Abstract: A display system for realizing concentric light field with monocular-to-binocular hybridization, and methods thereof. At least some embodiments include a display arranged to emit or transmit light rays based on image content from a content engine, and an optical subsystem arranged to configure the light rays into a concentric light field. The concentric light field provides a virtual image in a large, contiguous spatial region, such that each eye of the human viewer can detect monocular depth from the light field, to provide a large field of view.

Abstract: Peripheral-vision expanded images are streamed to a video streaming client. The peripheral-vision expanded images are generated from source images in reference to view directions of the viewer at respective time points. View direction data is collected and received in real time while the viewer is viewing display images derived from the peripheral-vision expanded images. A second peripheral-vision expanded image is generated from a second source image in reference to a second view direction of the viewer at a second time point. The second peripheral-vision expanded image has a focal-vision image portion covering the second view direction of the viewer and a peripheral-vision image portion outside the focal-vision image portion. The second peripheral-vision expanded image is transmitted to the video streaming client.

Abstract: A vehicle includes a light source configured to emit light. A substrate defines a surface. The surface integrally defines an optical grating. A light transmissive layer is positioned over the optical grating. The light source is configured to direct the light through the light transmissive layer to the optical grating.

Abstract: A virtual reality headset incorporating gradient refractive index (GRIN) lenses within the optical blocks thereof. Optical blocks of varying size and position are used. GRIN lenses are fabricated to fit within the optical block and are shaped to possess desired application-specific characteristics such as having one or more diffractive surfaces.

Abstract: A HUD including a projection display unit, a housing, a cover, a region detection unit, an object removing mechanism and an object removal control unit is provided. The projection display unit spatially modulates light emitted from a light source as image information and projects image light obtained from spatial modulation onto a windshield to display an image. The housing accommodates the projection display unit and has an opening portion through which the image light exits. The cover covers the opening portion. The region detecting unit detects an object adhesion region in which the object is adhered to the cover. The object removing mechanism removes an object adhered to a front surface of the cover by scraping the front surface of the cover. The object removal control unit activates the object removing mechanism when important display content is included in a portion of the image light, the portion being blocked.

Abstract: Embodiments of the present invention comprises apparatuses and methods of measuring levels of neurological impairment. Certain embodiments of the invention comprise a headset that emits light into the user's eyes and the system tracks the pupils' orientation, movement, contraction and dilation. In specific embodiments, the headset can run a battery of tests and calculate a score indicating the user's level of neurological impairment.

Abstract: A floating hologram apparatus includes a display including a first output area to output a first hologram image and a second output area to output a second hologram image and a prism array positioned in front of the display and configured to refract rays of the first hologram image and the second hologram image. The prism array includes multiple prisms of which a first facet to which a ray of the second hologram image is incident and a second facet to which a ray of the first hologram image is incident have different angles.

Abstract: A smart mirror can show live or recorded streaming video of an instructor performing a workout in a package that is attractive and unobtrusive enough to hang in a living room. The smart mirror includes a mirror surface with a fully reflecting section and a partially reflecting section. A display behind the partially reflecting section shows the video when the smart mirror is on and is almost invisible when the smart mirror is off. The smart mirror also has a speaker, a microphone, and a camera to enable a user to view the video content and interact with the instructor. The smart mirror may connect to the user's smart phone, a peripheral device (e.g., a Bluetooth speaker) to augment user experience, a biometric sensor to provide biometric data to assess user performance, and/or a network router to connect the smart mirror to a content provider, an instructor, and/or other users.

Abstract: A head-up display system for representing image information for an observer includes an image encoder for emitting a first image, a projection area including a portion of a composite pane for deflecting a projection of an image, wherein a calibration system is arranged to ascertain a deviation between a first image and the projection of the first image and has a capturing system arranged to capture reflection properties of the composite pane and the image encoder is arranged to generate a correction image as a function of the deviation.

