Abstract: Provided is a light irradiation apparatus. The light irradiation apparatus which irradiates light of a line shape extending in a first direction and having a predetermined line width in a second direction perpendicular to the first direction, includes a substrate, a plurality of light sources placed on a surface of the substrate side by side at a predetermined interval along the first direction, with a direction of an optic axis being a third direction perpendicular to the first and second directions, a plurality of heat radiation fins standing erect on an opposite surface of the substrate and arranged in rows in the first direction, and N cooling mechanisms placed side by side along the first direction to cover a plurality of heat radiation fins, in which N is an integer greater than or equal to 2. Each of the cooling mechanisms includes a case and a cooling fan.

Abstract: According the embodiments of the present disclosure, the light guide plate includes a light guide plate body having an upper surface as a light-exiting surface. The light guide plate is provided at a side portion at least one notch, and a light-reflection layer is arranged at a surface of each notch. A wedge-shaped structure is arranged on a lower surface of the light guide plate body and adjacent to a bottom of each notch. The wedge-shaped structure has a first surface attached onto the lower surface of the light guide plate body, a second surface serving as a light-entering surface, and a third surface intersecting the first surface and the second surface and forming an acute angle relative to the first surface. A light-reflection layer is arranged on the third surface. A light source is arranged at a position on the lower surface of the light guide plate body adjacent to the second surface of the wedge-shaped structure.

Abstract: A light emitting device includes a package including a recess which includes a bottom surface having a substantially circular shape with a circular center, and light emitting elements provided on the bottom surface. Each of the light emitting elements has a substantially regular hexagonal shape. The light emitting elements include a first light emitting element, second light emitting elements provided to surround the first light emitting element, and a light reflective resin disposed between the first light emitting element and the second light emitting elements. The first light emitting element has an element center of the substantially regular hexagonal shape and is disposed on the bottom surface so that the element center substantially coincides with the circular center. Each side of the substantially regular hexagonal shape of the first light emitting element opposes one side of each of the substantially regular hexagonal shapes of the second light emitting elements.

Abstract: An apparatus includes a first display, an indicium, and a second display. The second display can include a light-generating source deposited on a substrate. The second display illuminates the indicium and the second display has a thickness of less than 0.25 millimeters. The apparatus also includes one or more controllers communicatively coupled to the first display and the second display and configured to control states of the first display and the second display.

Abstract: The present invention is provided with semiconductor light sources, reflectors, and lenses. The semiconductor light sources have a light-emitting surface. The reflectors have reflection surfaces comprising free-form surfaces. The lenses comprise a convex lens and a concave lens. As a result, the present invention is able to accurately control the light distribution of a predetermined light distribution pattern.

Abstract: An electro-optical apparatus including an electronic apparatus and at least one light-emitting module is provided. The electronic apparatus has a containing area. The light-emitting module is disposed in the containing area and includes at least one light-emitting element, a taper light guide element, and a strip light guide element. The light-emitting element emits at least one beam. The taper light guide element is disposed on the transmission path of the beam and has a first end and a second end opposite to each other. The taper light guide element tapers off from the first end toward the second end. The first end is adjacent to the light-emitting element. The strip light guide element is disposed on the transmission path of the beam from the taper light guide element. The second end is adjacent to the strip light guide element. A scene apparatus is also provided.

Abstract: The invention provides a wall or ceiling covering arrangement (10) comprising a covering material (100) and a lighting system (200) arranged to generate light (210). The covering material (100) has a user side (101) and an opposite back side (102). The lighting system (200) is arranged at the back side (102) of the covering material (100) and the covering material (100) has a light transmission for light (210) generated by the lighting system (200) in the range of 0.5% to 30%, especially in the range of 1% to 20%. The covering material comprises wallpapers.

Abstract: In various embodiments, a light emitting diode (LED) tube lamp is provided along with a method of installing the LED tube lamp into a lighting fixture. In various embodiments, the LED tube lamp comprises: a tube; at least one LED positioned within the tube; and a passage formed through at least a portion of the tube, the passage configured to receive there-through a set of electrical connecting wires, wherein a first end of the electrical connecting wires comprises at least one of a two- or three-prong polarized plug. Various embodiments may further comprise a driver circuit positioned within the tube, the driver circuit comprising a second end of the electrical connecting wires. In various embodiments, the LED lamp tube may further comprise at least one end cap disposed on an end of the tube and at least one pin secured thereon wherein the pin is electrically isolated from the LED.

Abstract: Disclosed is an illuminated cooler with a light source positioned below an expected top level of contents of the cooler. A light source is preferably between two and six inches below an expected top level of contents. Most preferably, the cooler will comprise multiple lights arranged at varying heights within the cooler or a single light that provides light sources at a range of heights. The cooler may also comprise a switch to activate the lights when the cooler is opened, an ambient light sensor, and a processor.

Abstract: A lighted accessory for a motor vehicle includes a machined aluminum body. The body includes a front wall that has a plurality of openings through it and a cavity behind it. A plurality of lenses are potted in place within the openings. LED lights are installed on the aluminum body in alignment with the lenses. Additional potting compound is applied to cover the LEDs and substantially fill the cavity. A faulty LED board may be replaced by removing a portion of the potting compound and the faulty LED board, replacing the faulty LED board with an operable one, and refilling the removed portion of the potting compound with additional potting compound.

