Abstract: A polymer luminaire including a polymer housing having a longitudinal axis. An electrical board is mounted to an inner surface of the housing. The electrical board has an outer surface defining a plane extending at an angle to horizontal when the longitudinal axis of the housing is oriented parallel to horizontal. A light source is mounted to the electrical board and electrically connected to the electrical board for emitting light from the housing.

Abstract: An underwater light sheath device and method for installation for preventing water from leaking out of bodies of water—pools and spas—through a niche housing such as that caused by a broken conduit opening. The sheath device is located over the conduit opening of a niche housing and designed to provide a water-tight seal over a conduit opening of a niche housing. An electrical cord of the light fixture is positioned through the sheath device and conduit opening of the niche housing.

Abstract: Some embodiments of the present disclosure a tape measure atmosphere lamp. wherein a housing assembly, and a rocker assembly, a base, a roller, a light strip and a circuit module that are all mounted in the housing assembly, where the rocker assembly is hinged to the base, the base is fixedly connected with the roller, the roller is rotationally connected with the housing assembly, the light strip is wound in a circumferential direction of the roller, and the light strip is electrically connected with the circuit module. The rocker assembly is turned over relative to the base, such that the rocker assembly can protrude out of or get hidden in the housing assembly. The base and the roller can be driven to rotate by rotating the rocker assembly, such that the light strip is extended or retracted relative to the housing assembly.

Abstract: A light generating device (100) comprising a plurality of solid state light sources (10) and a housing (120) comprising side wall elements (20). The light sources (10) are enclosed by the side wall elements (20), and the light generating device (100) generates >=90% of light source light (11) within a triangular prism having a top angle (?)<=180°. The side wall elements (20): —each have a first side (21) directed inwards facing the light sources (10) and a second side (22) which is directed outwards and is reflective for visible light;—are configured at both sides of a housing plane (110), under an angle (?1) between 0-45° relative to the housing plane (110);—have a projection with height H1 on the housing plane (110)—define a largest width (W1) of the light housing 120), wherein H1/W1>1.

Abstract: The present disclosure is directed to in grade light fixtures and recessed luminaires and subassemblies thereof, including, for example, a heat sink and pivot for a recessed luminaire, a gasket for the recessed luminaire, and an outer box and cover for installation of the recessed luminaire. The recessed luminaire comprises: a housing having an internal surface; and a light subassembly engaged with a thermally conductive body, the light subassembly having a first end and a second end, wherein the first end of the light subassembly is pivotally secured to a pivot arranged on, in, or proximate to the internal surface of the housing. The thermally conductive body is in thermal contact with the internal surface of the housing. The recessed luminaire further comprises a dehumidifier.

Abstract: A lens for distribution of light predominantly toward a preferential side from a light emitter having an emitter axis. The lens has a faceted output region, a smooth output surface and at least one reflective surface which reflects light through total-internal-reflection (TIR) toward the faceted output region. The faceted output region is formed by pairs of transverse surfaces each surface of which redirects the received light to provide a composite illuminance pattern. The lens may further have faceted input surfaces at least partially defining a light-input cavity about the emitter axis. The faceted input region are formed by pairs of transverse surfaces each surface of which redirects the received light.

Abstract: The present invention relates to a rechargeable submersible pool lights, which comprises a swimming pool lamp, wherein a lens component and a light source board are arranged in the swimming pool lamp, the lens component is arranged on the light source board, and the swimming pool lamp is provided with a charging port and a waterproof component corresponding to the charging port; and an angle adjusting seat detachably connected below the swimming pool lamp, wherein the angle adjusting seat comprises a rotating table and a fixed table, and the rotating table and the fixed table are rotatably connected.

Abstract: The present invention patent relates to the technical field of children's toys, in particular to a tap light. The tap light includes a lamp holder and a lampshade. A side of the lampshade is provided with a first opening that communicates with its internal space. The lamp holder is clamped at the first opening of the lampshade. An annular clamping groove is defined between base bodies for clamping the connection part. Since the annular clamping groove clamps the connection part, the two will form a seal, effectively preventing water from the external environment from entering the tap light through the gap between the lamp holder and the lampshade. Even if the child puts the tap light into the bathtub or basin while playing, or directly rinses the tap light at the sink, it will not cause the tap light to fail due to water ingress.

Abstract: An optical component includes a phase diffraction grating and an amplitude diffraction grating. The phase diffraction grating includes a center concave section and a plurality of ring stages. The ring stages surround the center concave section. The center concave section and the ring stages form a cavity, where a light source is disposed in the cavity and emits the light to the optical component. Each of the ring stages has a stage surface. Each of the stage surfaces includes a plurality of ring microstructures arranged in concentric circles. The widths of each ring microstructure in at least one of the ring stages are less than the quarter wavelength of the light. The amplitude diffraction grating includes a center convex section and a plurality of ring parts. The center convex section and the center concave section are aligned. The ring parts surround the central convex section.

Abstract: A light assembly and method for installing the same on a surface in a wet or outdoor environment, e.g., on a marine vessel or land recreational or other vehicle, such as marine light assemblies, without need for specialized tools or mounting assemblies. The light assembly comprises a flexible diffusion housing having a first portion and a second portion, with a groove therebetween. A light element is disposed within the interior of the first portion, and light produced by the light element is diffused by the first and second portions prior to emission outwardly from the second portion. After installation, only the second portion of the light assembly is visible on the marine vessel or land recreational surface.

