Abstract: An optical microscope and method for detecting lens immersion in optical microscopy includes an ultrasound circuit acoustically coupled to both an objective lens and a sample slide of an optical microscope, the ultrasound circuit comprising an ultrasound transmitter and an ultrasound receiver. The optical microscope and method includes transmitting an ultrasound pulse from the ultrasound transmitter to the ultrasound receiver, determining that a transit time of the ultrasound pulse is less than a threshold time, and providing an output signal from the pulse discriminator indicating that the ultrasound pulse is less than the threshold time.

Abstract: A microscope apparatus includes: a light source; an illumination optical system configured to illuminate a specimen with light from the light source, the illumination optical system having a spatial light modulation element capable of adjusting a light intensity distribution; an imaging optical system configured to image light from the specimen; a solid-state imaging device configured to generate an image of the specimen based on light from the imaging optical system; and a controller capable of adjusting the spatial light modulation element, the controller being configured to, based on a first image output from the solid-state imaging device when the specimen is illuminated with first illumination light, adjust the spatial light modulation element and illuminate the specimen with second illumination light.

Abstract: A control system for implementing nonlinear interference compensation for a torsion angle of an astronomical telescope is provided. The system includes a torsion angle detection system and a torsion angle compensation and amendment system. The torsion angle detection system is provided with a measurement mechanism for measuring the position of a driving wheel, and a position signal of the measurement mechanism is fed back to an industrial personal computer in the torsion angle compensation and amendment system in real time. An output signal of the industrial personal computer controls a compensation motor to rotate, and the compensation motor inclines an elastic plate with the driving wheel mounted thereon through a transmission mechanism, to further cause the torsion of the driving wheel by an angle and form compensation to the torsion angle.

Abstract: A stereoscopic endoscope system includes: first and second image pickup sections including first and second image pickup devices, respectively, arranged on an endoscope distal end portion and configured to acquire a common subject; a reference member integrally provided on the endoscope distal end portion and serving as a reference in adjusting the first and second image pickup sections such that images are picked up in first and second image pickup ranges that can be picked up by the first and second image pickup devices, respectively; and an adjustment section configured to adjust the image picked up by at least one of the image pickup sections to generate substantially horizontally symmetrical images when the first image and the second image obtained by picking up the images of the reference member by the first and second image pickup devices, respectively, are displayed as left and right images on a display apparatus.

Abstract: An optical device includes: an optical section that includes a light-incident surface on which light is incident; a moving section that supports the optical section; a shaft section that swingably supports the moving section around a swing axis; a permanent magnet that is provided in the moving section; an air core coil that is provided so as to face the moving section, and generates an electric field acting on the permanent magnet; and a coil holding member that is provided on a side opposite to the permanent magnet of the air core coil, and holds the air core coil, wherein the coil holding member includes a window section, and wherein an edge section of the air core coil is viewable through the window section.

Abstract: Disclosed herein a rotational type foil trap that is capable of avoiding the transmission rate of the EUV light to be lowered even when the EUV light source operates with the high input power and also suppressing the temperature increase of the foil to attain a sufficient life duration. In the rotational type foil trap, one end of each of foils is inserted into each of a plurality of grooves provided on a side face of a center support, and the center support and the each of the foils are fixed together by brazing.

Abstract: A system and method for a head up display (HUD) can mitigate glare. The head up display can include a waveguide combiner including an input grating and an output grating and a glare mitigator disposed to prevent glare through the output grating from reaching an eye box. The glare mitigator can be a shade, a diffuser, a dimming element, or other device for mitigating glare. The glare mitigator can be an active or passive glare mitigator.

Abstract: The optical projection system according to the invention for a display has an imaging display unit, which emits image information at least partly in the form of unpolarized light, and imaging optics, wherein the imaging optics are configured to present a virtual image of image information generated by the display unit in a display area, and wherein the imaging optics are further configured to split the light emitted by the display unit into two partial beam paths each having a different polarization, to rotate the polarization direction of at least one of the two partial beam paths and to subsequently superimpose the two partial beam paths and to present them as a virtual image display in the display area.