Abstract: A lighting device for a vehicle includes a light source part that includes: a light source; a reflection unit; a lens having a front surface and a rear surface, wherein the reflection unit is provided on a part of the front surface; and a reflective phosphor disposed behind the rear surface of the lens and configured to convert a wavelength of the light reflected by the reflection unit; and a light distribution part that includes: a collimator lens disposed forward of the front surface of the lens, and configured to collimate the received light to form parallel light rays; a focusing lens disposed forward of the collimator lens and configured to concentrate the received light to form an image forming plane; and a shield disposed at the image forming plane and configured to block at least a part of the light passing through the image forming plane.

Abstract: The invention provides a modular LED array grid (100) comprising a plurality of LED array grid modules (50), each LED array grid module (50) comprising one or more arrays (151) of adjacent electrically conductive wires (51) with one or more LEDs (10) electrically coupled to two adjacent electrically conductive wires (51), wherein two adjacent electrically conductive wires (51) of at least one of the one or more arrays (151) have a first distance (d1) at the one or more LEDs (10), and have one or more folds (52) which provide a second distance (d2) between the two adjacent electrically conductive wires (51) which is larger than the first distance (d1), wherein two or more of said array grid modules (50) are coupled to each other with one or more coupling parts (60) between one or more folds (52) of a first array (151(1)) and the conductive wire (51) of an adjacent second array (151(2)). This grid (100) may be obtainable by the method of the invention.

Abstract: A video processor that is connectable to an endoscope and an external light source device that supplies illumination light to a light guide of the endoscope includes: a connection detector that detects a presence/absence of connection between the video processor and the light guide of the endoscope; an internal light source unit that supplies the illumination light to the light guide of the endoscope; a communication controller that performs communication with the external light source device, and obtains device data of the external light source device; and a utilized light source determination unit that determines a light source that supplies the illumination light to the light guide of the endoscope in accordance with a detection result of the connection detector or a state of obtainment of the device data of the communication controller.

Abstract: An electronic device and a circuit module thereof are provided. The circuit module includes a main body, a light-emitting portion and a PCI-E insert row, the main body has a substrate and a first coating layer, the substrate has a light-transmittable portion and a first face, the first coating layer is coated on the first face, the first coating layer has an emergent light-transmittable portion corresponding to the light-transmittable portion. The light-emitting portion is buried in the substrate. The PCI-E insert row is disposed on the substrate. The electronic device includes the circuit module mentioned above and further includes a shell portion. The shell portion is covered on two opposite lateral faces of the circuit module, and the shell portion further has a second light-transmittable portion corresponding to the emergent light-transmittable portion.

Abstract: In an optical sheet and a backlight unit comprising same, the optical sheet comprises: a first transparent film, a first barrier layer; and an light conversion layer, wherein the first barrier layer is formed on one surface of the first transparent film, the light conversion layer is formed on top of the first barrier layer, and wherein at least one of a light-emitting composite including a wax particle and a nano light-emitting body that is disposed inside the wax particle, and a fluorescent particle is dispersed.

Abstract: A decorative lighting apparatus including first laser light source providing a first light and a second laser light providing a second light, a switch, and a motion assembly. The switch including a first setting corresponding to the first light source being in an on condition and the second light source being in an off condition, and a second setting corresponding to the first light source and the second light source being in an on condition. The motion assembly being configured to secure at least one optical element in the path of the first light or second light being generated by the first and second laser light sources, and including a motor being coupled to the articulating element such that a movement generated by the motor is imparted to the optical element.

Abstract: A rear illuminated light guide for an LCD screen with in-coupling gratings to receive backlight from an input surface and to spread received backlight laterally within the light guide. Out-coupling gratings receive laterally spread backlight and output at least some of the received laterally spread backlight through an output surface that is opposite to the input surface and towards the LCD screen. The input and output gratings have lateral offset.

Abstract: A luminaire module delivers light with a beam angle of ?. The luminaire module includes a light emitting module and a reflector positioned symmetrically about an axis. Light produced by the light emitting module exits the light emitting module from one or more spatially-extended light emitting portions. The light emitting portion(s) is (are) fully contained within a spatially extended notional design envelope which is used to guide the design of reflector and its corresponding reflective surface, such that when any light exiting the light emitting portions through the design envelope strikes the reflective surface of the reflector, the light does not return to the source and escapes from the luminaire module within a beam angle ?, with no more than a single reflection from a reflector.

Abstract: A wavelength converting member is provided, comprising a wavelength converting layer comprising an organic wavelength converting compound distributed in a matrix comprising an amorphous or semi-crystalline aromatic polyester wherein the aromatic polyester molecules are predominantly in a randomly oriented state, said wavelength converting member further comprising at least one support element. By avoiding uniaxial or biaxial orientation of the polyester matrix, the organic wavelength converting compound (organic phosphor) is well protected against photo-chemical degradation. The support element ensures the dimensional stability of the polyester matrix at temperature above the glass transition temperature.

Abstract: A vehicle lighting assembly includes a housing, a circuit board, and a lens. The circuit board is disposed within the housing and includes a turn signal light source configured to emit yellow-green colored light at a peak intensity in a range of about 500 nm to about 570 nm. The lens is coupled to the housing. The lens is a single-color optical filter configured to shift the yellow-green colored light emitted from the turn signal light source to a range of about 588 nm to about 592 nm.