Abstract: A control apparatus is configured to control a display apparatus for displaying a partial image based on a partial area of an omnidirectional image or hemispherical image on a display surface. The control apparatus includes a memory storing instructions; and a processor configured to execute the instructions to generate the partial image by performing transformation processing for the partial area of the omnidirectional image or hemispherical image, detect a first position of a line of sight of a user on the display surface, and generate a first partial image based on the first position and display the first partial image on the display surface in a case where the first position is located within a predetermined area for a predetermined duration.

Abstract: A near-eye optical display system that may be utilized in mixed reality applications and devices includes a see-through waveguide on which diffractive optical elements (DOEs) are disposed that are configured for in-coupling, exit pupil expansion, and out-coupling. The optical display system includes a conformal coating that is thickness modulated over different areas of the display to enable tuning of the optical parameters such as refractive index and reflectivity to meet various design requirements. The conformal coating may also be utilized to enhance physical characteristics of the optical display system to thereby improve reliability and resist wear and damage from handling and exposure to environmental elements.

Abstract: Disclosed is a display apparatus. The display apparatus includes a display region. The display region includes a shift linear-variation region and a shift non-linear-variation region. In the shift linear-variation region, shifts vary linearly with image heights of pixel units along the first direction. In the shift non-linear-variation region, shifts vary non-linearly with image heights of pixel units along the first direction. Further disclosed is a near-eye display device.

Abstract: One embodiment of the present invention provides a wearable mask with an uninterrupted external digital display, wherein a processor receives external inputs to change the mask or image that is displayed, external cameras that capture real-time images to be displayed via an internal view screen, where the processor receives inputs from the mask wearer that change the mask display in response to the wearer inputs, and with external speakers that respond to input from the wearer.

Abstract: A thin film type image slicer device comprises a main body prism, a flat optical element, and an optical film. A reflective cavity is formed between the optical film and a second surface of the flat optical element; the optical film has an oblique side at an angle ? with respect to a projection direction of a light beam reflection forward direction in the reflective cavity; the light beam repeatedly passes through the oblique side in the reflection forward direction; an image spot is sliced into a plurality of sliced images with the same width; and the plurality of sliced images are linearly arranged in an arrangement direction perpendicular to the slicing direction; and chief rays of the light beam corresponding to each sliced image are parallel to each other. An operating system includes a pre-optical system, the thin film type image slicer device and a subsequent optical system.

Abstract: Voice coil motor (VCM) actuators for rotating an optical path folding element (OPFE) over an extended scanning range relative to a scanning/rotation range needed for optical image stabilization (OIS).

Abstract: An autostereoscopic display apparatus includes an array of display pixels arranged in rows and columns; an array of elongated optical elements extending parallel to one another and overlying the display pixels, wherein the optical elements are slanted at an angle relative to the columns of display pixels; for any given display pixel, an optimized brightness is determined based on the distance between the pixel and the nearest end of a boundary separating adjacent images. By adjusting pixel brightness, the apparatus effectively reduces image crosstalk, thereby enhancing the clarity and quality of autostereoscopic displays.

Abstract: A grating regulating device includes: a first substrate, a conductive layer, a dielectric layer and a second substrate arranged in stack, the conductive layer includes a wiring layer, a first insulating layer and a first electrode layer arranged in stack, the wiring layer includes a plurality of driving lines, and the first electrode layer includes a plurality of sub-electrodes arranged in a first direction. The driving lines are for transmitting a driving signal to the sub-electrodes, and the sub-electrodes are for, by the effect of the driving signal, driving corresponding positions of the dielectric layer to be light-transmitting or opaque. The grating regulating device includes a grating region including a plurality of common-signal units, each of the common-signal units includes at least one grating unit, the grating unit includes a plurality of sub-electrodes, and the plurality of sub-electrodes located in the same grating unit are connected to different driving lines.

Abstract: Described herein are systems and/or methods for designing a system of contact lenses with interocular refractive disparity (i.e. anisometropia) for presbyopes. An example method may comprise a step of determining a plurality of lenses for inclusion in a system of contact lenses for treating presbyopes. Each of the plurality of lenses may be configured for an optical correction and may have a power profile associated therewith. The plurality of lenses may be grouped based on the optical correction. Each of the lenses in a particular group may have a different power profile. The example method may comprise a step of creating, based at least on the plurality of lenses and an add need, a fit guide. The fit guide may provide an interocular disparity of effective add. The interocular disparity of effective add may be determined by optimizing cyclopean performance across a range accommodative demands and light levels.

