Abstract: The disclosure provides a display substrate, a display panel and a display device. The display substrate has a display area and a peripheral area surrounding the display area, and includes: a first base; multiple pixel units in the display area and on the first base, each pixel units includes a thin film transistor and a first electrode, in each pixel unit, a second electrode of the thin film transistor is electrically coupled with the first electrode through a first via hole penetrating through an interlayer insulating layer; and an auxiliary functional layer located in the display area and on a side, away from the first base, of the first electrode; an orthographic projection of the auxiliary functional layer on the first base covers at least a part of an orthographic projection of the first via hole on the first base, and defines an active display area of each first electrode.

Abstract: The present disclosure provides a display panel, including: a first base; a plurality of light-emitting devices on the first base; a lens layer including a plurality of lenses located on a side of the plurality of light-emitting devices away from the first base and configured to converge light beams emitted from the plurality of light-emitting devices, the plurality of lenses being one-to-one correspondence with the plurality of light-emitting devices; and a filter layer located on a side of the lens layer away from the first base and configured to enable light from the plurality of light-emitting devices to form monochromatic light after the light from the plurality of light-emitting devices passes through the filter layer.

Abstract: The present disclosure discloses a display panel, a method for manufacturing the same, and a display device, which belong to the field of display technologies. The display panel includes: a first substrate and a second substrate which are oppositely disposed. The first substrate may include one or more light-emitting unit, and the second substrate may include two or more reflective electrodes. All first reflective electrodes in the display panel are capable of reflecting light emitted by the light-emitting unit to a first view zone, and all second reflective electrodes are capable of emitting the light emitted by the light-emitting unit to a second view zone. Therefore, a complete picture is viewed in the first view zone, and another complete picture can be viewed in the second view zone.

Abstract: A polarizer, an electronic device and a method of preparing the polarizer are provided. The polarizer includes a base substrate and a metal wire grid structure provided on the base substrate. The metal wire grid structure includes a plurality of metal wire grid layers and one or more dielectric layers stacked between adjacent metal wire grid layers of the metal wire grid layers. Each of the plurality of metal wire grid layers includes a plurality of metal wire strips periodically arranged in a first direction parallel to a surface of the base substrate, and each of the plurality of metal wire grid layers is stacked in a second direction perpendicular to the surface of the base substrate, and a period of the metal wire strips in each of the plurality of metal wire grid layers is less than or equal to 300 nm.

Abstract: An array substrate is provided. One of a first electrode layer and a second electrode layer in the array substrate includes at least one slit electrode. The slit electrode is disposed between two adjacent data leads in the array substrate, and includes an electrode connecting portion and a plurality of first strip-shaped sub-electrodes. The electrode connecting portion includes a first connecting section parallel to and adjacent to the data lead. A width of the first strip-shaped sub-electrode gradually decreases along a direction going away from the first strip-shaped sub-electrode, and a distance between two adjacent first strip-shaped sub-electrodes in a direction parallel to an extending direction of the first connecting section gradually increases along the direction going away from the first connecting section.

Abstract: An array substrate is provided. One of a first electrode layer and a second electrode layer in the array substrate includes at least one slit electrode. The slit electrode is disposed between two adjacent data leads in the array substrate, and includes an electrode connecting portion and a plurality of first strip-shaped sub-electrodes. The electrode connecting portion includes a first connecting section parallel to and adjacent to the data lead, and a distance between two adjacent first strip-shaped sub-electrodes in a direction parallel to an extending direction of the first connecting section gradually increases along a direction going away from the first connecting section.

Abstract: This disclosure provides a gene chip comprising a substrate and at least one positioning device fixed on an upper surface of the substrate, wherein the at least one positioning device is provided with a receiving cavity for receiving a bead, the receiving cavity being arranged on a surface of the at least one positioning device facing away from the substrate, and a cross-sectional area of the receiving cavity is gradually decreased in a direction toward the upper surface of the substrate. This disclosure further provides a gene detection device comprising the gene chip.

Abstract: Provided are a front light source and a display apparatus. The front light source is disposed on a light emitting side of a display panel. The front light source includes: a light guide member and a light emitting member disposed on a light incident side of the light guide member, the light guide member being configured to guide light emitted by the light emitting member onto the display panel; the light emitting member includes: a light source element and a quantum dot element which are disposed on a same layer, the light source element being configured to emit light of a first color, and the quantum dot element being configured to emit light of three colors including three-primary colors under excitation of the light emitted by the light source element, the first color is one of the three-primary colors.

Abstract: The color filter substrate includes a photoluminescent layer and an optical path adjustment layer. The photoluminescent layer includes a plurality of photoluminescent portions. Each photoluminescent portion is configured to receive backlight and emit excitation light. The optical path adjustment layer is located on a light incident side of the photoluminescent layer, and the optical path adjustment layer is configured to increase an incident angle of at least portion of the backlight that enters the photoluminescent layer.

Abstract: The present disclosure discloses a color film assembly, a display substrate and a method for fabricating the same, and a display apparatus. The color film assembly includes a quantum dot layer, and a filter layer on a light emitting side of the quantum dot layer. The filter layer includes filter units. Each of the filter units includes a first filter structure. A light emitting surface of the first filter structure has at least one converging structure. The quantum dot layer includes quantum dot units which are in one-to-one correspondence with the filter units. Each quantum dot unit includes at least one quantum dot structure. The quantum dot structures in each quantum dot unit are in one-to-one correspondence with the first filter structures in the corresponding filter unit.

