Beijing Boe Optoelectronics Technology Co., Ltd.

Boe Technology Group Co., Ltd.

Boe Technology Groupco., Ltd.

Xuebing Zhang

Hao Zhang

Yali Liu

Lili Chen

Chenru Wang

Ruijun Dong

Ke Zhao Li

Dong Chen

Minglei Chu

Yinwei Chen

Haiwei Sun

Wenyu Li

Xi Li

Bin Zhao

Ziqiang Guo

Jiankang Sun

Zhanshan Ma

Guixin Yan

Yuanjie Lu

Ke Li

Zhiyu Sun

Xinjian Liu

Junjie Miao

A method and apparatus for optimizing a lens of a virtual reality device and a computer readable storage medium. The method for optimizing a lens of a virtual reality device includes setting an optimization objective and optimization variables for imaging with a lens; and performing optimization processing on the imaging of an object point through the lens by the optimization variables, and obtaining a lens parameter value by which the imaging result is in accordance with the optimization objective, an image surface of the imaging of the object point through the lens being an image surface on which the astigmatism is less than a preset threshold.

Method and apparatus for optimizing a lens of a virtual reality device, and computer readable storage medium

The present disclosure relates to the field of augmented reality technology, and provides a display device that includes a display configured to display an image and a movement controller configured to control a movement state of the display device according to displacement instruction information such that the display and a target object conform to a mutual position relationship.

Augmented reality system comprising an aircraft and control method therefor

An optical waveguide element and control method thereof, a backlight module and a display device. The optical waveguide element includes a cavity, a light incident surface and a light emergent surface, light entering the cavity from the light incident surface is configured to propagate and be totally reflected in the cavity; and a reflector array, located in the cavity and configured to be controllable to cause at least a part of the light incident on the reflector array to be reflected out of the light emergent surface or to continue being totally reflected at the light emergent surface.

Optical waveguide element and control method thereof, backlight module and display device

A three-dimensional reconstruction system includes an infrared light source array including a plurality of infrared sub-light sources, and each of the infrared sub-light sources emitting an infrared light, and different infrared sub-light sources being coherent light sources, an infrared detector configured to receive an infrared light reflected from a target object, the reflected infrared light being a reflected light of an interference beam emitted by the coherent light source, a calculation circuit, configured to calculate a reference distance between a reflection point on the target object and the infrared sub-light source according to the reflected infrared light and the infrared light emitted by the infrared sub-light source, and a three-dimensional reconstruction circuit, configured to perform reconstruction of a three-dimensional image on the target object according to the plurality of reference distances.

Three-dimensional reconstruction system and method, mobile device, eye protection method, AR device

A display device and a display method thereof, and a display equipment are disclosed. The display device includes a display panel and a light transmittance adjusting layer, the display panel includes a plurality of pixel regions, the light transmittance adjusting layer is stacked with the display panel, and the light transmittance adjusting layer is configured to adjust display brightness of the plurality of pixel regions.

Display device and display method thereof, display equipment

The present disclosure relates to augmented reality glasses, including: a transparent display device for displaying an image; a polarizing element configured to convert external light incident to the transparent display device into polarized light in the first direction of the external light, which polarized light transmits through the transparent display device; a light-splitting element configured to transmit polarized light in the first direction of light for displaying the image and polarized light in the first direction of the external light, and reflect polarized light in the second direction of the light for displaying the image; and a light-reflecting structure configured to receive the polarized light in the second direction reflected by the light-splitting element and totally reflect it into a viewing angle range of eyes of a user wearing the augmented reality glasses. The glasses will not block the line of sight on the side of the user.

Augmented reality glasses

A VR lens structure and a display device are provided. The VR lens structure includes a first lens and a second lens disposed opposite to each other. The first lens is provided with a first side surface and a second side surface which are disposed opposite to each other, and at least one of the first side surface and the second side surface is an aspheric surface. The second lens is a Fresnel lens, a smooth surface of the second lens is disposed proximal to the second side surface, and a Fresnel surface of the second lens is disposed farther away from the second side surface than the smooth surface.

VR lens structure and display device

The present disclosure provides an optical lens, glasses and a display device. The optical lens includes: a first surface, a second surface, a first lens portion and a second lens portion. The optical lens is a convex lens. The first surface and the second surface are at two side surfaces of the optical lens. The first surface is a convex aspheric surface, and the second surface is a Fresnel surface with a recessed curved base. The first lens portion and the second lens portion are adjacent each other and connected in a direction perpendicular to a main optical axis of the optical lens. A first focal point of the first lens portion and a second focal point of the second lens portion are on the main optical axis, and a focal length of the second lens portion is greater than a focal length of the first lens portion.