Abstract: Provided is a head-up display apparatus that projects a display image, which is formed on a display surface, onto a projection surface of a movable body to display a virtual image viewable from a cabin of the movable body. The head-up display apparatus includes a display with pixels arranged along the display surface, a light source, and a diffusion plate for diffusing the light coming from the light source and emits the diffused light toward the display. The diffusion plate has through-holes in a thickness direction. In a specific direction on the display surface, an inner dimension of the through-hole is smaller than a pixel pitch of the pixels.

Abstract: A display apparatus includes a display unit projecting an image to a light transmissive display member, and the display apparatus forms a virtual image of the image projected by the display unit on an opposite side to a user side. The display unit is configured to accommodate a display device displaying the image and a projection optical system that projects the image displayed on the display device to the display member in a housing. The projection optical system includes a first reflecting member disposed on a display device side and a second reflecting member disposed on an opening side in an optical path extending from the display device. A reflection surface of the first reflecting member reflecting the image displayed on the display device has a convex shape, and a reflection surface of the second reflecting member projecting the image to the display member has a concave shape.

Abstract: An image display apparatus includes at least one light source to emit coherent light, a holographic optical element to diffract the coherent light from the light source to produce image light, an optical mechanism to guide the image light from the holographic optical element, at least one detection unit to detect the intensity of the image light, and an adjustment unit to adjust the power of the light source based on the result of detection by the detection unit. An image based on the image light is observed by a viewer.

Abstract: An obstacle detecting unit detects an obstacle for a user wearing a head mounted display from an image of the outside world. A distance calculating unit calculates the distance from a detected obstacle to the user wearing the head mounted display. An obstacle replacing unit replaces the detected obstacle with a virtual object. A virtual object synthesizing unit generates a virtual object at a position within a virtual space displayed on the head mounted display, in which the position is determined according to the distance to the obstacle.

Abstract: A method for in-vehicle dynamic virtual reality includes receiving vehicle data from one or more vehicle systems of a vehicle, wherein the vehicle data includes vehicle dynamics data and receiving user data from a virtual reality device. The method includes generating a virtual view based on the vehicle data, the user data and a virtual world model, the virtual world model including one or more components that define the virtual view, wherein generating the virtual view includes augmenting one or more components of the virtual world model according to at least one of the vehicle data and the user data and rendering the virtual view to an output device by controlling the output device to update display of the virtual view according to the vehicle dynamics data.

Abstract: An electronic device includes a frame to be worn by a user, at least one strain gauge coupled to the frame, and a control unit. The at least one strain gauge generates a deformation measurement signal indicative of an amount of strain caused by deformation of the frame. The control unit identifies the user wearing the frame based on the deformation measurement signal.

Abstract: A virtual reality system includes a playground defined within a real world space to have a predetermined area in which a user is movable, a head mounted device surrounds both eyes displaying an image of a virtual space formed corresponding to real objects in the playground, a sensor attached to a predetermined location in the playground, the head mounted device or body of the user sensing an actual location or motion of the user in the playground. A control unit calculates a location and direction of the user in the playground according to a signal from the sensor, and displays an image on the head mounted device of the virtual space, observed at the location and in the facing direction of the user. When the user wearing the head mounted device actually moves in the playground, a feeling of moving in the virtual space is given to the user.

Abstract: A virtual reality (VR) headset includes an electronic display element and a corrective optics block. The electronic display element outputs image light via a plurality of sub-pixels of different colors that are separated from each other by a dark space. The corrective optics block includes an optical element including a diffractive surface. The corrective optics block is configured to magnify the image light and generate optically corrected image light by using the diffractive surface to generate blur spots of each sub-pixel masking dark space between adjacent sub-pixels. Optically corrected light is directed form the corrective optics block to an exit pupil of the VR headset for presentation to a user.

Abstract: A detachable head mounted display (HMD) device includes a display unit configured to display a user interface, a detached sensor unit configured to detect whether the HMD device has been affixed to eye-glasses, a sensor unit configured to detect an input signal generated when the eye-glasses to which the HMD device is affixed are touched, and a controller configured to control the display unit, the detached sensor unit, and the sensor unit. The controller is further configured to acquire identification information of the eye-glasses if the HMD device detects that the HMD device is affixed to the eye-glasses, to acquire a look up table related to the identification information, to acquire a control input related to the input signal from the look up table in response to the detected input signal, and to control the user interface to perform a function corresponding to the control input.

