Abstract: Provided is a display device including a wire grid polarization layer. The display device includes: a display layer; a quantum-dot layer disposed on the display layer and including a color conversion layer including a quantum-dot and a scatterer; and an upper layer disposed on the quantum-dot layer and including a phase retardation layer and a wire grid polarization layer disposed on the phase retardation layer.

Abstract: A zoom lens assembly includes a lens barrel, at least one moving group, and a magnetic drive assembly. At least one moving group is movably installed at the lens barrel along a front-to-back direction, and the at least one moving group is configured for installing a lens. A magnetic drive assembly is configured for driving the moving group to move along the front-to-back direction, where the magnetic drive assembly includes a drive coil and a magnet structure; one of the drive coil and the magnet structure is fixed to the moving group, and the other of the drive coil and the magnet structure is fixed to the lens barrel; and the drive coil is provided in a magnetic field generated by the magnet structure to generate an electromagnetic drive force in combination with the magnet structure when the drive coil is energized.

Abstract: Disclosed in the present disclosure are a waterproof double-sided liquid crystal screen electronic shelf label and system, including: a main frame, a double-sided screen, a power connection and debugging member, and a fixing member. The double-sided screen is fixed in the main frame. The power connection and debugging member and the fixing member are located at a lateral side of the main frame. The power connection and debugging member is configured to supply power to the double-sided screen and debug the double-sided screen. The fixing member is configured to fix and mount the electronic shelf label. The double-sided screen is configured to display information on both sides of the double-sided screen. The present disclosure can achieve double-sided display by one electronic shelf label.

Abstract: An optical microscope device comprises an optically integrated configuration of components for imaging a target device within a field of view of the optical microscope device, and for laser annealing the target device by generating a laser beam spot pattern from a laser beam received on an optical fiber from a remote laser source, and for controlling a duration of exposure of the laser beam spot pattern for laser annealing the target device.

Abstract: A unidirectional perspective film includes a first niobium oxide layer, a first silicon oxide layer, an absorption layer, a second niobium oxide layer, and a second silicon oxide layer that are sequentially disposed. The absorption layer has a thickness ranging from 8 nm to 20 nm.

Abstract: A head-up display device for a motor vehicle is disclosed. The device includes a housing part in which an image-generating unit of the display device is arranged. The image-generating unit is configured to project an image onto a light-permeable projection surface. The image-generating unit includes a cover element which is connected to the housing part and covers regions of the housing part with respect to the surroundings of the display device. The cover element includes a peg element which is inserted into a corresponding receptacle formed in the housing part. The peg element is expanded with a spreading piece inserted into the peg element. The peg element is fixed in the receptacle as a result of the expansion.

Abstract: Structural color devices having high chromaticity and vivid color generation include a resonator cavity with multilayer stack having a first layer comprising a light absorbing material, a second layer comprising a low refractive index layer, and a third layer comprising a high refractive index layer. An ultrathin high refractive index layer may be disposed between the first and second layers in alternative variations. The structural color device has one or more of: (i) a chromaticity “C” of greater than or equal to about 90; (ii) a difference of a decay rate of intrinsic resonator absorption (?abs) of the resonator cavity and a decay rate of radiative loss (?rad) of the resonator cavity is less than or equal to about 25%; or both (i) and (ii).

Abstract: A metalens and a metalens array having a bounded angular field of view are disclosed. The metalens includes a substrate and a two-dimensional (2D) grid over the substrate to divide the substrate into a 2D array of meta-units. Each meta-unit in the 2D array includes a nanostructure and a portion of the substrate that supports the nanostructure. Moreover, each meta-unit is configured with an angular-dependent transmission or reflection coefficient that decreases with an increasing incident angle of an illumination. Moreover, the metalens passes an incident light having an incident angle less than a cutoff angle and rejects an incident light having an incident angle greater than the cutoff angle. The metalens can be used a base unit for constructing a metalens array by tiling copies of the metalens into a 2D array of the metalens to achieve a significantly larger field-of-view.

Abstract: Provided are a smart surface, a center console of a vehicle, and a vehicle. The smart surface includes a display device (10), a decorative cover plate (20) including a decorative pattern layer (21), a substrate layer (22), an optical adhesive layer (23), and a glass layer (24) stacked sequentially from top to bottom, an upper surface of the glass layer (24) being fitted to the optical adhesive layer (23), and a lower surface of the glass layer (24) being covered on the display device (10), and an AG fluorescent film (30) fitted to the decorative pattern layer (21), and the AG fluorescent film (30) is used for filtering ambient light or light emitted from the decorative pattern layer (21). The smart surface provided by the present application can reduce the obstruction of the image caused by the decorative pattern by providing the AG fluorescent film.