Abstract: A decorative swimming pool illumination device including a housing assembly having a projector assembly in the inner thereof and a drive device in a bottom portion thereof. The housing assembly includes a housing which has a dome hollow body with apertures in a top portion thereof and a hollow base. The projector assembly includes projector members which are placed in the apertures of the housing to allow display a plurality of images/colors. The drive device includes a drive device attached to the base of the housing and includes a wheeled portion that allows the housing to creep along the bottom of a swimming pool to display the images/colors by the projector members.

Abstract: water ripple lamp includes: a housing assembly, a first water ripple light-transmitting plate, a water ripple light-transmitting tube assembly and a limiting assembly. The housing assembly is configured to define at least one light outlet. The first water ripple light-transmitting plate is configured to cover the at least one light outlet. The water ripple light-transmitting tube assembly is arranged inside the housing assembly. The water ripple light-transmitting tube assembly is configured to be rotatable. The water ripple light-transmitting tube assembly includes: a water ripple light-transmitting tube and an outer ring fixed to the water ripple light-transmitting tube. The limiting assembly includes a retaining ring and a bearing structure. The bearing structure is fixed to the retaining ring. The bearing structure includes a bearing. The bearing abuts against the outer ring, and is rollable relative to the outer ring.

Abstract: A foldable display device includes a reflective display panel, a light guiding layer and at least one light source. The light guiding layer is located on the reflective display panel and includes a non-foldable area, a foldable area and a transition area. The light guiding layer satisfies the following formulas: D2<D1, W2?Rx ? and J1?(L?W2)/2?W1, in which D1 is a thickness of the non-foldable area, D2 is a thickness of the foldable area, W1 is a width of the non-foldable area, W2 is a width of the foldable area, R is a folding radius of the reflective display panel, J1 is a width of the transition area, L is a length of the light guiding layer. The light source is located on the reflective display panel and faces the sidewall of the light guiding layer.

Abstract: A two-in-one wall lamp is disclosed, including a lamp body, a first lamp panel, a second lamp panel, a lens, and a lampshade. Bottom of the lamp body is configured with a first accommodating cavity having an opening downward, and the first accommodating cavity has a horizontal plane facing downward. A front side of the lamp body is configured with a second accommodating cavity having an opening forward, and the second accommodating cavity has an inclined plane facing lower forward. The first lamp panel is affixed to the horizontal plane for fixation and also located in the first accommodating cavity, and the second lamp panel is affixed to the inclined plane for fixation and also located in the second accommodating cavity. The two-in-one wall lamp can switch different angles of light output, which not only easy to operate and use, but also to meet lighting angle requirements.

Abstract: The present application discloses a light source device and a light string. The light source device comprises a transparent protective cover, an LED module and a refraction lens, and the transparent protective cover has an accommodating cavity with an opening at one end; the LED module is arranged in the accommodating cavity, and is used for emitting light; the refraction lens is covered above the LED module, a side of the refraction lens close to the LED module is an incident surface, and a side of the refraction lens away from the LED module is an exit surface, and the exit surface is used for refracting light passing through the exit surface. According to the application, the light emitted by the LED module is refracted by the refraction lens and diffused around, thus realizing wide-area illumination. It can achieve the maximum of 360° light emission and improve the decorative effect.

Abstract: A lighting system with vacuum intake is provided, having a lighting structure including at least one light-emitting element dimensioned to illuminate a region, and a lighting support structure extending at a first end thereof from the lighting structure and enabling repositioning of the lighting structure relative to a second end of the lighting support structure. The lighting support structure hays an air conduit extending therealong and connectable or connected towards the second end of the lighting support structure to a vacuum system, the air conduit being in fluid communication with a vacuum intake positioned towards the lighting structure.

Abstract: A waterproof light head structure includes a main bracket, a front cover and a rear cover respectively arranged on the front side and the rear side of the main bracket, an upper plate arranged above the main bracket, a bottom plate arranged below the main bracket, a lens assembly arranged on the main bracket via the upper plate, and a light source arranged in the main bracket. The main bracket is arranged in a cavity formed by joining the front cover and the rear cover. The front cover and the rear cover are respectively in sealed connection with the upper plate and the bottom plate, and the side edges where the front cover and the rear cover are joined are in sealed connection to form an all-around waterproof structure. The waterproof light head according to the present invention is simple in structure, while the waterproof performance is guaranteed.

Abstract: A light-emitting assembly and a lighting device are provided. The light-emitting assembly includes a transparent sleeve, an elastic support component, and a light strip. An accommodating cavity is defined in the transparent sleeve. The elastic support component is located in the accommodating cavity. The light strip is located in the accommodating cavity, the light strip includes a circuit board and at least one light source, the elastic support component is disposed on a first side of the circuit board in a thickness direction of the circuit board for supporting the circuit board, and the at least one light source is disposed on a second side of the circuit board facing away from the elastic support component. The light-emitting assembly and the lighting device are not easy to be broken and damaged.

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: 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.