Abstract: A projector includes a main body and a projection lens. The main body includes a light source, liquid crystal panels that modulate light outputted from the light source, and a lens holder to and from which the projection lens is attachable and detachable. The projection lens projects the light modulated, and the lens holder includes a first lens holding mechanism and a second lens holding mechanism that hold the projection lens.

Abstract: There is herein defined optics (e.g. an array of optics) forming an optical beam to either produce a collimated or diverging/converging beam emerging from a virtual source point to illuminate a hologram. There is also described an optical beam illuminating a reflection hologram from the front and a further configuration where an optical beam combined with a holographic optical element (HOE) minor enables rear illumination of a reflection hologram.

Abstract: The present invention discloses a lens module and a system for producing an image. The lens module includes a print circuit board, a spacer, attached onto the print circuit board, and the spacer having a through hole; a lens assembly, supported by the spacer and covered the through hole; an image sensor, mounted on the print circuit board and electrically connected with the print circuit; the lens assembly is configured for capturing light reflected by an object and transmitting the light into the image sensor; the image sensor is configured for converting the light into raw image signals. The lens module may be a simple optics module and thinner than a related lens module.

Abstract: Systems and methods for operating a power source as a heating device in an Information Handling System (IHS) are described. In some embodiments, an IHS may include a processor and a memory coupled to the processor, the memory having program instructions stored thereon that, upon execution, cause the IHS to: receive an indication to increase a temperature of the IHS and, in response to the indication, concurrently set a first power supply in source mode and a second power supply in sink mode.

Abstract: An integrated imaging display system is provided. The integrated imaging display system includes: a light source, a converging lens, an illumination microlens array, and a projection microlens array, where illumination microlens units in the illumination microlens array and projection microlens units in the projection microlens array are disposed in a one-to-one correspondence, and the converging lens converts all light emitted by the light source into parallel light and then irradiates the parallel light to the illumination microlens array; a sub-image is provided on a side of each of the illumination microlens units close to the projection microlens unit; all light emitted by each of the illumination microlens units is irradiated on a corresponding projection microlens unit after passing through the sub-image, and the projection microlens array displays an image of the sub-image.

Abstract: An electro-optical device. The electro-optical device includes an pixel electrode that applies the electric field to the electro-optical layer, a transistor that includes a semiconductor layer including a drain region, a capacitance element that includes a first capacitance electrode and a second capacitance electrode, an electrode contact coupled to the pixel electrode, and a drain relay electrode electrically coupled to the drain region. The pixel electrode contact is coupled to the second capacitance electrode and the drain relay electrode.

Abstract: The present application discloses a windshield for a vehicle with the windshield having a first glass layer, a second glass layer, a first plastic interlayer between the first glass layer and the second glass layer, and an electronic display between the first glass layer and the plastic layer. The electronic display is configured to display at least one image when in operation.

Abstract: An image display apparatus according to an embodiment of the present technology includes: a light emission unit; an object to be irradiated; and a reflection portion. The light emission unit emits image light along a predetermined axis. The object to be irradiated is disposed at least partially around the predetermined axis. The reflection portion is disposed facing the light emission unit with reference to the predetermined axis and has a plurality of reflection regions that divides the emitted image light into a plurality of light beams and reflects the light beams toward the object to be irradiated.

Abstract: An apparatus includes a backlight, a color filter disposed in front of the backlight along a viewing direction, wherein the color filter includes a plurality of pixels repeating at a first spacing along a first axis. The apparatus further includes a lenticular layer disposed in front of the backlight, the lenticular layer including a section of material having a first index of refraction, a first, substantially flat side, and a second side defining a lenticularly patterned cross section along the first axis, the lenticularly patterned cross section including lens elements repeating at a second spacing and directing light originating from the backlight in two or more directions.

Abstract: Liquid crystal displays in computer monitors require a source of backlight, in which light emitting diodes are the most widely used, however these electric light sources can cause eye strain after prolonged viewing. In order to provide an alternative to desktop computer users which are in front of LCD displays for most of the day, the present invention supplies a way to use natural solar backlight from a nearby window or candle to completely eliminate such strain.

