Abstract: Disclosed are an optical module and a head mount display. The optical module comprises: a display configured for emitting a light for imaging display; a glued lens provided in a light-emergent direction of the display and comprising a first lens and a second lens sequentially provided along a propagation direction of an optical path; a beam-splitting element provided on a side of the first lens facing the display; a first quarter-wave plate provided between the first lens and the second lens; and a polarization-reflecting film provided between the quarter-wave plate and the second lens.

Abstract: An optical device may include a light turning element. The optical device can include a first surface that is parallel to a horizontal axis and a second surface opposite to the first surface. The optical device may include a light module that includes a plurality of light emitters. The light module can be configured to combine light for the plurality of emitters. The optical device can further include a light input surface that is between the first and the second surfaces and is disposed with respect to the light module to receive light emitted from the plurality of emitters. The optical device may include an end reflector that is disposed on a side opposite the light input surface. The light coupled into the light turning element may be reflected by the end reflector and/or reflected from the second surface towards the first surface.

Abstract: An augmented reality display system can include a first eyepiece waveguide with a first input coupling grating (ICG) region. The first ICG region can receive a set of input beams of light corresponding to an input image having a corresponding field of view (FOV), and can in-couple a first subset of the input beams. The first subset of input beams can correspond to a first sub-portion of the FOV. The system can also include a second eyepiece waveguide with a second ICG region. The second ICG region can receive and in-couple at least a second subset of the input beams. The second subset of the input beams can correspond to a second sub-portion of the FOV. The first and second sub-portions of the FOV can be at least partially different but together include the complete FOV of the input image.

Abstract: An augmented reality display apparatus is provided and includes: a display system configured to display a target image; a depth acquisition assembly configured to acquire depth position information of a target object, the target object including at least one of human eyes and the target image; a processor fixedly connected to the display system, the processor being configured to determine displacement information of the display system based on the depth position information of the target object acquired by the depth acquisition assembly; a spectacle frame connected to the display system and the depth acquisition assembly; and a lifter fixedly connected to the spectacle frame and the processor, the lifter being configured to drive the display system to move to a target position relative to the spectacle frame based on the displacement information determined by the processor.

Abstract: The camera photographs a visual field of the user. The controller acquires an image captured by the camera, recognizes, through image recognition processing, a package that is a work target of the user and a hand of the user from the acquired image, determines whether or not the user is in a state of being about to carry a package based on a positional relationship between the recognized package and the recognized hand, and recognizes, through image recognition processing, a package ID from the acquired image in a case where it is determined that the user is in a state of being about to carry the package. The communication part receives delivery information regarding the package corresponding to the package ID from a delivery management server. The controller generates, based on the delivery information, alert information to be presented to the user, and outputs the generated alert information.

Abstract: An eyepiece for a head-mounted display includes one or more first waveguides arranged to receive light from a spatial light modulator at a first edge, guide at least some of the received light to a second edge opposite the first edge, and extract at least some of the light through a face of the one or more first waveguides between the first and second edges. The eyepiece also includes a second waveguide positioned to receive light exiting the one or more first waveguides at the second edge and guide the received light to one or more light absorbers.

Abstract: An electronic device may include a display system for presenting images close to a user's eyes. The display system may include a display unit that directs light and an optical system that redirects the light from the display unit towards a user's eyes. The optical system may include an input coupler and an output coupler formed on a waveguide. The input coupler may redirect light from the display unit so that it propagates in the waveguide towards the output coupler. The output coupler may redirect the light from the input coupler so that it exits the waveguide towards the user's eyes. A light-redirecting element may be used to redirect edge light that would otherwise be outside of the user's field of view towards the user's eyes.

Abstract: A method and an apparatus for processing a screen by using a device are provided. The method includes obtaining, at the second device, a display screen displayed on the first device and information related to the display screen according to a screen display request regarding the first device, determining, at the second device, an additional screen based on the display screen on the first device and the information related to the display screen, and displaying the additional screen near the display screen on the first device.