Abstract: Systems, devices, techniques and methods for concurrent use of head mounted displays with surgical loupes during surgical procedures are provided.

Abstract: A visual perception device is described. The visual perception device has corrective optics for viewing virtual and real-world content. An insert for the corrective optics is attached using a magnetic set, pins and/or a nose piece. Interchangeable nose pieces allow for height adjustments to accommodate different users. The visual perception device has pliable components to absorb forces exerted on a nose piece and a protective barrier for limiting electric shock or ingress of dirt.

Abstract: The present embodiment relates to a variable-phase device including a new device structure that can solve various problems. The variable-phase device includes M pixels (where M is an integer of 2 or more) arrayed one-dimensionally or two-dimensionally, the M pixels each emitting light or modulating light. The array pitch of the M pixels is less than the wavelength of incident light and is constant along a predetermined direction. Each of the M pixels includes N sub-pixels (where N is an integer of 2 or more) each having a structure allowing the phase of outgoing light to vary. With respect to each of the M pixels, N partial light beams outputted from the N sub-pixels are combined into light having a single phase in the far field.

Abstract: A display device including a display panel; a frame positioned behind the display panel; a substrate positioned between the display panel and the frame, and coupled to the frame; a plurality of light sources arranged in a matrix including aligned rows and columns of light sources on a front surface of the substrate; and a diode positioned on the front surface of the substrate to be offset from a corresponding column and a corresponding row of the light sources.

Abstract: An optical path control member according to an embodiment includes: a first substrate on which a first direction and a second direction are defined; a first electrode disposed on the first substrate; a second substrate disposed on the first substrate and defining the first direction and the second direction; a second electrode disposed under the second substrate; a light conversion part disposed between the first electrode and the second electrode; an adhesive layer disposed between the first electrode and the light conversion part, and a cutting region formed by removing the second substrate, the second electrode, and the light conversion part, wherein the cutting region includes a first cutting region and a second cutting region that extend in a length direction of the first direction and are disposed to face each other in the second direction, the first cutting region and the second cutting region include a first region in which the adhesive layer is formed and a second region formed by partially or entire

Abstract: A backlight module, and a display device and a driving method thereof, which relate to the technical field of displaying. The backlight module includes a substrate, and a plurality of light sources and a plurality of reflector cups arranged at one side of the substrate; each reflector cup includes a lower port, an upper port, a cup body connected between the lower port and the upper port, and a plurality of micro structures arranged on an inner wall surface of the cup body; the plurality of light sources are separately located at the lower ports of the different reflector cups; and light-emitting surfaces of the light sources face the upper ports; the micro structures have a plurality of reflecting surfaces: the reflecting surfaces are configured for reflecting light emitted by the light sources.

Abstract: A display substrate has a display area and an encapsulation area around the display area. The display substrate includes a substrate and a spacer layer. The spacer layer is located on a side of the substrate, and includes a plurality of first columnar spacers located in the encapsulation area and distributed at intervals around the display area, and bottom ends of the plurality of first columnar spacers are fixedly disposed on the substrate. Ends of the plurality of first columnar spacers proximate to the substrate are the bottom ends thereof, and ends of the plurality of first columnar spacers away from the substrate are top ends thereof.

Abstract: The present disclosure provides a display panel and a display apparatus.

Abstract: A pixel structure and a display panel are disclosed. The pixel structure includes a plurality of data lines, a plurality of scan lines, and a plurality of pixel rows. The scan line of a next stage of the pixel row where a first pixel unit is located is connected to the sub-pixel with the highest brightness under the same gray scale in the same first pixel unit. This can reduce a coupling capacitance received by the sub-pixel with the highest brightness in the same gray level, and further reduce a feeder voltage received by the sub-pixel with the highest brightness in the same gray level.

Abstract: An array substrate includes sub-pixels arranged in an array, scan lines, and data lines on a base substrate, with any one of the sub-pixels including a pixel electrode and a switch transistor; wherein the pixel electrode is connected to a drain electrode of the switch transistor, a gate electrode of the switch transistor is connected to one of the scan lines, a source electrode of the switch transistor is connected to one of the data lines; and an active layer of the switch transistor of the sub-pixel is located between the pixel electrode of the sub-pixel and the data line connected to the sub-pixel.

Abstract: To provide a novel material. In a field-effect transistor including a metal oxide, a channel formation region of the transistor includes a material having at least two different energy band widths. The material includes nano-size particles each with a size of greater than or equal to 0.5 nm and less than or equal to 10 nm. The nano-size particles are dispersed or distributed in a mosaic pattern.