Abstract: An electronic device may include a display panel configured to produce light and a lens assembly that receives the light from the display panel. The lens assembly may be a catadioptric lens assembly with a partially reflective layer, lens element, quarter wave plate, and reflective polarizer. Some of the light emitted by the display panel may be reflected by the catadioptric lens assembly away from the catadioptric lens assembly. A supplemental mirror may be used to reflect this light back towards the catadioptric lens assembly. The supplemental mirror may increase the field-of-view of images viewable through the catadioptric lens assembly. The supplemental mirror may have a dithered upper surface or a phase-shift mask.

Abstract: An example a head-mounted display device includes a light projector and an eyepiece. The eyepiece is arranged to receive light from the light projector and direct the light to a user during use of the wearable display system. The eyepiece includes a waveguide having an edge positioned to receive light from the display light source module and couple the light into the waveguide. The waveguide includes a first surface and a second surface opposite the first surface. The waveguide includes several different regions, each having different grating structures configured to diffract light according to different sets of grating vectors.

Abstract: A display apparatus is disclosed and includes: a light guide element, including a first surface, a second surface arranged opposite to the first surface, and side surfaces connecting the first surface and the second surface; an image source assembly including two image sources at the side surfaces of the light guide element respectively, where light waves emitted from the image source are incident from the side surface into the light guide element; a coupling-out structure at a side of the second surface facing away from the first surface and configured to reflect a light reaching the second surface to the first surface; a super surface structure at a side of the first surface facing away from the second surface and configured to transmit lights reaching the first surface that are emitted from the two image source to a left eye and right eye of a user respectively.

Abstract: Blazed diffraction gratings provide optical elements in head-mounted display systems to, e.g., incouple light into or out-couple light out of a waveguide. These blazed diffraction gratings may be configured to have reduced polarization sensitivity. Such gratings may, for example, incouple or outcouple light of different polarizations with similar level of efficiency. The blazed diffraction gratings and waveguides may be formed in a high refractive index substrate such as lithium niobate. In some implementations, the blazed diffraction gratings may include diffractive features having a feature height of 40 nm to 120 nm, for example, 80 nm. The diffractive features may be etched into the high index substrate, e.g., lithium niobate.

Abstract: Systems, devices, media, and methods are presented for using a flexible electronic device to selectively interact with an eyewear device. A portable eyewear device includes a processor, a memory, and a display projected onto at least one lens assembly. A flexible electronic device includes an integrated circuit, a plurality of input sensors, and a power system, all mounted on a flexible substrate that is sized and shaped to conform to a graspable object such as a ring. The flexible electronic device operates according to a power budget, operating on a sensor power budget until it detects a first interaction with at least one of the input sensors. If the first interaction exceeds a sensitivity threshold, the flexible electronic device sends a wake signal to a nearby eyewear device. In response to the wake signal, the eyewear device presents a graphical user interface (GUI) on the display.

Abstract: A display device for use in displaying an augmented reality image of a real-world view or a virtual reality image to a user, the display device comprising an optical waveguide having an input optical element for receiving an image and at least one output optical element for outputting the image, a projector for generating the image, the projector being physically coupled to the optical waveguide, and a projector housing containing at least some components of the projector, the projector housing being relatively moveable with respect to the optical waveguide between a relative position in which a real-world view through the waveguide in the region of the at least one output optical element is occluded and a relative position in which the real-world view through the waveguide in the region of the at least one output optical element is not occluded.

Abstract: An optical structure for an augmented reality display includes a waveguide and an input diffractive optical structure to receive light from a projector and couple the received light into the waveguide. An output diffractive optical structure, comprising first and second diffractive optical elements overlaid on one another in or on the waveguide, receives light from the input diffractive optical element in an input direction. The first diffractive optical element has a high diffraction efficiency relative to the second diffractive optical element. A first portion of the first diffractive optical element couples light from the input direction towards a second portion, and the second diffractive optical element couples light from the input direction away from the second portion. The second portion couples light from the input direction towards the first portion, and the second diffractive optical element couples light from the input direction away from the first portion.

Abstract: The optical element is thinned. The optical element includes a first prism and a second prism. The first prism includes an incident surface, a semi-reflecting surface, and an emitting surface each configured of a free-form surface, and in which the light of a display element is incident from the incident surface, internally reflected between the emitting surface and the semi-reflecting surface, and emitted from the emitting surface to an observation portion of the light. The second prism includes an external light incident surface configured in a shape in which a free-form surface is divided by at least one stepped surface and on which external light is incident, and an external light emitting surface from which the incident external light is emitted to the semi-reflecting surface.

