Abstract: A wavelength conversion apparatus includes a wavelength conversion member that has an incident surface and an emitting surface and generates a wavelength-converted light by converting the wavelength of incident light that is incident on the incident surface and emits the wavelength-converted light from the emitting surface; and an antenna array including a plurality of antennas that are formed on the wavelength conversion member and arranged at a pitch P, which is equal to the approximate optical wavelength of the wavelength-converted light in the wavelength conversion member.

Abstract: A system for association-based scattering processing includes a spatial light modulator configured to modulate one or more of phase and amplitude of light irradiated from a light source to a target object. Additionally, the system includes processing circuitry configured to evaluate a field distribution for one localized illumination, induce a set of field distributions for a plurality of localized illuminations based on the field distribution for the one localized illumination, and apply the set of field distributions to the spatial light modulator, scanning a plurality of localized illuminations on the target object.

Abstract: An image capture apparatus includes a light source, a modulator configured to modulate light irradiated from the light source to a target object, an imaging device configured to generate image data by capturing one or more images of the target object, and processing circuitry. The processing circuitry is configured to drive the modulator by a first modulation signal, the first modulation signal being for irradiating a first pattern, drive the modulator by a second modulation signal, the second signal being for irradiating a second pattern, wherein the first pattern and the second pattern are irradiated alternately, modulate reflected light from the target object, the reflected light from the target object being detected at a lock-in detector, and generate an image composed of image data from the reflected light of the plurality of localized illuminations.

Abstract: A light source unit for a lighting tool for a vehicle includes a circuit board on which a light emitting element is provided and a socket main body having a board attachment section to which the circuit board is attached and a connector section electrically connected to the circuit board via lead terminals, wherein the board attachment section has a fixing terminal configured to fix the circuit board, and the circuit board has first hole sections, into which the lead terminals are inserted, and a second hole section, into which the fixing terminal is inserted, and is attached to the board attachment section by the lead terminals being fixed to a periphery of the first hole sections and the fixing terminal being fixed to a periphery of the second hole section.

Abstract: An ultraviolet light-emitting element includes a support substrate, a group III-V nitride semiconductor layer structure mounted on a mounting surface of the support substrate and including an n-type semiconductor layer, a light-emitting layer, a p-type cladding layer and a p-type contact layer stacked in this order on the support substrate, and an n-type electrode and a p-type electrode mounted on the n-type semiconductor and p-type contact layer, respectively. The support substrate has an indented portion formed on at least a part of a light emitting surface of the support substrate opposite to a mounting surface of the n-type semiconductor layer. An area of the n-type semiconductor layer surface exposed to the outside is at least 20% and at most 90% in largeness. Areas of the p-type contact layer surface and p-type electrode surface exposed to the outside are at least 5% and at most 50% in largeness.

Abstract: A vehicular lamp comprising a front lens body extending in a predetermined direction, and a first optical system and a second optical system disposed adjacent to each other along the predetermined direction behind the front lens body, the first optical system includes a first rear lens unit, and a first light source which emits light which is irradiated forward permeating the first rear lens unit and the front lens body, the second optical system includes a second rear lens unit, and a second light source which emits light which is irradiated forward permeating the second rear lens unit and the front lens body, wherein the light from the first light source forms a first light emitting region in the front lens body, and the light from the second light source forms a second light emitting region which overlaps with the first light emitting region in the front lens body.

Abstract: A light source apparatus includes: a laser light source; a fluorescent material plate including a laser beam irradiation region and being capable of emitting light generated by irradiating the laser beam irradiation region with a laser beam; a light scanning mechanism capable of scanning the laser beam irradiation region with the laser beam; a first transparent conductive film pattern disposed on the fluorescent material plate in the laser beam irradiation region; a second transparent conductive film pattern disposed on the fluorescent material plate outside the laser beam irradiation region and connected to the first transparent conductive film pattern to constitute a continuous series connection wiring; and an electric circuit electrically connected to the second transparent conductive film pattern, detect a change in a resistance value of the series connection wiring, and function to stop the driving of the laser light source when the resistance value falls outside a predetermined range.

