Abstract: An optical system includes a light-guide optical element (LOE) (10) having mutually-parallel first and second major external surfaces (11, 12) for guiding light by internal reflection, and a projector (100) that projects illumination corresponding to a collimated image from an aperture (101). The projector injects light in to the LOE via a coupling prism (30) attached to the first major external surface (11) that projects an image injection surface. A reflective polarizing beam splitter (51) is deployed at an interface between the major external surface (11) and the coupling prism (30) parallel to the major external surfaces, to selectively transmit illumination from the coupling prism into the LOE while trapping light already within the LOE so as to propagate within the LOE by internal reflection.

Abstract: Systems and methods are disclosed for operating a head-mounted display system based on user perceptibility. The display system may be an augmented reality display system configured to provide virtual content on a plurality of depth planes by presenting the content with different amounts of wavefront divergence. Some embodiments include obtaining an image captured by an imaging device of the display system. Whether a threshold measure or more of motion blur is determined to be exhibited in one or more regions of the image. Based on a determination that the threshold measure or more of motion blur is exhibited in one or more regions of the image, one or more operating parameters of the wearable display are adjusted. Example operating parameter adjustments comprise adjusting the depth plane on which content is presented (e.g., by switching from a first depth plane to a second depth plane), adjusting a rendering quality, and adjusting power characteristics of the system.

Abstract: A head-mounted display device includes a frame; a head mounting assembly; and a see-through display assembly coupled to the frame; the see-through display assembly including a display assembly frame; a waveguide lens coupled to the display assembly frame; an anterior lens affixed to the waveguide lens or to the display assembly frame in front of the waveguide lens; a posterior lens frame detachably coupled to the display assembly frame using at least one of: a snap fit, a friction fit, or a clip; and a posterior lens affixed to the posterior lens frame.

Abstract: Embodiments of the present disclosure provides a positioning method, apparatus, and system of an optical tracker, which can be applied to a VR scene, where the VR scene includes an optical tracker and a headset device, the headset device includes a camera, and the optical tracker includes N LED lights, and the method includes: obtaining an infrared image of the optical tracker, where the infrared image includes respective light spots generated by M LED lights, with N?M>1, reprojecting, for each group of LED lights in multiple groups of LED lights, a group of LED lights onto the infrared image to obtain corresponding reprojection coordinates of the group of LED lights, where each group of LED lights includes M LED lights, and determining a positioning distance between the optical tracker and the camera according to respective corresponding reprojection coordinates of each group of LED lights and the infrared images.

Abstract: A waveguide includes an outcoupler with a dual reflective facet configuration. The dual reflective facet configuration includes a first set of reflective facets to receive light from a first direction and reflect the light incident thereon to an outcoupling direction. The dual reflective facet configuration also includes a second set of reflective facets to receive light from a second direction and reflect the light incident thereon to the outcoupling direction.

Abstract: Head mounted display systems configured to project light to an eye of a user to display augmented reality image content in a vision field of the user are disclosed. In embodiments, the system includes a frame configured to be supported on a head of the user, an image projector configured to project images into the user's eye, a camera coupled to the frame, a waveguide optically coupled to the camera, an optical coupling optical element me, an out-coupling element configured to direct light emitted from the waveguide to the camera, and a first light source configured to direct light to the user's eye through the waveguide. Electronics control the camera to capture images periodically and farther control the first light source to pulse in time with the camera such that light emitted by the light source has a reduced intensity when the camera is not capturing images.

Abstract: Techniques are described for operating an optical system. In some embodiments, light associated with a world object is received at the optical system. Virtual image light is projected onto an eyepiece of the optical system. A portion of a system field of view of the optical system to be at least partially dimmed is determined based on information detected by the optical system. A plurality of spatially-resolved dimming values for the portion of the system field of view may be determined based on the detected information. The detected information may include light information, gaze information, and/or image information. A dimmer of the optical system may be adjusted to reduce an intensity of light associated with the world object in the portion of the system field of view according to the plurality of dimming values.

Abstract: There is provided an optical navigation device including a substrate, a light sensor, a first light source, a second light source and a light directing member. The light sensor is arranged on the substrate and has a field of view (FOV) perpendicular to the substrate. The emission light of the first light source forms a first illumination light beam after passing the light directing member. The emission light of the second light source forms a second illumination light beam after passing the light directing member. A first crossover region of the first illumination light beam with the FOV is closer to the substrate than a second crossover region of the second illumination light beam with the FOV.