Abstract: A LIDAR system includes an imaging sensor optically aligned with imaging optics along a first optical path. A laser source is optically aligned with laser optics along a second optical path. A single scanning mechanism is aligned with both the first optical path and the second optical path for directing outgoing laser illumination from the laser source in a scanning direction and for directing incoming laser return illumination from the scanning direction.

Abstract: The present disclosure provides a device for generating a 3D light field. The device comprises a first lens having a fixed focal length, and an imaging element arranged to send light into the first lens. The imaging element is configured to send the light from different positions within a defined distance on the optical axis of the first lens, in order to produce different depth layers of the 3D light field within a frame duration.

Abstract: A backlight module including a light guide plate, a light source, a prism sheet and a light absorbing sheet is provided. The light guide plate has a light incident surface, a light emitting surface connected to the light incident surface and a bottom surface opposite to the light emitting surface. At least one of the light emitting surface and the bottom surface of the light guide plate is disposed with a plurality of micro lens structures. The light source is disposed on a side of the light incident surface of the light guide plate. The prism sheet is overlapped with the light emitting surface of the light guide plate and has a plurality of prism structures facing the light emitting surface with an extending direction parallel to the light incident surface. The light absorbing sheet is disposed on a side of the bottom surface of the light guide plate.

Abstract: A method and apparatus for improving the optical properties of an LED using a retroreflector element. A light emitting apparatus includes a substrate, at least one light emitting device attached to the substrate and including an outer primary light emitting surface through which substantially all light is emitted, and a retroreflector assembly attached to the substrate. The retroreflector assembly includes a proximal surface adjacent to the substrate, a distal surface spaced away from the substrate, and a retroreflective portion arranged between proximal surface and the distal surface. A distance from the distal surface to the substrate is less than or equal to a distance from the outer primary light emitting surface to the substrate.

Abstract: Various embodiments set forth a foveated display system and components thereof. The foveated display system includes a peripheral display module disposed in series with a foveal display module. The peripheral display module is configured to generate low-resolution, large field of view imagery for a user's peripheral vision. The foveal display module is configured to perform foveated rendering in which high-resolution imagery is focused towards a foveal region of the user's eye gaze. The peripheral display module may include a diffuser that is disposed within a pancake lens, which is a relatively compact design. The foveal display module may include a Pancharatnam-Berry Phase grating stack that increases the steering range of a beam-steering device such that a virtual image can be steered to cover an entire field of view visible to the user's eye.

Abstract: An optical element and a projection image display apparatus capable of obtaining excellent tolerance to light of high luminance and high output. The optical element includes a substrate transparent to light in a used wavelength band, and a birefringent layer including an obliquely deposited film containing hafnium oxide as a main component. The projection image display apparatus includes a liquid crystal display device having the optical element, a light source for emitting light, and a projection optical system for projecting modulated light, and the liquid crystal display device is disposed in an optical path between the light source and the projection optical system.

Abstract: In order to provide a phase difference compensating element that has durability and that can improve contrast in a liquid crystal display with high precision while suppressing high costs and long lead times, the present invention is provided with, on a substrate, a first optical anisotropic layer that acts as a C-plate and a second optical anisotropic layer that includes a birefringent film formed by depositing an inorganic material, wherein the birefringent film included in the second optical anisotropic layer is fabricated using specific processes.

Abstract: The present application provides a viewpoint controllable three-dimensional image display apparatus. The viewpoint controllable three-dimensional image display apparatus includes a display panel having a light emitting side; a back light for providing a light source for image display in the display panel; a first grating on a side of the light emitting side distal to the back light; a second grating between the display panel and the back light; and a controller configured to alternately turn on and off the first grating and the second grating in a time-division driving mode including a first mode and a second mode, thereby presenting a three-dimensional image to a user. In the first mode, the controller is configured to turn off the second grating, and turn on the first grating. In the second mode, the controller is configured to turn off the first grating, and turn on the second grating.

