving backplate comprises: a substrate; a first reflective layer disposed on the substrate; the first reflecting layer is provided with a plurality of first openings; an outline of the first opening comprises a plurality of first grooves; a functional element disposed within the first opening; and a dispensed portion arranged at a periphery of the functional element, and at least part of the first groove is filled by one side of the dispensed portion close to the first reflecting layer.

Abstract: A light source device includes: a plurality of independently operable light emitting devices; a first lens facing the light emitting devices; and a second lens facing the first lens. A lower face of the first lens facing the light emitting devices includes: an entrance part located in a center where light from the light emitting devices enters, and a light guide part located outward of the entrance part and configured to guide light entering the entrance part. A lower face of the second lens facing the first lens includes a Fresnel lens face including a plurality of annular protruding portions.

Abstract: The disclosure discloses a light source module of a luminaire including a light source board, a heat dissipating component, a first sleeving component, and a second sleeving component, wherein the heat dissipating component includes a mounting base portion; the second sleeving component is sleeved on the first sleeving component and presses the light source board on the mounting base portion; the light source board includes illuminators; the first sleeving component has an avoidance space, and the illuminators are located in the avoidance space; and at least a region, opposing to the illuminators, of the second sleeving component is a light transmission region.

Abstract: The invention relates to a device for acquiring data on a target, said device having an active imaging channel comprising: a laser source transmitting laser beams having the same angle of divergence and a direction of propagation, the propagation directions all belonging to the same plane and being angularly spaced at the same spacing angle equal to M times the angle of divergence, a unit for deflection of the laser beams according to M positions, the deflection unit being able to deflect the laser beams in the plane of the divergence angle, and the plurality of positions defining, in the plane, for each laser beam, a continuous angular sector for transmitting the laser beam, and a detector comprising a plurality of receivers specific to a laser beam.

Abstract: A light filtering assembly is installed in a lens module, including a fixed mount having a hollow part, a light filter at the hollow part, a shutter annularly disposed on the light filter, and a binding element. The hollow part is annularly formed by a support part extending from the fixed mount toward the hollow part. A first binding space is formed between the support part and the fixed mount, extending the outer periphery of the light filter and the shutter into the first binding space. An adhesive material is injected into the first binding space, and is then cooled down to form the binding element in the first binding space, so as to stop the light filter and the shutter at the hollow part as well as fix the light filter and the shutter on the fixed mount.

Abstract: A phosphor element includes: a phosphor part having an incident face for excitation light, an opposing face opposing the incident face, and a side face, the phosphor part converting at least a part of the excitation light incident onto the incident face into a fluorescence and emitting the fluorescence from the incident face; an integral low refractive index layer on the side face and opposing face of the phosphor part and having a refractive index lower than that of the phosphor part; and an integral reflection film covering a surface of the low refractive index layer. The area of the incident face of the phosphor part is larger than the area of the opposing face.

Abstract: A bow fishing illumination system for support on a vessel and including a bank of illumination modules that extend outboard of the vessel so as to illuminate a water surface about the vessel. The bank of illumination modules includes a support housing, a reflective member disposed with the support housing and having a reflective surface, and an array of LED's disposed with the support housing in a manner to have their light beam extend away from the support housing. The array of LED's includes a plurality of LED's that are arranged in at least one spaced apart linear array. A joystick controller is mounted on the vessel and includes a base used for the purpose of mounting the joystick controller, a joystick mounted to the base, a first button on the base that is separate from the joystick for controlling a locking feature, and a second button on the base that is separate from the joystick for controlling an auto pilot feature.

Abstract: The present invention relates to an illumination system for a vehicle, including at least a first projection device for projecting at least one pixelated light source defining at least a first projection envelope and at least a second projection device for projecting at least one pixelated light beam defining at least a second projection envelope and configured to project at least one pictogram, wherein at least a first projection envelope and the at least a second projection envelope have at least one area of overlap.