Abstract: A vehicular lamp fitting, comprising a projection lens, a separator that is disposed behind the projection lens, a low beam light source and an ADB light source that are disposed behind the separator, wherein the separator includes an upper separator main body, and a lower separator main body, and a first region (a lower portion of an upper entry surface of the projection lens and an upper portion of a lower entry surface of the projection lens) matches the focal plane of the projection lens, a second region (a portion above the lower portion of the upper entry surface of the projection lens) is disposed ahead of or behind the focal plane of the projection lens, and a third region (a portion below the upper portion of the lower entry surface of the projection lens) is disposed ahead of or behind the focal plane of the projection lens.

Abstract: A vehicular lamp includes: a plate-like lens body including a front surface and a rear surface; and a light source provided at the rear of the lens body and emitting light rays of uniform luminance which are irradiated forward through the lens body to form a predetermined light distribution pattern. The front surface includes front lens cuts; the rear surface includes rear lens cuts facing the front lens cuts, respectively; the rear lens cuts are provided in respective inclined postures so that the output directions of light rays having entered the lens body while being refracted by the respective rear lens cuts and having been outputted through the respective front lens cuts are the same as one another; and distances between the rear lens cuts and the front lens cuts are adjusted so that the luminances of light rays outputted through the respective front lens cuts are made uniform.

Abstract: A vehicle lighting apparatus that illuminates a frontward direction of a vehicle includes: first and second light source units each having a light source main body and a light-focusing optical system that focuses light emitted from the light source main body; a reflection-type digital light deflection device that is configured by arranging a plurality of mirror elements each of which can be slanted around a rotation movement axis and each of which can be individually switched between an ON slanted state and an OFF slanted state and that reflects the light, focused by the first and second light source units, by the mirror element of the ON slanted state to form a reflection pattern; and a projection optical system that illuminates a frontward direction with light reflected by the reflection-type digital light deflection device, wherein light incident on the reflection-type digital light deflection device by the first and second light source units is overlapped.

Abstract: A light-emitting device in which a light-emitting element and a substrate are reliably bonded to each other and which has high operation stability is provided. The light-emitting device includes the substrate, the light-emitting element disposed on the substrate with a bonding layer interposed therebetween, and a resin body configured to surround and cover entire side surfaces of the light-emitting element, and have a bottom surface having any of a curved surface shape and a planar surface shape that faces the substrate and is configured to be distant from the substrate between the resin body and the substrate as a distance from the side surface of the light-emitting element increases.

Abstract: A lighting tool for a vehicle includes a first condensing optical system configured to condense a first beam at a first condensing magnification, a second condensing optical system configured to condense a second beam at a second condensing magnification, and a projection optical system configured to project the first beam and the second beam forward, wherein each of a condensing point of the first beam condensed by the first condensing optical system and a condensing point of the second beam condensed by the second condensing optical system are adjusted according to a rear-side focus of the projection optical system.

Abstract: A vehicle lamp tool providing a controller which calculates the luminance distribution of light distribution pattern, an optical device which generates light distribution pattern in an illuminatable area D and a first driving circuit which drives the optical device. The controller transmits a first light distribution correction signal for correcting the inclination of a current light distribution pattern to the first driving circuit if the inclination angle of a vehicle with respect to vertical direction indicated by a detection signal received from a vehicle height sensor is equal to or less than a threshold value. The first driving circuit transmits a first correction driving signal based on the first light distribution correction signal to the optical device. The optical device drives an LD and a light deflector to correct the current light distribution pattern.