Abstract: A virtual image generation system comprises a planar optical waveguide having opposing first and second faces, an in-coupling (IC) element configured for optically coupling a collimated light beam from an image projection assembly into the planar optical waveguide as an in-coupled light beam, a first orthogonal pupil expansion (OPE) element associated with the first face of the planar optical waveguide for splitting the in-coupled light beam into a first set of orthogonal light beamlets, a second orthogonal pupil expansion (OPE) element associated with the second face of the planar optical waveguide for splitting the in-coupled light beam into a second set of orthogonal light beamlets, and an exit pupil expansion (EPE) element associated with the planar optical waveguide for splitting the first and second sets of orthogonal light beamlets into an array of out-coupled light beamlets that exit the planar optical waveguide.

Abstract: A head up display can use a catadioptric collimating system. The head up display includes an image source. The head up display also includes a collimating mirror, and a polarizing beam splitter. The light from the image source enters the beam splitter and is reflected toward the collimating mirror. The light striking the collimating mirror is reflected through the beam splitter toward a combiner. A field lens can include a diffractive surface. A corrector lens can be disposed after the beam splitter.

Abstract: A multi-focal augmented reality device may include a multi-focal display that provides a plurality of images output from a plurality of image-providing devices and located at different depths and an augmented reality image synthesis device that synthesizes the plurality of images provided by the multi-focal display and an external image.

Abstract: A monitoring system has sensors for monitoring a comfort of a user. For example, a motion sensor may detect movements as the user lies or plays in the monitoring system. The motion sensor is sensitive to detect expansion and contraction of a chest cavity, thus monitoring the user's breathing status. Other sensors may detect other environmental data, such as temperature, humidity, and even the user's voice. Collectively, the sensors may be used to infer the user's status/comfort. The monitoring system may collect the data and then infer the user's comfort. The monitoring system may also send the data to another device for analysis, such as a computer, smartphone, or even a server providing a cloud-based service.

Abstract: A screen for a head-up display device includes a main body layer sandwiched between a first concave optical surface located at an observation side and a second convex optical surface located at a side opposite to the observation side. A thickness of the main body layer becomes thinner from a center toward a periphery with regard to a lateral direction which is perpendicular to a reference plane, and a variation of the thickness of the main body layer with regard to a vertical direction parallel to the reference plane is different between the central part center and the peripheral part periphery with regard to the lateral direction.

Abstract: A display system includes a display surface and a display mirror. The display surface is configured to display image P1 based on a captured image. The display mirror is configured to reflect, as reflection image P2, only a partial area in the image displayed on the display surface. The display system is configured so that a position of reflection image P2 changes as a point of view of a subject viewing the display mirror moves.

Abstract: Optical systems, including a mechanical body, a display source, a light-transmitting substrate, an optical device, an image processing unit and an image capturing device. The light-transmitting substrate is in communication with the mechanical body. The optical device couples light waves from the display source into the light-transmitting substrate by total internal reflection. The image processing unit is linked to the display source and is in communication with the mechanical body. The image capturing unit is linked to the image processing unit and is in communication with the mechanical body and has a user controllable zoom position.

Abstract: An imaging system for generating multi-depth virtual images on a display screen includes an image realisation device for forming a source image, and projection optics for rendering a display image on the display screen. The display image is a virtual image corresponding to the source image. The image realisation device includes an image realisation surface having a first and second region, and the image receiving surface and the projection optics are arranged such that a first point in the first region of the image receiving surface and a second point in the second region of the image receiving surface are at a different distance from a focal point of the projection optics. A plurality of surfaces are arranged to direct light from the image realisation surface towards the projection optics.

Abstract: An optical element includes a refractive material, a plurality of relay curvatures, and dichroic relay mirrors configured as an optical relay. The plurality of relay curvatures is formed in the refractive material. The dichroic relay mirrors include a dichroic reflective layer disposed on the plurality of relay curvatures and immersed in the refractive material. The dichroic reflective layer reflects a first spectrum light and passes light outside the first spectrum light. The first spectrum light may be infrared light.

