Abstract: A light source optical system includes: a first optical system configured to guide a first light beam having a first wavelength emitted from a light source to a wavelength conversion element; the wavelength conversion element configured to convert the first light beam into a second light beam having a second wavelength different from the first wavelength, and emit the second light beam; and a second optical system through which the second light beam emitted from the light conversion element passes. The second optical system includes a light guide element configured to guide a portion of the second light beam from one end surface of the light guide element to the other end surface of the light guide element to separate the portion of the second light beam from the second light beam.

Abstract: Example embodiments relate to methods and systems for performing management of a luminaire network. One example embodiment includes a method of performing management in a luminaire network that includes a plurality of luminaires and a control system. Each luminaire of the plurality of luminaires is configured to operate in accordance with at least one profile which defines one or more settings of the luminaire in function of time. The method includes retrieving, by the control system, traffic data from at least one traffic database, preferably vehicle and/or pedestrian traffic data. The method also includes retrieving, by the control system, weather data. Additionally, the method includes predicting, by the control system, for each luminaire motion related conditions for a future period of time based on the retrieved traffic data and the retrieved weather data, preferably motion related conditions influencing the motion behavior of vehicles and/or pedestrians circulating in the vicinity.

Abstract: A reinforced waterproof outdoor lamp, including a first electric conductor, a second electric conductor, a light emitting source, a waterproof plug, a lamp holder, a lamp housing and waterproof glue. The waterproof plug is formed on the first electric conductor and the second electric conductor by means of a mold through plastic filling or injection molding.

Abstract: An underwater light having a replaceable light-emitting diode (LED) module and cord assembly is provided. The underwater light includes a lens, a bezel, a screw, a cable attachment assembly, a mounting flange, a rear housing, a fastening assembly, an internal lens, a printed circuit board (PCB) including light-emitting diodes (LEDs) mounted thereon, a heat sink, and an electronics assembly. The assembly of the underwater light provides for the dissipation of heat away from the PCB thereby cooling the LEDs and electronic components mounted thereon. The electrically non-conductive nature of the exterior components of the underwater light permit the underwater light to be installed in any location in a pool or spa. Since the exterior of the underwater light is electrically non-conductive, no specific bonding or grounding of the underwater light is necessary.

Abstract: A vehicle lamp includes: a lamp housing; a lamp cover; an illumination unit disposed in a lamp chamber; a radar configured to acquire radar data indicating surroundings of a vehicle by emitting an electromagnetic wave outside the vehicle; a concealing part that faces the radar to conceal the radar from the outside of the vehicle and is configured to let the electromagnetic wave emitted from the radar through; a support member that is fixed to a vehicle body and is configured to support and fix the radar; and a positioning part that is disposed between the concealing part and the support member and is configured to position the radar to the concealing part. The concealing part is formed integrally with the lamp cover. The positioning part is fixed to the concealing part and is configured to engage with the support member elastically.

Abstract: Provided are an apparatus and a method for analyzing a state of a vehicle occupant and performing illumination and image output control by a projector in units of a screen sectioned area of a vehicle ceiling, in accordance with an analysis result. There is provided a data processing unit configured to execute state analysis of an occupant of a vehicle and execute output control of a projector in accordance with an occupant analysis result. The data processing unit performs projector control of outputting illumination light having luminance determined in accordance with the occupant analysis result, in units of a sectioned area of a screen of a vehicle ceiling on which projector output light is outputted. The data processing unit analyzes a state of an occupant on the basis of a camera-captured image, and outputs illumination light having luminance determined in accordance with an occupant state, in units of a screen sectioned area above each occupant.

Abstract: An LED lamp includes a heat dissipation lamp holder, an LED lamp panel mounted on a front side of the heat dissipation lamp holder; a light-transmitting panel covering the LED lamp panel. The LED lamp further includes a snap-fit assembly, the snap-fit assembly includes a snap-fit member connected to the heat dissipation lamp holder, a first elastic member, and a button. A second elastic member is provided between the button and the heat dissipation lamp. The snap-fit member abuts against the button. When the snap-fit member is reset, an end of the snap-fit member abuts against the light-transmitting panel, the button is in a pressed state and the snap-fit member presses against the button. When the snap-fit member is in a pulled-out state, the end of the snap-fit member is detached from the light-transmitting plate, the button is bounced and abuts against the snap-fit member.