Abstract: An image sensor includes: a sensor substrate including a plurality of first pixels and a plurality of second pixels; a spacer layer on the sensor substrate; and a color separating lens array on the spacer layer and changing condensing light of a first wavelength on each of the first pixels and condensing light of a second wavelength on each of the second pixels. The color separating lens array includes a first color separating lens array layer including a plurality of first nanoposts, a first dielectric material layer arranged among the plurality of first nanoposts, and a plurality of first etch prevention patterns arranged respectively under the plurality of first nanoposts.

Abstract: An optical module and an electronic device are disclosed. The optical module comprises a beam splitting assembly, a beam combining assembly, a first dimmer assembly and a second dimmer assembly. The beam splitting assembly is configured to divide the incident light into a first light beam and a second light beam that propagate in different directions. The first dimming assembly is located on the light path of the first light beam, and the second dimming assembly is located on the light path of the second light beam. The beam combining assembly is located at the intersection position, so that the first light beam and the second light beam entering the beam combining assembly exit concurrently along the same direction.

Abstract: Disclosed is a method to fabricate a multifunctional collimator structure In one embodiment, an optical collimator, includes: a dielectric layer; a substrate; and a plurality of via holes, wherein the dielectric layer is formed over the substrate, wherein the plurality of via holes are configured as an array along a lateral direction of a first surface of the dielectric layer, wherein each of the plurality of via holes extends through the dielectric layer and the substrate from the first surface of the dielectric layer to a second surface of the substrate in a vertical direction, wherein the substrate has a bulk impurity doping concentration equal to or greater than 1×1019 per cubic centimeter (cm?3) and a first thickness, and wherein the bulk impurity doping concentration and the first thickness of the substrate are configured so as to allow the optical collimator to filter light in a range of wavelengths.

Abstract: Methods for manufacturing lenticular, fly's eye, or other types of lens array-based image displays, using prints overlaid by, but not bonded to, a lens array, some incorporating motion of either lens array or image, and methods of ensuring critical printed image-to-lens array alignment in manufacture and during device operation are shown. These may take the form of an image display frame or hand-held viewer with interchangeable images, aligned manually and/or by optical sensor-driven servo actuators, a folding card, and other displays, which can show three- dimensional, and/or animated, and other types of images, as well as accommodate standard computer-printer printouts made with compatible software. Such a family of devices can be used as greeting, or novelty cards, educational or informational books, toys, advertising premiums, displays, including point-of-purchase, or art-pieces, which can be wall mounted and/or motor- driven.

Abstract: An aerial display apparatus includes: a display device which displays an image; an optical device which is arranged to receive light from the display device, and reflects the light from the display device to a side opposed to the display device to form an aerial image; and a first sensing device arranged between the display device and the optical device and outside an area occupied by the optical device. The first sensing device includes: a light source unit which emits infrared light toward the optical device; and a plurality of cameras which detect infrared light reflected in sequence by an object and the optical device.

Abstract: A head mounted display device includes a host, two sliding parts, two locking parts and two brackets. The host has two connecting bases located on opposite sides of the host. The two sliding parts are respectively slidably connected to the corresponding connecting base. The two locking parts are respectively used to lock the corresponding sliding part in a retracted position or a pulled-out position relative to the corresponding connecting base. The two brackets are respectively pivotally connected to one end of the corresponding sliding part away from the host.

Abstract: There is provided a lens for use in frame-less spectacles, the lens body comprising an essentially flat angled peripheral edge joining inner and outer peripheral rims; the angled peripheral rim having an internal surface inside the lens body and an external surface defining an outside of the lens body. A junction between the angled peripheral edge and the inner lens surface forms a cleanly machined vertex at the inner peripheral rim. A junction of the angled peripheral edge and the outer lens surface forms a vertex sufficiently radiused to remove a sharp edge at the outer peripheral rim. An invisible zone is created between the lines of sight P that pass the inner peripheral rim, and the lines of sight P1 refracted at the peripheral rim through the lens. In use, the internal surface and external surface of the angled peripheral edge of the lens body and the outer peripheral rim are within the invisible zone and are therefore not visible to the user.