Abstract: A HMD includes a display block. The display block combines light from a local area with image light to form an augmented scene. The display block also provides the augmented scene to an eyebox corresponding a location of a user's eye. The display block includes a waveguide display, a focusing assembly and a compensation assembly. The waveguide display emits the image light. The focusing assembly includes a focusing geometric phase lens and presents the augmented scene at a focal distance. The compensation assembly includes a compensation geometric phase lens that has an axis of orientation orthogonal to an axis of orientation of the focusing geometric phase lens. The compensation assembly compensates the optical power of the focusing assembly.

Abstract: A backlight unit has a light source, a light collecting member that collects light emitted from the light source, and a micromirror array that has a concave reflecting surface and reflects light entering from the light collecting member toward a liquid crystal panel by the reflecting surface, a polarizing plate that folds back, between the micromirror array and the liquid crystal panel, an optical path of light reflected by the micromirror array toward the liquid crystal panel, and a diffusing plate disposed on an optical path between the polarizing plate and the liquid crystal panel. In the micromirror array, the reflecting surface is composed of a plurality of micromirrors. The polarizing plate transmits light oscillating in a first direction orthogonal to an oscillating direction of light transmitted through the liquid crystal panel and reflects light oscillating in a second direction intersecting the first direction.

Abstract: There are provided a head-mounted display, a display control method, and a program for changing the position of the image of an object near the optical axis of a camera in an image displayed on a display section. A camera control section controls the direction of the optical axis of the camera capturing an image of what is ahead of the display section disposed in front of the user's eyes. A display control section causes the display section to display a partial image cut out from the image captured by the camera, the partial image constituting a portion corresponding to the optical axis direction of the camera.

Abstract: A Heads-Up Display (HUD) system for mounting on a pair of glasses comprises a power module for providing electrical power removably mountable to one side of a lens assembly of the glasses, an electronics module connectable to receive electrical power from the power module, the electronics module removably mountable to an opposite side of the lens assembly of the glasses; and a display housing mounted on a display arm extending from the electronics module to a position within a field of vision of a user wearing the glasses. A pair of glasses adapted to receive a HUD system comprises a lens assembly providing one or more electrically conductive paths from a first side thereof to a second side thereof.

Abstract: An apparatus includes an eye cover adapted to be removably mounted on a head-worn computer with a see-through computer display and a flexible audio headset mounted to the eye cover. The flexible audio headset is mounted to the eye cover with a magnetic connection.

Abstract: The present disclosure provides a heads up display (HUD) system configured for use with a pair of swimming goggles comprising first and second eye cups, a nose bridge connected to inner sides of the eye cups, and strap mounting portions on outer sides of the eye cups. The HUD system comprises an electronics and optics modules. The electronics module comprises a water tight housing and a processor, memory, power supply, sensors and a display within the water tight housing. The processor processes signals from the sensors to determine swimming performance data and controls the display to generate an image containing the swimming performance data. The optics module is mounted on one of the eye cups and is coupled to the electronics module for receiving the image from the display. The optics module extends from the electronics module and has one or more light directing features for redirecting the image toward an eye of a user to generate a redirected image.

Abstract: Aspects of the present invention relate to external user interfaces used in connection with head worn computers (HWC).

Abstract: The liquid crystal illumination device includes a light source projecting light to a liquid crystal panel, a first diffusion unit diffusing the projected light, a first light guide unit including a radially widened reflection surface and reflect the diffused light at the reflection surface, a reflecting mirror including an opening, part of the light guided by the first light guide unit being reflected and returned to inside the first light guide unit, and remaining light passing through the opening, a light collecting unit collecting light passing through an opening on the reflecting mirror, and a second diffusion unit diffusing the collected light toward the liquid crystal panel. The opening on the reflecting mirror is formed correspondingly to a display region where the liquid crystal panel display an image. A haze value of the first diffusion unit is set to a value higher than that of the second diffusion unit.

