366 results about "Right lens" patented technology

Eyeglasses include a left lens, a right lens and an IMU sensor and a GPS unit. A camera and a memory are coupled to the eyeglasses. A processor is connected to the IMU, the GPS unit and the at least one camera and is adapted to recognize objects by analyzing image data based on the stored object data and inertial measurement data or location data. The processor is also adapted to determine a desirable event based on the object, previously determined user data, and a time. The processor is also adapted to determine a destination based on the determined desirable event and determine a navigation path for navigating the eyeglasses to the destination based on the determined destination, image data, and inertial measurement data or location data. The processor is also adapted to determine output data based on the determined navigation path. A speaker is also provided.

The invention discloses a multiple-fisheye-camera binocular calibration device and method, and belongs to the technical field of camera calibration. The multiple-fisheye-camera binocular calibration method includes the steps that images of calibration boards at different positions in a calibration target are collected at the same time through two left-and-right-adjacent fisheye cameras of a panorama camera shooting module; an equidistant projection distortion model is selected; inner parameters of two lenses and outer parameters of all view fields are calculated according to the two collected left-and-right-adjacent fisheye lens images and an imaging model respectively; the position relationship between two adjacent camera lenses is calculated according to the position relationship between the two calibration boards on the calibration target and the obtained outer parameters of the two adjacent lenses; inner parameters and outer parameters of a binocular lens are optimized, and therefore optimal inner parameters and outer parameters of a left lens body, optimal inner parameters and outer parameters of a right lens body and the rotating relationship and the translation relationship between the left lens body and the right lens body are obtained. According to the multiple-fisheye-camera binocular calibration method, the calibration-board images with small distortion and the moderate size are collected, it is guaranteed that enough feature points can be found, and the calibration accuracy of a binocular camera is greatly increased.

A method for providing 3D video images to a user includes while a right lens of 3D glasses is opaque, transferring a first left image to a display during a first frame, while a left lens of 3D glasses is opaque, and transferring the first left image to the display during a second frame time, while the left lens of the 3D glasses is not opaque, wherein the first frame and the second frame are adjacent, and while the left lens of the 3D glasses is opaque, transferring a first right image to the display during a third frame, while the right lens of the 3D glasses is opaque, and transferring the first right image to the display during a fourth frame, while the right lens of the 3D glasses is not opaque, wherein the third frame and the fourth frame are adjacent.

The invention provides a novel head-mounted display capable of perfectly adapting to the use of users in different vision situations and different pupil distances and accordingly improving the versatility. The head-mounted display comprises a body frame, a display panel, a left lens barrel provided with a lens and a right lens barrel provided with a lens. The body frame comprises an X-axis bracket and Y-axis bracket. The lens barrels slide in the X-axis direction and are arranged on the X-axis bracket. The head-mounted display further comprises an X-axis adjustment assembly and a Y-axis adjustment assembly. The X-axis adjustment assembly is operated to enable the two lens barrels to slide in the X-axis direction on the X-axis bracket to further adjust the center-to-center spacing between the two lenses, the Y-axis adjustment assembly is operated to enable the X-axis bracket to slide opposite to the Y-axis bracket in the Y-axis direction to further adjust the fore-and-aft spacing between the two lenses and the display panel, so that a user can easily adjust the positions of the lenses according to the pupil distance and the vision situation of the user. Therefore, the versatility of the head-mounted display is improved, and accordingly the market competitiveness of the head-mounted display is enhanced.

A three-dimensional stereo display, and a system and method are provided for controlling the three-dimensional stereo display. The three-dimensional stereo display includes backlight, a first polarizer, a first liquid crystal panel, a second polarizer and a second liquid crystal panel which are sequentially arranged on the backlight source. The second liquid crystal panel switches the polarizing angle of the light travelling through and exiting from said second liquid crystal panel between a horizontal and vertical polarization. Due to the polarization direction of light could be changed by the liquid crystal panel, and makes the light for the left-eye image and the right-eye image are mutual perpendicular. The polarization direction of the light for the left-eye image is the same as that of the left lens, and the polarization direction of the light for the right-eye image is the same as that of the right lens. So the light belongs to the left-eye image or the right-eye image can pass through the left lens or the right lens respectively, then a stereo image will emerge in people's brain due to the effect of “fusion activity”. Further, there is no need to close the polarized spectacles, the displaying efficiency is improved compared with the “Active Stereo”.

