Abstract: In order to achieve the above object, an image display apparatus according to an embodiment of the present technology includes a light source section and one or more optical components. The one or more optical components include an optical surface for dividing the light emitted from the light source into a plurality of light beams to be converged and a reflective surface for reflecting the plurality of light beams converged by the optical surface, and emit the plurality of light beams reflected by the reflective surface from the optical surface.

Abstract: An optical device includes an LED chip, a light absorber and/or visible-light luminescent material, and a near-infrared luminescent material, wherein a luminous power of light emitted by the near-infrared luminescent material and the light absorber and/or visible-light luminescent material in a band of 650-1000 nm under the excitation of the LED chip is A, and a sum of a luminous power of light emitted by the near-infrared and visible-light luminescent materials in a band of 350-650 nm under the excitation of the LED chip and a luminous power of residual light emitted by the LED chip in the band of 350-650 nm after the LED chip excites the near-infrared and visible-light luminescent materials is B, with B/A*100% being 0.1%-10%. According to the implementation where the optical device employs the LED chip to combine the near-infrared luminescent material and the light absorber and/or visible-light luminescent material simultaneously.

Abstract: A heads-up display apparatus that includes integrated protection structures is disclosed. The various structures protect the electronics in the heads-up display unit from liquid spills and small objects. The various protective structures are integrated into the heads-up display casing. Namely, the casing may include several drainage structures that channel liquid away from sensitive electronic components in the heads-up display unit. As a result, the heads-up display may be advantageously protected from damage when in use in a motor vehicle dashboard.

Abstract: An illumination system comprises an exciting light source, a phosphor wheel, a first lens, a first reflector, and a light uniforming element. The exciting light source emits an excitation beam. In a first time sequence, the phosphor wheel reflects the excitation beam to the first reflector, the first reflector reflects the excitation beam to the first lens and the excitation beam passes through the first lens and transmits to the light uniforming element. In a second time sequence, the phosphor wheel converts the excitation beam to a conversion beam, the conversion beam from the phosphor wheel passes through the first lens and transmits to the first reflector, the first reflector reflects the conversion beam to the first lens, the conversion beam passes through the first lens and transmits to the light uniforming element, the excitation beam and the conversion beam, sequentially and respectively transmits to the light uniforming element.

Abstract: Provided are a projection image display member having a high visible light transmittance, suppressing a double image of a display image, and having excellent suitability of polarized sunglasses for incident light reflected from external light, a windshield glass using the projection image display member, and a head-up display system. The problem is solved such that one or more phase difference layers, one or more selective reflection layers, and one or more polarization conversion layers are provided in this order, the polarization conversion layer being a layer in which a helical alignment structure of a liquid crystal compound is fixed, and the number of pitches x of the helical alignment structure and a film thickness y (?m) of the polarization conversion layer satisfying “0.3?x?7.0”, “0.5?y?6.0”, “y?0.7x+3.2”, and “y?0.7x?1.4”.

Abstract: A head-up display device includes an image display device that outputs display light of an image; a mirror having a reflecting surface that reflects the display light toward a reflecting portion, and an input shaft; a motor that has an output shaft located on an extended line of the input shaft, and rotates the output shaft; a transmission member that has a cylindrical fitting portion to which the input shaft is press-fitted and a coupling portion coupled with the output shaft and transmitting output torque of the motor from the output shaft to the input shaft; a holding member that holds the motor; and a first spring that is interposed between the holding member and the transmission member, and imparts, to the transmission member, a biasing force oriented to bring the mirror close to the output shaft.

Abstract: A light source apparatus includes an excitation light emitter configured to irradiate excitation light, a phosphor that receives the excitation light and converts the excitation light into wavelength band light different from the excitation light, and a color wheel device. A first region of regions divided in a radial direction of the color wheel device includes a first transparent part that transmits the wavelength band light. A second region, which is different from the first region of the regions divided in the radial direction of the color wheel device, includes a reflector that reflects the excitation light and changes a light path and a second transparent part that transmits the excitation light. The phosphor is arranged on a light path of the excitation light reflected by the reflector or on a light path of the excitation light transmitted by the second transparent part.

Abstract: A three-dimensional augmented reality head-up display includes a display device functioning as a light source; and a freeform surface mirror for reflecting light from the light source onto a windshield of a vehicle. An image created by the light from the light source is focused on the ground in front of the vehicle as a virtual image of a three-dimensional perspective, through a reflection method in which the light from the light source is reflected onto the windshield by means of the freeform surface mirror.

Abstract: A head up display mirror holder arrangement for a motor vehicle includes a picture generation unit producing a light field. A mirror reflects the light field such that the light field is visible to the driver as a virtual image. A mirror holder has two opposite ends and an activation feature. The two opposite ends are aligned along a rotational axis of the mirror. The mirror holder retains the mirror. Each of two bushings is coupled to a respective opposite end of the mirror holder. A calibration switch has minimum proximity to the activation feature of the mirror holder.

Abstract: The present technology relates to an image processing apparatus, an image processing method, and a projection apparatus that can improve brightness of a projected image while satisfying a safety standard for laser products. A saturation emphasis processing unit determines, in accordance with saturation of an image, a first emphasis coefficient that emphasizes luminance of the image, and converts a luminance signal of the image on the basis of the determined first emphasis coefficient. The present technology can be applied to, for example, a laser beam scanning type projection apparatus or the like that performs scanning with a laser beam as a light source.

