Abstract: The light emitting sheet excellent in light guiding performance according to an embodiment of the present disclosure may include: a base film; and a light guide pattern portion in which a pattern set on a surface of the base film is repeatedly formed, wherein the light guide pattern portion has a hexagonal shape.

Abstract: A portable lighting system includes a housing with a lower surface, walls extending from the lower surface, and a cavity defined by the lower surface and the walls. The cavity is divided into a first space and a second space. A light body is coupled to the housing for movement between a first position, in which the light body encloses the first space, and a second position, in which the light body allows access to the first space. A battery is removably received in the second space.

Abstract: A ride includes a first device and a second device. The first device has an adjustment mechanism. The second device has an adjustment mechanism. Any one of the first device and the second device is a lighting device in which a direction of a light source of light is adjustable. An opening is formed in the ride. The adjustment mechanism of the first device and the adjustment of the second device can be operated by being accessed from outside through the same opening.

Abstract: A light strip that includes a housing with an elongated shape. A tray is attached to the housing and is positioned in the housing. An LED assembly is mounted to the tray and includes LED elements that emit light outward away from the tray. An elongated lens with a central section is configured to extend over the LED assembly. Inner end caps are positioned at ends of the lens with the inner ends caps being light-transmissive. Outer end caps are positioned at ends of the housing outward from the inner end caps with the outer end caps being opaque.

Abstract: A transparent anti-theft bracket for a marker light includes a transparent body having a first side and a second side opposite the first side, a first tapered opening extending from the first side toward the second side, a second tapered opening extending from the second side toward the first side, and a lip between the first tapered opening and the second tapered opening. The lip defines an opening connecting the first tapered opening to the second tapered opening. A first depth of the first tapered opening is less than a second depth of the second tapered opening.

Abstract: A lighting device is disclosed. The lighting device includes a core body that is shaped such that a light emitting diode sheet may be wrapped around the surface of the core body. A groove of a bottom housing of the lighting device is secured to a bottom portion of the core body and a groove of a top housing is secured to a top portion of the core body. The lighting device includes a hollow cavity extending from the bottom housing into the core body. The hollow cavity may be positioned over a portion of a tripod or mount, and a clamp is utilized to secure the lighting device to the tripod or mount. The lighting device may be activated, thereby causing a plurality of light emitting diodes of the light emitting diode sheet to emit light 360 degrees outwards from the core body of the lighting device.

Abstract: A back light module is applied to a lighting keyboard with a plurality of keyswitches and includes a lighting unit, a light guide plate, a light penetrating membrane, a light calibration layer and an adhering component. The light guide plate has an opening used to accommodate the lighting unit. The light penetrating membrane is disposed on the light guide plate. The light calibration layer is disposed on the light penetrating membrane and has a second contour. The adhering component is disposed between the light guide plate and the light penetrating membrane, and has a first contour greater than the second contour. The adhering component includes a front region, a rear region and a hollow region. The front region is covered by the light calibration layer. The rear region is partly covered or not covered by the light calibration layer. The hollow region corresponds to and is larger than the opening.

Abstract: A tape measure light attachment which can be deployed on the extended measuring tape of a tape measure for illumination purposes may include an assembly housing. A light assembly may be provided on the assembly housing. The light assembly may be selectively configurable to emit light upon activation. A mount assembly may be provided on the assembly housing. The mount assembly may facilitate attachment of the assembly housing to the measuring tape. A hook assembly may be provided on the assembly housing. The hook assembly may be configured to facilitate engagement of the assembly housing with a retaining structure to retain or immobilize the assembly housing on the measuring tape as the measuring tape is extended from the tape housing of the tape measure to measure a length or distance from the point of engagement between the hook assembly with the retaining structure and the tape housing.

Abstract: A waterproof core column assembly includes a sealed support, a guide wire and light bars, where two filament channels penetrating through a top surface and a bottom surface are vertically arranged in the sealed support, the guide wire penetrates through the filament channels, a plurality of light bars are connected by the guide wire and are all located below the sealed support, and a plurality of resistors or current regulative diodes are integrated in the light bars. The waterproof core column assembly integrates a plurality of resistors or current regulative diodes in the light bars besides the light source and the rectifier bridge, which can transfer the resistors from the upper part of the sealed support to the lower part of the sealed support and enclose them in a lamp cap, so as to fundamentally prevent the connection point between the resistors and the guide wire from being exposed.

Abstract: A safety cabinet can include an enclosure defining an interior compartment accessible through an opening. The safety cabinet includes an interior lighting system. The interior lighting system can include at least one of an illuminating light to enable viewing to cabinet contents and an ultraviolet light configured to disinfect the interior compartment of the safety cabinet. To provide electrical power to the interior lighting system, the safety cabinet includes an electrical connection disposed through the enclosure. The electrical connection can include at least one of a bulkhead connector and an intumescent socket.