Abstract: A method includes removably attaching an earbud to a pair of glasses worn by a person. The pair of glasses includes a first speaker configured to deliver sound externally through air or through bone conduction to an ear of the person. The earbud includes a second speaker configured to deliver sound into an ear canal of the person when the earbud is placed in the ear canal. The method further includes establishing a wireless connection between the pair of glasses and the earbud, and detecting a position of the earbud relative to the pair of glasses. The method further includes, when the earbud is detached from the pair of glasses, deactivating the first speaker in the pair of glasses, and activating the second speaker after the earbud is detached from the pair of glasses.

Abstract: Apparatuses and systems for wearable devices such as eyewear are described. According to one embodiment, the wearable device includes a frame, onboard electronics components, and an antenna disposed around an eyepiece area of the frame that is configured to hold an optical element. The antenna is configured for inductive coupling. In some embodiments, a switch coupled to the antenna allows selection between circuitry for inductive charging of a battery and near-field communication (NFC) circuitry for communicating data via the antenna.

Abstract: The present disclosure provides a glasses. The glasses may include a glasses frame and two speakers. The glasses frame may include a glasses rim and two glasses temples. The two glasses temples may be rotatably connected to the glasses rim, respectively. For each of the two speakers, the speaker may include an earphone core and a core housing. The speaker may be connected to one of the two glasses temples via a hinge component connected thereto. The hinge component may be rotatable to change a position of the speaker relative to the glasses temple. The core housing may include a contact surface. The contact surface may include a gradient structure for causing an uneven distribution of pressure on the contact surface when in contact with a user. The glasses temple connected to the speaker may include at least one of a control circuit or a battery. The at least one of the control circuit or the battery may drive the earphone core of the speaker to vibrate to generate sound.

Abstract: A portable eyewear electronic device that includes a speaker module and methods of assembly of the device are presented. The electronic eyewear device includes a speaker module that emits acoustic radiation that is channeled through a carrier contained within a temple to one or more acoustic ports near a user's ear.

Abstract: An electro-optic assembly includes a first substrate that is conductive and 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 located between the first electrode and the second electrode. A first conductive film is coupled to the first surface.

Abstract: An electro-optic assembly includes a first 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 located between the first electrode and the second electrode. A concealment layer is located between the electro-optic medium and the first surface and a user interface defines a touch input sensor aligned with the concealment layer.

Abstract: A data generation method of the present disclosure is a method for generating data for controlling a spatial light modulator. The data generation method includes: preparing a plurality of initial phase spectrum functions; generating each of a plurality of pieces of preliminary data for controlling the spatial light modulator by using each of the plurality of initial phase spectrum functions; and selecting at least one of the plurality of pieces of preliminary data and setting the at least one piece of preliminary data as the data for controlling the spatial light modulator.

Abstract: The invention refers to a quantum dot light diffuser plate that can be assembled on a backlight module with blue LEDs as the bottom light source. Microstructures having concave portions and convex portions are formed on the surface of the diffuser plate. A quantum dot layer comprising green quantum dots and red quantum dots is applied only on the concave portions of the microstructures, and thus is separated by the convex portions into small parts independent of each other. A water-blocking and gas-blocking layer is arranged on the upper surface of the quantum dot layer. The water vapor and oxygen from the outside cannot penetrate the side end faces of the quantum dot layer and invade the entire quantum dot layer, such that, the diffuser plate of the invention can have the advantages of simple process, low cost and high production yield.

Abstract: An optical modulator includes an optical waveguide, a first electrode, a second electrode, and a low dielectric constant layer. The optical waveguide is made of a material having an electro-optic effect. The first and second electrodes generate a potential difference with each other. In a cross-sectional view in a direction perpendicular or substantially perpendicular to an extending direction of the optical waveguide, the first electrode is on first side of the optical waveguide in a width direction and on first side of the optical waveguide in a thickness direction, the second electrode is on the second side of the optical waveguide in the width direction and on the second side of the optical waveguide in the thickness direction, the low dielectric constant layer is interposed between the first electrode and the optical waveguide, and a portion of the first electrode adjacent to the optical waveguide is in the low dielectric constant layer.

Abstract: An optical modulator includes an optical waveguide including a material having an electro-optic effect, a first electrode, and a second electrode. The first electrode includes a semiconductor material. The second electrode includes a metal material and is positioned to provide a potential difference with respect to the first electrode to apply an electric field to the optical waveguide.