Abstract: Provided is a phase difference compensation element that can improve a contrast of a liquid crystal display device and has durability while suppressing an increase in cost and prolongation of lead time. The phase difference compensation element is formed so that, when an optical anisotropic layer is formed on a substrate, the optical anisotropic layer includes a plurality of birefringent films, and a direction of a combined vector obtained by combining respective vectors of the birefringent films when determining a vector with a direction of a line segment obtained by projecting a film formation direction of each birefringent film on a surface of a transparent substrate and a thickness, is substantially the same as a direction of a line segment obtained by projecting a liquid crystal molecule constituting a liquid crystal cell on the surface of the transparent substrate.

Abstract: The present application provides a method of fabricating a substrate. The method includes forming an insulating material layer on a base substrate; forming a plurality of channels extending into the insulating material layer; and forming a plurality of signal lines respectively in the plurality of channels. Each individual one of the plurality of signal lines is formed on a lateral side of a respective one of the plurality of channels.

Abstract: The cross dichroic prism according to the present disclosure includes four prisms and two dichroic mirrors. Each of the four prisms has a triangle-prism shape. The four prisms are arranged to form a quadrangular prism as a whole in a manner such that the ridge line portions are located close to each other, a first plane of one prism faces a second plane of another prism, and a third plane faces outward. Each of the two dichroic mirrors is constituted of a dielectric multilayer film provided between the first plane of one prism and the second plane of another prism. The outermost layer of a dielectric layer constituting the dielectric multilayer film is provided in contact with each of the first plane of the one prism and the second plane of the other prism.

Abstract: A liquid crystal apparatus includes an element substrate provided with a pixel electrode and a TFT, and a counter substrate disposed facing the element substrate. The element substrate includes a first microlens, a second microlens, and a third microlens corresponding to the pixel electrode. The first microlens is disposed further toward an incident side of light than the second microlens. A relationship between a lens power of the first microlens and a lens power of the second microlens is that the lens power of the first microlens is greater than or equal to the lens power of the second microlens.

Abstract: A brain-controlled wearable display device includes a display panel, a display control circuit, and a brain control circuit connected with the display control circuit. The brain control circuit is configured to generate a control instruction according to a brain wave, and the display control circuit is configured to control the display panel according to the control instruction.

Abstract: The present disclosure discloses a backlight module and a display device. The light emission direction of at least one of the lamp source and the fluorescent film is provided with a diffusely reflecting layer. The diffusely reflecting layer arranged above the lamp source diffusely reflects pump light emitted from the lamp source, which may enhance uniformity of the pump light. The diffusely reflecting layer arranged above the fluorescent film scatters light emitted from the fluorescent film, scatters the light and distributes the light to a larger range, which may improve light mixing uniformity and improve the uniformity of light emission brightness.

Abstract: The present invention provides a polarizing plate including a polarizer having a high transmittance, which can be suitably applied to a circularly polarizing plate with which a significant decrease in an antireflection ability is suppressed in a case where the circularly polarizing plate is disposed on a display element; a circularly polarizing plate; and a display device. The polarizing plate includes a polarizer and an adjacent layer in contact with the polarizer, in which a transmittance in the absorption axis direction of the polarizer is 4.0% or more, and an in-plane average refractive index of the adjacent layer satisfies a relationship of Formula (X), Formula (X): Refractive index in a transmission axis direction of the polarizer<In-plane average refractive index of the adjacent layer<Refractive index in the absorption axis direction of the polarizer.

Abstract: A sound output controlling method including a first projector that projects a first image on a projection surface via a first focusing lens and outputs sound based on a sound signal and a second projector that projects a second image on the projection surface via a second focusing lens and outputs sound based on the sound signal, causing the second projector to set the position of the second focusing lens based on the focused state of the second image on the projection surface and transmit position information on the position of the second focusing lens and causing the first projector to receive the position information, set the position of the first focusing lens based on the focused state of the first image on the projection surface, and control the output of the sound from the first projector based on the position information and the position of the first focusing lens.

