An underwater directional light is provided. The directional light includes a lamp assembly, a tube assembly, and a printed circuit board assembly. The lamp assembly includes a housing and a lamp having a plurality of lighting elements. The tube assembly is coupled to the lamp and has a hollow interior. The printed circuit board assembly is mechanically coupled to the tube assembly and electrically coupled to the lamp.

A planar illumination device of an embodiment includes a substrate, a first linear Fresnel lens, and a second linear Fresnel lens. The substrate includes a plurality of light sources disposed two-dimensionally in a grid pattern. The first linear Fresnel lens is disposed at an emission side of the plurality of light sources and formed with a groove constituting a concave-convex surface of the lens and extending in one direction. The second linear Fresnel lens is disposed at an emission side of the first linear Fresnel lens and formed with a groove constituting the concave-convex surface of the lens and extending in a direction orthogonal to the one direction.

A voice-controlled electronic device that includes a device housing having a longitudinal axis bisecting opposing top and bottom surfaces and a side surface extending between the top and bottom surfaces. The device can further include one or more microphones disposed within the device housing and distributed radially around the longitudinal axis; a processor configured to execute computer instructions stored in a computer-readable memory for interacting with a user and processing voice commands received by the one or more microphones and first transducer and second transducers configured to generate sound waves within different frequency ranges.

Disclosed is a display device. The display device of the present disclosure may include: a display panel; a frame located at a rear side of the display panel; a substrate located between the display panel and the frame, wherein the substrate is coupled to the frame and extends in a longitudinal direction; a plurality of light sources mounted on the substrate, wherein each of the plurality of light sources are spaced apart from each other in the longitudinal direction of the substrate; a plurality of lenses coupled to the substrate, wherein the plurality of lenses cover the plurality of light sources; and a bar coupled to the substrate, wherein the bar connects each of the plurality of lenses.

An arrangement that illuminates and records a moving scene, including a light source that illuminates the moving scene, a control device that operates the light source, and a camera that records the moving scene, wherein the light source includes a plurality of pixels, each of which is configured to illuminate an area of the moving scene, the control device is configured to operate the pixels, and the light source includes at least one semiconductor component including at least one semiconductor chip containing two or more of the plurality of pixels.

A lighting module and a lighting device are disclosed. The lighting module includes a base, a light-transmitting component and a sealing component, the base includes a bottom plate and a base sidewall, the light-transmitting component includes a light-transmitting component includes a light-transmitting component body and a light-transmitting component sidewall; the bottom plate and the light-transmitting component body are disposed opposite to each other to form an accommodation space between the bottom plate and the light-transmitting component body; the base sidewall and the light-transmitting component sidewall are disposed opposite to each other in a direction parallel to the base plate; the sealing component is located between the base sidewall and the light-transmitting component sidewall, and is in close contact with the light-transmitting component sidewall and the base sidewall, respectively, so as to seal the accommodation space.

An LED device, an LED backlight module, and a display are provided. The LED backlight module includes an LED light plate, a diffusion plate, and an optical film. The LED light plate includes a driving circuit, a substrate, and LED devices on the substrate. The LED device includes a transparent LED frame, an LED chip disposed on a bottom portion of the transparent LED frame, and a packaging glue layer formed inside the transparent LED frame and covering the LED chip. A diffusion agent is distributed in the packaging glue layer. The optical film includes a brightening film, an MOP film, and a QBEF film. According to the LED device, with the transparent LED frame and the packaging glue layer containing the diffusion agent, the LED device can provide wide-angle and uniform illumination.

The present invention provides a lamp and a lamp mounting structure, wherein the lamp includes a lamp panel as a light source; two lateral supports arranged opposite to each other, wherein the lamp panel in use is fixed to a lamp supporting structure through the two lateral supports; and a locking mechanism for securing the lamp panel between the two lateral supports. The lamp disclosed herein has a better versatility.

A beam shaping method and device employing full-image transfer for planar light sources. The method comprises: using multiple first lenses to respectively magnify and image beams emitted by multiple planar light sources, so as to obtain magnified full images of the multiple planar light sources; and seamlessly stitching together the magnified full images of the multiple planar light sources at a primary imaging position, so as to obtain a seamless light source at the primary imaging position. The beam shaping method for the planar light sources achieves the elimination of gaps between the light sources with almost no loss of optical power by means of full-image transfer and seamless stitching, thereby improving the beam quality of the light sources as a whole. This kind of optical shaping method is suitable for shaping and processing planar light sources such as VCSEL and LED.

A lamp for an automobile includes a micro lens array (MLA) module that includes an entrance lens array including entrance lenses, an exit lens array including exit lenses, and a shield unit including shields provided between the entrance lens array and the exit lens array. An optical axis of the exit lens, provided in front of at least a portion of the plurality of entrance lenses to face the entrance lens, is spaced apart from an optical axis of the entrance lens in the downward direction and one side direction. A cut-off line region provided on an upper edge of the shield, provided in front of at least a portion of the plurality of entrance lenses to face the entrance lens, is spaced apart from an optical axis of the entrance lens in the downward direction and one side direction.