An electrically-driven liquid crystal lens, which can reduce crosstalk caused at the center of an electrode, and a display device using the same are disclosed. The electrically-driven liquid crystal lens includes first and second substrates arranged opposite each other and defined, respectively, with a plurality of lens regions corresponding to each other, first electrodes formed on the first substrate between centers of the respective neighboring left and right lens regions on the first substrate, a black matrix layer formed on the first substrate to correspond to edges of the respective lens regions, the black matrix layer having a first width, second electrodes formed on the first substrate to correspond to the edges of the respective lens regions, the second electrodes having a second width smaller than the first width, a third electrode formed throughout the second substrate, and a liquid crystal layer interposed between the first substrate and the second substrate.

Head-mounted display (HMD) provides a virtual reality to a user that controls the HMD with a keyboard. The HMD has a housing with a left lens and a right lens, a smartphone that includes a display, a camera that captures video signals of the keyboard, and a processer. The display simultaneously displays the virtual reality and the keyboard through which instructions are sent from the user to the HMD.

A virtual-reality or augmented-reality viewer (1) for a mobile electronic device (2), the viewer (1) including a central body (3), a left lens (4) and a right lens (4) arranged in the central body (3), a left side body (5) connected to the central body (3), a right side body (5) connected to the central body (3), and a tension mechanism (6) which biases the left and right side bodies (5) towards each other. In a first viewer state, a left portion of the central body (3) is accommodated in the left side body (5) and a right portion of the central body (3) is accommodated in the right side body (5). In a second viewer state, the left portion of the central body (3) is not accommodated in the left side body (5) and the right portion of the central body (3) is not accommodated in the right side body (5), so that the left and right lenses (4) are not covered by the left or right side body (5).

The present invention provides an adjustable eyeglass frame comprising left and right lens frame units independent from each other and a temple unit. The left and right lens frame units further comprise insertion holes and insertion pieces configured to slide over each other for positioning and such that the relative distance between the left and right lens frame units is adjustable according to the facial width of the user. The other sides of the left and light frame units further include pivotally attached temple brackets with sliding slots. The temple unit comprises two extension rods slidable along the sliding slots of the temple brackets. Positioning can also be achieved as the positioning piece of the extension rod engages with a positioning notch of the riding slot at the inner wall of the sliding slot and such that the temple length is adjustable according to the head size of the user.

The invention provides an adjustable head-mounted displayer. The adjustable head-mounted displayer is simple and compact in structure and capable of well adapting to consumers with hyperopia or myopia, and the universality is improved. The adjustable head-mounted displayer comprises a main frame, a display screen, a left lens frame and a right lens frame, wherein the left lens frame is internally provided with a left lens tube with a left lens; the right lens frame is internally provided with a right lens tube with a right lens; the left lens frame and the left lens tube are provided with spiral track mechanisms respectively, and the spiral track mechanisms are matched with each other; the right lens frame and the right lens tube are provided with spiral track mechanisms respectively, and the spiral track mechanisms are matched with each other; the main frame is further provided with a left adjusting component and a right adjusting component. According to the adjustable head-mounted displayer, stepless adjustment of the distance between the focus point of the left lens on the Z-axis and the corresponding eyeball of a user and the distance between the focus point of the right lens on the Z-axis and the corresponding eyeball of the user can be achieved, and stepless adjustment of the distance between the focus point of the left lens and the display screen and the distance between the focus point of the right lens and the display screen can be achieved, so the adjustable head-mounted displayer can be well applicable to the consumers with hyperopia or myopia, and the universality is improved.

Eyeglasses include a left lens, a right lens and an IMU sensor and a GPS unit. A camera and a memory are coupled to the eyeglasses. A processor is connected to the IMU, the GPS unit and the at least one camera and is adapted to recognize objects by analyzing image data based on the stored object data and inertial measurement data or location data. The processor is also adapted to determine a desirable event based on the object, previously determined user data, and a time. The processor is also adapted to determine a destination based on the determined desirable event and determine a navigation path for navigating the eyeglasses to the destination based on the determined destination, image data, and inertial measurement data or location data. The processor is also adapted to determine output data based on the determined navigation path. A speaker is also provided.

The invention discloses a head-mounted display apparatus. The head-mounted display comprises a headband module and a head-mounted display module, wherein the head-mounted display comprises an optical module, the headband comprises a connecting structure connected with the head-mounted display housing so as to adjust the wearing angle of the head-mounted display module; The optical module comprises a module housing, a left lens barrel mechanism, a right lens barrel mechanism, a left sight distance adjusting mechanism and a left pupillary distance adjusting mechanism for adjusting the sight distance and pupillary distance of the left lens barrel mechanism, a right sight distance adjusting mechanism and a right pupillary distance adjusting mechanism for adjusting the sight distance and pupillary distance of the right lens barrel mechanism. The head-mounted display can separately adjust the sight distance and pupillary distance of the left and right lens barrel mechanism, as well as the wearing angle.