Abstract: An assembly, in particular an underwater optical assembly is provided. The assembly comprises a tubular wall mount, a housing and a seal. The wall mount has a cylindrical bore portion and the housing comprises a head and a stem rearwardly protruding from the head along an axis. The head defines a chamber with a window for dry housing an optical device in the chamber and the stem comprising an enclosed channel in fluid communication with the chamber. The stem has a cylindrical stem portion mated to the bore portion. The assembly is configured such that in an assembled configuration the stem portion fits the bore portion in an axial direction, the head is located in front of at least the bore portion of the wall mount, the housing being attached to the wall mount and plugging the wall mount with the seal extending substantially radially between the stem portion and the bore portion sealing the assembly circumferentially watertight.

Abstract: A safety carrier includes a body (100) in which a storage space is formed, a communication unit (110) which is accommodated in the body (100) and receives a control signal from an external terminal device (200), a sensing unit (120) which detects a front surface and a rear surface of the body (100) based on a direction in which the body (100) lies, a control unit (130) which performs control so that a color, a blinking method, a state, and the like of a display unit (140) positioned to be exposed at an outer surface of the body (100) are displayed on the front surface detected by the sensing unit (120) based on the control signal input to the communication unit (110), and a battery unit (150) accommodated in the body (100) and electrically connected to the display unit (140).

Abstract: A ceiling, wall- or surface-mounted light fixture with a housing containing one or more external visible light sources to illuminate the space where the light fixture is mounted, one or more emitters inside or outside the housing to destroy bacteria, viruses, and pathogens in area inside or outside the housing, and one or more fans inside the housing that recirculate the air in a space and subject the air to bacteria, viruses, and pathogen-destroying influence inside the housing, destroying bacteria, viruses, and pathogens in the air passing though the housing.

Abstract: The present disclosure relates to the technical field of lamps and lanterns, and provides a firework light. The firework light includes a housing, first connecting assemblies, second connecting assemblies and light tube assemblies. The housing is arranged as a sphere. A plurality of connecting assemblies are provided. The first connecting assemblies are connected with the housing. The interiors of the first connecting assemblies communicate with the interior of the housing to form an accommodating cavity. A plurality of second connecting assemblies are provided. The second connecting assemblies are arranged in the accommodating cavity formed by the first connecting assemblies and the housing. A plurality of light tube assemblies are provided. The light tube assemblies are arranged corresponding to the first connecting assemblies. The light tube assemblies are detachably and fixedly connected with the housing through the corresponding first connecting assemblies.

Abstract: An electronic module can include a first housing defining a housing cavity, the first housing defining a first end and a second end positioned opposite from the first end, the first end defined by a shaft of the first housing, the shaft defining external threading, the first housing defining a housing opening to the housing cavity at the second end; an LED lamp board positioned within the housing cavity, the LED lamp board configured to emit light through the housing opening; a power supply driving module positioned within the housing cavity at least partially between the LED lamp board and the shaft; and a first concentric terminal connected in electrical communication with the power supply driving module, the first concentric terminal extending at least partially through the shaft, the first concentric terminal configured to rotatably connect in electrical communication with a second concentric terminal.

Abstract: An industrial lighting device includes a driving module, a main light-emitting module and a top light-emitting module. The driving module has a top surface and a protrusion portion. The main light-emitting module is fixed at the protrusion portion. The top light-emitting module is disposed on the top surface, and includes a heat dissipation base, a top light source board and a top cover. The heat dissipation base is provided with a base body, an outer wall and a central fixation portion. The central fixation portion is disposed at the center of one side of the base body. The outer wall is disposed on the base body and surrounds the central fixation portion, such that an accommodating space is formed between them. The top light source board is disposed in the accommodating space and the top cover is disposed on the outer wall in order to cover the accommodating space.