Abstract: A lighting lamp has a lamp body and an end cover assembly, the lamp body includes a strip lamp holder, a circuit board, a light source, a optical lens and two reflecting barriers; the reflecting barriers and the optical lens are integrally formed, and the bottom of the reflecting barriers presses the top surface of the circuit board when the optical lens is fixedly connected to the strip lamp holder. The present invention has a simple and compact structure, and is easy to assemble, the assembly process takes up less space, and is more suitable for automated production.

Abstract: A Light Emitting Diode (LED) device, particularly a micro-LED (?LED) device, suitable for a ?LED display is described. The LED device comprises a LED array with a plurality of LEDs 12. It also comprises at least one top contact and bottom contact electrically connected to the LED array. Further, it comprises a conductive structure arranged above the LED array and the top contact, respectively, and electrically connected to the top contact. The conductive structure is, regarding each LED of the LED array, configured to absorb a first part of the light emitted by the LED, and to pass a second part of the light emitted by the LED. An emission angle (beam angle) of the passed light is thereby smaller than an emission angle of the light emitted by the LED.

Abstract: A light-emitting device includes a concentrator, a first tubular body surrounding the concentrator, one or more first light-emitting elements disposed at a position corresponding to the concentrator, and a plurality of second light-emitting elements. The first tubular body is transparent. The first tubular body has a plurality of recesses formed in an end portion of the first tubular body. Portions of the first tubular body between the recesses form light guide portions. The plurality of second light-emitting elements are disposed at positions corresponding to a plurality of the light guide portions.

Abstract: To form a light distribution pattern having a light illuminance distribution desirable for a vehicular lamp while reducing the temperature bias of a liquid crystal element. A vehicular lamp system capable of variably setting an irradiation pattern of light irradiated to the surroundings of an own vehicle including a light source, a first optical system for making uniform the intensity distribution of light from the light source, a liquid crystal element for modulating light emitted from the first optical system to form an image, a driving unit for driving the liquid crystal element, and a second optical system for projecting the image formed by the liquid crystal element, wherein the vehicular lamp system has a central axis in which the image incident on the plane including the central axis is projected at a relatively large enlargement ratio as it is farther from the central axis.

Abstract: The invention relates to an illumination system converting light beams into wide-angle light transmissions. It includes i) a cylindrical member having a cone-shaped depression in a distal end; and ii) a semi-circular member having an inner radial surface adjacent to a sidewall of the cylindrical member; and angled upper and lower annular surfaces extending from the cylindrical member and meeting at an outer radial edge. A light beam entering the proximal end of the cylindrical member strikes a first edge of the cone-shaped depression and is reflected out as a first light transmission; or it strikes a second edge of the cone-shaped depression, is reflected against the upper and lower annular surfaces, and exits the cylindrical member as a second light transmission parallel to the first diffused light transmission. At least one light path passes through a diffuser on the cylindrical member.

Abstract: An adaptor to drive DC powered light emitting device from an AC power source includes a main body having a first coupler configured to be connected to an external AC socket, a printed circuit board (PCB) disposed in the main body, an auxiliary body having a second coupler configured to be connected to the DC powered light emitting device, and a flexible, adjustable length connector extending outwardly from the main body between the PCB and the second coupler.

Abstract: A vehicle light assembly includes a housing. A light source is positioned within the housing. A lens is coupled with the housing. The lens defines a first surface and a second surface. A plurality of optical gratings is integrally defined in at least one of the first and second surfaces. The plurality of optical gratings is arranged in a spaced apart configuration.

Abstract: Automatic light control system for a Luminaire with a light source and beam forming light collector with and intense hotspot. The Luminaire automatically selects a large aperture when a gobo is selected. When no gobo is selected then a medium aperture is automatically selected. In some embodiments these selections can be overridden. In some embodiments the large and medium aperture are on a non-glass gobo wheel. In further embodiments, when blackout is selected, this wheel automatically advances ½ position or 1 and ½ position so as to support a blackout state of the fixture until a non-blackout condition is selected.