Abstract: The present disclosure relates to an AR display apparatus frame capable of being mounted on a safety helmet, including a first snap-fit, a second snap-fit, a hat-brim snap-fit, and a support frame, where the first snap-fit and the second snap-fit are symmetrically disposed on a side part of the support frame, the hat-brim snap-fit is disposed on a front end of the support frame, the support frame can be sleeved on the safety helmet, and the first snap-fit, the second snap-fit, and the hat-brim snap-fit are capable of fixedly connecting the safety helmet to the support frame. In the present disclosure, a worker can conveniently call for help in a timely manner while a fastening manner is simple and quick.

Abstract: A picture generating unit for a head-up display, the picture generating unit being coupled to a sidewall or a lower surface of a lower case of the head-up display, the picture generating unit comprising: a backlight unit configured to be coupled to both a one-mirror type head-up display and a two-mirror type head-up display.

Abstract: A device includes multiple payloads that are adjusted by actuators. The payloads may be optical elements such as lens assemblies. The actuators may be disposed within edge gaps of the payloads in order to reduce the footprint of the structure. One actuator may be configured to adjust more than one payload to reduce the number of actuators.

Abstract: Systems of the present disclosure can provide a head-mountable device with a head securement element that allows a user to adjust both the magnitude, location, and direction of forces applied to the face of the user. Examples of adjustment mechanisms described herein allow a user to control the tilt of the head-mountable device relative to a head securement element, as well as the tightness of the head securement element. Accordingly, the user can select a fit that distributes forces widely, maximizes comfort, allows the user to enjoy the head-mountable device for longer durations of time.

Abstract: Provided are an illumination apparatus and an illumination method capable of uniformly illuminating a visual field region detected by a detector. The present disclosure provides an illumination apparatus including: a drive unit configured to drive an optical member such that illumination light scans, in one direction, a visual field region that is a region extending in the one direction on a sample; and a control unit configured to control the drive unit to cause the illumination light to scan in synchronization with a transfer of a sensor that receives light from the visual field region illuminated by the illumination light.

Abstract: Apparatus, system, and method for providing an augmented reality (AR) display. The system includes a panel comprising: a first linear polarizer configured to allow light from an object to transmit through as a polarized light; and a liquid crystal layer disposed on the first linear polarizer and at an opposite side with respect to the object, the liquid crystal layer comprising an array of liquid crystal pixels corresponding to AR content, each pixel configured to modify the polarized light; eyeglasses worn by a user and configured to directly receive the modified polarized light, at least one lens of the eyeglasses comprising a second linear polarizer; at least one camera configured to acquire at least one image of the user to obtain a face position of the user; and a controller configured to render the AR content based on the face position.

Abstract: A driving mechanism for moving an optical clement is provided. The driving mechanism includes a fixed part, a movable part, and a driving assembly. The movable part is movably connected to the fixed part for holding the optical element. The driving assembly is configured for moving the movable part relative to the fixed part.

Abstract: The present invention relates to a snap-fit structure for spectacle lens and temple, which comprises a spectacle lens with a buckle hole on a side thereof, and a temple with a lens assembly element. A latching member is pivotally connected in a groove of the lens assembly element. When the spectacle lens and the temple are assembled, the side of the spectacle lens is correspondingly engaged with an embedded opening of the lens assembly element, so that the buckle hole of the spectacle lens is put between an elastic piece and a pressing piece of the latching member, and is coupled with a block of the elastic piece correspondingly. When the spectacle lens is separated from the temple, the pressing piece of the latching member is pressed to deflect the latching member by an angle, so that the elastic piece is separatable from the buckle hole of the spectacle lens.

Abstract: To reduce pressure of wearing spectacles on a wearer's ears and nose, a spectacles supporting headband (10) is provided, for use with spectacles having lenses, a bridge, and two arms (70) positionable over a wearer's ears (75). The spectacles supporting headband comprises a head-gripping member (20) and two brackets (30), each bracket comprising a first projection (40), the spectacles supporting headband configured to move between an inactive and active position, relative to a user's head, wherein, in the active position, each first projection is configured to support a respective arm (70) of the spectacles, such that the spectacles are lifted, and held, off the ears (75), and wherein each bracket also comprises a second projection (50) to grip the respective spectacles arm between it and the first projection, the projections being in fixed locations relative to the headband, to prevent the respective arm (70) tilting relative to the head-gripping member.