The invention discloses an observer tracking system and a three-dimensional stereo display system for three-dimensional stereo display. The observer tracking system comprises shutter glasses, an image capture device and an image processing device, wherein the shutter glasses comprise a left lens and a right lens; the left lens and the right lens are alternately opened and closed; the image capture device comprises a camera; the camera acquires a first image and a second image of the shutter glasses respectively at continuous two moments; the continuous two moments comprise a first moment at which the left lens is opened and the right lens is closed and a second moment at which the right lens is opened and the left lens is closed; and the image processing device calculates to acquire imagepositions of the left lens and the right lens according to the first image and the second image, calculates to acquire three-dimensional space positions of the left lens and the second lens, and further calculates to acquire the three-dimensional space positions of eyes according to the three-dimensional position relation of the eyes relative to the shutter glasses. Thus, the observer tracking system can automatically track the three dimensional space positions of the eyes in real time and solves the problems of distortion and deformation of image observation.

The invention relates to a medical three-dimensional venous vessel augmented reality device and method. The device comprises a glasses body, a light source module, an optical imaging module, a micro-processing module and two sets of display modules. The glasses body comprises a glasses frame and lenses mounted in the glasses frame. The light source module is mounted on the glasses frame and used for alternately giving out red light, green light and blue light so as to irradiate a target area. The optical imaging module is mounted on the glasses frame of the glasses body and used for collecting images including venous vessels in the target area under different light source radiation conditions. The micro-processing module is used for controlling the light source module to give out light alternately, receiving the images which include the venous vessels under different light source radiation conditions and are collected by the optical imaging module, conducting fusion enhancement processing on the images and carrying out reestablishment according to the images after fusion enhancement processing so as to obtain three-dimensional depth images. The two sets of display modules are mounted on the left lens and the right lens respectively and used for displaying the three-dimensional depth images after reestablishment. The medical three-dimensional venous vessel augmented reality device is convenient for doctor to wear and flexible to operate.

The invention relates to a stereoscopic auto convergence tracking method and system, comprising a central lens (101) arranged on a permanent seat (104), a left lens (102) and a right lens (103) respectively arranged on a left holder (105) and a right holder (106) at the two sides of the permanent seat (104) and a main controller (115); wherein the main controller is used for receiving convergence target (114) images respectively captured by the central lens (101), the left lens (102) and the right lens (103); the images captured by the central lens (101) and the left lens (102) or the images captured by the central lens (101) and the right lens (103) are compared, and the left holder (105) and / or the left lens (102) or the right holder (106) and / or the right lens (103) are / is respectively driven. By adopting the system and method of the invention, shooting operation can be carried out like common digital camera, stereoscopic imaging effect is more natural, and complex post calibration treatment is left out.

Provided are a 3D intelligent device and a method for collecting, transmitting and displaying 3D images based on the 3D intelligent device. The 3D intelligent device comprises a spectacle frame and lenses, and further comprises a collecting device, a background light detecting device, a display device and a mode controlling device. The collecting device is used for collecting two-dimensional images from a left visual angle and a right visual angle simultaneously through double cameras arranged on the left lens and the right lens, and combining the collected two-dimensional images into three-dimensional images. The background light detecting device is used for detecting the background brightness in front of the eyes. The display device is used for analyzing the three-dimensional images into the two-dimensional images of the left eye and the two-dimensional images of the right eye to show to a user, and is used for adjusting display brightness according to the background brightness. The mode controlling device is used for detecting whether the user is in a moving state or a rest state, and switching the 3D intelligent device into the corresponding moving mode or the corresponding direct view mode according to the detecting result. Through the 3D intelligent device and the method thereof, the user can collect, transmit and display the 3D images conveniently.

The embodiment of the invention discloses mirror image stereo videography equipment and a method thereof, belonging to the field of image processing. The method comprises the steps as follows: an incoming ray enters from a first left lens into an image acquisition device after being reflected by a left reflecting mirror and a left triple prism; the incoming ray enters from a second left lens into the image acquisition device through the left triple prism; at the same time, the incoming ray enters from a first right lens into the image acquisition device after being reflected by a right reflecting mirror and a right triple prism; the image acquisition device carries out processing on the collected incoming ray to obtain the distance of the three-dimensional space. The equipment comprises: a second left / right lens, at least a left reflecting module, at least a right reflecting module and the image acquisition device. The embodiment of the invention can simultaneously measure long distance and short distance.