Abstract: A light source module includes a lighting structure, a light diffusing layer, a wavelength converting layer, and a cover plate. The lighting structure includes a plurality of light emitting elements that are all blue-light emitting elements. The light diffusing layer is disposed on the lighting structure, the wavelength converting layer is disposed on the light diffusing layer, and the cover plate is disposed on the wavelength converting layer.

Abstract: An optical display device includes a coherent light source generating a coherent light beam in visible, ultraviolet, or infrared ranges. The coherent light beam is directed at a liquid crystal component. A plurality of liquid crystals and a plurality of nanoparticles having an average diameter of ?about 450 nm are disposed in an interior compartment. An electrical source is in electrical communication with the first and the second electrodes. When no voltage or current is applied, a filtered light beam transmitted or reflected from the liquid crystal component exhibits a first speckle contrast ?about 0.28. When voltage or current is applied, the microparticles are induced to move and the filtered light beam has a second speckle contrast that is ?about 0.2 and in certain aspects may be ?about 0.03. A method of reducing speckle in an optical device having a coherent light source is also provided.

Abstract: A multiview backlight and a multiview display employ a microlens to adjust directional light beams to have directions corresponding to respective different view directions of the multiview display. The multiview backlight includes a light guide configured to guide light as guided light, a multibeam element configured to scatter from the light guide a portion of the guided light as a plurality of directional light beams, and the microlens configured to adjust directions of the directional light beams. The multiview display further includes a multiview pixel configured to modulate the plurality of directional light beams and provide a plurality of different views of the multiview display, the microlens being between the multibeam element and the multiview pixel.

Abstract: The present disclosure provides an electronic device, a storage medium, and an image processing method, wherein, the electronic device includes a processing unit, a camera and a display screen covering the camera. Wherein, the display screen includes a light transmission area and a non-light transmission area, is configured to display a first image on the non-light transmission area under the control of the processing unit. The camera is disposed under the light transmission area, includes a projection assembly and an imaging assembly both electrically connected to the processing unit. The projection assembly is configured to project a second image on the display screen under the control of processing unit thereby to display the image on the light transmission area of the display screen, and the imaging assembly is configured to capture a third image through the light transmission area of the display screen.

Abstract: A rear lamp apparatus of a vehicle is provided. The apparatus includes a light source that emits light having a first wavelength band, a light filter disposed with a first side facing an exterior and a second side facing an interior, that reflects light having the first wavelength band, and transmits light having a second wavelength band that is different from the first wavelength band. A light diffraction element is disposed to receive light emitted from the light source and changes a transmission path of incident light to direct. The light emitted is transmitted to the first side of the light filter by the light diffraction element and is reflected to be directed toward the exterior of the vehicle to prevent the transmission to the interior of the vehicle. Accordingly, a rear lamp is turned on at a side of rear glass and exterior and interior visual fields are improved.

Abstract: A display module includes a backlight module, a liquid crystal layer disposed on the backlight module, and a first light-expanding layer disposed on the liquid crystal layer. The backlight module provides a surface light source. The surface light source forms an image light through the liquid crystal layer, and the first light-expanding layer increases the viewing angle range of the image light along a first direction. The first light-expanding layer substantially extends along a virtual plane, the first direction is perpendicular to the normal of the virtual plane, and a second direction is perpendicular to the first direction and the normal of the virtual plane. The light intensity at the 60-degree viewing angle of the surface light source along the first direction is lower than the light intensity at the 60-degree viewing angle of the surface light source along the second direction.

Abstract: A vehicle light module, a headlight assembly, and a method for communicating information are provided. The vehicle light module includes a panel having a transparent state and an opaque state; and a projector operable to project a visual representation toward the panel. The visual representation is displayed on the panel when in an opaque state and on a second surface when in a transparent state.

Abstract: Provided is a three-dimensional (3D) display device and display method. The 3D display device includes a zoom lens unit; and a two-dimensional display unit, which is located on a side of the zoom lens unit, where a distance between the two-dimensional display unit and the zoom lens unit is less than a minimum focal length of the zoom lens unit; where the two-dimensional display unit is used for displaying multiple two-dimensional images of a three-dimensional picture, and the multiple two-dimensional images corresponds different depth of field. When the two-dimensional display unit displays the two-dimensional images corresponding to different depth of field, the zoom lens unit has a different focal length for the depth of field corresponding to each of the plurality of two-dimensional images. The display time of the three-dimensional picture is less than visual persistence time.

