A grating is provided. The grating includes a first substrate and a second substrate opposite the first substrate, a plurality of first transparent electrodes arranged at equal intervals along a surface of the first substrate and between the first substrate and the second substrate, and a plurality of second transparent electrodes each arranged along a surface of the second substrate and opposite to a respective one of the plurality of first transparent electrodes, and a liquid crystal mixture layer arranged between each pair of the first transparent electrodes and respective second transparent electrodes, wherein a liquid crystal mixture in the liquid crystal mixture layer is switchable between a smectic phase and a cholesteric phase such that the liquid crystal mixture is transparent in the smectic phase and black in the cholesteric phase.

A three-dimensional display apparatus comprises a display panel (display element) and a parallax barrier (optical element). The display panel displays a left-eye image and a right-eye image respectively in first subpixels and second subpixels. The parallax barrier transmits at least part of the left-eye image toward the left eye, and at least part of the right-eye image toward the right eye. A first certain number of the first subpixels and of the second subpixels are each successively arranged in each column. A region in which the first subpixels are arranged and a region in which the second subpixels are arranged are displaced from each other by a second certain number between two adjacent columns. The first certain number is greater than the second certain number and is not a multiple of the second certain number.

A three-dimensional display apparatus comprises a display panel (display element) and a parallax barrier (optical element). The display panel displays a left-eye image and a right-eye image respectively in first subpixels and second subpixels. The parallax barrier transmits at least part of the left-eye image toward the left eye, and at least part of the right-eye image toward the right eye. A first certain number of the first subpixels and of the second subpixels are each successively arranged in each column. A region in which the first subpixels are arranged and a region in which the second subpixels are arranged are displaced from each other by a second certain number between two adjacent columns. The first certain number is greater than the second certain number and is not a multiple of the second certain number.

A touch naked-eye 3D grating and a display device are disclosed. The naked-eye 3D grating includes a touch electrode structure between the upper substrate and the plate electrode, and the touch electrode structure includes a plurality of first touch sense lines and a plurality of second touch sense lines arranged to intersect with and insulated from each other, and includes touch electrodes located within the areas defined by adjacent two first touch sense lines and adjacent two second touch sense lines; each touch electrode creates a capacitor with the plate electrode so as to achieve the touch function by way of detecting the signal changes over the first touch sense line and the second touch sense line connected with the touch electrode. The display device includes the aforesaid touch naked-eye 3D grating. This touch naked-eye 3D grating simplifies the assembly configuration as well as its production process, thus reducing overall cost for manufacturing the assembly.

The liquid crystal grating of the present disclosure may include a plurality of grating element groups for forming dark fringes and transparent fringes. The dark fringe of each grating element group may be arranged adjacent to a transparent fringe of a neighboring grating element group. Each grating element group may include a plurality of first grating elements and at least one second grating element arranged parallel to each other. At least one of the first grating elements is transparent so as to form the transparent fringe of the grating element group, and different first grating elements are enabled to be transparent so as to change positions of the transparent fringes. The second grating element is opaque, the first grating elements and the second grating element that are opaque may be used to form the dark fringes of the grating element group, and the second grating element may have a width greater than that of each of the first grating elements.

There are disclosed a liquid crystal panel and method for the manufacture thereof, and a 3D display apparatus, for enabling left-eye and right-eye images to be separated directly by means of a liquid crystal cell and the manufacturing process of a naked-eye 3D mode liquid crystal cell to be simplified. The liquid crystal panel comprises an upper substrate, a lower substrate and a liquid crystal cell formed of liquid crystal molecules located between the upper and lower substrates. The liquid crystal cell comprises a display layer and a grating layer, the grating layer being arranged in proximity to the upper substrate, the grating layer comprising a light shielding region and a light transmitting region, the light shielding region comprising light shielding liquid crystal molecules, the light transmitting region comprising light transmitting liquid crystal molecules, the light shielding region and the light transmitting region being arranged alternately. The present disclosure provides a liquid crystal panel that is capable of separating left-eye and right-eye images directly by means of a liquid crystal cell and simplifying the manufacturing process of a naked-eye 3D mode liquid crystal cell.

A configuration of a stereoscopic display device that is capable of maintaining crosstalk at a low level even when a viewer moves is provided. A stereoscopic display device (1) includes: a display panel (10) for displaying an image; a switch liquid crystal panel (20) that is arranged so as to be stacked on the display panel (10); a position sensor for acquiring position information of a viewer; and a control unit for moving a parallax barrier in which transmitting regions and non-transmitting regions are formed in periodic fashion in a predetermined alignment direction, in such a manner that the parallax barrier is moved in the predetermined alignment direction in accordance with the position information, and causing the switch liquid crystal panel (20) to display the parallax barrier. The switch liquid crystal panel (20) includes: a liquid crystal layer (23) in which refractive index anisotropy Δn of liquid crystal molecules is 0.14 or less; a first substrate (21) and a second substrate (22) that face each other with the liquid crystal layer (23) being interposed therebetween; and an electrode group including a plurality of electrodes that are formed on at least one of the first substrate (21) and the second substrate (22) and are arranged in the alignment direction.

A display device according to one aspect of the present invention includes: a display unit that displays an image including a plurality of viewpoint images; and a separator that includes a plurality of first electrodes that form, at a first pitch, a plurality of first unit separators that separate the plurality of viewpoint images, a plurality of second electrodes that form a plurality of second unit separators at a second pitch which is different from the first pitch, and a liquid crystal layer. The plurality of first electrodes and the plurality of second electrodes are opposed to each other with the liquid crystal layer interposed therebetween.

A display device capable of displaying both a 3D image and a 2D image is provided. The display device includes a plurality of optical filter regions where light-blocking panels for producing binocular disparity are arranged in matrix. The light-blocking panel can select whether to transmit light emitted from a display panel in each of the plurality of optical filter regions. Thus, in the display device, some regions where binocular disparity is produced can be provided. Consequently, the display device can display both a 3D image and a 2D image.

A display device including: an image display section in which unit pixels each composed of a plurality of sub-pixels corresponding to a plurality of colors are arranged; and an optical element having a window section allocating light emitted from the image display section in units of the sub-pixels to a plurality of viewpoints, wherein a color arrangement of the sub-pixels of the image display section or an arrangement of the window section of the optical element is set such that, when the image display section is viewed from each of the plurality of viewpoints, in an arrangement of colors of light allocated by the window section of the optical element, a same color is not arranged linearly in a predetermined number of sub-pixels or more in succession in any of a row direction, a column direction, and an oblique direction.