Eyewear includes a half-jacket frame. A removable shield, extending from the half-jacket frame to the wearer's face, may be provided to prevent direct impingement of air and dust on the wearer's eyes. The half-jacket frame includes a left indent, a left upper lens groove adapted to receive a left lens, a right indent, and a right upper lens groove adapted to receive a right lens. The removable shield includes a left lens opening, a left detent adapted to cooperatively receive the left indent of the half-jacket frame, a left lower lens groove adapted to receive the left lens and mate circumferentially with the half-jacket frame, a right lens opening, a right detent adapted to cooperatively receive the right indent of the half-jacket frame, and a right lower lens groove, adapted to receive the right lens and mate circumferentially with the half-jacket frame. The half-jacket frame may be constructed of titanium.

The invention discloses a pair of video glasses. The pair of the video glasses comprises a glasses body and further comprises an input module, a micro processor and a control module, wherein the input module is arranged on the glasses body and used for vision information input of a user; the micro processor is connected with the input module and is used for identifying the vision information input by the user and outputting a control signal to the control module according to the corresponding relation of the preset vision information and the distance between lenses of the video glasses and the eyes of a person; the control module is connected with the signal output end of the micro processor and used for correspondingly controlling the distance between the left lens and / or the right lens of the video glasses and the eyes of the person according to the received control signal. The invention further discloses a method for adjusting the focal length of the video glasses. Due to the fact that the distance between the left lens and / or the right lens and the eyes of the person can be controlled according to the specific short-sighted or far-sighted vision information of the left eye and the right eye, harm to the eyes caused by inaccurate focal length adjustment is reduced, protection for the eyes of users is facilitated, and better experience can be brought for the users.

The disclosed method to prevent fatigue when wearing glass-type display comprises: letting the top edge of system image level or lower than people horizontal sight line, and keeping the included angle alpha between horizontal sight line and image normal line in -25~-10deg, wherein the device comprises: a body 1 with front / back shell 11 / 12, a left / right lens root 6 / 5, a glass frame 4, a PCB 2, an image display module 3, a glass interface 61 connected with input end of PCB 2 and external signal, an image wafer 3 connected with output of 61, a window plane 121 behind 12, and a nose frame 7. This invention has benefit for people health.

The invention discloses a pair of smart spectacles capable of automatically adjusting the transparency of lenses according to the ambient light intensity. The smart spectacles comprise a spectacle rack, left lens, a right lens, a control switch, a left film solar cell and energy storage device, a right film solar cell and energy storage device, an ambient light sensor an a control chip, wherein the left lens and the right lens are respectively embedded into two spectacle frame parts, and are divided into three layers, namely a first lens layer, a liquid crystal molecule interlayer and a second lens layer from outside to inside. The smart spectacles are capable of automatically adjusting the transparency of the lenses according to the intensity of ambient light to adapt with the illumination comfort level of human eyes; the ambient light sensor is used for converting the ambient light around the eyes into electric signals in a working state, treating by virtue of the control chip, and then outputting control voltage to the liquid crystal molecule layer of each lens interlayer. The light transmittance of each liquid crystal molecule layer is changed by changing the polarization state of liquid crystal molecules and combining a specific ambient light polarization state, so that continuous and automatic adjustment of the light transmittance of the lens adapting with the ambient light intensity is realized.

A 3D image display device includes: a backlight unit including a first color light source and a second color light source, which are alternately turned on; a display panel on a front side of the backlight unit and including a pixel, where the pixel includes a first subpixel including a first color filter and a second subpixel including a second color filter; a patterned circular polarizer on a front side of the display panel, extending substantially in a first direction, and including a first circular polarization part and a second circular polarization part having widths substantially the same as widths of the first subpixel and the second subpixel, respectively; and glasses including a left lens and a right lens, where each of the left lens and the right lens includes a plurality of circular polarization patterns and a shutter glass panel which turns on and off each circular polarization pattern.

The invention discloses a CAVE screen display system and method adopting an LED 3D screen. The method comprises the following steps: collecting a coordinate position of an infrared marking point on a 3D glasses; estimating positions of double eyes of a user by using the coordinate position; performing calculation to obtain two groups of images displayed relative to the 3D glasses; alternatively displaying the two groups of images on the LED 3D screen; and switching left and right lens switches of the 3D glasses, wherein the switching frequency is matched with the switching frequency of alternative display of the two groups of images. By adoption of technical scheme disclosed by the invention, being different from the existing CAVE system, a virtual display space is suitable for environments with relatively strong light, the CAVE screen display system and method can be actually applied to bright indoor environments and even outdoor environments; the color saturation of the virtual display space is high, the display screens are seamlessly spliced to bring a very good viewing effect; and the service life is long.