Abstract: A head-up display arranged to form a virtual image viewable from an eye-box area. The head-up display is arranged to received picture content within a sub-region of a substantially quadrilateral display area. The head-up display further comprises an optical relay system arranged to relay the received picture content to an eye-box of the head-up display such that a virtual image of the picture content is visible therefrom. The optical relay system comprises at least one optical component shaped in correspondence with the shape of the sub-region. The shape of the eye-box area is non-rectangular such as a corner-cropped rectangular shape or elliptical shape.

Abstract: A light source device according to an embodiment of the present disclosure includes: a light source section; a rotating body; a motor; a housing; one or more lens groups; a lens holding section; and an adjusting mechanism. The rotating body includes a fluorescent light body. The fluorescent light body is excited by excitation light from the light source section to output fluorescent light. The motor drives the rotating body. The housing accommodates the rotating body. The one or more lens groups gather the excitation light from the light source section and direct the excitation light toward the rotating body. The lens holding section holds the one or more lens groups. The adjusting mechanism adjusts a distance between the rotating body and the one or more lens groups.

Abstract: A head up display assembly includes an optical system (52) and a transmissive display. A light source is configured to projected a light through the transmissive display. A diffuser (64) is located between the optical system and the transmissive display (62).

Abstract: Embodiments provide grade annunciator systems that allow a lumber workpiece traveling in a workflow path to be labeled with a projected image that conveys information about the grade, a cut line, and/or the location of a defect in the workpiece. In some embodiments, the system includes a conveyor configured to convey lumber workpieces in a workflow path, and a projector or series of projectors configured to project an image or symbol onto a surface of the workpiece, wherein the image or symbol indicates grade, a cut line, and/or the location of a defect in the workpiece. Other embodiments are methods of labeling a lumber workpiece in a workflow path, the methods includes conveying the lumber workpiece along the workflow path, and projecting an image or symbol onto a surface of the workpiece as it is conveyed along the workflow path.

Abstract: A virtual reality or augmented reality vision system including: a first emission module, emitting light in the visible range; a second emission module, emitting light in the infrared range; an infrared-sensitive photodetection module; and a micromirror array. Each micromirror is capable of assuming a first position and a second position. Each micromirror of the micromirror array is configured to, in its first position, receive light from the first emission module and reflect it along an axis of interest. Each micromirror of the micromirror array is configured to, in its second position, receive light from the second emission module and reflect it substantially along the axis of interest, and receive light propagating along the axis of interest and reflect it towards the photodetection module.

Abstract: The present disclosure provides a broadband cascaded splitting film array waveguide and a display system comprising the same. The cascaded splitting film array waveguide includes a plurality of glass substrates and a splitting film array, each film of the splitting film array is sandwiched between two adjacent glass substrates and consists of a plurality of H coatings and L coatings alternately arranged in sequence, wherein the H coatings are coatings made of a high refractive index material, the L coatings are coatings made of a low refractive index material, each film of the splitting film array has an even number of coatings, and thicknesses an, pn of the coatings of the film are selected based on the band width and angle of the light beam.

Abstract: The transparent windscreen display (100) has a multilayer structure comprising at least the following layers: a transparent substrate layer (110); a transparent adhesive layer (120); a transparent display module (130); and a transparent protective layer (140). The display module (130) is configured to have a plurality of pixel units or pixel array units with an inter-pixel space therebetween. There is a predetermined distance (d) between the adjacent pixel units or pixel array units in both longitudinal and transversal directions of the display module (130), said distance being about 20-80% of the width of one pixel unit. The inter-pixel space is filled with a transparent material and involves flexible electric conductors for electrically connecting the adjacent pixel units or pixel array units.

Abstract: A phase modulator of the present disclosure includes a phase distribution arithmetic unit that generates, in a case of reproducing the same reproduction image over a plurality of frames or a plurality of subframes by a light phase modulation element, target phase distribution data that is allowed to reproduce the same reproduction image in at least two adjacent frames among the plurality of frames or in at least two adjacent subframes among the plurality of subframes and that changes phase distribution in the light phase modulation element.

Abstract: A head-up display that projects a virtual image onto a display medium includes: a display that emits display light that forms an image to be displayed; and a first mirror that forms a virtual image on a side opposite an observer across the display medium by guiding an image displayed by the display to the display medium. The first mirror includes: a base having a first surface and a second surface on opposite sides of the base; and a reflection surface provided on the first surface. The base includes an end portion including a rough surface and provided between the reflection surface on the first surface and a perimeter of the base. A rib is provided on a rear side of the end portion.

Abstract: A directional backlit display device includes a light source module, a reflective narrow-angle diffuser, a backlit display device panel, an eye tracking device, and a controller. The diffuser includes a shaft and is utilized to reflect and uniformly diffuse the light to provide a uniform directional light beam. The backlit display device panel is included on the projecting optical path of the uniform directional light beam. The uniform directional light beam illuminates an image displayed on the backlit display device panel and projects to a projection area. The controller receives an eye position information from the eye tracking device and determines a coordinate. The controller determines a corrective projection area when the coordinate deviates from the projection area, and the drive module rotates the reflective narrow-angle diffuser around an axis of the shaft according to the corrective projection area, so the image projection area moves with the eye.