Abstract: A direct back-lit light guide structure is applied to a light guide plate and a back-lit module. The light guide plate has a light-ejection surface and a light-inject surface opposite to the light-ejection surface. The back-lit module comprises at least one point-light source located on the light-ejection surface. The direct back-lit light guide structure comprises at least one asymmetric concave structure formed on the light-ejection surface, and each the point-light source is corresponding to one asymmetric concave structure in such a manner that the point-light source projects light directly toward the asymmetric concave structure. Each the asymmetric concave structure has a central lowest point. The point-light source is located right below the central lowest point. The direct back-lit light guide structure has advantages of better optical uniformity, higher illumination efficiency, fewer point-light sources required, lower cost, narrower side-frame and thinner light guide plate.

Abstract: A vehicle lamp includes a light source configured to draw a road surface, a projection lens configured to transmit light emitted from the light source, and a movable shade disposed in the vicinity of a rear focal point of the projection lens. The movable shade includes at least one plate-shaped shade which has a light-shielding surface along a direction orthogonal to an optical axis of the projection lens. The at least one plate-shaped shade is formed with at least one light-transmitting part having an enclosed shape.

Abstract: A luminaire downlight includes a housing and an outer ring that is disposed below and coupled to the housing using one or more fasteners. The outer ring secures one or more extension arms to the housing. The one or more extension arms are adapted to secure a shade to the luminaire downlight. Further, the luminaire downlight includes a light module that is disposed within and coupled to the housing via the outer ring. In particular, an inner surface of the outer ring is indexed to twist and lock the light module to the housing. Furthermore, the luminaire downlight includes a twist lock ring that is coupled to an inner surface of the light module. Additionally, the luminaire downlight includes a lens that is disposed below the outer ring and coupled to the twist lock ring.

Abstract: A display module and a display apparatus having the display module are provided. The display module includes a light guide plate which turns a path of generated light and emits the light through an emitting surface, a quantum dot (QD) sheet provided to correspond to the emitting surface to improve color reproducibility of the light emitted from the light guide plate, and at least one guide member which is fixed inside of a chassis and supports the light guide plate and the QD sheet. Using such a configuration, the color reproducibility of the display module may be improved, and the light guide plate and the QD sheet may be fixed together.

Abstract: An electrical device, method of making the device, and method of using the device. The device can be incorporated into illumination configurations, as in lighting elements.

Abstract: A light guide device that improves the efficiency of backlighting and creates a more uniformly illuminated image is provided. The light guide device includes a first light guide that guides light emitted from a light source and a second light guide component disposed in contact with a surface of the first light guide component to guide incident light incident through the first light guide component. A first optical reflection component is disposed on the surface of the first light guide component to reflect incident light to an adjacent surface of the first light guide component. A second optical reflection component is disposed on a surface of the second light guide component that is adjacent to the first light guide component to reflect incident light through the first optical reflection component to the first light guide component.

Abstract: A display includes two hundred and eighty-six panel displays arranged in rows and columns. The panel displays have a set of main panels and a set of slave panels, and include bi-directional input/output connection point for data communications between the main panel and the slave panel. The rows are divided into a top section and a bottom section, with the top section having seven rows and the bottom section having six rows. A fourth row of the top section and a fourth row of the bottom section have panels from the set of main panels, and the other rows in the top section and the bottom section have panels from the set of slave panels. The fourth row of the top section and the fourth row of the bottom section are coupled to a data line. Each row is coupled to a power supply through a corresponding breaker.

Abstract: A lighting module for a motor vehicle. The lighting module has least one light source; a heat sink; a reflective surface able to reflect the rays from the light source or sources; a lens that deflects the rays from the reflective surface so as to form a beam of light along an optical axis of the module; and a support of the lens and of the reflective surface, the support being mounted on the heat sink. The heat sink and/or the support comprises at least one boss that maintains a predetermined distance between the heat sink and the support.

Abstract: A communication device constitutes part of an apparatus and communicates with other apparatuses. The communication device includes a case having an opening; a plurality of indicator lamps accommodated in the case, at a position corresponding to the opening; and an indicator lamp cover that is provided so as to be slidable in a direction in which the plurality of indicator lamps are arranged and that is used to adjust an opening degree of the opening.

Abstract: A backlight unit that may be used with a liquid crystal display is presented. The backlight unit includes: a bottom chassis; a light source disposed at an edge of the bottom chassis; a light-converting member disposed on the light source and including quantum dots for changing a wavelength of light emitted from the light source; and a light guide disposed on the bottom chassis adjacent to the light-converting member and positioned to receive light emitted from the light-converting member.

Abstract: A finishing section for a recessed lighting fixture includes a trim structure that includes a shielding reflector and a trim ring. The shielding reflector is attached to the trim ring. The finishing section further includes a ring structure attached to the shielding reflector distal from the trim ring. The trim structure and the ring structure are rotatable relative to each other.

