Abstract: A side-incidence backlight module including a light guide plate, a light strip and a light leakage preventing member. The light strip is disposed at a side of a light incident surface of the light guide plate and includes at least one light emitting element. The light leakage preventing member is located between the light strip and the light guide plate and extends along a width direction of the light guide plate. The light leakage preventing member includes at least one groove. An opening of the groove faces the light strip. The at least one light emitting element is at least partially accommodated in the groove.

Abstract: A light guide for luminaires is disclosed. In some embodiments the light guide is oriented to receive light from a point light source at a light receiving surface configured to refract incoming light at angles to enable total internal reflection (TIR) of the light down the body of the light guide without loss of light. A foot at the bottom of the body of the light guide includes a first sloped face wherefrom a portion of the light is extracted downward toward a work plane in a batwing distribution and a second sloped face and a return face wherefrom the remaining light is extracted upward.

Abstract: A vertical lighting vaneless inverter fan comprises a body, a blast system, an air supply column, a lighting device and a sound-reducing structure. The blast system is mounted in the inner chamber of body. The air supply column is installed on the top of body. The blast system supplies air to the air supply column, the airflow is jetted from the air supply column. The impeller is located above the motor. When the blast system is installed in the inner chamber of body case, the impeller corresponds to the bottom of air outlet, so that the wind can be delivered through the air outlet directly.

Abstract: An aurora borealis simulation device and an aurora generating method are provided, which relates to the technical field of light simulators and includes: a simulation device main body and an aurora simulation component. A projection window is provided on the simulation device main body. The aurora simulation component comprises: a light-emitting unit; a fixing frame fixedly mounted on an inner wall of the simulation device main body; a radiator arranged on the fixing frame and assembled corresponding to the light-emitting unit; a first light-transmitting component of which one part is provided on the fixing frame and the other part extends toward a side of the projection window and is located between the projection window and the light-emitting unit, and a second light-transmitting component fixedly mounted on the simulation device main body and located within the projection window.

Abstract: A display apparatus includes a liquid crystal panel; a light source module configured to provide light to the liquid crystal panel; a printed circuit board (PCB) on which the light source module is mounted; and at least one chassis accommodating the liquid crystal panel and the PCB. The light source module includes: a substrate; a reflector positioned on the substrate, and including a curved surface having a shape resulting from rotating a portion of a parabola around a directrix of the parabola, the directrix perpendicular to the substrate; and a plurality of light sources mounted on the substrate along focal points of the parabola of the reflector.

Abstract: A twist-and-lock mounting bracket may secure a lighting fixture to a mounting surface. The twist-and-lock mounting bracket may define an aperture having features corresponding to the shape of a twist-and-lock element disposed on a housing of a lighting fixture. Accordingly, the twist-and-lock element may be configured to extend through the aperture while the corresponding features of the twist-and-lock element and the aperture are aligned. The housing may then be rotated such that the tabs do not align with the corresponding features of the aperture, and the twist-and-lock element is thereby prevented from sliding through the aperture. The mounting bracket may be secured to a junction box positioned within a mounting surface, or it may be secured to a biasing bracket having one or more second resilient members configured to engage the interior of a recessed can light, such that the lighting fixture may be secured to the recessed can light.

Abstract: A motorcycle headlamp includes a carrier, a light fixture mounted on the carrier, and at least one sensor for detecting features of an area lying in front of the motorcycle in the direction of travel. An opening is provided in the carrier, and the sensor can be arranged in the opening.

Abstract: Channels and channel covers for linear lighting are disclosed. The channels have an upper compartment for linear lighting and a lower compartment that may be used as a raceway, to engage parts, and for rear entry of wires. Endcaps for the channels may engage the lower compartment. Cover-lenses for linear lighting channels are also disclosed. The cover-lenses may include diffusing material and implement a thickness gradient in order to maximize the amount of diffusing material where the emitted light intensity is expected to be greatest. Diverging Fresnel features may be superimposed on the thickness gradient in order to counteract any converging effect of the thickness gradient and cause emitted light to spread more evenly.

Abstract: A light source device includes: a substrate; a light-emitting unit matrix including a plurality of light-emitting units disposed in a matrix on the substrate; and a reflective resin disposed in a region, on the substrate, including a region where the light-emitting unit matrix is disposed. The plurality of light-emitting units include a first light-emitting unit and a second light-emitting unit adjacent to each other in a column direction of the light-emitting unit matrix. The reflective resin includes a first reflective portion disposed between the first light-emitting unit and the second light-emitting unit and extending in a direction intersecting the column direction. At least a portion of an upper surface of the first reflective portion protrudes beyond an upper surface of the first light-emitting unit and an upper surface of the second light-emitting unit.

Abstract: A luminous keyboard includes a keyboard module and a backlight module. The backlight module is located under the keyboard module. The backlight module includes a light source, a light guide plate and a reflecting plate. The light source includes a conductive substrate and plural light-emitting elements. The light guide plate includes a light input surface, a light exit surface, a bottom surface and a first slot. The light input surface is disposed within the first slot. The reflecting plate is disposed on the bottom surface of the light guide plate. The reflecting plate includes a second slot. The second slot is in communication with the first slot. The conductive substrate is penetrated through the second slot and the first slot. Consequently, the plural light-emitting elements are accommodated within the first slot and aligned with the light input surface.