Abstract: A head mounted display system for use with a mobile computing device, comprises a single-piece soft main body made entirely of a homogeneous unitary soft and compressible material, the soft main body configured to be worn on a human head, a lens assembly comprising two lenses configured to focus vision of a wearer on respective areas of a display screen of a mobile computing device, the lens assembly held within one or more apertures formed in the main body, such that an image may be viewed through the two lenses on the display screen. The head mounted display system main body has a retention pocket disposed forward of the lens assembly configured to accept and secure the mobile computing device to the main body.

Abstract: A head mounted device includes a sensor, a transparent display, and a processor comprising an augmented reality application and an alignment module. The augmented reality application generates a virtual content based on data from the sensor, and displays the virtual content in the transparent display. The alignment module detects an initialization of the augmented reality application and causes a temporary display of an alignment indicator in the transparent display in response to detecting the initialization of the augmented reality application.

Abstract: A kaleidoscope is made by installing a kit of parts within a beverage bottle that has been altered by cutting off the bottom of the bottle. The kit includes multiple lens systems and reflective tubes that are sized, shaped and arranged to create a dazzling composite image. In some examples, the composite image includes a multifaceted reflection of an assortment of viewable items plus a halo-distortion of the items encircling the multifaceted reflection. In addition to collecting ambient light directly from an axial direction, the kaleidoscope collects reflected light from multiple radial directions as directed by a multifaceted light-gathering reflector surrounding a transparent object container that contains the viewable items.

Abstract: A 3D display device and LC barrier are disclosed. The 3D display device comprises a non-polarized light display unit and an LC barrier. The LC barrier comprises a liquid crystal cell arranged at one side of the non-polarized light display unit, and the liquid crystal cell comprises an upper substrate, a lower substrate and a cholesteric liquid crystal layer between the substrates; a first quarter-wave plate provided on the upper substrate; a polarizer provided on the first quarter-wave plate; an absorption axis of the polarizer forms a predetermined angle with a fast axis of the first quarter-wave plate.

Abstract: An image display apparatus is provided, which uses a light deflection element capable of deflecting incident light so as to follow the position of an observer, and suppressing reduction in the intensity of light reaching eyes of the observer, regardless of the position of the observer. The light deflection element according to the present disclosure is configured to deflect incident light, and includes: a first optical element that deflects incident light; a second optical element that changes a deflection direction of emitted light by changing a refractive index thereof according to a voltage applied thereto; a first electrode provided on the first optical element side; a plurality of second electrodes provided on the second optical element side; and a control section that controls the voltage applied to the second optical element.

Abstract: There is provided a method for producing a birefringent lens for a stereoscopic image display using a birefringent material having two or more liquid crystal compounds each having at least one polymerizable functional group. The method includes the steps of providing the birefringent lens material; applying the birefringent lens material onto an alignment layer that has been subjected to an alignment treatment in a uniaxial direction, and forming the coating film into a lens shape by conducting curing with ultraviolet light.

Abstract: A light source module adapted to provide a first illumination beam to a display apparatus is provided. The display apparatus includes a display panel for displaying a 2D/3D image. The light source module includes a first wedge-shaped light guide plate, a first light emitting device, a second light emitting device, and a light source driving module. The first wedge-shaped light guide plate has a first and second light incident surfaces and an optical grating pattern. The first light emitting device and the second light emitting device are respectively disposed beside the first light incident surface and the second light incident surface. In a 2D/3D image display mode, the light source driving module controls to turn on the first/second light emitting device for providing the first illumination beam to the first wedge-shaped light guide plate. A method for driving the display apparatus is also provided.

Abstract: An spatial image display apparatus includes: a first optical plate that transmits an incident light beam such that transmission gain reaches a peak greater than 1 in an optical axis direction of the incident light beam; and a second optical plate in which a plurality of optical elements are provided in a matrix formation, which regularly reflect a Z axis-direction component of a transmissive light beam of the first optical plate and are retroreflective with X and Y axes-direction components of the transmissive light beam, in a substrate having a normal line in a Z axial direction.