Abstract: A display apparatus includes an optical engine and a stack of expander devices. The optical engine forms input light which comprises a plurality of input light beams representing an input image. The stack of expander devices forms output light by diffractively expanding the input light. The output light includes a plurality of output light beams representing the input image. The stack includes a first expander device and a second expander device. The grating period of each diffractive element of the first expander device is equal to the grating period of a corresponding diffractive element of the second expander device.

Abstract: A display apparatus includes a housing and at least one mirror. The housing can be detachably mounted on a display and includes an entrance that allows light emitted from the display to enter the interior of the housing with the housing mounted on the display and an exit that allows the light having entered the interior of the housing through the entrance to exit to the exterior of the housing. The at least one mirror reflects the light having entered the interior of the housing through the entrance to the exit.

Abstract: An image display device includes an exterior camera that captures an image of an area around a vehicle, a viewpoint detector that detects positions of viewpoints of a driver, a first image processor that generates, based on image data about an area corresponding to a shielding portion to block a view of the driver viewing outside at the positions of the detected viewpoints, image data for a left eye about the area corresponding to the shielding portion, a second image processor that generates, based on image data about the area corresponding to the shielding portion, image data for a right eye about the area corresponding to the shielding portion, and a display device installable on the vehicle to display a parallax image on the shielding portion. The image data for a right eye is uniform monochromatic display data for a specific shielding portion of the shielding portion.

Abstract: A pair of eyeglasses comprising an eyeglass element mounted on a frame of said pair of eyeglasses or on a lens of said pair of eyeglasses, the lens or the frame comprising at least one orifice (6) provided with an introducing portion (7) for introducing the element through the orifice, the introducing portion being extended by a narrowed portion (8) for positioning the element in the lens or the frame, the pair of eyeglasses further comprising a locking peg (14) disposed in the orifice in a manner such as to extend at least through the introducing portion between the element on the one hand and the lens or the frame on the other hand in order to lock the element in the pair of eyeglasses. A corresponding method for mounting an eyeglass element on a pair of eyeglasses.

Abstract: Glasses have a lens arrangement, a glasses frame, and at least one pivot point for joining together the lens arrangement and the glasses frame by pivoting them relative to one another, wherein the glasses frame has a nose support device for support against a nose of a glasses wearer, and wherein the lens arrangement has a nose support device receptacle which, in the joined-together state of the lens arrangement and the glasses frame, receives the nose support device.

Abstract: A method of producing an eyewear product having a frame configured for holding a pair of optical lenses, first and second temples configured for hinged attachment proximate to first and second edges of the frame via a first and a second hinge element respectively, each of the first and second temples having holes extending therein between first sides of the first and second temples and second sides of the first and second temples, the frame having holes extending therein at the first and second edges of the frame between a first side of the frame and a second side of the frame, and each of the first and second hinge elements having a first and second hole extending therein between first sides of each of the first and second hinge elements and second sides of each of the first and second hinge elements.

Abstract: Eyewear having a frame, a hinge, and a hyperextendable temple. An extender is coupled to the hinge and the temple, and the extender extends with respect to the hinge allowing hyperextension of the temple with respect to the frame. The extender may include a bushing and a spring that allows the temple hyperextension, and which also creates a bias force to urge the temple against a user's head during use.

Abstract: A method for producing a spectacle lens, the method including: determining the positions of at least three marks so as to specify the center position of a frame shape on the basis of the at least three marks; making marks at the determined positions; calculating the shape of a non-optical surface of a semifinished lens with respect to the center position when processing the non-optical surface according to a prescription; and processing the non-optical surface into the calculated shape with respect to the center position. When the semifinished lens is viewed in an optical axis direction, the at least three marks include a pair of marks located on a first straight line passing through the center position and a mark located on a second straight line that is orthogonal to the first straight line and passes through the center position.