Abstract: A luminaire includes a housing with a cavity, a non-planar lens, and a light emitter. The non-planar lens is coupled to the housing. The lens defines a generally circular footprint and a concavo-convex shape. The light emitter is positioned proximate an edge of the cavity and is configured to emit light into an edge of the lens and toward a center of the cavity.

Abstract: Channels and channel covers for linear lighting are disclosed. The channels have an upper compartment for linear lighting and a lower compartment that may be used as a raceway, to engage parts, and for rear entry of wires. Endcaps for the channels may engage the lower compartment. Cover-lenses for linear lighting channels are also disclosed. The cover-lenses may include diffusing material and implement a thickness gradient in order to maximize the amount of diffusing material where the emitted light intensity is expected to be greatest. Diverging Fresnel features may be superimposed on the thickness gradient in order to counteract any converging effect of the thickness gradient and cause emitted light to spread more evenly.

Abstract: A backlight module includes a light guide member, a first light source, a second light source, a plurality of first optical microstructures, and a plurality of second optical microstructures. The light guide member has a first light incident surface and an adjacent second light incident surface. The first light source is disposed at one side of the first light incident surface and is configured to generate a first light beam. The second light source is disposed at one side of the second light incident surface and is configured to generate a second light beam. The first and the second optical microstructures are disposed at the light guide member and are configured to reflect the first and the second light beams. The reflected first light beam has a first light emitting angle range without a normal viewing angle range. A display apparatus using the backlight module is also provided.

Abstract: The present invention discloses a wide angle backlight lens which consists of lens mounting plate and lens body. Further, the upper outer surface of lens body is fixedly connected with the central position of the lower outer surface of lens mounting plate. Four sets of lens stands are installed near four corners of the upper outer surface of said lens mounting plate. Each set of said lens stands consists of two assembling stands. The luminous slot (4) is installed in the central position of the lower outer surface of said lens body (2) and lamp mounting slot (5) and reflective aperture (6) are installed in the central position of the upper outer surface of said lens mounting plate (1). A wide angle backlight lens described in the present invention is available for convergence and divergence of light rays according to actual needs, to improve the range of light diffusion and luminous intensity, hence realizing a higher uniformity of flares.

Abstract: The present invention provides a car lamp, including a light source unit provided with a plurality of semiconductor light emitting devices, and having a planar shape, the light source unit having a light emitting region emitting light and a non-light emitting region formed along an edge of the light emitting region, and a filter unit located to overlap the light emitting region so as to transmit only light of a predetermined wavelength band therethrough, wherein the light emitting region of the light source unit is provided with a plurality of regions, and is configured such that at least one of the plurality of regions selectively emits light.

Abstract: A reflex lamp housing and modular lamp, including: a base, a reflex lamp housing and at least one protective lantern ring; a reflex lamp housing provided on the base, periphery of the reflex lamp housing provided with several containing grooves, the inner wall of each of the containing grooves provided as a reflective panel, the containing grooves used for containing luminous module connecting to the base electrically; the protective lantern ring is provided around the reflex lamp housing, the protective lantern ring and the lamp cap are provided at intervals, forming a light access area. The reflex lamp housing is of enhanced structural strength and improves the lighting effect.

Abstract: Disclosed is a system comprising an illumination component, an electrical apparatus, a cable configured to be mechanically connected to the illumination component, a winch configured to wind and/or unwind the cable, and a connector device comprising a bearing and configured to mechanically connect the illumination component to the cable in such a manner that, in a connected state, at least part of the illumination component is rotationally decoupled from the cable via the bearing. The system is configured to supply power and/or data to the illumination component via the cable.

Abstract: This indoor pest repellent device (10) is provided with: a light source (11); a light concentrating part (the first light concentrating part (13)) which concentrates a portion of diffused light (LS) emitted from the light source (11); and a first displacement unit (the rotation mechanism (14)) which changes the relative position of the first light concentrating part (13) relative to the light source (11), and which displaces the irradiation region (the light irradiation region (SP1)) of the light from the first light concentrating part (13), said irradiation region being formed on a floor. The light concentrating part is provided with a convex lens.

Abstract: A backlight module includes a light guide plate, a light source, an optical film set and at least one light shielding layer. The light guide plate has a light incident surface and a light emitting surface adjacent to the light incident surface. The light source is disposed beside the light incident surface. The optical film set includes a first surface, a second surface and at least one end surface. The first surface and the second surface are opposite to each other. The at least one end surface is connected to the first surface and the second surface. The optical film set is disposed on the light emitting surface of the light guide plate. The first surface faces the light emitting surface. The at least one light shielding layer is disposed on the at least one end surface. A display device using the backlight module is also provided.

Abstract: A magnetic light panel system having a light panel with a light source that can be connected to a power source and thus illuminated, and further having a handle. The light panel and the handle may each be provided with magnets such that the light panel and the handle can be magnetically associated with each other from opposite sides of a window or windshield. The panel may be manipulated or adjusted by a user on a vehicle exterior while the light panel remains on the vehicle interior, and the light panel may provide light to the user such that the borders and edges along a window or windshield can be more easily seen. Additionally, the panel may be provided with a guideline having a zigzag or jagged shape along the border to provide the user with a reference point or measurement point.