Abstract: A quick release mechanism for eyeglasses includes a connecting member for detachably disposing on one side of an eyeglass component of the eyeglasses, and a fastener member for positioning the connecting member on the eyeglass component and including an operating portion and a latching portion having two short sides. The eyeglass component is formed with an engaging groove having an engaging section and an opening section. The operating portion is operable to move between a locking position, in which neither of the short sides of the latching portion is facing the opening section; and an unlocking position, in which one short side of the latching portion is facing the opening section, and the latching portion is allowed to move out of the engaging section through the opening section and thereby allow the connecting member to detach from the eyeglass component.

Abstract: A modular eyewear device configured to convert between a first state exhibiting a first appearance and a second state exhibiting a second appearance. A specialized pivoting hinge is disposed on both temples of the eyewear, enabling a user to effectively invert the eyewear by pivoting each arm 180-degrees forward or backward to switch between the first state and second state. Each side of each arm exhibits a different color, texture, pattern, or design. A front of the eyewear, configured to conventionally contain lenses, is also equipped with a first design state on one side and a second design state on the second side.

Abstract: An optical lens intended to be worn in front of an eye of a wearer having at least one prescribed refractive power Px. The optical lens includes a refraction area having a refractive power based on the prescribed refractive power Px for the eye of the wearer and including at least the central zone of the optical lens, and a plurality of optical elements having an optical function of not focusing an image on the retina of the eye of the wearer. The optical elements are arranged based at least on the prescribed refractive power Px and the shape of the retina of the wearer.

Abstract: A computer-implemented method for determining biometric data of an eye and a corresponding method for manufacturing spectacle lenses taking into account the biometric data determined. The method includes: providing individual standard data of a user, the standard data including prescription data including a distance prescription and/or a near prescription of at least one eye of a user; and calculating individual additional data including at least one individual biometric parameter of the at least one eye of the user based on the individual standard data and using a statistical model describing a relation between the standard data and the additional data, wherein the statistical model has been derived using statistical analysis of a training data set with a plurality of reference data sets, each of the reference data sets including standard data and additional data associated with the standard data.

Abstract: A progressive spectacle lens, a method for its production, and a related computer program are disclosed. The progressive spectacle lens has a progressive surface including a central viewing zone, a lower viewing zone, two peripheral vision zones extending bilaterally from a vertical meridian of the progressive surface, and an upper viewing zone. The central viewing zone has a surface power providing a first refracting power for distance vision and the lower viewing zone has a greater surface power than the central viewing zone providing a second refracting power corresponding to near vision and being connected to the central viewing zone by a first progressing power region. The progressive spectacle lens generates a retarding or arresting effect on myopia progression, especially in myopic juveniles.

Abstract: The disclosure provides a connecting structure and a wearable electronic device.

Abstract: The present disclosure relates to a pair of light emitting diode eyeglasses. The light emitting diode eyeglasses include an eyeglass frame that comprises a pair of leg frames and a front frame that is provided with a plurality of light emitting diodes, a communication module for communicating one or more pattern data with a control terminal unit, a control unit that is provided in the eyeglass frame and configured to control driving of the light emitting diodes such that the pattern data is displayed through the light emitting diodes, and a power supply unit that is provided for each leg frame of at least one of the pair of leg frames, and configured to supply electric power to the light emitting diodes, the memory unit, the communication module, and the control unit.

Abstract: The present invention relates to an electrically tunable photonic resonator device for a component having a fast and flat actuation response. The photonic resonator device includes at least one optical waveguide with an optical interface for coupling in laser light. The photonic resonator device includes at least one optical resonator including a waveguide made of an optical resonator material. A laser light coupled via the optical waveguide is coupled into at least one optical resonator. The photonic resonator device includes at least one piezo actuator to apply mechanical stress onto the optical resonator. The optical resonator, the piezo actuator, and the optical waveguide are monolithically integrated on a common substrate of the photonic resonator device. The photonic resonator device includes a mechanical mode suppression means configured to attenuate one or more mechanical modes of oscillation caused by an AC operation of the piezo actuator.

