Abstract: A termination for a light guide is provided that, on the one hand, allows connection of the light guide to a light source in a simple and reliable manner and, on the other hand, blocks light components that are not guided in the light guide. For this purpose, a ferrule is provided for terminating a light guide. The ferrule includes a transparent plastic part and an opaque light-blocking plastic part that are connected to each other to define a channel. The transparent plastic part has a light entry end that receives an end of the light guide. The channel has at least a portion that extends within the transparent plastic part and at least a portion that extends within the opaque plastic part. The has a collar surrounding the channel and has an outer diameter that is greater than a maximum outer diameter of the transparent plastic part.

Abstract: A lighting assembly that provides integrated forward projecting light and side lighting to give a user a broader field of light. The assembly also incorporates daytime running lights to increase visibility during the day and night. The lighting assembly includes a cooling system suitable for dissipating the heat generated by light sources and electrical components of the assembly.

Abstract: Submount based light emitter components and related methods are disclosed. In some aspects, light emitter components include a reflective ceramic submount, at least one light emitter chip disposed over a first surface of the submount, a layer of optical conversion material disposed over portions of each of the at least one light emitter chip and the first surface of the submount, and a lens disposed over the layer of optical conversion material. The layer of optical conversion material and the lens define separate and discrete layers over the at least one light emitter chip and submount.

Abstract: Provided is a flexible light-emitting device including: a light-emitting complex medium including a polymer matrix, and a nano light-emitting material dispersed therein, the light-emitting complex medium generating light via application of an electric field thereto; a plurality of first fiber electrodes extending in a first direction and disposed within the light-emitting complex medium, wherein the plurality of first fiber electrodes are arranged along a first imaginary plane and are spaced apart from each other, wherein a first voltage is applied to the plurality of first fiber electrodes; and a plurality of second fiber electrodes extending in the first direction and disposed within the light-emitting complex medium, wherein the plurality of first fiber electrodes are alternated with the plurality of second fiber electrodes, wherein a second voltage different from the first voltage is applied to the plurality of second fiber electrodes.

Abstract: Methods and apparatus for a rotatable light fixture secured to a junction box via a mounting base. The electrical and/or mechanical connection between the light fixture housing and the mounting base may maintain the electrical coupling during rotation. The light fixture housing may be rotationally secured in a variety of rotational orientations relative to the mounting base.

Abstract: A solid state lamp for retrofit of an HID includes a circumferential array of solid state light sources mounted on circuit boards, a heat sink located in the lamp's interior volume, and a fan positioned in the interior volume to force airflow across the heat sink. A capper assembly includes at least one aperture to vent the interior volume, and an intermediate circuit board within the capper assembly. The intermediate circuit board distributes electrical power to the circuit boards by tabs and contacts extending from the boards that are mechanically bonded together. An optical transmissive shield is positioned exterior to the circumferential array, and can include prismatic structures to direct light emitted from the LED sources in an off axis direction.

Abstract: A device for directing light is provided. The device includes at least two light modules adapted to provide a fixture for a light source. The at least two light modules are linear, parallel to a central axis, substantially in a plane with the central axis, and arranged on both sides of the central axis in the plane. A first inner endcap is provided that is arranged on a first end of the at least two light modules and a second inner endcap is provided that is arranged on a second end of the at least two light modules. The first end opposes the second end along a length of the at least two light modules. The first and second inner endcaps provide a fixed, rotational axis for one of the light modules, and provide two locking positions to determine a rotational position for the light module.

Abstract: There is provided a light emitting device which enables a color display with good color balance. A triplet compound is used for a light emitting layer of an EL element that emits red color, and a singlet compound is used for a light emitting layer of an EL element that emits green color and a light emitting layer of an EL element that emits blue color. Thus, an operation voltage of the EL element emitting red color may be made the same as the EL element emitting green color and the EL element emitting blue color. Accordingly, the color display with good color balance can be realized.

Abstract: Systems and methods for controlling a light emitting diode (LED) system associated with an area and having a plurality of LED arrays are provided. In some implementations, the lighting system can include a first LED array associated with visible light and a second LED array associated with UV light. The lighting system can include one or more first sensors configured to detect occupancy within the area and send signals indicating whether the area is occupied. The lighting system can include one or more second sensors configured to detect microbes within an area and send signals indicating whether microbes are present in the area. The lighting system can include a control circuit configured to receive the signals sent by the one or more first and second sensors and to control the first LED array and the second LED array based on the signals.

Abstract: A display device includes a display panel; a light source; a frame at a rear of the display panel; and a reflecting sheet between the display panel and the frame, the reflecting sheet having a rectangular shape with a first long side, a second long side opposite the first long side, a first short side adjacent to the first long side and the second long side, and a second short side opposite the first short side. Further, the reflecting sheet includes a first horizontal area along the first long side, and a first vertical area along the first short side. In addition, at least one of the first horizontal area and the first vertical area includes a first area including a plurality of first dots, a second area including a plurality of second dots and a third area including a plurality of third dots.