Abstract: A high bay light fixture includes a substantially disc-shaped base, disposed horizontally so as to define an upper surface, a lower surface and a vertical axis. Groups of first light emitting diodes (LEDs) couple with the lower surface of the base. The LEDs within each group of first LEDs are arranged along one or more arcs of substantially constant radius relative to the vertical axis. At least one lower optic couples with the lower surface of the base such that the lower surface and the lower optic enclose the groups of the first LEDs. A plurality of second LEDs couples with the upper surface of the base. Upper optics couple with the upper surface of the base, such that the upper surface of the base and each of the upper optics enclose at least one of the second LEDs.

Abstract: The invention relates to a vehicle headlight having at least one light source arrangement comprising a laser, and having a headlight lens comprising a body composed of a transparent material, wherein the body comprises at least one light tunnel and a light-conducting part having at least one optically active light exit surface, wherein the light tunnel comprises at least one, more particularly optically active, light entrance surface and undergoes transition with a bend into the light-conducting part for the purpose of imaging the bend as a bright-dark boundary by means of light coupled or radiated from the light source arrangement into the light entrance surface.

Abstract: A back plate assembly with variable curvatures is disclosed. It comprises a flexible back plate, a connecting component, and an adjustment mechanism, and the adjustment mechanism comprises a connecting shaft disposed on the back plate, and the connecting component connects to the connecting shaft and abuts to the back plate, and the adjustment mechanism adjusts the connecting component on the connecting shaft to modulate clamping force of the back plate received from the connecting component. The back plate assembly can adapt to the backlight units and the display devices with different curvatures based on the requirement of the bend degree. Many kind of the back plate assemblies do not need to be manufactured to fit the backlight unit and the display device having different curvatures.

Abstract: In another implementation, a signaling apparatus includes a glove that is configured to be worn on a hand of a user; a first light source that extends along and is affixed to at least a portion of a lateral side of the glove, the lateral side of the glove corresponding to a lateral side of the user's hand that includes, at least, the user's fifth digit, fifth metacarpal, and ulna bone; and a second light source that extends along and is affixed to at least a portion of a medial side of the glove, the medial side of the glove corresponding to a medial side of the user's hand that includes, at least, the user's radial bone and one or more of: (i) the user's first metacarpal and first digit, and (ii) the user's second metacarpal and second digit.

Abstract: Disclosed is a bubble lamp for quasi bubble flow. A buffer made of a transparent material having an excellent heat conduction effect and impact moderating performance is configured on the top of the bulb configured on the main body of the bubble lamp or on the bottom of the glass tube configured on the upper cover, and the casing made of a transparent and no-easily-broken material is put around the glass tube, thereby abutting the glass tube against the top of the bulb across the buffer when the upper cover is covered on and coupled to the main body, allowing both the glass-made bulb and glass tube to be buffered by the butter and thus to block or decrease an impact when a contact force is too large upon assembly, and preventing the bulb or glass tube from being broken.

Abstract: The present invention belongs to the field of display technology, and particularly relates to a backlight module and a display device. The backlight module comprises a light source and a light guide plate, the light source being arranged at a light incident surface side of the light guide plate and a light guide pattern comprising a gap being arranged on a rear surface of the light guide plate opposite to a light-exiting surface of the light guide plate, wherein the backlight module further comprises a reflector unit that is used for reflecting light passing through the gap of the light guide pattern arranged on the rear surface of the light guide plate back into the light guide plate, so that the reflected light exits from the light-exiting surface of the light guide plate.

Abstract: A light pipe includes a plurality of light guide units, and a connection unit that integrally connects the plurality of light guide units, the connection unit including a light interference suppression hole formed between the light guide units adjacent to each other, the light interference suppression hole including at least one surface that satisfies a total reflection condition of light entering the light interference suppression hole from the connection unit.

Abstract: A lighting structure includes a light source; a first lens; and a second lens. The second lens is located between the light source and the first lens. An angle between an optical axis of the first lens and an optical axis of the second lens is not more than 90 degrees. The light emitted from the light source which is not taken and refracted by the first lens is taken and refracted by the second lens.

Abstract: An illumination apparatus including: multiple LEDs; and a lens unit that is placed correspondingly to the respective LEDs, wherein the lens unit includes a transmission lens, a first total-reflection lens, and a second total-reflection lens, wherein an incidence surface and an emission surface of the transmission lens, as well as incidence surfaces, emission surfaces and total-reflection surfaces of the first total-reflection lens and the second total-reflection lens are two-axis anamorphic aspherical surfaces, a microlens array is formed on at least one of the incidence surface and the emission surface of the transmission lens, a microlens array is formed on at least one of the emission surfaces, the total-reflection surfaces and the incidence surfaces of the first total-reflection lens and the second total-reflection lens, and the microlens arrays each have a structure in which microlenses are periodically arrayed, and are arrayed along the vertical and horizontal directions of the illumination apparatus.