Abstract: A display device has a housing, a video generator, and a mirror. The mirror has a mirror body and a supported portion. The mirror body has a plate shape. The supported portion is provided at at least one end portion in a first direction of the mirror body, and is supported by the housing to be rotatable around a rotating axis along the first direction. The mirror body has a first portion and a second portion. The first portion is located at a position overlapping the supported portion in a second direction crossing a thickness direction and the first direction of the mirror body. The second portion is located at a position different from the supported portion in the second direction. Rigidity per unit width of the first portion in the second direction is greater than rigidity per unit width of the second portion in the second direction.

Abstract: A downlight apparatus includes a main housing, a light module, a diffusion cover and a light guide. The main housing has a surrounding wall and a base part. The light module is attached to the base part for emitting a first light and a second light. The diffusion cover is fixed to a bottom end of the surrounding wall, for converting the second light to a peripheral light on an exterior surface of the diffusion cover. The light guide has a light entrance side facing to the base part for directing the first light through the light guide to escape at a light escape side of the light guide. The light escape side of the light guide is surrounded by diffusion cover.

Abstract: A lighting device comprises a solid optical collimator (6?), the collimator comprises a truncated cap having an inside surface (10?) operating in total internal reflection and having a small base opening into a frustoconical through recess that is coaxial with the cap and at the centre of which a light source (8?) is placed, and having a refractive large base such that incident light emitted by the light source is guided in totality by the inside surface towards the large base of the cap. The recess of the collimator is disposed in the cap in such a manner as to have a small base open and coinciding with the small base of the cap.

Abstract: An optical device that allows the usage of an extended light source in a more compact device is provided. The optical device may be configured to collimate light of a light source (270) along an optical direction. The optical device (200) may comprise a source surface (215), a forward surface (210), a lens body (250) and a peripheral element (240). The source surface is arranged to receive light and may comprise a central portion (220) and a Fresnel portion (230). The Fresnel portion includes at least one tooth (233n) for deflecting light. The forward surface is arranged to output, along the optical direction, at least the deflected light into a collimated light. The source surface and the forward surface delimit the lens body. The peripheral element may be arranged to reflect light internally reflected at the forward surface by total inner reflection towards the optical direction to contribute to the collimated light.

Abstract: A vehicle lamp fitting comprises a lens and a semiconductor light source. The lens is composed of an incident surface and exit surfaces divided into upper region, middle region, and lower region. The exit surface in the upper region and the exit surface in the lower region emit a first light distribution pattern and a fifth light distribution pattern, respectively, which are symmetrical or substantially symmetrical with respect to a vertical line extending from the top to bottom of a screen.

Abstract: A light fixture includes a housing, an optic, and a wing. The housing is configured to house at least one light source of the light fixture. The wing extends from the side of the housing. In some embodiments, the housing and wing are monolithically formed as an integral unit. In other embodiments, the optic and wing are monolithically formed as an integral unit. According to further embodiments, the housing, optic, and wing are monolithically formed as an integral unit.

Abstract: The present invention is a modular indoor farm lighting system. The lighting system is comprised of a frame comprising two or more retaining members and one or more support members. The retaining members are adapted to retain corrugated panels. The corrugated panels have light emitting diode (LED) bars disposed within their troughs. Each LED bar will be provided onto a combiner board. The combiner boards will provide each LED bar with power, and hold 4 LED bars in the preferred embodiment. The system may be hung by a carabiner and rope system to be attached to the vertical components of the support members.

Abstract: The invention relates to a lighting device (1) for a motor vehicle headlight, comprising a light module (2) with at least one light emission source (10), a primary lens (100) and a secondary lens (300), wherein said primary lens (100) comprises at least one light-conducting ancillary lens (102) which is designed to direct light (50) captured by the at least one light emission source (10) through at least one light-emitting surface (103) of the ancillary lens and on to the secondary lens (300) arranged downstream in optical longitudinal axial direction (150), and wherein the secondary lens (300) is designed to image a light distribution, which forms on the light-emitting surface (103) of the ancillary lens, in an area in front of the lighting device (1).