Abstract: Provided is an electronic apparatus including a wearable optical device, a state detection unit configured to detect a state relating to the wearable optical device, state determination unit configured to determine that the detected state is at least one of a first state in which the wearable optical device is worn by a user in usable state or a second state in which the wearable optical device is worn or carried by the user in unusable state, and a power supply controller configured to control a power supply state of the electronic apparatus based on a result obtained by the determination.

Abstract: A welding system includes a welding power source having a user interface disposed thereon and a weld controller disposed therein and being adapted to generate a welding power output for use in a welding operation. The welding system also includes a personal computer having control circuitry disposed therein and being removably interfaced with the welding power source via a docking mechanism. When the personal computer is docked within the docking mechanism, the personal computer is enabled for receiving operator input, and the control circuitry communicates with the weld controller to coordinate control of a welding operation in accordance with the operator input.

Abstract: A display device is provided, and the display device includes a backlight module, a display module and a light directing component which are sequentially arranged. The backlight module is configured to periodically and sequentially emit collimated light in S different directions; the collimated light in different directions runs through the display module and arrives at the light directing component, in which S?2; and the light directing component is configured to converge incident collimated light in a same direction to a same preset viewpoint and converge incident collimated light in different directions to different preset viewpoints, in which the preset viewpoints at least include two preset viewpoints belonging to a same eyeball. An image display method applied to the display device is also provided.

Abstract: Aberration-corrected incoherent imaging methods and systems that can acquire a sequence of coherent images and an incoherent image of a specimen, implement an embedded pupil function recovery process in junction with Fourier ptychographic technique to construct an improved resolution image and pupil function of the imaging system using the sequence of coherent images, determine an optical transfer function based on the estimated pupil function, and remove the aberration from the incoherent image using a deconvolution process to generate an aberration-corrected incoherent image.

Abstract: A projection screen for displaying an image is disclosed. The projection screen may comprise an electrode, a plurality of cavities, an upper and lower substrate, and a hydrophobic liquid. The electrode may be disposed on a lower substrate. The hydrophobic liquid may be disposed between the upper substrate and lower substrate. The plurality of cavities may be disposed between the upper and the lower substrates. The projection screen may be associated with the electrode. The projection screen may be configured such that an application of an appropriate voltage to the electrode changes optical properties of the projection screen. Optical properties of the projection screen may comprise transparent and opaque states. Modulation between transparent and opaque states may be in such speed that a viewer sees the projection of a projector on the projection screen in the opaque state as well as sees through the projection screen in the transparent state with no perceived interruptions.

Abstract: An achromatized metasurface lens that includes a color filter array and a metasurface lens located proximate to the color filter array. The color filter array includes a plurality of color filter elements for different colors of light. The metasurface lens includes a corresponding plurality of subsets of nanostructures based on the color filter array. Each respective subset of nanostructures is optically aligned with a corresponding color filter element. For example, a subset of nanostructures configured to modify a particular color of light may be optically aligned with a color filter element that filters light of the same particular color. The achromatized metasurface lens may be incorporated into a display system, such as a head-mounted-display. The display system may also include a narrowband display source tuned to the color filter elements in the color filter array.

Abstract: An embodiment of the present disclosure provides a three-dimensional display apparatus, including: a pixel structure formed by a plurality of sub-pixels, a three-dimensional grating formed by a plurality of strip gratings arranged along a row direction; wherein, the respective sub-pixels in each row of sub-pixels are aligned, the respective sub-pixels in every two adjacent rows of sub-pixels are staggered by a half width of the sub-pixel, in the row direction, and each sub-pixel is different in color from the respective sub-pixels adjacent thereto; the respective strip gratings have a same extension direction and have a certain inclination angle with respect to the row direction; and each strip grating corresponds to at least two sub-pixels, which display different viewpoint images, in each row of sub-pixels.