Optical lens, glasses and display device

Embodiments of the disclosure relate to an eye tracking device and a virtual reality imaging apparatus. The eye tracking device includes an electromagnetic radiation source configured to emit electromagnetic radiation toward an eye, a lens having a first side surface facing the eye and a second side surface opposite the first side surface, a first reflective film on the first side surface of the lens for reflecting the electromagnetic radiation, a second reflective film on the second side surface of the lens for reflecting the electromagnetic radiation, and an imaging means configured to receive the electromagnetic radiation from the eye, wherein the first reflective film and the second reflective film are positioned to direct the electromagnetic radiation from the eye to the imaging means.

Eye tracking device and virtual reality imaging apparatus

An eye tracking device and an eye tracking method applied to video glasses, and video glasses are provided. The eye tracking device includes a light source component, a reflection component, an image sensor component and a main control component. The light source component is configured to emit invisible light to an eyeball, the reflection component is configured to reflect the invisible light reflected by the eyeball, the image sensor component is configured to generate an image of the eyeball based on the invisible light reflected by the reflection component, and the main control component is coupled to the image sensor component and is configured to acquire a gaze direction based on the image of the eyeball.

Eye tracking device and eye tracking method applied to video glasses and video glasses

A display apparatus includes a display panel configured to output light for displaying a mixed image including a first image and a second image, and a filter device disposed at a light exit side of the display panel and including a first filter lens and a second filter lens, orthographic projections of the first and second filter lenses on a light-emitting surface of the display panel do not overlap, and wavelength ranges of light that the first filter lens allows to transmit do not overlap with wavelength ranges of light that the second filter lens allows to transmit. Wavelength ranges of light for displaying the first image are within the wavelength ranges of the light that the first filter lens allows to transmit, and wavelength ranges of light for displaying the second image are within the wavelength ranges of the light that the second filter lens allows to transmit.

Display apparatus and display method

A light guiding component is provided in an eyeball tracking module which includes a first substrate and a second substrate disposed opposite to each other, a first electrode disposed on the first substrate, a second electrode disposed on the second substrate, and at least one liquid crystal structure disposed between the first electrode and the second electrode. The liquid crystal structure includes liquid crystal molecules. The first electrode and the second electrode are configured to control a deflection direction of the liquid crystal molecules with an applied voltage, such that a light ray incident to the light guiding component, which meets a threshold condition, is emitted along a predetermined direction.

Light guiding component and manufacturing method thereof, eyeball tracking module and method, video eyeglass

A lens, an optical display device including the lens, and a method for manufacturing the lens. The lens includes at least two lens portions; which have different focal lengths. When human eyes view a real scene image through the at least two lens portions separately, the real scene image is imaged at different image distances. The lens includes different lens portions having different focal lens, and thus can be a multi-focus lens. When the lens is used for an optical display device, the human eyes will see virtual image planes at different distances when viewing a display picture through the different lens portions due to the different focal lengths of the different lens portions. Visual fatigue can be reduced, and also scene images at difference distances can be appropriated, so that the three-dimensional feeling is improved.

Lens, optical display device and manufacturing method for lens

A display device includes a transparent display screen, and a first lens group that converges light. The transparent display screen intersects a main optical axis of the first lens group, a distance between the transparent display screen and the first lens group along the main optical axis of the first lens group is less than a focal length of the first lens group, such that, both a display image on the transparent display screen and an environmental image through the transparent display screen and the first lens group or through the first lens group can be observed at an observation position that is located on the main optical axis of the first lens group. Both the observation position and the first lens group are located at a same side of the transparent display screen, and the observation position is farther from the transparent display screen than the first lens group.

Display device and wearable equipment

The present disclosure provides an optical imaging structure and virtual reality spectacles. In one embodiment, an optical imaging structure includes: an eyeglass component; and at least one light guide wall distributed along an edge of the eyeglass component, wherein, two opposite end faces of the at least one light guide wall are respectively a light incoming face and a light outgoing face; wherein, an inner rim of the light outgoing face joins the edge of the eyeglass component and extends in an optical axis direction of the eyeglass component, and, the light outgoing face is gradually distanced from the eyeglass component from the inner rim to an outer rim of the light outgoing face; and wherein, the at least one light guide wall includes a first light guide wall and a second light guide wall respectively disposed at left and right sides of the eyeglass component.

Growing community of inventors

Beijing, China

Xuebing Zhang