Abstract: A device and a method for controlling at least one headlight for a motor vehicle involve a control apparatus, at least one sensor configured to detect information about objects in a surrounding area of the motor vehicle and to supply the detected information to the control apparatus. The headlight can be adjusted by the control apparatus depending on at least one detected object. A range between at least one light source and at least one lens of the headlight can be adjusted by the control apparatus in order to adapt a projection of the light source to the at least one detected object.

Abstract: A backlight unit including a frame having a bottom area and a sidewall area extended from the bottom area; a single substrate located in on the bottom area of the frame, a plurality of optical assemblies being mounted on the single substrate; a reflection sheet located the frame and configured to reflect light emitted by the optical assemblies; and an optical sheet located over the reflection sheet. Further, the reflection sheet a first sheet area corresponding to the bottom area of the frame; a second sheet area corresponding to the sidewall area of the frame; and a cut portion cut from the first sheet at one portion abutting on one side of the single substrate.

Abstract: A lens of a vehicle light assembly includes a front curved light exit surface, a rear light entry surface spaced apart from the curved light exit surface along an optical axis and convexed rearwardly, left and right reflection surfaces connected to the light entry surface, and left and right flank surfaces connected to the left and right reflection surfaces and to the curved light exit surface. A minimum distance of each flank surface from the optical axis is greater than a maximum distance of each reflection surface from the optical axis.

Abstract: A light-signaling system includes three lighting modules, each including two projectors fixed together. Each projector includes an elongated cylindrical lens defined by a horizontal generatrix direction, and a linear light source parallel to the generatrix direction, for emitting a luminous flux. The cylindrical lens is capable of generating and projecting a main flat light beam within a predefined azimuthal angular sector that is greater than 60°. The two projectors of the same lighting module are arranged such that the generatrix direction of the first projector and the generatrix direction of the second projector form an angle of 120° the bisectrix of which defines the main direction of the lighting module.

Abstract: Lens for a lighting device of a motor vehicle includes a rear face designed to be oriented toward a light source of the lighting device, and a convex front face designed to be oriented toward the roadway being illuminated. The lens has a median vertical plane designed to be substantially orthogonal to the roadway, the front face having a first zone of diffusion with microstructures adapted to diffuse the light emitted by the light source, the first zone of diffusion extending in the median vertical plane. The front face furthermore includes at least two second zones of diffusion each one having microstructures adapted to diffuse the light emitted by the light source, the two second zones of diffusion being situated on either side of the median vertical plane. The microstructures of the two zones of diffusion have a depth absolutely greater than the depth of the microstructures of the first zone of diffusion.

Abstract: An elongate multipartite lens arrangement for luminaires for influencing light emitted by an illuminant including a first elongate optical element having a first longitudinal axis and at least one second elongate optical element having a second longitudinal axis which is disposed downstream of the first optical element in the light guiding direction and is separate from the first optical element, wherein at least the first optical element has at least one defined light entrance region provided along the first longitudinal axis and serving for introducing light from the illuminant into the lens arrangement, and wherein the second optical element, for the light guiding of the lens arrangement, interacts optically with the first optical element in order to continue the light guiding of the first optical element. A luminaire, including a multiplicity of illuminants and an elongate multipartite lens arrangement is also disclosed.

Abstract: The present invention relates to a light emitting device (100) comprising: a substrate (102); a light emitting diode structure (106) arranged on the substrate (102), the diode structure (106) comprising a first semiconducting layer (108), an active region (110) and a second semiconducting layer (112), wherein a light output surface of the diode structure comprises a plurality of protruding surface structures (104) each having a peak height, a sidewall slope (122) and orientation in relation to the substrate, the plurality of protruding structures (104) comprising a first set and a second set of protruding surface structures, the first set and second set of protruding surface structures differing by at least one of the peak height, sidewall slope and orientation in relation to the substrate. The invention also relates to a method for manufacturing a light emitting device where the protruding surface structures are formed by imprint lithography to form a three-dimensional pattern and subsequent etching.