Abstract: Systems and methods for eyelid shape estimation are disclosed. In one aspect, after receiving an eye image of an eye (e.g., from an image capture device), an eye pose of the eye in the eye image is determined. From the eye pose, an eyelid shape (of an upper eyelid or a lower eyelid) can be estimated using an eyelid shape mapping model. The eyelid shape mapping model relates the eye pose and the eyelid shape. In another aspect, the eyelid shape mapping model is learned (e.g., using a neural network).

Abstract: Provided are a three-dimensional (3D) rendering method and apparatus that detect eye coordinates of positions of eyes of a user from an image of the user, adjust the eye coordinates to correspond to virtual eye positions that reduce crosstalk caused by refraction of light; and perform 3D rendering of the eyes based on the adjusted eye coordinates.

Abstract: In certain embodiments, a user's field of view may be increased and/or modified. In some embodiments, views of a scene may be obtained via a wearable device. A first region of the scene may be determined, where the first region is common to the views and represented in the views at proximate a center of each of the views. For each view of the views, a second region of the scene may be determined, where the second region is represented in the view and related to peripheral vision of the user. A modified view may be generated based on (i) a portion of at least one of the views that corresponds to the common first region and (ii) portions of the views that correspond to the second regions such that the modified view comprises a representation of the common first region and representations of the second regions.

Abstract: A head mounted augmented reality apparatus is provided having a frame, a band structure removably coupled to the frame, and a first cartridge removably coupled to a portion of the frame. First cartridge can hold the display such that when the first cartridge is coupled to the portion of the frame and holding the display, the display is oriented to face away from the frame at a selected angle. They cover structure is provided that removably attaches to a portion of either the frame or the first cartridge. A visor removably attaches to the cover structure and is disposed such that a surface of the visor reflects an image displayed on the display back toward the frame.

Abstract: The display device includes: a display unit that projects a light beam onto a windshield so that the light beam is reflected from the windshield such that one or more virtual images are displayed in a space further than the windshield in a depth direction through the windshield; and a controller that controls the display unit so that a first vertical image and a second vertical image included in the one or more virtual images and have different distances from the windshield in the depth direction, are displayed in a time-division manner.

Abstract: An automotive head-up display system with an ordinary windshield comprises an ordinary windshield and a display device, wherein the distance between the inner surface and the outer surface of the ordinary windshield is equal across the ordinary windshield, and the inner surface and the outer surface are non-processed and free of any optical film. The display device includes an image source and an optical imaging module. Compared with the traditional technologies, the automotive head-up display system with an ordinary windshield of the invention can effectively solve the ghost/double image problem and reduce the assembling and production costs of the automotive head-up display system without using the wedged windshield or any optical film.

Abstract: A projection arrangement for a head-up display (HUD) is presented. The arrangement has a vehicle windshield that includes an outer pane and an inner pane bonded to one another via a thermoplastic intermediate layer. The vehicle windshield has an upper edge, a lower edge, and an HUD region. The arrangement also has a projector that is aimed at the HUD region to generate a virtual image perceivable by an observer situated within an eyebox. According to one aspect, the windshield has an HUD reference point, at which a central beam running between the projector and the center of the eyebox strikes the inner pane. According to another aspect, the thickness of the thermoplastic intermediate layer in the vertical course between the upper edge and the lower edge in at least a section corresponding to the HUD region is variable according to a wedge angle.

Abstract: The present invention is mainly related to a virtual reality all-in-one apparatus. The virtual reality all-in-one apparatus may comprise a middle frame, a front housing, and a core function module. The core function module may comprise a frame assembly and a display module mounted on the frame assembly.