Abstract: In an image projection device including a laser beam source and a diffractive optical element provided on an optical path of a laser beam L from the laser beam source, a transparent member having a refractive index higher than that of an area ahead of an emission surface on the optical path of the laser beam L and a diffractive optical element is formed on an emission surface of the transparent member. The laser beam L is obliquely incident on the diffractive optical element. The diffractive optical element generates a diffraction image in an area which is not overlapped with zeroth order light LR of the laser beam L and an area occupied by a conjugate image, and is arranged in a direction to irradiate a screen with diffracted light forming the diffraction image while substantially eliminating the zeroth order light and the diffracted light forming the conjugate image.

Abstract: A panel apparatus comprises a first layer. The first layer includes a liquid crystal microdroplet display (LCMD) switchable between transparent and opaque states in response to a change in an applied electrical voltage. The panel apparatus further comprises a second layer spaced apart from and coupled to the first layer. The second layer includes a transparent panel.

Abstract: A table-top volumetric display apparatus for presenting three-dimensional imagery.

Abstract: A screen that diffuses and reflects image light projected by a projector, includes an uneven half mirror structure body which includes a first transparent substrate and a semitransparent reflective layer, and a second transparent substrate bonded to the uneven half mirror structure body on the surface of the uneven shape with a transparent material. The first transparent substrate has an uneven shape on one surface of the first transparent substrate. The semitransparent reflective layer is provided on the surface of the uneven shape and configured to reflect a part of light and transmit the remaining light. One of the first transparent substrate and the second transparent substrate disposed closer to a projection side than the semitransparent reflective layer is made of a material exhibiting birefringence of less than or equal to 500 nm.

Abstract: An organic light-emitting display device with improved light efficiency includes a plurality of pixel electrodes each corresponding one of at least a first, second, or third pixel; a pixel-defining layer covering an edge and exposing a central portion of the pixel electrodes; an intermediate layer over the pixel electrode and including an emission layer; an opposite electrode over the intermediate layer; and a lens layer over the opposite electrode and including a plurality of condensing lenses each having a circular lower surface. An area of the portion of the pixel electrode exposed by the pixel-defining layer is A, and an area of the lower surface of the condensing lens is B. For the first pixel, a ratio B/A ranges from about 1.34 to about 2.63. For the second pixel, B/A ranges from about 1.43 to about 3.00, For the third pixel, B/A ranges from about 1.30 to about 2.43.

Abstract: An electronic device including a display body, a fixed back cover, at least one movable assembly and at least one supplemented light source is provided. The fixed back cover is disposed on the display body. The moveable assembly is disposed on the display body and located beside the fixed back cover. The supplemented light source is disposed on the movable assembly and located between the movable assembly and the display body. When the movable assembly is moved or rotated from an accommodating position to an operation position, the supplemented light source moves along with the movable assembly from being hidden between the display body and the movable assembly to out of the display body so as to locate beside the display body.

Abstract: A polarizing element includes: a transparent substrate; and grid-shaped convexities that are arranged on the transparent substrate at a smaller pitch than a wavelength of operating band light and that extend in a specific direction. The grid-shaped convexities include a reflection layer formed on the transparent substrate and grid tips formed with side surfaces that, when viewed in the specific direction, are inclined in a direction of tip tapering.

Abstract: A light source device includes a light source bank that accommodates a plurality of semiconductor light-emitting elements, and a light source bank holder that mounts the light source bank on a first surface and includes a cooling mechanism provided on a second surface that is a back surface of the first surface.