Abstract: A fatty acid-releasing contact lens is described as well as method of manufacturing the same. The fatty acid-releasing contact lens comprises a glycerophospholipid loaded to the polymeric lens body and sustains the release of C12-C26 fatty acid after 1 hour in a release media comprising an sPLA2 enzyme solution. The fatty acid-releasing contact lens can be comfortably worn by a contact lens wearer and can increase the duration of comfortable lens wearing time and/or reduce lens awareness events in a contact lens wearer.

Abstract: A contact lens and a method for treating an eye with myopia is described. The contact lens includes an inner optic zone and an outer optic zone. The outer optic zone includes at least a portion with a first power, selected to correct distance vision. The inner optic zone has a relatively more positive power (and add power). In some embodiments the add power is substantially constant across the inner optic zone. In other embodiments the add power is variable across the inner optic zone. While in some embodiments the inner optic zone has a power designed to substantially eliminate lag of accommodation in the eye with myopia, in other embodiments, the add power may be higher.

Abstract: A prescription lens insert and methods of use are described, in which flexing a frame of a prescription lens insert, such that left and right rims of the frame are displaced mediolaterally, aligns respective larger ends of two keyhole apertures of the frame with left and right mushroom-shaped connector pegs protruding rearward from a pair of protective glasses. The prescription lens insert is then placed over the left and right connector pegs, such that distal heads of the connector pegs pass through the two keyhole apertures of the frame and the keyhole apertures are disposed adjacent shaft portions of the connector pegs. The frame of the prescription lens insert is then unflexed to align respective smaller ends of the two keyhole apertures with the left and right connector pegs, such that the distal heads prevent removal of the unflexed frame.

Abstract: Disclosed are a vision aid device based on an electrochromic layer that maintains a visibility of light input from an outside and improves a resolution of an image projected to the eyes of a wearer, and vision aid glasses including the same.

Abstract: A measurement system for measuring a position of an eyebox of a virtual image of a pair of spectacles that can be worn on the head of a user can include a holding device for holding the spectacles at a predefined position, and a projection area element, onto which light beams that generate a virtual image can be projected via the first spectacle lens when the spectacles are held by the holding device. The projection area element is arranged at such a position in relation to the first spectacle lens that when the spectacles are held by the holding device, the position of the projection area element at least partially corresponds to the position of a pupil of the user when the user wears the spectacles on the head.

Abstract: A dimming member includes a first electrode, a second electrode, and a dimming film. The dimming film includes a first substrate, a first conductive layer, a dimming layer, a second conductive layer, and a second substrate that are stacked in sequence. The dimming layer, the first conductive layer, and the second conductive layer cooperatively define an accommodating space. The first electrode and the second electrode are disposed in the accommodating space. The first electrode is attached to the first conductive layer at one side of the first conductive layer away from the first substrate and is electrically connected to the first conductive layer. The second electrode is attached to the second conductive layer at one side of the second conductive layer away from the second substrate and is electrically connected to the second conductive layer.

Abstract: A semiconductor structure has a substrate and a thermally-tunable photonics device in or over the substrate. A tantalum nitride (TaN) resistive heater is over the substrate and proximate to the thermally-tunable photonics device. The TaN resistive heater is configured to tune the thermally-tunable photonics device.

Abstract: The present invention provides an optical switch capable of functioning as an optical limiter, modulator, and dynamic attenuator utilizing a ferroelectric single crystal as the functional medium. The functionality is based upon a dynamic ferroelectric-to-ferroelectric phase transition occurring in the single crystal which can be perturbed through a hysteretic transition from an opaque to transparent state through the application of a compressive stress, an electric field, or both to the crystal.

Abstract: A display module and a display device are provided. The display module includes a display panel and a compensation display assembly disposed in a frame region of the display panel. The compensation display assembly includes a viewing angle brightness adjustment layer. The viewing angle brightness adjustment layer includes an anti-peep function layer configured to adjust a brightness of the light emitted from the display function layer within a side viewing angle range of the display module after exiting from a side of the viewing angle brightness adjustment layer away from the display function layer.

Abstract: A display device includes a double-sided display module. The double-sided display module includes first and second display modules arranged back to back and connectors. Each connector includes at least one first connection hole and at least one second connection hole. The first display module includes first connection portions. The second display module includes second connection portions; and positions of the connectors, the first connection portions and the second connection portions are in one-to-one correspondence; the first display module and the second display module are fixedly connected to the connectors through the first connection portions and the second connection portions; and each first connection portion is connected to a connector through one of a first connection hole and a second connection hole of the connector, and each second connection portion is connected to the connector through another of a first connection hole and a second connection hole of the connector.