Abstract: An electronically controlled dielectric Huygens resonator spatial light modulator is provided. The modulator includes a substrate, a first layer positioned on said substrate, which is transparent at a wavelength, and a second layer that is transparent at the said wavelength; a first semiconductor layer including a charge carrier and a second semiconductor layer including a charge carrier between the first layer and the second layer; and a semiconductor intermediate layer positioned between the first semiconductor layer and the second semiconductor layer. The first layer and the second layer are each equipped with an electronic control circuit to generate electric fields to modulate the charge carriers in the first semiconductor layer and the second semiconductor layer.

Abstract: A display device is provided. The display device includes a display panel and a light modulation portion which are stacked. The light modulation portion includes a first substrate, a refractive index variable material layer, a light modulation microstructure, an electrode layer and a second substrate which are stacked, and the refractive index variable material layer, the light modulation microstructure and the electrode layer are all located between the first substrate and the second substrate; the electrode layer includes at least one electrode layer, the at least one electrode layer includes electrodes located in a same layer and separated from each other, and the light modulation microstructure and the electrode layer are located at both sides of the refractive index variable material layer respectively, or both the light modulation microstructure and the electrode layer are located at a same side of the refractive index variable material layer.

Abstract: An electronic device includes a light source, at least three switching components and a light adjusting layer. The at least three switching components are disposed on the light source. The light adjusting layer is overlapped with the at least three switching components, wherein the light adjusting layer includes at least one light adjusting structure, and one light adjusting structure is corresponding to the at least three switching components and configured to adjust a light progressing direction of a light generated by the light source. The electronic device provides a first viewing-angle in a first state, the electronic device provides a second viewing-angle in a second state, and the first viewing-angle is different from the second viewing-angle.

Abstract: A display device is disclosed. The display device includes: a display module including a display panel; a bottom case to which the display module is movably mounted; and a top case hinge-connected to the bottom case.

Abstract: The embodiments of the present disclosure provide a display module, a manufacturing method thereof, and a display device. The display module includes a liquid crystal cell, a first polarizer, a functional layer, a middle frame, the first polarizer is on a main surface of the liquid crystal cell, the functional layer is integrated in the first polarizer or the functional layer is provided on a side of the first polarizer away from the liquid crystal cell. The functional layer is configured to increase a brightness of the display module and adjust a haze of the display module, the liquid crystal cell, the first polarizer and the functional layer are combined to form a display panel. The middle frame is on a side of the functional layer away from the liquid crystal cell, a side edge of the functional layer is provided outside a display region of the display panel.

Abstract: A display module, a display device, and a backlight module avoid bad image quality. The display module includes: a backlight module and a display panel, and the backlight module includes: a back plate, a first light source and a middle frame, wherein the back plate includes a bottom plate; the first light source is on the bottom plate; the middle frame is between the bottom plate and the display panel, a concave part is on a surface of the middle frame adjacent to the display panel, and a second light source is in the concave part, such that bad image quality of the edge shadow of the display module is effectively avoided by arranging the second light source in the concave part of the surface of the middle frame adjacent to the display panel.

Abstract: The anti-dazzle component included in the display module includes an anti-dazzle module, a selective reflecting sheet and a first phase-difference film; the selective reflecting sheet is overlaid on a first surface of the display component, and the first phase-difference film is arranged between the anti-dazzle module and the selective reflecting sheet, the anti-dazzle module is configured to pass through a first polarized light or a second polarized light, a polarization vector of the first polarized light is located in a plane formed by an incident light and a corresponding reflected light, and a polarization vector of the second polarized light is perpendicular to the plane; and a polarization direction of a light reflected by the selective reflecting sheet is the same as that of a light passing through the first phase-difference film, and is opposite to that of a light passing through the selective reflecting sheet.