Abstract: The objective is to provide a stereoscopic display device that can be switched among 2D display mode, 3D display mode and mirror mode. The device includes: a display panel (12); a switch liquid crystal panel (14); an absorptive polarizer (16); and a reflective polarizer (22). The switch liquid crystal panel (14) is located closer to the viewer than the display panel (12) is. The absorptive polarizer (16) is located closer to the viewer than the switch liquid crystal panel (14) is. The reflective polarizer (22) is located between the display panel (12) and the switch liquid crystal panel (14). The reflective polarizer (22) has a transmission axis (L6) perpendicular to the transmission axis (L3) of the absorptive polarizer (16) and passes those components of light entering the reflective polarizer (22) that are parallel to the transmission axis (L6) while reflecting those components that are perpendicular to the transmission axis (L6).

Abstract: An optical device and an optical panel are provided. The optical device including an optical layer whose optical axes or light absorption axes are shifted continuously is provided. The optical device can be used to adjust characteristics of light in electronic devices such as display devices, or can be used for various applications requiring a continuous change in an optical axis or light absorption axis, including use of windows or shades of buildings or automobiles.

Abstract: A depolarizer, including: a photoalignment layer deposited on the substrate; and a birefringent layer deposited on the photoalignment layer; wherein the photoalignment layer includes a plurality of segments, each segment with a different fast axis orientation and a different pretilt angle, such that each segment of the birefringent layer over the corresponding segment of the photoalignment layer has a different fast axis angle and a different birefringent value.

Abstract: An apparatus and method for the projection of stereoscopic images that includes a pulsed laser that generates green light and an optical fiber that generates stimulated Raman scattered light. The stimulated Raman scattering light is divided into green light and red light and the colors are used to form stereoscopic images. Additional lasers may be added to meet specific primary color targets and to balance the brightness of the images for each eye.

Abstract: A compact electromagnetic actuator for driving a lens includes a lens holder used to hold a lens or a lens assembly which defines an optical axis, an image stabilization (IS) actuator provided at one end of the lens holder for producing a linear motion in a plane perpendicular to the optical axis, and an autofocus (AF) actuator provided at an opposite end of the lens holder for producing a linear motion along the optical axis. An AF connection mechanism can be used to connect the autofocus actuator to the lens holder. An IS connection mechanism can be used to connect the image stabilization actuator to the lens holder.

Abstract: An image blur correction device includes: a lens unit that has at least one lens and is rotatable at least in a first direction, which is an axial rotation direction of a first fulcrum axis orthogonal to an optical axis of the lens, and a second direction which is an axial rotation direction of a second fulcrum axis orthogonal to the first fulcrum axis; a fixing member that rotatably supports the lens unit in the first and second directions; a first actuator that has a first driving portion so as to rotate the lens unit in the first direction; and a second actuator that has a second driving portion so as to rotate the lens unit in the second direction.

Abstract: Embodiments provide a lens moving apparatus including a bobbin in which a lens is mounted, a first coil and a magnet configured to electromagnetically interact with each other so as to move the bobbin, a housing configured to accommodate the bobbin therein, an elastic member including an inner frame coupled to the bobbin, an outer frame coupled to the housing, and a frame connection portion configured to connect the inner frame and the outer frame to each other, and a support member connected to the elastic member and configured to support the housing, and the outer frame includes a first coupling portion coupled to the housing, a second coupling portion coupled to the support member, the second coupling portion being spaced apart from the first coupling portion, and a single connection portion configured to connect the first coupling portion and the second coupling portion to each other.

Abstract: Eyeglasses with rotationally secured circular lenses, lens rigs, and methods of use are provided herein. A pair of eyeglasses may include a circular first lens and a circular second lens, each having a lens peripheral surface. At least one of said first lens and said second lens has a line of astigmatism with a prescribed rotational position relative to a wearer eye. The glasses also have a frame having a circular first frame opening into which the first lens is mounted and a circular second frame opening into which the second lens is mounted, each frame opening having an inward frame opening peripheral surface. A lens rotational securing means for securing each of the lenses against rotation relative to said frame, such that the line of astigmatism is prevented from moving out of its prescribed rotational position within its frame opening.

Abstract: The present invention relates to a glasses leg spring hinge structure, comprising a glasses leg, plurality of metal rings, a rotating shaft, a leaf spring and a mounting head, wherein the metal rings are fixedly connected to a head of the glasses leg, wherein the rotating shaft is arranged in the metal rings, wherein the leaf spring is arranged at the head of the glasses leg, wherein the leaf spring is located below the rotating shaft, wherein a rotating shaft groove is formed in a side surface of the rotating shaft, wherein the mounting head is T-shaped and wherein a head of the mounting head is inserted into the rotating shaft groove.

