Abstract: A display includes a casing, a display panel, a backlight module, a front panel and a cover. The casing has a containing space. The display panel is disposed in the containing space. The backlight module is disposed in the containing space and includes a light guide plate and a light source. The light source is adapted to provide a first light beam and a second light beam. The first light beam enters the light guide plate and is illuminated toward the display panel after being transmitted in the light guide plate. The front panel covers the containing space and has a light penetration region. The cover wraps the light source and has at least a slot. The second light beam passes through the slot to be transmitted toward the light penetration region, and is illuminated out of the containing space from the light penetration region.

Abstract: The present invention provides an illuminating device that makes it possible to reduce the number of members for regulating a polarization state and can irradiate light having natural color shades without decreasing energy efficiency of light irradiation, and a plant growth regulation method using the illuminating device. The illuminating device of the present invention includes a light-emitting light source and a polarization state regulation member that regulates a polarization state of the light-emitting light source, in which the polarization state of a wavelength region of a portion of emission wavelengths is changed to circular polarization, and a degree of circular polarization of light in a wavelength band for regulation among the light rays to be irradiated is 0.3 or higher. In a preferable embodiment, a width of at least one wavelength band for regulation of the polarization state regulation member is from 60 nm to 250 nm.

Abstract: The invention relates to a method for producing a lighting unit of a vehicle headlight, comprising the following steps: provision of a printed circuit board (1) comprising a plurality of groups (A, B, C) of contact pads (2) for contacting LEDs (3), population of contact pads (2) in the groups (A, B, C) with LEDs (3), wherein the contact pads (2) to be populated are selected according to a desired light function of the respective group (A, B, C), and provision of securing means (A?, B?, C?) for reflectors (A?, B?, C?) on the printed circuit board (1), wherein each securing means (A?, B?, C?) is specifically designed for a reflector (A?, B?, C?) that is adapted to the light function of the respective group (A, B, C).

Abstract: Provided are a light emitting device package in which lens tilting is prevented to reduce luminance and color deviations and a backlight unit having the same. The light emitting device package includes an encapsulation material disposed on a substrate to surround a light emitting device and a guide member disposed on the encapsulation material to guide an assembly path of a lens. The guide member includes a first inclined surface having a first inclination to guide a light incident part of the lens and a second inclined surface having a second inclination greater than the first inclination to further guide the light incident part of the lens.

Abstract: The present disclosure relates to a thin film type controlled viewing window back light unit and a thin flat type Controlled Viewing window Display using the same. The present disclosure suggests a thin film type back light unit which can include: a base film having a width and a length, and including a high refractive film and a low refractive film stacked on the high refractive film; an incident pattern disposed at one side of a bottom surface of the base film; a reflective pattern disposed at an opposite side apart from the one side with the length of the bottom surface of the base film, and covering the width of the opposite side; a light radiating pattern disposed on an upper surface of the base film; a holographic film for controlling a viewing-window disposed on the light radiating pattern; and a light source being apart from the incident pattern, and providing an incident light to the incident pattern.

Abstract: Embodiments of the invention relate to connectors for connecting strips of light-emitting diodes (LEDs) end-to-end and for connecting a single strip of LEDs to a power source. The connectors define a compartment to receive a strip of LEDs. Tabs extending inwardly from the sides of the connector retain the strip. Electrical contact with the strip is made by a pair of spring clip contacts that bear against electrical terminals on the strip. A hinged lid has an opening positioned so as not to obstruct the last LED on the strip, and carries a downwardly-facing block that bears against the spring clip ends to keep them in contact with the terminals of the strip. In a strip-to-power connector, the connector defines one compartment for each conductor, and each conductor carries connecting structure. Ends of the spring clip connectors carry complementary connecting structure.

Abstract: An illuminating device includes: at least one lighting module, and at least one lighting module support, wherein the lighting module support is provided in order to dissipate heat from the lighting module and at least one first fastening element for fastening the lighting module on the lighting module support is provided, wherein the first fastening element is designed in such a way that the lighting module is pressed with a defined pressing force onto the lighting module support in such a way that a defined transfer of heat between the lighting module and lighting module support is enabled, and, in the region of the first fastening element, a movement of the lighting module, in particular a thermal expansion, parallel to the main plane of the lighting module is enabled.

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: A vehicle lighting device includes a light source, a projection lens, a drive circuit board, and a housing. The light source includes a light emitting surface. The projection lens faces the light emitting surface and is disposed so that at least a part of light emitted from the light source passes through the projection lens. The drive circuit board includes a circuit to control switching of the light source on and off. The housing supports the light source and the drive circuit board and defines a part of a lamp chamber which houses the projection lens. A first direction that is a normal direction to the light emitting surface intersects a second direction that is a normal direction to a main surface of the drive circuit board.

Abstract: A reflector configured for reflecting light emitted from a light emitting diode (LED) toward a desired area is provided. The reflector defines a groove therein for accommodating the LED. Light emitted from the LED is reflected by an inner surface of the reflector toward a desired area located below the reflector, wherein the light reflected out of the reflector travels along a direction opposite to the main emitting direction of the LED. An LED illumination device incorporating the reflector is also provided.