Abstract: A display panel and a display terminal are provided. The display panel includes a first base plate and a second base plate disposed facing each other, and a liquid crystal layer disposed between the first base plate and the second base plate. The first base plate includes a color-changing matrix, and the color-changing matrix includes an electrochromic material. The second base plate includes a guide hole, and an orthographic projection of the guide hole on the first base plate is located in the color-changing matrix.

Abstract: The present invention relates to a variable transmittance optical laminate and a manufacturing method therefor, a smart window comprising same, and a window and a door for a vehicle and a building, having same applied thereto.

Abstract: Disclosed in the present application is a liquid crystal screen backlight module. The liquid crystal screen backlight module comprises: a light emitting assembly; a light guide plate, one end face of the light guide plate being in full lamination with the light emitting assembly, and the other end face of the light guide plate being provided with a plurality of recessed dots; a touch panel, disposed on the end face of the light guide plate away from the light emitting assembly; and a transparent photoconductive member, one end face of the transparent photoconductive member being in frame lamination with the light guide plate, and the other end surface of the transparent photoconductive member being in full lamination with the touch panel.

Abstract: An edge-lit back light unit includes a specular reflector and an edge-lit light guide film positioned above the specular reflector, both configured to provide peak optical distribution and FWHM angle of diffusion along a light propagation direction. A diffuser film above the edge-lit light guide film has a bottom-side that faces the edge-lit light guide film and a top-side that faces away from the edge-lit light guide film, and has a plurality of parallel prism microstructures on the bottom-side, some have an apex direction that is generally along the light propagation direction. The diffuser film has a plurality of parallel prism microstructures on the top-side having an apex direction that is rotated with respect to the apex direction of the plurality of parallel prism microstructures on the bottom-side such that the apex direction of the parallel prism microstructures on the top-side is generally perpendicular to the light propagation direction.

Abstract: A display device includes: a display panel; a light source module on a rear side of the display panel and configured to generate light supplied to the display panel, the light source module including a plurality of light sources configured to emit light and a printed circuit board (PCB) on which the plurality of light sources are provided; and a bottom chassis on a rear side of the light source module and on which the light source module is provided, wherein the PCB includes: an insulating layer, a first conductive layer on a lower surface of the insulating layer, and a second conductive layer on an upper surface of the insulating layer, and an area of the second conductive layer is smaller than an area of the first conductive layer, and the PCB is convexly bent in a direction toward the display panel.

Abstract: A display apparatus includes a liquid crystal panel; a plurality of light sources configured to emit blue light; a reflective sheet including a plurality of holes through which the plurality of light sources are exposed; a diffuser plate configured to diffuse the light emitted from the plurality of light sources; and an optical sheet configured to improve luminance of the light emitted from the plurality of light sources, wherein at least one of the diffuser plate or the optical sheet includes a plurality of light conversion patches.

Abstract: A display apparatus is provided that includes: a printed circuit board (PCB); a light emitting diode (LED) chip mounted on the PCB and configured to emit light; an optical dome disposed over and enclosing the LED chip; a distributed Bragg reflector (DBR) layer arranged on an upper surface of the LED chip; a liquid crystal panel configured to block or pass light output from the LED chip; an optical film arranged between the LED chip and the liquid crystal panel, wherein the optical film comprises a quantum dot sheet formed to enhance color reproducibility by making a change in wavelength of light.

Abstract: An achromatic wave plate using multiple twisted nematic liquid crystal polymer films or negative dispersion A-plate films is described. Each layer of twisted nematic liquid crystal polymer film aligns a next layer during forming achieving a monolithic structure. The achromatic wave plate with multiple layers of negative dispersion A-plate material has a non-continuous, easy to fabricate structure. Both types of films may be flexible and allow application to curved surfaces. The films of both examples also allow for high achromaticity in forward and backward propagation, thus, permitting the wave plate to operate as an optical isolator. A quarter wave of retardance across the entire visible spectrum and up to a 30-degree angle of incidence may be achieved.