Abstract: A display module, a manufacturing method of the display module, and a spliced module are provided. The display module includes a middle frame, a plurality of planarization layers, and a display panel. A plurality of accommodating grooves are formed on a surface of the middle frame, and the planarization layers are respectively disposed in the accommodating grooves. Supporting surfaces of the planarization layers are coplanar. The display panel is disposed on the supporting surfaces of the planarization layers by a plurality of bonding adhesives. Since the planarization layers are formed by a leveling processing, the planarization layer has good surface flatness.

Abstract: A display device, including a backlight module (1). The backlight module (1) includes an optical film layer (2), the optical film layer (2) includes at least two diffusers (21) stacked in sequence, and the haze of each diffuser (21) is 80%-99%. The backlight module (1) further includes an LED light source (3), and the optical band of the LED light source (3) is greater than 455 nm. The display device further includes a cover plate (5) and at least one anti-reflection layer (7), the cover plate (5) is provided with an atomization layer (51), and the anti-reflection layer (7) is located on the side of the cover plate (5) facing away from a display panel (4).

Abstract: The present application provides a display device. The display device includes a display panel, a backlight module, and a light-blocking member. The backlight module is defined with a through hole penetrating the backlight module, and the light-blocking member includes a channel corresponding to the through hole. The light-blocking member can isolate other components of the backlight module from the channel to prevent light in the backlight module from irradiating into the channel, thereby solving the problem that the through hole of the backlight module in an existing under-screen camera display devices easily leaks light.

Abstract: A display panel and a display device are provided. The display panel includes a first substrate, a second substrate, and a sealant layer. The first substrate includes a ground electrode positioned in a frame region. The second substrate includes a black matrix layer and a protective layer. The protective layer is positioned on a side surface of the black matrix layer close to the first substrate. In the present application, at least one opening is arranged on the protective layer positioned in the frame region, so that the black matrix layer is exposed. By arranging the conductive adhesive in the sealant layer or forming the sealant layer with the conductive adhesive, the black matrix layer can be electrically connected to the ground electrode of the first substrate through the conductive adhesive.

Abstract: According to one embodiment, an optical control element includes a plurality of lens forming regions along a first direction and a second direction orthogonal to the first direction, each of the lens forming regions includes an annularly shaped second electrode and a circularly shaped first electrode provided on an inner side of the second electrode, a plurality of first wiring lines connected to the first electrodes each include a first stem portion extending in a zigzag shape along the second direction and a plurality of first branch portions extending from the first stem, and each of the first branch portions overlap the plurality of first electrodes, respectively.

Abstract: Methods, apparatus and systems are provided for touch screen displays that utilize a polarizer and a touch sensor circuit that are manufactured on a single substrate, and in which the touch sensor circuitry may be directly printed onto a polarizer substrate to provide a combination of a polarizer and a touch sensor on the same single common substrate.

Abstract: Provided is a display device allowing perception of any design in a non-display state while allowing perception of display images in a display state without hindrance by the design. The display device includes, in the following order from a viewer side: a front plate; and a display panel. The front plate includes: a transflective component; a design layer having a first design and being disposed on or in front of a viewer side of the transflective component; and an inverted design layer disposed on or behind a side opposite to the viewer side of the transflective component. The transflective component transmits light incident on its display panel side and partially reflects light incident on its viewer side. The inverted design layer has a second design overlaid with the first design in a plan view and being an inversion of the first design in terms of brightness or hue.

Abstract: A display system comprises a display, configured for displaying data, wherein the display comprises an inactive display edge not configured for displaying, and an active display inner surface configured for displaying. The display system further comprises a backlighting module having luminous units, wherein the backlighting module is arranged directly or indirectly at a rear side of the display, such that the light emitted by the luminous units forms a backlight for the display. The backlighting module comprises a backlighting edge corresponding to the display edge and comprises a backlighting inner surface corresponding to the display inner surface. The display system further comprises and a control system for driving the luminous units. A vehicle comprising a display system and a method for operating a display system is also provided.

