Beijing Boe Optoelectronics Technology Co., Ltd.

Boe Technology Group Co., Ltd.

Beijing Boe Technology Development Co., Ltd.

Boe (hebei) Mobile Display Technology Co., Ltd.

Boe Technology Groupco., Ltd.

Beijing Boe Display Technology Co., Ltd.

Ruijun Dong

Chenru Wang

Hao Zhang

Lili Chen

Yali Liu

Ke Zhao Li

Yulong Wu

Haiwei Sun

Xuebing Zhang

Jiarong Bai

Na Han

Ke Li

Xue Dong

Dong Chen

Guangquan Wang

Jianjie Wu

Zhanshan Ma

Lu Yu

Haitao Huang

Junjie Ma

Zhihui Zeng

Xiaochuan Chen

Haisheng Wang

Yingming Liu

Shengji Yang

Wei Sun

Rui Li Xu

Weijie Zhao

Feng Qu

Bin Zhao

Minglei Chu

Ziqiang Guo

Wenhong Tian

Guixin Yan

Chen Meng

Xuerong Wang

Caizheng Zhang

Yuefeng Su

Junjie Miao

Wei Liu

Changfeng Li

Jian Qiao Sun

Qian Wang

Jing Li

Jinghua Miao

Fang Liu

Wenyu Li

Jiankang Sun

Tingting Zhao

Hongbo Feng

Wenchu Dong

Yinwei Chen

Zhiyu Sun

Jing Xue

Xinjian Liu

Hai Kang

Qingping Yin

Huijuan Chen

Yufan Du

Zhenhuan Tian

Rui Xu

Yeong Ho Jeon

Tengfei Chen

Provided is a near-eye display apparatus, comprising: a first display (), used for displaying a first image, entering a beam splitter () by means of a first imaging lens (); a second display (), used for displaying a second image, entering the beam splitter () by means of a second imaging lens (), the beam splitter () being used for transmitting the imaging light beam of the first imaging lens () and reflecting the imaging light beam of the second imaging lens (); a waveguide plate (), located on the light exit path of the beam splitter (), and used for receiving outgoing light from the beam splitter () and transmitting same; the waveguide plate () is internally provided with a light-taking component (), the light-taking component () being used for reflecting the imaging light beam transmitted in the waveguide plate () toward a position where a human eye is located. The image distances of the first imaging lens () and the second imaging lens () are different, thus it is possible to display the first image and the second image on two image planes, and, by means of adjusting the human eye, when observing an image of an image plane the image of the other image plane is blurry, which is consistent with a sensation of viewing an actual scene, thus eliminating vergence-accommodation conflict.

Near-eye display apparatus

An optical displaying system includes a display screen; a first light splitting unit, wherein a light ray emitted by the display screen is converted into a first-type polarized light or a second-type polarized light after passing through the first light splitting unit; an imaging unit, wherein a light ray exiting from the first light splitting unit forms an enlarged image corresponding to a first focal length after passing through the imaging unit; a second light splitting unit; a first optical-path unit, wherein the first-type polarized light transmitted from the second light splitting unit forms an enlarged image corresponding to a second focal length, and is converted into the second-type polarized light, after passing through the first optical-path unit; and a second optical-path unit, wherein the second-type polarized light reflected from the second light splitting unit is converted into the first-type polarized light after passing through the second optical-path unit.

Optical displaying system, displaying device and method for controlling optical displaying system

An optical system has an optical axis, and includes a positive focal power lens, a negative focal power lens and a display. The positive focal power lens includes a first convex surface away from the display and a second convex surface proximate to the display. The negative focal power lens includes a third convex surface away from the display and a fourth concave surface proximate to the display. For a refractive index of the positive focal power lens and a refractive index of the negative focal power lens, one is greater than another, and a greater refractive index is a first refractive index, a smaller refractive index is a second refractive index, the first refractive index is greater than 1.7, the second refractive index is greater than 1.5, and a ratio of the first refractive index to the second refractive index is less than or equal to 2.

Optical system and VR display device

A near-eye display device, including: a display screen () used for image display; an imaging lens () located at a light emission side of the display screen () and used for imaging a displayed image of the display screen (); a flat plate () located on the side of the imaging lens () facing away from the display screen () and obliquely arranged relative to the optical axis of the imaging lens (); a phase retardation layer () located on the side of the flat plate () facing the imaging lens (); a polarization beam-splitting layer () located between the phase retardation layer () and the flat plate (); a polarizing layer () located between the polarization splitting layer () and the flat plate (); and a curved mirror ().

Near-eye display device

A head-up display system and a display apparatus are provided in this disclosure, which relates to a technical field of displaying. The head-up display system includes a display unit; a light splitting unit provided on a light emitting side of the display unit and configured to transmit a first linearly polarized light and block a second linearly polarized light, light emitted by the display unit being converted into the first linearly polarized light after passing through the light splitting unit; a light-transmitting substrate; a first imaging unit provided on an optical path from the light splitting unit to the light-transmitting substrate and configured to be able to transmit and reflect the first linearly polarized light; and a second imaging unit provided on a side of the light-transmitting substrate away from the first imaging unit, and configured to reflect the first linearly polarized light transmitted through the light-transmitting substrate.

Head-up display system, display apparatus and driving apparatus

A head up display system, including: a display screen used for displaying an image; an imaging lens arranged on a light exit side of the display screen and used for imaging an image displayed on the display screen; and a curved reflecting mirror arranged on the side of the imaging lens facing away from the display screen and used for receiving imaging light of the imaging lens and reflecting said light to the position where human eyes are located. Relative positions of the display screen and the imaging lens are fixed, and the imaging lens and the curved reflecting mirror adopt a separate structure.