Abstract: Provided is a transmissive liquid crystal diffraction element that can diffract different polarized light components in the same direction and can maintain a polarization state during incidence.

Abstract: An object is to provide a display device that performs accurate display. A circuit is formed using a transistor that includes an oxide semiconductor and has a low off-state current. A precharge circuit or an inspection circuit is formed in addition to a pixel circuit. The off-state current is low because the oxide semiconductor is used. Thus, it is not likely that a signal or voltage is leaked in the precharge circuit or the inspection circuit to cause defective display. As a result, a display device that performs accurate display can be provided.

Abstract: An array substrate and a display device are provided. The array substrate includes a base substrate, gate lines and a metal layer on the base substrate. The metal layer is located on a side of the gate lines away from the base substrate, and includes data lines, a first connecting portion and a first electrode and a second electrode of a thin film transistor. The first electrode is electrically connected to a pixel electrode by the first connecting portion. A gate line includes a gate line pad which includes a protrusion protruding towards a pixel region relative to the portion of the gate line other than the gate line pad. The metal layer located in the pixel region includes a plurality of traces extending along at least part of a contour of the pixel region and including first traces surrounding the protrusion.

Abstract: An array substrate and a reflective display substrate are disclosed. The array substrate includes a base, and a plurality of data lines and a plurality of sub-pixels that are disposed on the base. The sub-pixel includes a reflective pixel electrode and a TFT. An orthographic projection of the pixel electrode in each sub-pixel on the base is overlapped with orthographic projections of a first electrode, a first data line and a second data line.

Abstract: An array substrate and a display panel are disposed. The array substrate includes a base substrate, a first conductive layer, an insulating layer, and a second conductive layer arranged in sequence. A groove is formed on the base substrate, and the first conductive layer includes a first conductive trace at least partially located in the groove. The second conductive layer includes a second conductive trace arranged at an angle and overlapping with the first conductive trace. This can reduce a climbing height and reduce a risk of breakage of the second conductive trace.

Abstract: An array substrate including: a base substrate; a data line on the base substrate and extending in a first direction; and a touch signal line on the base substrate, wherein an extending direction of the touch signal line is the same as an extending direction of the data line; an orthographic projection of the touch signal line on the base substrate at least partially overlaps an orthographic projection of the data line on the base substrate, which is within an orthographic projection of a gap between two touch electrode units adjacent in a second direction on the base substrate, and a size of the data line in the second direction is smaller than a size, in the second direction, of the gap between the two touch electrode units adjacent in the second direction, where the second direction is perpendicular to the first direction.

Abstract: According to one embodiment, a display device includes a switching element, a common electrode, an insulating film covering the common electrode, a first pixel electrode electrically connected to the switching element in a first contact hole penetrating the insulating film, and a transparent conductive film electrically connected to the common electrode in a second contact hole penetrating the insulating film. The first pixel electrode and the transparent conductive film are arranged in a first direction in a same layer. A size of the first contact hole and a size of the second contact hole are different from each other in planar view.

Abstract: A method for providing an electrophoretic display includes applying one or more fluids onto a surface of a substrate. The one or more fluids include a conductive coating, microcapsules, and a clear coat. Said applying forms the electrophoretic display on the surface of the substrate.

Abstract: A system and a method include a substrate having a surface, such as an exterior surface of a vehicle. An electrophoretic display is disposed on the surface. A control unit is coupled to the electrophoretic display. The control unit is configured to selectively change one or more properties of the electrophoretic display.

Abstract: An optical semiconductor device includes: an element portion provided on a principal surface of a substrate; first protruding portions provided on the principal surface; a resin body including a top surface and embedding the element portion and the first protruding portions; a wiring provided on the top surface; and a protective film covering the top surface and the wiring. The element portion includes a mesa protruding portion including a first semiconductor layer, and a mesa waveguide. The first protruding portions are separated from each other and each includes the first semiconductor layer. The wiring is provided between the first protruding portions and the element portion and includes a side surface adjacent to the first protruding portions. An angle formed by a first portion covering the side surface of the wiring and a second portion covering the top surface and connected to the first portion is acute.