Abstract: A display panel and a display device are provided, and the display panel includes a substrate and a pixel layer disposed on the substrate. The pixel layer includes a plurality of pixel units arranged in an array. The display panel includes a main light-transmitting region surrounded by the plurality of pixel units, and an orthographic projection of the main light-transmitting region on the substrate is not overlapped with orthographic projections of the plurality of pixel units on the substrate, so that external light is allowed to pass through the main light-transmitting region of the display panel, and then is received by an image acquisition device disposed on a side of the display panel.

Abstract: The present disclosure relates to a display panel, a display device, a reflective filter and a control method thereof. The reflective filter includes: a substrate; a first dielectric layer having a first refractive index, and located on one side of the substrate; a periodic array structure located on one side of the first dielectric layer away from the substrate and in direct contact with the first dielectric layer, wherein the periodic array structure includes a plurality of solid material patterns spaced apart by gaps; and a second dielectric layer covering the periodic array structure and filling the gaps, wherein a material of the second dielectric layer is a variable refractive index material; wherein the first refractive index of the first dielectric layer is lower than an equivalent refractive index nneff of the periodic array structure with the gaps filled with the variable refractive index material.

Abstract: The present disclosure provides a 3D display substrate including: a plurality of sub-pixels of different colors, a driver and a plurality of plano-convex lenses located at a light-emitting side of the plurality of sub-pixels. The plurality of sub-pixels are corresponding to the plurality of plano-convex lenses in a one-to-one manner. A light-emitting surface of each of the plurality of sub-pixels is located in a focal plane of the corresponding plano-convex lens. Each of the plurality of sub-pixels includes a plurality of sub-pixel sub-portions arranged in an array. The driver is configured to drive the plurality of sub-pixel sub-portions in the same sub-pixel to display images of different grayscales to form a 3D display image.

Abstract: The present disclosure relates to a display panel, a display device, a reflective filter and a control method thereof. The reflective filter includes: a substrate; a first dielectric layer having a first refractive index, and located on one side of the substrate; a periodic array structure located on one side of the first dielectric layer away from the substrate and in direct contact with the first dielectric layer, wherein the periodic array structure includes a plurality of solid material patterns spaced apart by gaps; and a second dielectric layer covering the periodic array structure and filling the gaps, wherein a material of the second dielectric layer is a variable refractive index material; wherein the first refractive index of the first dielectric layer is lower than an equivalent refractive index nneff of the periodic array structure with the gaps filled with the variable refractive index material.

Abstract: Provided are a front light source and a display apparatus. The front light source is disposed on a light emitting side of a display panel. The front light source includes: a light guide member and a light emitting member disposed on a light incident side of the light guide member, the light guide member being configured to guide light emitted by the light emitting member onto the display panel; the light emitting member includes: a light source element and a quantum dot element which are disposed on a same layer, the light source element being configured to emit light of a first color, and the quantum dot element being configured to emit light of three colors including three-primary colors under excitation of the light emitted by the light source element, the first color is one of the three-primary colors.

Abstract: Provided are a display panel and a method for manufacturing the same, a display device and a control method of the same related to the technical field of display. The display panel includes a base substrate; a pixel defining layer arranged on the base substrate and configured to define a plurality of sub-pixels, at least one sub-pixel of the plurality of sub-pixels includes a plurality of sub-pixel-units; and each sub-pixel-unit of the plurality of sub-pixels includes an anode, a light emitting layer, and a cathode that are stacked, and anodes of adjacent sub-pixel-units in a same sub-pixel are insulated from each other and are apart from the base substrate for different distances.

Abstract: The present disclosure provides a 3D display substrate including: a plurality of sub-pixels of different colors, a driver and a plurality of plano-convex lenses located at a light-emitting side of the plurality of sub-pixels. The plurality of sub-pixels are corresponding to the plurality of plano-convex lenses in a one-to-one manner. A light-emitting surface of each of the plurality of sub-pixels is located in a focal plane of the corresponding plano-convex lens. Each of the plurality of sub-pixels includes a plurality of sub-pixel sub-portions arranged in an array. The driver is configured to drive the plurality of sub-pixel sub-portions in the same sub-pixel to display images of different grayscales to form a 3D display image.

Abstract: Disclosed are a display substrate and a method for manufacturing the same, a display panel and a display device. The display panel includes a carrier substrate; an adhesive layer, a color resist layer, a first flat layer and a metal wire grid layer that are distributed in a direction distal from the carrier substrate; and a light shielding pattern disposed between the adhesive layer and the first flat layer. A surface of the light shielding pattern proximal to the metal wire grid layer is in the same plane as a surface of the color resist layer proximal to the metal wire grid layer. The present disclosure contributes to increasing the yield of the metal wire grid layer and improving the display effect of the display panel.

Abstract: The present disclosure provides a quantum dot color filter, a fabrication method thereof, a display panel and a display device, and belongs to the field of display technology. The quantum dot color filter of the present disclosure includes a quantum dot functional layer configured to emit light of a certain color under excitation of excitation light. The quantum dot functional layer has a hollowed-out portion, which exposes a side surface of the quantum dot functional layer, so that the excitation light is able to arrive at the side surface.

Abstract: Disclosed are a color filter substrate, a method for fabricating the same, and a display device. The color filter substrate includes a plurality of color-resist elements, and the color filter substrate further includes: a base substrate, and a groove arranged on the base substrate in correspondence to each of the color-resist elements, wherein a size of an opening of each groove is increase from the bottom to the top, a reflecting layer is coated on an inner surface of the groove, and a color-resist filler corresponding to a color of light emitted by the color-resist element is further filled in the groove above the reflecting layer.