The invention discloses a 3D imaging device for a mobile device. The 3D imaging device for the mobile device comprises a shell, a three-dimensional imaging lens set arranged in the shell, and a supporting frame which is arranged at the rear end of the shell in a sliding mode, wherein the two ends of the shell are open, lateral sidling grooves which are parallel to the open end faces of the shell are formed in the shell, the three-dimensional imaging lens set comprises a left eye lens set and a right eye lens set, the left spectacle lens set and the right spectacle lens set are placed in the lateral sidling grooves in a sliding mode through lens cylinders which are fixed to a frame of the left lens set and a frame of the right lens set respectively, the supporting frame is used for fixing the mobile device, a screen touching device used for touching the touch screen of the mobile device is arranged on the supporting frame, and when the mobile device is fixed to the supporting frame, the screen of the mobile device right faces the rear end opening of the shell. The mobile device is fixed to the rear end of the shell through the supporting frame, the three-dimensional imaging lens set is installed on the portion, close to eye lenses, of the front end of the shell, a forward virtual image in a long distance can be seen by people after imaging is conducted on an image on the screen of the mobile device through the left lens set and the right lens set, and then amplification and 3D imaging of the image on the screen of the mobile device are achieved.

A method for combining dual-lens images into a mono-lens image, suitable for a three-dimensional camera having a left lens and a right lens is provided. First, the left lens and the right lens are used to capture a left-eye image and a right-eye image. Next, a disparity between each of a plurality of corresponding pixels in the left-eye image and the right-eye image is calculated. Then, an overlap area of the left-eye image and the right-eye image is determined according to the calculated disparities of pixels. Finally, the images within the overlap area of the left-eye image and the right-eye image are combined into the mono-lens image.

The invention discloses a method and a device for monitoring deformation of a base point of a dam abutment. The invention is characterized in that: when an object to be detected is placed in a light path, a background light source penetrates through a left lens and a right lens to project the object to be detected on a left charge coupled device (CCD) and a right CCD; center-of-gravity coordinates of a projection on a target surface of each of the left and right CCDs are extracted; according to a binocular stereo vision principle, a transformation relational expression of the center-of-gravity coordinates of each projection and the left position of the actual object to be detected is obtained; the coordinate position of the object to be detected in a measuring range is computed; when the position of the center of gravity of each projection is changed, the change of the position of the object to be detected can be obtained; and when a dam body moves, the projections on the target surfaces of the two CCDs can move correspondingly, and the actual movement distance of the object to be detected can be obtained by computing the movement distance of the center of gravity of each projection through formula transformation.

The invention discloses lens and lens frame integrated glasses and a preparation method thereof, belongs to the technical field of glasses, and aims to provide novel glasses which have a simple structure and a short development period and are convenient to process. The glasses comprise a left lens and a right lens which have an integrated structure, wherein a lens frame is formed on the outer edges of the left lens and the right lens. A processing method comprises the following steps of: cutting a plate, forming the lens frame, performing hot-press shaping and cutting and trimming the edges. The processing method is particularly suitable for processing sunglasses, decorative glasses or stereo glasses.

An image sensing apparatus capable of separately performing image processing on odd-numbered fields and even-numbered fields for each of the image data from the left lens and right lens when a 3-D (stereoscopic) compatible lens is mounted, and when a normal lens is mounted, recording image data while correlating fields and reducing redundant data. When 3-D compatible lens 1 is mounted to image sensing apparatus main body 12, the mounting of the lens is informed to the image sensing apparatus main body 12. In response, the image sensing apparatus main body 12 performs image processing separately on the left and right images for each field. For instance, the image compression mode is switched from an every-field structure to an alternate-field structure.

The invention discloses a video playing method for VR equipment and the VR equipment. The video playing method comprises the steps that video image frames are acquired in sequence from a video stream; the video type of the video stream is judged on the basis of the acquired video image frames; after a mapping layer is built on the basis of the video type, all the video image frames are rendered to the mapping layer in sequence; and the mapping layer is displayed in different modes according to different video types, and then video playing of the VR equipment is achieved. After a boundary point of a left view part and a right view part is determined for a 3D video image, the left view part and the right view part are rendered to a left-eye planar mapping layer and a right-eye planar mapping layer respectively, the left-eye planar mapping layer is acquired by a left lens, the right-eye planar mapping layer is acquired by a right lens, and a 3D video is displayed for a user; and a spherical mapping layer is built for a panoramic video, playing of the panoramic video is achieved by acquiring the view of the spherical mapping layer through the left lens and the right lens simultaneously, and unified playing and seamless switching of multiple types of videos are achieved without distinguishing the video types and selecting a player through the user.