Abstract: An eyeglass frame attachment assembly generally comprising a base and a platform. The base in generally comprised of a right upper frame, a left upper frame and a center support. The right upper frame and the left upper frame each comprise an arm groove wherein the eyeglass frame attachment assembly may be attached to the eyeglasses by passing the temple arm of the eyeglasses through the arm groove. The center support strap can be affixed through a center hole for added support and stability to the platform. The platform comprises a channel, whereby the channel receives an interchangeable banner piece.

Abstract: Device and methods for sealing and encapsulation for biocompatible energization elements are described. In some examples, the device and methods for sealing and encapsulation for biocompatible energization elements involve heat welding, laser welding, or both where a laminar structure is enclosed by a polymer film capable of sealing. In some examples, a field of use for the apparatus and methods may include any biocompatible device or product that requires energization elements.

Abstract: An aspect of the present invention is an optical modulator including an electro-optic substrate, an optical waveguide, and a signal electrode for applying an electric field corresponding to a modulation signal to the optical waveguide. The electro-optic substrate includes a trench portion, which is formed by digging a surface of the electro-optic substrate, and a ridge portion, which is formed in a ridge shape by the trench portion so that an optical waveguide is provided. The trench portion includes a first trench portion, which is a trench portion between a pair of branched optical waveguides, and a second trench portion, which is a trench portion other than the first trench portion. Digging depths of the first and second trench portions are different.

Abstract: An inspection apparatus capable of reducing the effect of noises is provided. An inspection apparatus according to the present invention includes a work table 26 on which an object, a fixed body 28 disposed above the work table 26, a probe assembly that holds a probe stylus 38a, a support base member 40 supported on the fixed body 28, a suspension mechanism 46 that supports the probe assembly 38 above the work table 26, and a signal circuit substrate 54 including therein an IC chip 54a that generates an inspection signal supplied to the probe stylus 38a, the signal circuit substrate 54 being supported by the suspension mechanism 46 below the suspension mechanism 46, in which the probe assembly 38 and the support base member 40 are electrically isolated from each other.

Abstract: A liquid crystal display includes a plurality of pixel electrodes and common electrodes disposed on a first substrate that overlap each other with a passivation layer interposed therebetween, and a connection portion disposed between a common voltage applying unit and the common electrode. The common electrode has a plurality of first cutouts, the passivation layer has a plurality of second cutouts, and the first cutout and the second cutout have substantially the same planar shape. The connection portion includes a lower connection portion formed from a same layer as the common electrode, and an upper connection portion disposed on the lower connection portion that includes a low resistance metal.

Abstract: Provided are methods of switching guest-host dual frequency liquid crystals by using a back flow. In the case of a shutter having a dual frequency liquid crystal layer between two transparent substrates, such a method includes: applying a first voltage having a first frequency to the dual frequency liquid crystal layer; and applying a second voltage having a second frequency to the dual frequency liquid crystal, the second frequency being higher than the first frequency, wherein the second voltage is higher than a threshold voltage that generates a back flow around liquid crystals of the dual frequency liquid crystal layer, and the first voltage is lower than the threshold voltage.

Abstract: A display unit that includes an image display part and a light-transmitting protective part arranged on the image display part. A cured resin layer is arranged between the display part and the protective part. The cured resin layer has a transmittance of 90% or higher in the visible range and a storage modulus at 25° C. of 1×107 Pa or less. The cured resin layer is formed from a resin composition that has a cure shrinkage of 5% or less.

Abstract: An exemplary display device providing touch function includes scanning lines and data lines thereby defining lots of sub-pixel units. Each sub-pixel unit includes a pixel electrode, a storage capacitor, a compensation capacitor connected between the pixel electrode and a corresponding scanning line. In each pixel unit defined by n number adjacent sub-pixel units, both of a ratio of capacitance values between the storage capacitors formed in the corresponding sub-pixel units and a ratio of capacitance values between the corresponding compensation capacitors are respectively substantially equal to a ratio of areas between the corresponding pixel electrodes.