Abstract: An optical modulator includes an optical waveguide, a first electrode, a second electrode, and a first low dielectric constant layer. The optical waveguide includes a material having an electro-optic effect. The first electrode includes a semiconductor material and is spaced by a gap from the optical waveguide. The second electrode is positioned to provide a potential difference with the first electrode and apply an electric field to the optical waveguide. The first low dielectric constant layer has a refractive index smaller than that of the optical waveguide, and is provided in the gap between the first electrode and the optical waveguide.

Abstract: A folded electro-optic modulator is provided. The folded electro-optic modulator includes: a first main electrode, a first waveguide arm, a second main electrode, a second waveguide arm and a third main electrode arranged in sequence, and the following structures provided in each even-ordered radio-frequency modulation region of the folded electro-optic modulator: a plurality of first sub-electrodes; a plurality of second sub-electrodes; a plurality of third sub-electrodes; and a plurality of fourth sub-electrodes.

Abstract: A switchable privacy display device comprises a spatial light modulator and a switchable diffractive view angle control retarder arrangement arranged between a display polariser of the spatial light modulator and an additional polariser. The display achieves high image visibility to an off-axis user in a share mode of operation and high image security to an off-axis snooper in privacy mode of operation.

Abstract: Provided is a beam regulation structure, including: a waveguide layer and a grating layer. The grating layer includes a plurality of functional structures, connection portions disposed between the plurality of functional structures, and a plurality of regulation units. Slit openings running through the functional structures along a thickness direction of the functional structure is formed in the functional structures. One of the regulation units is disposed on a side, away from the waveguide layer, of one of the functional structures. Each of the regulation units includes a first regulation component and a second regulation component successively disposed along a direction away from the functional structures. The first regulation component is configured to transmit or scatter an electromagnetic wave fed from the waveguide layer through the slit opening. The second regulation component is configured to tune a phase of the electromagnetic wave transmitted by the first regulation component.

Abstract: A photodetection backplane, a liquid crystal display panel and a liquid crystal display apparatus are provided. The photodetection backplane includes: a base substrate; a first organic switching unit arranged at a side of the base substrate; and an organic photodetector arranged at a same side of the base substrate as the first organic switching unit. The organic photodetector is electrically connected to the first organic switching unit, and at least one film layer of the organic photodetector and a film layer of the first organic switching unit are arranged in a same layer and made of a same material. (FIG.

Abstract: The present disclosure provides a display device. The display device includes: a display panel including an display area and a peripheral area surrounding the display area; a backlight module at a light incident side of the display panel; where the backlight module includes a backplane, a light guide plate and a plurality of light strips, the backplane includes a first polygonal bottom plate, and a plurality of first side plates connected to the first bottom plate at an edge of the first bottom plate, the light guide plate is located between the first bottom plate and the display panel, and the light strips are located between the first side plates and the light guide plate; and an assembly frame assembled to the display panel and the backlight module at an edge of the display panel and an edge of the backlight module.

Abstract: Examples are disclosed that relate to securing a display screen of a display device to a body of the display device. One example provides a display device including a body, a display screen, and a connecting structure comprising a tab component having one or more tabs, the tab component being coupled to one of the display screen and the body, a hook component including one or more hooks complementary to the one or more tabs, the hook component coupled to the other of the display screen and the body, the tab component and the hook component being moveable relative to one another to selectively engage the one or more tabs with the one or more hooks, and an actuation mechanism accessible from an exterior side of the body, the actuation mechanism being actuatable to engage the tab component and the hook component.

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 electronic device is provided, including a panel, a circuit, and a light shielding element. The panel includes a first substrate and a second substrate disposed opposite to the first substrate. The first substrate has a first sub side surface, the second substrate has a second sub side surface, and the first sub side surface and the second subside surface are substantially aligned with each other. The circuit is disposed on the first sub surface and a portion of the second sub side surface, and the light shielding element shields the second sub side surface and at least a portion of the circuit.

Abstract: A display device includes a first light emitting component emitting light having a first wavelength in a wavelength range of blue light as a dominant wavelength, a second light emitting component emitting light having a second wavelength that is in the wavelength range of blue light as a dominant wavelength and longer than the first wavelength, first and second color filters that are disposed on a light exit side with respect to the first and second light emitting components and selectively transmit blue light in the wavelength range of blue light. The first color filter has a transmission spectrum in which a peak wavelength is a third wavelength in the wavelength range of blue light and the second color filter has a transmission spectrum in which a peak wavelength is a fourth wavelength in the wavelength range of blue light. The fourth wavelength is longer than the third wavelength.