Abstract: An ultra-thin downlight includes a heat radiator, a light source module, a protective cover and a light cover. The inner side of the heat radiator is provided with a central hole. The light source module includes a circuit board, a plurality of light-emitting elements and a driving element. The circuit board is fixed on the assembling portion of the heat radiator, and the light-emitting elements and the driving element are disposed on the circuit board, such that each of the light-emitting elements protrudes from the central hole. The protective cover is disposed on the circuit board to cover the light-emitting elements and the driving element. The protective cover is corresponding to the central hole. The light cover is combined with the installation portion of the heat radiator to cover the protective cover.

Abstract: A finishing shroud for a downlight includes an annular body including an upper section extending downward from a rim to a lower section extending downward from the upper section to a horizontal flange extending outward radially to a perimeter extremity. The upper section has tensionable couplings extending outward from the upper section to contact surfaces configured to frictionally engage an inner surface of a downlight housing. A light-flow pathway extends through the annular body from an inlet defined by the rim to an outlet defined by the lower section. A finishing flange extends outward radially from the perimeter extremity to a perimeter edge, is tensionable, has a normal orientation extending upward from the horizontal flange to the perimeter edge, and is tensioned when flexed out of the normal orientation to an activated orientation.

Abstract: There is provided a display device having a configuration suitable for increasing a screen size and reducing a thickness while ensuring adequate strength. The display device includes: a frame structure having a plurality of extrusion molded members coupled to one another; a display panel; and an intermediate member attached to the frame structure and holding the display panel.

Abstract: A lighting assembly includes a heat-sinking housing, a lens, a light source module including at least one LED, and an AC to DC converter to receive an AC voltage and supply regulated electrical energy to power the light source module. The housing includes a closed rear wall and a sidewall that defines a housing cavity containing the at least one LED. The closed rear wall and the sidewall are formed of a heat conductive material to conduct heat generated by the light source module. The assembly has a front end face, and at least one exterior width dimension of less than 3½ inches. In one example, a circular recess defined along an inner edge of the front end face contains the lens in the assembly. In another example, the front face includes a tool-less mating mechanism, for example a twist-and-lock mechanism comprising multiple flanges and/or slots.

Abstract: A light fixture with self-test ability of sealing includes a light head with a head housing, a light source for emitting light and generating heat, and a temperature sensor and an air pressure sensor for respectively detecting the temperature and air pressure inside the head housing are provided in the head housing. A controller is further included for determining the sealing performance of the head housing based on the detection results of the temperature sensor and the air pressure sensor. The head housing is provided with a waterproof breathable valve allowing the internal space of the head housing in air communication with the external space of the light fixture. A switch is configured which is capable of switching between two states by unblocking/blocking the waterproof breathable valve to make the internal space of the head housing in air communication with the external space of the light fixture or not.

Abstract: An apparatus for use in indoor agriculture is provided, the apparatus comprising a plurality of elongate supports connected to at least one common manifold. Each elongate support within the plurality of elongate supports comprising: a main body having a first side; at least one inlet in fluid communication with the at least one common manifold; a plurality of outlets; and a channel within and extending along substantially the length of the main body between the at least one inlet and the plurality of outlets.

Abstract: Provided are a light emitting module and a spotlight. The light emitting module has a first substrate having an upper surface and a lower surface; an LED array and multiple first wires disposed on the upper surface of the first substrate. The LED array includes multiple first LEDs emitting light of a first color and multiple second LEDs emitting light of a second color different from the first color. A second substrate is disposed over or peripheral to the first substrate. A plurality of second wires provided on the second substrate. The second wires are respectively electrically connected with the first wires to connect first LEDs in series or in series-parallel and to connect the second LEDs in series or in series-parallel. The second wires are electrically connected with a driving apparatus configured to drive the first LEDs and the second LEDs to emit light through the first wires.