Abstract: An illumination unit according to the present disclosure includes a plurality of first light-emission blocks, a plurality of second light-emission blocks, and a light-emission controller. The first light-emission blocks each include a plurality of first light-emitting devices arranged in a first direction. The second light-emission blocks are partially overlapped with the respective first light-emission blocks, and each include a plurality of second light-emitting devices arranged in a second direction different from the first direction. The light-emission controller performs light-emission control of the first light-emitting devices for each of the first light-emission blocks, and performs the light-emission control of the second light-emitting devices for each of the second light-emission blocks.

Abstract: A display may have a pixel array such as a liquid crystal pixel array. The pixel array may be illuminated with backlight illumination from a direct-lit backlight unit. The backlight unit may include an array of light-emitting diodes (LEDs) on a printed circuit board. The display may have a notch to accommodate an input-output component. Reflective layers may be included in the notch. The backlight may include a color conversion layer with a property that varies as a function of position. The light-emitting diodes may be covered by a slab of encapsulant with recesses in an upper surface.

Abstract: Provided is a film for a wavelength conversion sheet that can suppress a change in color with time when applied to a wavelength conversion sheet. A film for a wavelength conversion sheet, comprising a primer layer and a first base material film in presented order, wherein a refractive index of the primer layer is defined as n1, a thickness of the primer layer is defined as t1, and a refractive index of the first base material film is defined as n2, and the following condition 1 or the following condition 2 is satisfied: Condition 1: n1<n2, and d1 represented by the following expression 1 represents a range of x±0.10 wherein x is an odd integer; Condition 2: n1>n2, and d1 represented by the following expression 1 represents a range of x±0.10 wherein x is an even integer; Expression 1: d1=n1×t1/112.5 nm.

Abstract: The present disclosure relates to an array substrate. At least one of a pixel electrode and a common electrode in the array substrate has an electrode structure. The electrode structure includes: first and second electrode portions, and a conductive connection portion. The first electrode portion includes a first connection bar and first electrode bars. The second electrode portion includes a second connection bar and second electrode bars. No common line is provided in each of the sub-pixel regions.

Abstract: This disclosure provides an electronic device and a manufacturing method thereof. The electronic device includes a first substrate, a second substrate, a first supporting member and a plurality of second supporting members. The first supporting member and the second supporting members are disposed between the first substrate and the second substrate. The first supporting member includes a first bottom surface and a first top surface. The second supporting member is disposed adjacent to the first supporting member and includes a second bottom surface and a second top surface. The difference between the radius of the first bottom surface and the radius of the first top surface is defined as a first radius bias. The difference between the radius of the second bottom surface and the radius of the second top surface is defined as a second radius bias. The first radius bias is greater than the second radius bias.

Abstract: Liquid crystal display panels are provided. In the display panel, a first polarization direction of a first polarizer is perpendicular to a second polarization direction of a second polarizer; each pixel unit includes a pixel electrode including a trunk electrode, the trunk electrode includes a first and a second trunk electrodes disposed along a first direction and a second direction, respectively; an angle between the first direction and the first polarization direction is different from a right angle; the trunk electrode defines an area where the pixel unit is located as four domains, each domain is provided with branch electrodes; the branch electrodes in adjacent domains arranged in a row direction form a first angle and a second angle with the first polarization direction respectively, the first angle ranges from 0 to 30 degrees, and the second angle ranges from 60 degrees to 90 degrees.

Abstract: Provided are a display substrate and a display device. The display substrate includes a display region and a border region located at the periphery of the display region. The border region includes a border sealant, and a plurality of normal shift register units and a plurality of dummy shift register units that are arranged in sequence. The display substrate also includes a plurality of gate lines, at least part of the gate lines is located in the display region; at least one of the dummy shift register units is staggered from the normal shift register units in an extending direction of the gate line, and the at least one of the dummy shift register units is staggered from the normal shift register units in a direction away from the border sealant.

Abstract: An array substrate includes a first electrode, scanning lines extending along a first direction, data lines, and common signal lines. The data lines and the common signal lines extend along a second direction. The first electrode includes a first and a second sub-electrode. Each data line is disposed between two common signal lines. Two scanning lines, two common signal lines, and a data line define a first and a second sub-pixel area. The first and the second sub-electrode are disposed within the first and the second sub-pixel area respectively. The first sub-electrode includes a first main portion disposed close to a common signal line and first branch portions spaced along the second direction. A first space is defined between two adjacent first branch portions. Ends of the first branch portions are connected to the first main portion. Another ends of the first branch portions are spaced with a first space.