Abstract: A nonlinear optical assembly of alert light has two nonlinear optical halves obtained by symmetrically dividing the nonlinear optical assembly along an optical reference plane. Each optical half has a base, which takes a nonlinear and curved form with one side thereof corresponding to the optical reference plane and having a junction surface. A light entrance portion and a light exit portion are on two opposite sides of the optical reference plane. The two optical halves are assembled to form the nonlinear optical assembly with the junction surfaces therebetween. The nonlinear optical assembly reduces molding and manufacturing requirements. Given the light exit portions of the optical halves, each light entrance portion corresponds to multiple bulged portions for the nonlinear optical assembly to provide uniform lighting effect.

Abstract: A light emitting device package includes a reflective unit having a first surface and a second surface opposing the first surface and having a through hole formed in a central portion of the reflective unit to penetrate through the first and second surfaces, a light emitting device disposed in the through hole and externally exposed to one of the first and second surfaces, and an optical device disposed on the first surface of the reflective unit to cover the light emitting device. The optical device allows light generated by the light emitting device to be partially transmitted and partially reflected to be emitted externally.

Abstract: An automotive light includes a rear body; a front lenticular half-shell which closes the mouth of the rear body and is provided with at least one transparent/semi-transparent portion; and at least one lighting assembly which emits light upon command and is located within the rear body to backlight the transparent/semi-transparent portion of the front lenticular half-shell; the lighting assembly being provided with a planar OLED light source which faces the inner surface of the front lenticular half-shell and includes at least one plate-like OLED which emits light in a distributed way from its front and rear faces; and a rear refracting member facing the rear face of the OLED that re-directs light that exits from the rear face of the OLED towards a transverse light passage in the OLED in a direction such that the light can traverse the OLED and exit from the front face of the OLED.

Abstract: An LED lamp is enhanced by adding an integral control receptacle, wherein a frame structure of the lamp having a horizontal top surface is adapted by attaching a photocontrol receptacle on the top surface and wiring it for powering some pins of the receptacle and for connecting some pins for controlling functions of the LED lamp. The control is provided by plugging a suitable controller into the receptacle. Advantageously, a metal plate is attached between the receptacle and the lamp frame, thereby enhancing performance in ways that include heat sinking, blocking uplight, reflecting added light down and outward. Additional lighting effects are derived from optionally shaping the plate, providing different surfaces on it, and/or attaching more LEDs on it.

Abstract: An LED lightbulb is disclosed. The LED lightbulb includes an LED array mounted to a circuit board having at least two different sets of LEDs that emit correspondingly different spectra when energized. The LED lightbulb also include a interior reflective surfaces and a dome shaped diffuser lens that eclipses a portion of the LED array. The LED array, the interior reflective surfaces and the dome shaped diffuser lens are position within a cavity formed by a housing with cooling fins and an outside diffuser lens. The LED lightbulb also include a base portion for electrically coupling to a power source of a light fixture that is either an incandescent light fixture or a fluorescent light fixture. In accordance with the embodiments of the invention the LED lightbulb include a driver circuit for providing output power to the LED array from a power source having a ballast or a power source without a ballast.

Abstract: A luminaire, in particular a downlight, comprises a light source and a reflector, the reflector having a light entrance end and a light exit end, the light entrance end comprising at least one light entrance aperture with an edge and the light exit end comprising a light exit aperture. A luminaire shade encompasses the reflector at least partially. A first portion of the light source light is emitted by the reflector through the light exit aperture and a second portion is emitted through the luminaire shade. The light source is an LED. The luminaire includes a light guide arranged near the light entrance aperture between the LED and light exit end so at least some LED light enters into the light guide, the light guide comprising a light-guiding area extending perpendicular to the longitudinal extension of the reflector at least partially beyond the edge of the light entrance aperture.