Abstract: According to one embodiment, a display device includes a first substrate including a first insulating substrate, a second substrate including a second insulating substrate, a light modulation layer, a first electrode of a strip shape extending in a first direction, a plurality of conductive wiring lines extending in a second direction crossing the first direction, configured to selectively transmit a desired polarized light component of incident light, a second electrode configured to optically change the light modulation layer in cooperation with the first electrode, and a detection circuit configured to detect a change in capacitance between the first electrode and the conductive wiring lines.

Abstract: An LCD panel applied to a curved screen includes display sections and a black matrix layer. The black matrix layer is used for adjusting an area of the primary sub-pixel and an area of the secondary sub-pixel in each of display section, so that an area ratio of the secondary sub-pixel to the primary sub-pixel in the first display section equals to an area ratio of the secondary sub-pixel to the primary sub-pixel in the central display section, an area ratio of the secondary sub-pixel to the primary sub-pixel in the second display section is greater than that of the secondary sub-pixel to the primary sub-pixel in the first display section, an area of the primary sub-pixel in the central display section is lower than that of the primary sub-pixel in the first display section. Therefore, brightness and quality of the curved screen on image display are improved.

Abstract: The present invention discloses a substrate for a liquid crystal display panel, the liquid crystal display panel and a display device. The substrate comprises: a base substrate; a color layer disposed on the base substrate; and first and second transparent electrodes disposed on opposite sides of the color filter layer and electrically connected with the color filter layer. A color of the color filter layer can be changed based on gray scale of an image to be displayed on the liquid crystal display panel by applying a voltage signal to the color filter layer through the first and second transparent electrodes, thereby a light leakage in a dark state of the liquid crystal display panel is avoided, and thus it is possible to improve contrast of the liquid crystal display panel.

Abstract: A method of manufacturing a liquid crystal optical device such as a lens, a beam steering device or an optical image stabilization device is described. The method includes edge bonding a thin substrate onto a carrier substrate to obtain a combined substrate; manipulating the combined substrate by the carrier substrate for wafer level fabricating at least one liquid crystal optical device on the central portion of the first thin substrate. Each liquid crystal optical device includes liquid crystal cell walls. To form the at least one liquid crystal optical device a second thin substrate is provided and bonded to the combined substrate. The cell walls support and interconnect the thin first substrate to the second thin substrate. The at least one liquid crystal optical device is singulated by dicing the combined substrate within the peripheral bonding zone.

Abstract: In order to provide a display device capable of improving the display quality at the time of 2D display and 3D display, the present invention provides a display device that includes: a display panel that displays an image; and a liquid crystal lens panel that is arranged on the display surface side of the display panel, controls a refractive index in a cylindrical lens manner to form parallax barriers, and switches 2D display and 3D display, and the liquid crystal lens panel includes: a first transparent substrate that is arranged on the display panel side; a second transparent substrate that is arranged to face the first substrate through a liquid crystal layer; and a first polarizing plate that is formed on the display surface side of the second transparent substrate to control a polarization direction of light transmitting through the liquid crystal lens panel.

Abstract: According an aspect, a liquid crystal display device includes: a first substrate on which a reflective electrode is arranged for each of a plurality of pixels; a second substrate; a liquid crystal layer arranged between the first substrate and the second substrate; and a wave plate in which liquid crystals are fixed so that an alignment direction of the liquid crystals is opposite to an alignment direction of the liquid crystal layer. The wave plate is arranged on a second substrate side of the liquid crystal layer.

Abstract: A liquid crystal display according to an exemplary embodiment of the present invention includes a first substrate. A first reflection layer is disposed under the first substrate. A first polarization layer is disposed on the first substrate. A light source is disposed at a side of the first substrate. A thin film transistor is disposed on the first polarization layer. A pixel electrode is connected to the thin film transistor. The first polarization layer includes a plurality of wire grid polarization patterns.

Abstract: A display device having a first substrate, a second substrate above and facing the first substrate, a light-amount adjusting layer interposed between the first substrate and the second substrate, a plurality of color conversion layers respectively defining a plurality of pixel regions, a wavelength conversion layer disposed on a bottom surface of the color conversion layers, and a backlight unit disposed under the first substrate. The light-amount adjusting layer comprises liquid crystal molecules.