Abstract: A light source module includes a substrate, a first illumination element, a second illumination element and a third illumination element. The first illumination element includes a blue LED chip disposed on the substrate and a first wavelength converting layer that covers the blue LED chip, in which blue light emitted from the blue LED chip can be converted to light in the range of a first wavelength. The second illumination element includes a blue LED chip disposed on the substrate and a second wavelength converting layer that covers the blue LED chip, in which blue light emitted from the blue LED chip can be converted to light in the range of a second wavelength. The third illumination element includes a blue LED chip.

Abstract: A lamp comprising a driver assembly, the driver assembly including a driver board with driver electronics, at least one point light source and a heat sink, the heat sink including a top side and a bottom side, a central space extending from the bottom side to the top side and adapted for receiving the driver board of the driver assembly, a zone provided at the top side and adapted for receiving the at least one point light source, wherein a plurality of fins adapted for dissipating heat are extending on opposite sides of the central space, and an extension of the central space in at least one radial direction of the heat sink is larger than an extension of the zone in the radial direction of the heat sink such that the central space is provided with at least one section arranged offset from and radially adjacent to the zone.

Abstract: A display device includes a display device including a display panel and a light source configured to emit light. A light guide member is configured to receive the light and guides the light toward the display panel. A protective member is dimensioned and configured to receive the light guide member. The protective member includes a sidewall portion. A support member is configured to absorb pressure from the light guide member.

Abstract: According to an embodiment, a polyhedron may be provided. The polyhedron may include a first luminescent face; and a second luminescent face.

Abstract: A light source comprises a light combining device for guiding incident light from a first light emitting source (310) and incident light from a second light emitting source (340) with different incident directions to combine two paths of incident light into one path of emission light emitted from a first optical path. The light combining device comprises a guide part (330), for guiding light from the second light emitting source (340) to converge into the first optical path, and hindering a part of light from the first light emitting source (310) from entering the first optical path, the luminous flux of the hindered part of the light being less than the luminous flux of light from the first light emitting source (310) entering the first optical path. This light source can effectively reduce the cost and achieve a better heat dissipation effect and is especially suitable for a projection device.

Abstract: A ventilation apparatus of a lamp module for vehicles may include a lamp housing, a lamp installed in the lamp housing and emitting light through a light transmitting part, a light transmitting lens covering an opening of the lamp housing and transmitting the light emitted from the light transmitting part, an intake hole part formed through the lamp housing and arranged at one side of the lamp, an exhaust hole part formed through the lamp housing and arranged at the other side of the lamp, an exhaust pipe coupled to the lamp housing and connected to the exhaust hole part, and an exhaust pump connected to the exhaust pipe and forcibly discharging the air between the lamp housing and the light transmitting lens through the exhaust pipe.

Abstract: A novel flashlight assembly that includes an interface integrated into the housing thereof to facilitate mounting of the flashlight to the dovetail rail on a modern combat weapon. The outer body of the flashlight includes a head mounted to a flashlight body at one end and a tapered tail extending outwardly at the other end of the body. Further, the flashlight includes a clamping interface that is a seamless and integrated feature of the outer housing of the flashlight itself for interfacing the flashlight with a firearm. The operational modes of the flashlight are controlled by a single push button and a selector switch. To facilitate a highly compact design the flashlight employs two circuitry arrangements positioned remote from one another and in communication with one another via a single conductive trace to operate at a first signal frequency or a second signal frequency.

Abstract: Techniques are disclosed for designing light fixtures for flexible LED circuit boards. The flexible LED circuit boards include an array of LED packages and the surface of the flexible circuit boards is highly reflective. A flexible LED circuit board may be shaped to conform to a rigid preform and the preform may be concave, convex, corrugated, or have any other custom shape. The shape of the preform, as well as the location of the LEDs within the flexible LED circuit may determine the light distribution of the light fixture. Alternatively, the lighting fixture may have multiple rods held in place with side plates and a flexible LED circuit board may be woven between the rods. A set of hole patterns in the side plates determine the location of the rods and the rods will determine the shape of the flexible LED circuit.

Abstract: A backpack for motorcyclists provides a rigid outer shell with an electrical system wherein an onboard battery powers rear signal lights, each comprising a plurality of light emitting diodes (LEDs), which are linked with the motorcycle's electrical system to function as brake lights and turn signals. The electrical system also charges a cellular telephone or other portable device via a Universal Service Bus (USB) port, and may be recharged by one or more solar panels mounted to the exterior of the backpack. A cellular telephone, music player, or similar device may also be connected via the USB port to play digital music files via speakers provided by the backpack, and a headphone socket is also provided. An onboard mapping device or homing beacon, enabled by the Global Positioning System (GPS), may be optionally provided.

Abstract: Described herein is a bulb-like LED lamp comprising a base, a lamp cover and a threaded cap, the lamp cover and the threaded cap are connected to two ends of the base respectively, wherein the base is sheathed with a heat-dissipation tube integrally formed by a first column tube and a first polygonal tube, a heat-dissipation plate is embedded in an opening end of the first polygonal tube, an exterior surface of the first polygonal tube is sheathed with an LED fixing loop and an LED board.