Abstract: A semiconductor light emitting element includes a structure in which a first clad layer having a first conductivity type, an active layer in which a quantum well layer is enclosed between barrier layers, and a second clad layer having a second conductivity type opposite to the first conductivity type are sequentially laminated on at least a substrate, wherein the quantum well layer is constituted by an In-based compound semiconductor that does not contain Al, and the active layer contains a higher concentration of Al than at least the barrier layer in an interface between the quantum well layer and the barrier layer where changing from the quantum well layer to the barrier layer when seen from a side of the substrate.

Abstract: To achieve improved visibility and alleviation of discomfort during light emission of a vehicular lamp using LEDs. The vehicular lamp includes a control part for outputting a control signal indicating light luminous intensity emitted from a light source and a light source driving part for driving the light source based on the control signal, where the light emitted from the light source driven by the light source driving part repeats a predetermined luminous intensity change pattern at a predetermined cycle, and where the predetermined luminous intensity change pattern includes a first section where the luminous intensity is increased instantaneously from a lowest to a highest value, a second section where the luminous intensity is maintained at the highest value, a third section where the luminous intensity is decreased from the highest to the lowest value, and a fourth section where the luminous intensity is maintained at the lowest value.

Abstract: A laser module has a base portion having a metal holding portion; a laser light source fixed to the base portion; an optical outputting portion deriving the laser light from a collimating optical system out of the base portion. The collimating optical system includes an input lens receiving the laser light from the laser light source; and an output lens receiving the laser light from the input lens and outputting the laser light to the optical outputting portion, each located in order from the laser light source. The input lens is a convex lens fixed in a first cylinder body made of metal and welded to the holding portion. The output lens is a convex lens having a focal point length longer than that of the input lens and held by the holding member glued to the base portion.

Abstract: A side-edge type surface light emitting apparatus includes: a light guide plate having a first light emitting surface, a light distribution controlling surface opposing the first light emitting surface and a light incident surface; a light source disposed on the light incident surface; a first prism sheet having multiple first prisms opposing the first light emitting surface and a second light emitting surface opposing the multiple first prisms; a light absorbing sheet opposing the light distribution controlling surface; and a second prism sheet having a flat surface opposing the light distribution controlling surface and multiple second prisms opposing the light absorbing sheet, the multiple second prisms being perpendicular to the light incident surface of the light guide plate.

Abstract: A light-emitting device having high output and high contrast with simple configuration is provided. The light-emitting device includes a substrate, a light-emitting element disposed on the substrate, a light-transmitting member disposed on the light-emitting element, and a covering body disposed on the substrate so as to surround the light-transmitting member and cover a side surface of the light-transmitting member. The covering body has a particle group including a plurality of metal oxide particles having a light scattering property and dispersed in the covering body, and the metal oxide particles existing in the vicinity of the side surface of the covering body have a portion having a bandgap smaller than that of other portions in each particle.

Abstract: The present invention provides a panel capable of switching between a state transparent to external light, a point light emitting state, and a surface light emitting state. Provided is a transparent panel provided with light emitting function, including: an LED die; a light transmitting substrate for LED, on which the LED die is mounted; a wiring pattern provided on a surface of the light transmitting substrate for LED and bonded to the LED die; and a light diffusing panel laminated on the light transmitting substrate for LED. The light diffusing panel includes: a pair of light transmitting substrates for liquid crystal; a liquid crystal layer sandwiched between the pair of light transmitting substrates for liquid crystal; and transparent conductive films disposed on the light transmitting substrates for liquid crystal, and is switchable between a transparent state and a light diffusion state.

Abstract: Provided is an optically transparent plate having a structure where an LED die is directly mounted on an optically transparent substrate, and light extraction efficiency is improved. The optically transparent plate comprises, an optically transparent substrate, a wiring pattern placed on either of a surface on the upper side and a surface on the underside of the optically transparent substrate, or on both of the surfaces, and the LED die bonded to the wiring pattern. A reflective layer is placed on the other side, of the surface of the optically transparent substrate on which the LED die is mounted. At least a part of the wiring pattern and at least a part of the reflective layer comprise a conductive material obtained by sintering conductive particles.