Abstract: A light source module including a substrate, a plurality of light emitting devices installed on the substrate, and a plurality of lenses installed on the substrate to cover the plurality of light emitting devices, respectively, and each of the plurality of lenses having a pair of open end portions facing one another, the plurality of lenses arranged such that an open end portion of one lens faces an opened end portion of an adjacent lens is provided.

Abstract: A luminous flux control member (100) has: a light input region (110), to which light having been outputted from a light emitting element (210) is inputted; and a light output region (150), from which the light having been inputted from the light input region (110) is outputted. The input region (110) has: a refracting section (120); a reflection fresnel lens section (130), which is positioned outside of the refracting section (120); and a reflecting surface (140), which is positioned outside of the reflection fresnel lens section (130). The reflecting surface (140) reflects, toward the light output region (150), the light which has been inputted to the reflection fresnel lens section (130), and which has not been reflected (the light leaked from the reflection fresnel lens section (130)).

Abstract: A lamp includes a single emitter structure having a substrate with 25 or more light emitting diodes (LEDs) arranged thereon and a power rating of 80 Watts or more, a total internal reflection (TIR) lens with a plurality of refractive surface regions disposed on the step-shaped upper surface of the optical body, and a holder having a plurality of tabs disposed along an inside rim of the holder and configured for radial compression fit with a flange of the lens, and three or more support members configured for centering the optical body member with respect to the single emitter structure.

Abstract: Disclosed are optics over a light source, such as, but not limited to, an LED on a circuit board. The optic does not entirely encapsulate the LED but rather includes an inner surface such that an air gap exists between the optic and the LED. The optic may include a lens and may conform to the shape of the circuit board.

Abstract: A vehicle lamp is provided which includes a toroidal lens 30 which extends into an arc shape so as to surround a light source 20 from a front side thereof. By adopting this configuration, light emitted from the light source 20 is allowed to emanate from the toroidal lens 30 as it is as diffuse light in a horizontal plane in which the toroidal lens 30 extends, while the light is allowed to emanate from the toroidal lens 30 as parallel light in a vertical plane. Furthermore, a front surface 30Aa of a central portion 30A of the toroidal lens 30 in the direction in which the toroidal lens 30 extends into the arc shape is formed so as to be displaced rearwards relative to an imaginary extensional plane C1 from front surfaces 30Ba of general portions 30B which are situated at both sides of the central portion 30A.

Abstract: An illuminating apparatus includes a light source and an optical member that controls light distribution of light emitted from the light source in a forward direction. A plurality of prisms extending in one direction are provided on one principal surface of the optical member in regions on both sides when divided at a virtual plane that includes a reference axis. The plurality of prisms include reflecting prisms that reflect light from a light source that is disposed virtually on the reference axis and emit this light from the optical member. The light source is disposed such that its optical axis is shifted in one direction relative to the reference axis.

Abstract: A projection lamp utilizing light emitting diodes (LEDs) includes a housing, a lamp board positioned on the housing, an upper covering the lamp board, and a lens positioned above the upper cover. The lamp board includes a plurality of LEDs. A majority portion of the housing and the upper cover is composed of thermally conductive materials. The housing includes a plurality of latch holes, the upper cover includes a plurality of latching chambers corresponding to the latch holes, and the lens includes a plurality of latching members extending through the latching chambers to engage the housing latch holes.

Abstract: A high mast lighting apparatus includes a shroud having a reflective surface. The shroud is configured to receive a lighting element therein. The reflective surface includes a reflective cone extending between a top portion of the shroud and the lighting element for directing light generated by the lighting element toward an open end of the shroud.

Abstract: A method for manufacturing an optical lens includes providing an uncured light diffusion body, the light diffusion body comprising a first optical surface located at a bottom thereof, and a second optical surface located at a top thereof and arranged oppositely to the first optical surface, the light diffusion body defining a receiving cavity recessed from a central portion of the second optical surface toward the first optical surface; introducing a light transmissive material doped with diffusion particles into the receiving cavity to a desired thickness; and solidifying the light transmissive material and the light diffusion body. An optical lens manufactured by the method and a light source module incorporating the optical lens are also provided.