Head up display system

Provided are a device and a method for eliminating a stray light of a Fresnel lens and an optical apparatus. The device for eliminating a stray light of a Fresnel lens includes: at least one Fresnel lens body, wherein each Fresnel lens body has a flat surface and a concave-convex surface that are arranged oppositely, the concave-convex surface is provided with a plurality of optical parts, and each of the optical parts is provided with an optically working surface and an optically invalid surface; and at least one electro-barrier provided with a plurality of pixels arranged in an array, wherein the plurality of pixels are controllable to be turned on or off by an electrical signal to form a blocking region, and the blocking region is configured to block the optically invalid surface.

Device and method for eliminating stray light of Fresnel lens, and optical apparatus

Disclosed is a near eye display apparatus, comprising a display screen and an imaging system. The imaging system comprises a biconvex lens, a transflective plane mirror and a transflective curved mirror. The biconvex lens is configured to magnify a display image of the display screen; the transflective plane mirror is configured to receive imaging light from the biconvex lens and reflect same to the transflective curved mirror; and the transflective curved mirror is configured to converge the imaging light and reflect same to the position(s) where human eyes are located.

Near eye display apparatus

An optical display system, a control method, and a display device, relates to the field of display technology. The optical display system comprises a display screen a first light splitting unit disposed at a display side of the display screen; a first imaging unit comprising a light splitting film disposed at a light-incident surface of the first imaging unit; a second light splitting unit disposed at a light emission side of the first imaging unit; a phase modulation unit disposed at least in a light path from the first imaging unit to the second light splitting unit; wherein, the first-type polarized light transmitted from the first light splitting unit is transmitted from a light emission side of the second light splitting unit, after being turned back multiple times between the first imaging unit and the second light splitting unit.

Optical display system, control method and display device

An optical system, a display apparatus, and smart glasses are provided. The optical system includes a transflective element, a reflective element and a plurality of microstructures. The transflective element is configured to reflect collimated incident light to the reflective element. The reflective element is configured to reflect the collimated incident light back to a light incident surface of the transflective element, so as to adjust an angle at which the collimated incident light exits. The transflective element is further configured to transmit the reflected-back collimated incident light to a target region. The plurality of microstructures are configured to adjust angles at which ambient stray light incident on surfaces thereof exits, and to scatter the ambient stray light out of the target region.

Optical system, display apparatus, and smart glasses

Provided are an optical waveguide structure, an Augmented Reality (AR) device, and a method for obtaining an emergent light efficiency of an optical waveguide structure, which relates to the technical field of display. The optical waveguide structure includes: an optical waveguide body, a coupling-in grating disposed at the optical waveguide body, and a plurality of coupling-out gratings distributed and arranged. The coupling-in grating is configured to couple image light into the optical waveguide body. The optical waveguide body is configured to generate a total internal reflection of the image light to the coupling-out gratings. Diffraction efficiencies of each of the coupling-out gratings are different, and each of the coupling-out gratings is configured to couple the image light out of the optical waveguide body at the same brightness.

Optical waveguide structure, AR device, and method for obtaining emergent light efficiency of optical waveguide structure

An AR optical system includes a depth-of-field separation structure corresponding to an image source, configured to convert light rays emitted from the image source into a plurality of light beams with different depths of field; a convergent lens located on an emergent light path of the depth-of-field separation structure, and configured to receive and shape the plurality of light beams with different depths of field; a first semi-transmitting semi-reflecting mirror located on a side, away from the depth-of-field separation structure, of the convergent lens, and configured to reflect the plurality of shaped light beams with different depths of field towards a set direction; a concave mirror having a preset transmission-reflection ratio configured to reflect and converge the plurality of light beams with different depths of field and then make the light beam incident to a set observation position after passing through the first semi-transmitting semi-reflecting mirror.

AR optical system and AR display device

A near-eye display apparatus is disclosed. The near-eye display apparatus includes a lens and an optical path folding assembly. The lens is configured to receive incident light of a first image, which is projected by a micro-display, and shape the first image; the lens includes a primary optical axis and a first lens face and a second lens face which are opposed in a first direction where the primary optical axis of the lens is positioned, a curvature radius of the first lens face is within a range of 70 to 100 millimeters, and a curvature radius of the second lens face is within a range of 10 to 30 millimeters; and the optical path folding assembly is configured to receive light of the first image shaped by the lens and fold an optical path from the lens to an exit pupil of the near-eye display apparatus.

Optical device and near-eye display apparatus

A display device includes: an optical waveguide comprising an optical waveguide body and a light outputting section disposed on the optical waveguide body; M lens assemblies disposed adjacent to an end of the optical waveguide body, wherein at least two lens assemblies of the M lens assemblies have different focal lengths, and M is a natural number greater than one; and M display screens corresponding to the M lens assemblies in one-to-one correspondence, each of the M display screens configured to emit light with image information through a corresponding lens assembly to the optical waveguide body for transmission; wherein the light outputting section is configured to output the light from the M display screens out of the optical waveguide body for imaging, the light from the M display screens form M images, respectively, and at least two images of the M images have different image distances.

Display device

A display system based on a four-dimensional light field, and a display method therefor. The display system includes: a light source module (), a display panel (), and a light conduction component (), wherein the light source module () includes a plurality of light sources arranged in an array; and the display panel () is a reflective liquid crystal display panel, and the display panel () includes a plurality of pixel units arranged in an array. Light emitted by the light sources in the light source module () irradiates the pixel units in the display panel (); and the pixel units in the display panel () transmit the received light to a target position by means of the light conduction component ().

Display system based on four-dimensional light field, and display method therefor

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Beijing, China

Ruijun Dong