Abstract: An image capturing system lens assembly includes eight lens elements, the eight lens elements being, in order from an object side to an image side, a first lens element, a second lens element, a third lens element, a fourth lens element, a fifth lens element, a sixth lens element, a seventh lens element and an eighth lens element. Each of the eight lens elements has an object-side surface towards the object side and an image-side surface towards the image side. The fourth lens element has negative refractive power. The image-side surface of the eighth lens element is concave in a paraxial region thereof, and the image-side surface of the eighth lens element includes at least one inflection point.

Abstract: An electronic device includes: a processor; and a memory storing a program which, when executed by the processor, causes the electronic device to: switch between a first screen that displays a VR image individually and a second screen that displays a plurality of images including the VR image; and control a change in a display area of the VR image, wherein on the first screen, the display area of the VR image is changed based on a predetermined operation for changing the display area of the VR image, and on the second screen, the display area of the VR image is not changed based on the predetermined operation.

Abstract: Crosstalk between adjacent channels is suppressed when monitoring optical output power. A multi-channel optical module for multiplexing and outputting a plurality of wavelength channels, which includes a plurality of light sources each having a different wavelength, a plurality of collimator lenses coupled to the respective outputs of the plurality of light sources, a beam splitter coupled to an output of each of the plurality of collimator lenses, a plurality of monitor PDs for monitoring optical power branched from the beam splitter, and a plurality of wavelength filters inserted between the beam splitter and each of the plurality of monitor PDs and each wavelength filter transmitting only the wavelength of the light source coupled by the beam splitter.

Abstract: A head-mountable device can include assemblies that provide fit adjustment capabilities when assembled together. By providing head-mountable devices with modular features, certain assemblies can provide fit adjustment capabilities without requiring other assemblies to be custom designed or available in a wide variety of sizes and/or shapes. A lens assembly can provide one or more lenses that accommodate a user's vision correction needs. The lenses can be provided in a manner that allows them to be coupled to displays of the head-mountable device, which can move as needed. The lenses can be coupled to displays to move with the displays.

Abstract: Described are systems and methods to eliminate reflection from a display's incident light that is captured by a camera, such as a webcam. The display includes a polarizer that polarizes light which is reflected by a medium such as glass to the camera. The reflected light includes linearly polarized light. A polarizer is strategically placed in front of the lens set of a camera. Utilizing an orientation perpendicular to the reflected incident light, reflection from the reflective surfaces is eliminated before it enters the lens set of the camera.

Abstract: A polarizer and a liquid crystal display device. The polarizer includes a hard coating including whiskers.

Abstract: A complex sheet, a method for producing the complex sheet, and a display panel including the complex sheet is disclosed. The complex sheet reduces moisture penetration by forming a side cover that covers an opening included in an edge of a light refracting layer that is included in the complex sheet.

Abstract: Some embodiments of the present application disclose a polarizer and a display device, wherein the polarizer includes a polarizing layer, and a first optical functional layer on a side of the polarizing layer. The first optical functional layer includes a substrate and light-diffusing particles dispersed in the substrate. An average value of a difference between an orientation angle of an orthographic projection of a long axis of the light-diffusing particle in a first plane and an orientation angle of an absorption axis of the polarizing layer in the first plane is less than or equal to 5°.

Abstract: An optical functional film for a head-up display according to the present disclosure includes (A) two or more phase difference layers and (B) an adhesive layer. The adhesive layer is adjacent to at least one phase difference layer, and an absolute value of difference between a refractive index of the adhesive layer and a refractive index of the phase difference layer adjacent to the adhesive layer in a direction of a fast axis is less than 0.060.

Abstract: A display panel and a display device are provided by the present application. The display panel includes: a glass substrate, wherein the glass substrate is a substrate at the light exiting side of the display panel; and a tandem layer located at the light exiting side of the glass substrate. The tandem layer includes one or more first sub-layers and one or more second sub-layers, and the first sub-layers and the second sub-layers are arranged alternately. A refractive index of each of the first sub-layers and a refractive index of each of the second sub-layers are unequal. A thickness of each of the first sub-layers is less than a thickness of each of the second sub-layers. A visible-light reflectivity of the display panel is less than or equal to 1.1%. The display panel is used to manufacture low-reflectivity display products.

Abstract: An electro-optic assembly includes a front substrate that has a first surface and a second surface opposite the first surface. A second substrate has a third surface and a fourth surface opposite the third surface, the second and third surfaces face each other to define a gap. A first electrode is coupled to the second surface and a second electrode is coupled to the third surface. An electro-optic medium is in the gap. At least one of the first and second electrodes are an antireflective electrode stack including a conductive layer formed of a transparent conductive oxide, an overcoat layer in contact with the electro-optic medium and formed of a substantially transparent conductive material, an insulating layer between the conductive layer and the overcoat layer, and a base layer between the substrate and conductive layer. A conduction well contains the electro-optic medium and extends through the insulating layer.