Abstract: A cholesteric liquid crystal display device includes a first substrate, a second substrate, a third substrate, a first cholesteric liquid crystal layer, a second cholesteric liquid crystal layer, a first common electrode pattern layer, a second common electrode pattern layer, and a first TFT circuit pattern layer and the second TFT circuit pattern layer. The first cholesteric liquid crystal layer is disposed between the first substrate and the second substrate. The second cholesteric liquid crystal layer is disposed between the second substrate and the third substrate. The first common electrode pattern layer is disposed on the first substrate. The second common electrode pattern layer is disposed on the third substrate. The first TFT circuit pattern layer and the second TFT circuit pattern layer are respectively disposed on two opposite surfaces of the second substrate. The first TFT circuit pattern layer and the second TFT circuit pattern layer are arranged correspondingly.

Abstract: A multi-view (MV) display with reduced bezels is provided. An MV display device includes: i) a flat panel display (FPD) with a front emission surface and including: an interior image area comprising a plurality of FPD pixels, each comprising a plurality of sub-pixels; and a perimeter non-image area; ii) an image expansion layer comprising a first surface and a second surface, wherein the first surface is coupled to the front emission surface of the FPD; a profile of the second surface is equal to or extends beyond a profile of the perimeter non-image area of the FPD; and the plurality of FPD pixels of the front emission surface of the FPD are imaged from the first surface to the second surface of the image expansion layer; and iii) a front optic layer coupled to the second surface of the image expansion layer.

Abstract: An electrochromic device has a plurality of electrochromic layers stacked sequentially with underlying electrochromic layers crosslinked. The crosslinked electrochromic layers are solution-processable without compromising their optical and electrochromic performances. The disclosed electrochromic device can produce a full-color palette with a minimized intermediate color and show a multicolor capability. Multilayer electrochromic polymer patterns with surface texture information are made. The method for controlling electrochromism or multicolor electrochromism is discussed.

Abstract: In Disclosed herein are methods, apparatuses, non-transitory computer readable media, and systems for performing synergistic sensing an attribute of an environment of a facility. Sensing may be performed by sensors of a facility from which a first sensor measures a first attribute at its first sampling rate. Due to a correlation of the first sensor and a second sensor that measures a second attribute at a second sampling rate slower than the first sampling rate, the second attribute can be determined and/or predicted at least in part by using measurements of the first attribute by the first sensor.

Abstract: A display device includes a substrate, a common electrode layer on the substrate where the common electrode layer includes a first common pad protruding in a second direction from a first reference side surface extending in a first direction and the second direction intersects the first direction, a driving layer between the substrate and the common electrode layer, a display layer between the driving layer and the common electrode layer, a first conductive via apart from the driving layer and between the substrate and the first common pad, and a driving chip at an opposite side of the first conductive via with reference to the driving layer.

Abstract: A reflective display with a color compensation layer includes a driving substrate, a display medium layer located on the driving substrate, a color filter array, an adhesive layer located on the display medium layer, and a color compensation layer. The driving substrate includes a first sub-pixel region, a second sub-pixel region, and a third sub-pixel region. The color filter array includes a red color resist, a green color resist, and a blue color resist. The color filter array and the color compensation layer are located at opposite two sides of the adhesive layer. The color compensation layer includes a first blue ink layer. A vertical projection of the green color resist on the driving substrate overlaps the second sub-pixel region. A vertical projection of the first blue ink layer on the driving substrate at least partially overlaps the second sub-pixel region.

Abstract: A light path control device includes a substrate, a first viewing angle control member on the substrate comprising a first electrode, a second electrode, and a liquid crystal layer between the first electrode and the second electrode, and a second viewing angle control member on the first viewing angle control member comprising light shielding patterns patterned at predetermined intervals.

Abstract: The disclosed system may include at least one gradient-index liquid crystal lens. The system may include a selection module that selects a viewing angle. The system may also include an adjustment module that dynamically adjusts a phase reset property of the gradient-index liquid crystal lens in response to the selected viewing angle. Various other devices, systems, and methods are also disclosed.