Abstract: Apparatus (1) for generating a light beam via at least first and second light sources (2, 3). During operation, the light sources (2, 3) emitting light at the same wavelength. The light sources are arranged such that the beam profile (11) of the first light source is rotated relative to the beam profile (12) of the second light source by a rotation angle (D) about an axis (A) in the direction of propagation. A beam rotation element (4) is located downstream of at least one of the light sources, which causes the beam profile (11, 12) to rotate such that the beam profile (11, 12), after passing through the beam rotation element (4) in a plane perpendicular to the direction of propagation (A) of the light, is oriented substantially identically to the beam profile of the other light source (2, 3) in the plane perpendicular to the direction of propagation.

Abstract: A floating image display unit according to an embodiment of the technology includes an optical plate and one or a plurality of reflectors. The optical plate includes a plurality of optical elements arranged in a matrix on a substrate having a normal in a Z-axis direction, and each of the optical elements is configured to regularly reflect an entering light beam of a Z-axis direction component and recursively reflect an entering light beam of an XY-axis direction component. The one or the plurality of reflectors are configured to reflect light outputted from a light emitter or a light irradiation target object disposed on rear surface side of the optical plate, thereby causing the light to obliquely enter a rear surface of the optical plate.

Abstract: A head-up display apparatus mounted on a moving body. The head-up display apparatus projects an image on a projecting portion. The head-up display apparatus includes a light source portion, an imaging element, a cold mirror, and a phase shifter. The light source portion emits a source light. The imaging element generates the image and outputs the light of the image. The light of the image has a predetermined polarization state. The cold mirror reflects the light of the image toward the projecting portion. In the cold mirror, an optical multilayer film is disposed on a translucent base member, and the light of the image obliquely enters the cold mirror along a plane of incidence of the cold mirror. The phase shifter converts the light of the image into an S wave. The phase shifter is disposed on an optical path between the imaging element and the cold mirror.

Abstract: A spatial light modulator providing an expanded viewing window and a holographic display apparatus including the spatial light modulator are provided. The spatial light modulator includes a mask member having a periodic pattern that is arranged to split an area of each of a plurality of pixels into at least two portions such that a space between lattice spots formed by a period structure of the spatial light modulator increases.

Abstract: A monolithic liquid crystal display (LCD) projector includes a light emitting diode (LED) light source, a condenser, a collimating lens, an LCD light valve, a field lens and a projection lens. The LCD light valve is disposed between the collimating lens and the field lens. The condenser is disposed between the LED light source and the collimating lens. The projection lens is disposed behind the field lens. A first reflector is disposed between the field lens and the projection lens. The first reflector conducts mirror reflection along a long axis thereof. The present disclosure has the characteristics of small volume, novel shape, good color uniformity of the image, good radiating performance and long service life.

Abstract: A portable device and method of manufacturing a display device includes a display panel having a glass substrate and a polarizer adhered to the glass substrate, a touch panel which is made of resin material and adhered to the polarizer of the display panel by a first adhesive material, and a front window which is made of glass and adhered to the touch panel by a second adhesive material. One of the first adhesive material and the second adhesive material is an adhesive sheet, and an other of the first adhesive material and the second adhesive material is an ultraviolet-curing adhesive material.

Abstract: Methods and apparatus for controlled shadow casting to increase the perceptual quality of projected content are disclosed. In some examples, an apparatus is to increase a perceptual quality of content projected onto a projection surface. In some examples, the apparatus includes a processor and memory. In some examples, the memory includes computer readable instructions. In some examples, the instructions, when executed, cause the processor to determine a target shutter position for a shutter based on a location of a light source and a location of a projection surface. In some examples, the instructions, when executed, further cause the processor to move the shutter to the target shutter position to cast a shadow onto the projection surface around a portion of content projected onto the projection surface.

Abstract: An image generation apparatus includes first and second light sources, an image sensor, a mask, and a processing circuit. The image sensor acquires a first image when the first light source is energized and acquires a second image when the second light source is energized. The processing circuit obtains a pixel value based on a direct light component or a pixel value based on a component other than the direct light component corresponding to a focal point by using pixel values of first pixel regions of the first image, pixel values of second pixel regions of the second image, the ratios of the direct light and the light other than the direct light from the first light source, and the ratios of the direct light and the light other than the direct light from the second light source and generates a cross-sectional image of a substance on the focal plane.