Abstract: Disclosed herein is an apparatus and method for hybrid backlighting of display screens. The apparatus comprises an external light unit and an internal light unit, both configured to illuminate the display screen using light from external and internal light sources, respectively. A secondary optical element within the apparatus ensures efficient and homogeneous light distribution across the display screen. The external light unit features a port adaptable to various light delivery systems, such as solar light collectors or electric light sources. A dimmer element and a sensor enable control and measurement of light intensity and spectral composition. The method involves obtaining light data from external sources, determining a hybrid lighting configuration, and adjusting filtering and light configurations accordingly.

Abstract: A display apparatus includes a backlight unit comprising a light source emitting blue light, a green color conversion material and a red color conversion material, a first polarizer disposed on the backlight unit, a first base substrate disposed on the first polarizer, a thin film transistor disposed on the first base substrate, a second polarizer disposed on the thin film transistor, a first color conversion pattern and a second color conversion pattern disposed on the second polarizer, a first color filter disposed on the first color conversion pattern, a second color filter disposed on the second color conversion pattern, a second base substrate disposed on the first and second color filters, and a third polarizer disposed on the second base substrate and having a polarizing axis same as a polarizing axis of the second polarizer.

Abstract: A backlight module and a liquid crystal display device are provided. The backlight module includes a light-emitting assembly, an optical processing assembly and a support structure located between the light-emitting assembly and the optical processing assembly and connected to the light-emitting assembly. The support structure includes a base and a support member, the base being fixedly connected to the light-emitting assembly. The support member has a supporting end and a connecting end. The supporting end faces the optical processing assembly. The connecting end and the base form a backout structure configured to cause the connecting end to back out in a direction away from the optical processing assembly in a case where the supporting end is squeezed by the optical processing assembly, so that can eliminate problems caused by stress concentration of an internal support structure when a backlight module is under pressure.

Abstract: A light source includes a first wavelength conversion portion including a first green fluorescent material to wavelength-convert light emitted by a first light-emitting element to green light in a green wavelength region and a first red fluorescent material to wavelength-convert the light emitted by the first light-emitting element to red light in a red wavelength region, and a second wavelength conversion portion including a second green fluorescent material to wavelength-convert light emitted by the second light-emitting element to the green light and a second red fluorescent material to wavelength-convert the light emitted by the second light-emitting element to the red light. The first wavelength conversion portion and the second wavelength conversion portion differ from each other in either one or both of a quantity and a composition of the first green fluorescent material, the first red fluorescent material, the second green fluorescent material, and the second red fluorescent material.

Abstract: A display apparatus includes a substrate, an insulating layer, an alignment film, and a sealant. The insulating layer is disposed on the substrate and with a plurality of grooves. The alignment film is disposed on the insulating layer. The sealant is disposed on the alignment film. Wherein, the sealant overlaps at least a portion of the plurality of grooves. In a predetermined unit region, the side length of the predetermined unit region is a maximum width X of the sealant, and a total side length of the portions of the plurality of grooves located in the predetermined unit region is greater than 8 times of the maximum width X.

Abstract: Provided is a dimming laminate which can effectively suppress occurrence of color unevenness and light omission. The dimming laminate according to the present invention includes a first transparent base material, a second transparent base material, and a dimming layer disposed between the first transparent base material and the second transparent base material. In this dimming laminate, the dimming layer includes a resin spacer, the resin spacer is a plurality of resin particles, and the resin spacer does not contain resin particles having a particle diameter of 1.4 times or more an average particle diameter of the resin particles or contains 0.0006% or less of the resin particles having a particle diameter of 1.4 times or more the average particle diameter of the resin particles, relative to 100% of the whole number of the resin particles.

Abstract: A display device comprising: an array substrate; a counter substrate provided with color filters; and a liquid crystal layer between the array substrate and the counter substrate; wherein one surface of the array substrate includes a plurality of signal lines arranged side by side in a first direction with a gap interposed therebetween, a plurality of scanning lines arranged side by side in a second direction with a gap interposed therebetween, a first organic insulating film provided on the signal lines, and a second organic insulating film provided on the first organic insulating film; and each region surrounded by the corresponding scanning line and the corresponding signal line includes a semiconductor layer, a first contact conductive layer, a second contact conductive layer, and a first electrode.