Abstract: A lighting device that includes a light source, a first optical element configured to convert light emitted from the light source into substantially parallel light, and a plurality of second optical elements arranged in a first direction. Each of the plurality of second optical elements has a light incident surface. Each of the plurality of second optical elements guides at least a portion of the substantially parallel light incident on the light incident surface in a second direction intersecting the first direction and guides another portion in the first direction.

Abstract: The luminaires of the present disclosure provide a slim profile and simple construction for use in a variety of lighting applications. A circuit board can have a plurality of light sources thereon, and a lens can at least partially encapsulate the circuit board to protect and electrically insulate the circuit board. When used, for example, in a lighted shelf application, power can be provided to the luminaire through shelf brackets along the side of the shelf panel.

Abstract: There is provided a luminaire (100) comprising: a first type light source (110) configured to emit visible light (111), the first type light source having a visible light main intensity peak (112) having a maximum intensity (114) in a first direction (116) from the luminaire; a second type light source (120) configured to emit ultraviolet, UV, light (121), the second type light source having a UV light main intensity peak (122) having a maximum intensity (124) in a, transverse, second direction (126). There is also provided a lighting system comprising a plurality of luminaires (100).

Abstract: Systems and methods for using light switches to control lighting and other functions are disclosed. Each switch may be a manual switch that is mounted to a wall. A biasing device may be positioned proximate each switch. When a user moves the switch out of a first position and into a second position or toward a second position, the delivery of household power to one or more light units may be interrupted. However, when the user releases the switch, the biasing device may provide an immediate automatic return of the manual switch to the first position. The resulting short interruption in household power may be used as a signal for controlling operation of the one or more light units and/or other electronic devices installed at one or more lighting sites corresponding to the switch.

Abstract: In a planar illumination device according to an embodiment, a reflector can be stably fixed to a substrate even when a temperature change occurs. A planar illumination device includes a substrate provided with a plurality of light sources at one surface side, a reflector provided at the one surface side of the substrate, a bottom frame provided at a surface side of the substrate opposite to the one surface side, a first fixing member configured to fix a center portion of the reflector in a longitudinal direction to the bottom frame, and a second fixing member configured to fix the one surface of the substrate and the reflector. A force of the second fixing member restricting the substrate and the reflector is greater at a center portion of the reflector 4 in the longitudinal direction than at a portion of the reflector 4 separated in the longitudinal direction from the center portion.

Abstract: A light source unit and a display device that are further thinned while evenness in brightness on an emission surface is secured are provided. A light source unit and a display device of the present invention include a light source installation surface on which at least one micro light source is installed, a first light scattering body that includes a base which is arranged with the light source installation surface and has a light-transmitting property, and a reflection pattern which is formed on a first surface of the base positioned on a light source installation surface side based on light distribution characteristics of the at least one micro light source, and a second light scattering body that is arranged between the first light scattering body and the at least one micro light source.

Abstract: A system for displaying an omnidirectional light show for an unmanned aerial vehicle (UAV) is disclosed herein. The system comprises an LED matrix comprising a plurality of LEDs distributed on the outer surface area of a body of the UAV. A Ground Control Station (GCS) is communicatively coupled to the UAV and is configured to transmit at least one flight program and at least one light program, wherein the at least one flight program and the at least one light program are synchronized in time and events. A LED light control unit is configured on the UAV and is communicatively coupled to the GCS for receiving instructions from the GCS to control a plurality of LED parameters in accordance with the at least one flight program and the at least one light program.

Abstract: An electronic control device according to an embodiment of the present disclosure comprises a lower cover including a side wall with a first coupling portion and a second coupling portion; a circuit board arranged inside the side wall of the lower cover and having on the upper surface thereof a button; a middle cover provided with a third coupling portion coupled to the first coupling portion and a first button hole, and coupled to the lower cover by coupling of the third coupling portion to the first coupling portion; a button cover arranged on the upper surface of the middle cover, covering the first button hole, and having a protrusion portion; and an upper cover including a side wall provided with a fourth coupling portion coupled to the second coupling portion, the upper cover provided with a second button hole, and covering the button cover and the middle cover.

Abstract: A photoelectric tube includes a housing including a light transmitting portion, an electron emitting portion held by a recess provided in the housing, the electron emitting portion including a concave photoelectric surface facing a light transmitting portion side inside the housing, and an electron capturing portion disposed between the light transmitting portion and the photoelectric surface inside the housing. At least a part of the electron capturing portion is located inside a region on an inside of the photoelectric surface.

Abstract: A light-emitting apparatus for facilitating the growth of one or more plants. The apparatus has a light-emitting layer comprising one or more light-emitting diodes for emitting light, and at least one optical-transformation layer having one or more optical-transformation units. Each optical-transformation unit has a metasurface for adjusting one or more parameters of the light emitted from the light-emitting layer. In some embodiments, the light-emitting apparatus may further have a polarization-control layer sandwiched between the light-emitting layer and the optical-transformation layer.