Abstract: A display device is disclosed. The display device according to the present disclosure includes a frame; a light assembly disposed in at least one edge area of the frame; a panel positioned in front of the frame; and a light guide plate positioned between the frame and the panel so that light emitted from the light assembly is transferred to the panel, wherein the light assembly includes a light source and a filter positioned at a light path between the light source and the light guide plate and changing characteristics of light emitted from the light source. The present disclosure can improve display quality of the display device by changing characteristics of light emitted from the light source.

Abstract: A luminaire includes a rear housing section having an opening in communication with an exterior environment. A cover is connected to the rear housing section. An insert extends between the rear housing section and the cover. The insert includes a base and a fin member extending from the base. An air passageway is formed between the insert and the cover and is in fluid communication with the opening. A control component is connected to the base. A light emitter assembly is connected to the insert and controlled by the control component. The insert provides thermal communication between the control component and the light emitter and the fluid passageway.

Abstract: A light emitting device includes a light emitting diode (LED); a transparent optic having a refractive index noptic; and a phosphor layer spaced apart from the LED and positioned between the LED and the transparent optic. The phosphor layer has an effective refractive index nphosphor, where a gap between the LED and the phosphor layer has a refractive index ngap that is less than nphosphor. The transparent optic has an inner convex surface in contact with the phosphor layer. The inner convex surface has an inner radius of curvature r; and an outer convex surface facing away from the phosphor layer and being a surface through which the light emitting device emits light into a medium adjacent the outer convex surface. The medium has a refractive index nmedium. The outer convex surface has an outer radius of curvature R, such that r/R is equal to nmedium/noptic.

Abstract: A high bay luminaire includes a heat sink having a substantially disc-shaped configuration. A light emitter is connected to the heat sink. A reflector is connected to the heat sink. A yoke is connected to the heat sink. The yoke has a first arm, a second arm, and a top bar. A driver is connected to the yoke so that the driver extends between the first arm and the second arm.

Abstract: Lighting systems that provide improvements in various aspects are contemplated. In one aspect, light fixtures can comprise at least one of an occupancy sensor, a constant current module, an external power supply, a plurality of lighting elements mounted on a heat sink, a sealing mechanism, and top and bottom housings having tabs to removably couple with one another. In another aspect, a disconnect comprising a plug and socket housing is contemplated.

Abstract: Embodiments of the present invention provide a light emitting diode (LED) lighting fixture and methods of manufacturing the same. In various embodiments, the LED lighting fixture comprises a lighting fixture body and one or more luminaires. The one or more LED modules are operatively and securely fixed to the lighting fixture body. Each LED module comprises at least one LED, and a heat sink. The at least one LED is mounted within the LED module such that light emitted by the at least on LED is emitted in an upward direction. The heat sink is positioned such that at least a portion of the light emitted by the at least one LED is not incident upon the heat sink. Additionally, the heat sink is permanently fixed to the lighting fixture body.

Abstract: A liquid crystal display includes: a liquid crystal module; a backlight member arranged under the liquid crystal module and having a first through hole; a light guide member arranged in the first through hole and having a second through hole, the light guide member including a light incident surface and a first light emergent surface on a wall surrounding the second through hole, the first light emergent surface being obliquely arranged towards the liquid crystal module; and a light emission member arranged opposing the light incident surface and configured to emit light into the light guide member therethrough. A part of the light entering the light guide member is projected on a portion of the liquid crystal module corresponding to a center area of the first through hole after being emitted from the first light emergent surface.

Abstract: A light source module includes: a convergent beam generating unit which generates, based on a pump beam emitted from a light source, a convergent pump beam having a beam size that decreases as the convergent pump beam propagates; a light guide body inside which the convergent pump beam, having been generated by the convergent beam generating unit, propagates; an extraction part which causes the convergent pump beam, having propagated inside the light guide body, to exit from the light guide body; and a wavelength conversion element which converts a wavelength of the convergent pump beam, being incident on the wavelength conversion element through the extraction part, and emits, through the light guide body, the convergent pump beam whose wavelength has been converted.

Abstract: A light source module of a photo printer includes a first micro light source, a second micro light source, a rod lens array and a microlens. The first micro light source emits a first light beam. The second micro light source emits a second light beam. The rod lens array is arranged between the first micro light source, the second micro light source and a film paper. The microlens is arranged between the first micro light source, the second micro light source and the rod lens array. The microlens is used for converging the projection angles of the first light beams and the second light beam. The microlens has an optical axis. The second micro light source is arranged along the optical axis. The first micro light source is arranged beside a first side of the optical axis.

Abstract: The present invention relates to a lighting means comprising at least two LEDs, mounted on opposite sides of a flat printed circuit board, said printed circuit board being combined with a reflector which is free of LEDs, a part of the light emitted by each LED being reflected by the reflector to homogenize the light distribution generated by the lighting means, and specifically in each case with a directional component parallel to a surface direction of the flat printed circuit board.