Abstract: An optical device, including a light waves-transmitting substrate has two major surfaces and edges, optical means for coupling light into the substrate by total internal reflection, and a plurality of partially reflecting surfaces (22a, 22b) carried by the substrate. The partially reflecting surfaces (22a, 22b) are parallel to each other and are not parallel to any of the edges of the substrate, one or more of the partially reflecting surfaces (22a, 22b) being an anisotropic surface. The optical device has dual operational modes in see-through configuration. In a first mode, light waves are projected from a display source through the substrate to an eye of a viewer. In a second mode, the display source is shut off and only an external scene is viewable through the substrate.

Abstract: Provided is a vehicular display device that offers good visibility without causing a passenger to feel uncomfortable. In a bezel that includes a cover portion arranged above a display unit of a vehicular display device and a frame portion enclosing the cover portion, a front-side end portion of the cover portion is arranged at a position lower than a rear-side end portion. As a result, external light is reflected forward. Moreover, a front frame includes a reflecting plate, a semi-transparent output plate covering over the reflecting plate, and a light-collecting portion collecting external light that enters from a front into a space enclosed by the reflecting plate and the output plate. As a result, the front frame is prevented from being darkly reflected onto a front glass.

Abstract: The pupil formed by an optical apparatus is expanded by use of a beam splitter to replicate the pupil and a waveguide to further replicate the replicated pupil. An optional rotator element can rotate a portion of the light split by the beam splitter to provide consistent polarization of light in the optical apparatus. In some embodiments, the beam splitter replication expands the pupil in one direction, while the waveguide replication expands the pupil in a second direction.

Abstract: Near-eye combiner displays are disclosed that utilize dichroic reflectors and/or reflective polarizers disposed as a pellicle positioned within a field of view of the eye. A secondary image can be reflected off of the reflective polarizer and/or dichroic layer towards the eye, and can be superimposed over a primary world-view image being viewed by the eye. The position and orientation of the pellicle can be independently adjusted as desired.

Abstract: A method for providing safe-driving information via eyeglasses of a driver of a vehicle is provided.

Abstract: A display apparatus includes a pixelated display, an eye tracking system, and a segmented resolution enhancing device coupled to the eye tracking system and operable to selectively enhance effective image resolution for the electronic display in the gaze direction. The segmented resolution enhancing device may include a polarization switch in series with a polarization gratings, at least one of which is segmented, for shifting image pixels in the gaze direction between offset positions while displaying a frame.

Abstract: An image projection device includes: a projection unit that irradiates a pupil 40 of an eyeball 36 of a user with an image light beam 34a forming an image to project the image onto a retina 38 of the eyeball; a detection unit that detects a direction 52 in which the pupil has moved relative to a face of the user; and a control unit that controls the projection unit based on a detected direction in which the pupil has moved so that the pupil is irradiated with the image light beam and the image is moved in a direction opposite to the direction in which the pupil has moved with respect to a position on which the image has been projected before a move of the pupil in a coordinate system visually recognized by the user.

Abstract: A head mounted display (HMD) may comprise an adjustable crown band, a crown band circumference adjusting mechanism coupled to the adjustable crown band and configured to adjust a crown band circumference to releasably secure the crown band to the user's crown, an armature including left and right arms, each of the left and right arms mounted at a respective proximal end to corresponding left and right HMD attachment structures, a display mounted at left and right sides to respective distal ends of the left and right arms, and an eye relief distance adjustment mechanism configured to move the left and right arms in a timed manner toward and away from the crown band along a substantially linear path, to thereby adjust an eye relief distance from the display to an eye of a the user when the crown band is fitted on the crown of the user.

Abstract: A head-mounted display including an apparatus body including a first part and a second part connected to the first part and an image display device disposed in the apparatus body is provided. The image display device projects an image to a projection target and includes an image output element, a plurality of lens elements, a light diffuser, and an imaging element. The imaging element projects the image beam to the projection target to display the image. The lens elements include a first lens element and a second lens element. The image output element generates an intermediate image on a transmitting path of the image beam between the first and second lens elements. The light diffuser is disposed on the transmitting path of the image beam and in a predetermined interval where the intermediate image is located at the center.