Abstract: An electronic device including a substrate, a gate line, two adjacent data lines, a semiconductor layer and a metal layer is provided. The gate line is disposed on the substrate and extends along a first direction. The two adjacent data lines are disposed on the substrate and intersects with the gate line. The semiconductor layer is disposed on the substrate and has a channel area. The metal layer is disposed between the substrate and the semiconductor layer, wherein the metal layer are overlapped with the two adjacent data lines. The metal layer has a section overlapped with the channel area, the section has a first width (WLS1) along a second direction perpendicular to the first direction, the gate line has a second width (WG) along the second direction, and the first width and the second width satisfy a relational expression below: W G ? W LS ? 1 ? 10 * W G .

Abstract: A light control sheet includes a light control layer including an organic polymer layer including voids and a liquid crystal composition filling the voids, transparent electrode layers, and transparent support layers. The liquid crystal composition includes a liquid crystal compound and a dichroic dye, the light control layer is sandwiched between the transparent electrode layers, the light control layer and the transparent electrode layers are sandwiched between the transparent support layers, the light control sheet switches from a transparent state to an opaque state exhibiting a first color due to change in alignment of the liquid crystal compound and the dichroic dye in response to change in potential difference between the transparent electrode layers, and a parallel light transmittance PTa in the opaque state and a parallel light transmittance PTb in the transparent state satisfy a relationship PTb/PTa>80.

Abstract: An array substrate and a display apparatus are provided. The array substrate includes: a substrate (1); a first common electrode layer (2) on a side of the substrate (1); and a pixel electrode layer (3) on a side of the first common electrode layer (2) away from the substrate (1), including a plurality of pixel electrode rows (30) extending along a first direction (X) and arranged along a second direction (Y). The pixel electrode row (30) includes a plurality of pixel electrodes (31) arranged along the first direction (X). Part of regions of the pixel electrodes (31) is a slit structure (310) and part of regions of the pixel electrodes is a block structure, and in the same pixel electrode row (30), the slit structures (310) of adjacent pixel electrodes (31) are located at different positions in the adjacent pixel electrodes (31).

Abstract: A method of manufacturing an electrochromic (EC) device is provided. The method includes receiving a substrate at a first facility. The substrate is coated with one or more layers of a plurality of layers. The substrate is patterned at the first facility to form a patterned substrate. Patterning the substrate includes identifying one or more areas for forming EC devices. The one or more areas of the patterned substrate are then electrically tested at the first facility. After electrically testing the patterned substrate, the patterned substrate is transported from the first facility to a second facility. At the second facility, after receiving the patterned substrate from the first facility, the one or more areas are cut from the patterned substrate to provide the EC device(s).

Abstract: According to one embodiment, each of a first liquid crystal to a fourth liquid crystal cell includes a first strip electrode, a second strip electrode, a third strip electrode, and a fourth strip electrode, the first strip electrode to the fourth strip electrode of the first liquid crystal cell and the first strip electrode to the fourth strip electrode of the third liquid crystal cell have a first shape, and the first strip electrode to the fourth strip electrode of the second liquid crystal cell and the first strip electrode to the fourth strip electrode of the fourth liquid crystal cell have a second shape that is different from the first shape.

Abstract: A light control sheet includes transparent electrodes including a first and second transparent electrode layers, a light control layer, a transparent support layer, and a covering layer. The transparent support layer has a support surface supporting the first transparent electrode layer, the first transparent electrode layer includes a first electrode element and a second electrode element aligned along the support surface and electrically insulated from each other by a groove extending in a direction along the support surface of the transparent support layer and that the groove is penetrating through the transparent support layer and the first transparent electrode layer in a depth direction of the groove and has an opening on the protected surface of the transparent support layer, and the covering layer is formed such that the covering layer is covering the opening of the groove formed in the transparent support layer and the first transparent electrode layer.

Abstract: A functional-layer blank which is used with a vehicle window in a shading arrangement, and to a method for contacting a functional-layer blank.

Abstract: A light adjustment device includes a panel unit in which a plurality of light adjustment panels are stacked in a first direction, each light adjustment panel including a first substrate and a second substrate, the first substrate including a first terminal, the second substrate overlapping the first substrate and including a second terminal, an external coupling wire coupled to at least one of the first and the second terminals, and a conductive member that is provided at an end part of the panel unit in a second direction intersecting the first direction and extends in the first direction.