26 results about "Right lens" patented technology

The invention discloses an ocular surface illumination treatment device and method, and belongs to the technical field of ophthalmology medical equipment and treatment. The device comprises an infrared camera module, a computer terminal analysis control module, an optical power detection module, a mechanical adjustment module, a safety switch module and an illumination module. Wherein the infrared camera module comprises an infrared CCD (Charge Coupled Device) camera and a near-infrared light source which are arranged at a preset included angle and can collect eye images and transmit the eye images to the computer terminal, and the highest recording speed of the infrared camera module is not lower than 200 frames per second; and the computer terminal analyzes the image to obtain pupil positions, diameters and distances, and adjusts relative positions of a shielding device and a lens group in the light path of the illumination module, the axis of the light path and the distance between left and right lens cones, so that the central dark area of the annular light spot is matched and overlapped with the pupil. Eye images are collected and processed firstly, then light spots and the lens cone are adjusted, finally phototherapy and real-time monitoring are carried out, light can be prevented from entering the fundus, the treatment safety is improved, and the device is suitable for ocular surface diseases such as xerophthalmia.

This invention provides a portable open-back audio glasses, belonging to the field of wearable electronic device technology. It includes a frame, comprising a lens, a left lens fastened to one side of the frame, a right lens fastened to the other side of the frame, and a frame back cover and temples fitted onto the surface of the frame. The frame includes a left temple support movably connected to one end of the frame and a right temple support rotatably connected to the other end of the frame. This invention features silicone sleeves on both the left and right temple supports. The soft and non-slip silicone material reduces friction between the temples and the skin, preventing the glasses from slipping during movement. A button and a keypad work together to allow for easy audio switching. A speaker and the left temple support work together to receive audio. A battery and the left cover provide continuous power. The device is simple and efficient to operate, effectively solving the problems of limited functionality in traditional glasses and the inconvenience of carrying headphones.

An apparatus, method for lens barrel distance adjustment, device and computer medium are provided. The method includes: obtaining a pupillary distance of a user; obtaining a first output voltage determined by a hall sensor; in response to that the first output voltage indicates that an absolute value of a difference value between a distance between left and right lens barrels of a head-mounted device and the pupillary distance of the user is greater than a predetermined threshold, sending a control instruction to an adjustment circuit, causing the adjustment circuit to adjust a distance between the left and right lens barrels based on the control instruction. The hall sensor and the adjustment circuit are provided on the head-mounted device.

This invention belongs to the field of telescope design and relates to a Porro laser rangefinder telescope. Its left and right lens covers are respectively installed and connected to the left and right mirror bodies, which are connected by a central axis and can rotate around the central axis. A transparent display screen is located in the right mirror body, corresponding to the position of the eyepiece assembly mounted on that side. Each of the right and left mirror bodies contains a prism assembly and an optical axis adjustment component, which can adjust the optical axis of the prism assembly. The right lens cover houses a laser rangefinder module, a digital electronic compass, and a main control circuit board, while the left lens cover houses a battery assembly. After acquiring data, the laser rangefinder module and the digital electronic compass convert the light signals into electrical signals via the main control circuit board, ultimately imaging the data information onto the transparent display screen. This image is then magnified by the eyepiece assembly for human observation. This telescope provides stereoscopic observation and target recognition capabilities, accurately locates targets, and has the advantages of being lightweight and highly accurate.

The embodiment of the invention discloses a lens group with complementary characteristics. A specific implementation mode of the lens group with the complementary characteristics comprises a left lens and a right lens, a plurality of first visual shielding units which are arranged according to a first arrangement rule are arranged on the left eyeglass; the right eyeglass is provided with a plurality of second visual shielding units which are arranged according to a second arrangement rule; the position except the arrangement position of the first vision shielding unit on the left eyeglass is the arrangement position of the second vision shielding unit on the right eyeglass, so that the vision complementary relation is achieved, and the implementation mode can be used for improving the binocular vision fusion function and treating children amblyopia.

A head-wearable apparatus includes a frame having a front piece configured to hold left and right lenses. A left temple is coupled to the front piece and a right temple coupled to the front piece. A camera system includes one or more cameras coupled to the front piece, one or more left peripheral cameras coupled to an outside surface of the frame, and one or more right peripheral cameras coupled to an outside surface of the frame. A left peripheral display is coupled to an inside surface of the frame. The left peripheral display is configured to receive and display input from the one or more left peripheral cameras. A right peripheral display is coupled to an inside surface of the frame. The right peripheral display is configured to receive and display input from the one or more right peripheral cameras.

The utility model provides a wireless intelligent glasses with voice command function belongs to intelligent glasses technical field, including mirror frame subassembly, including front frame, seal installation right lens in one side of front frame, seal installation left lens in the other side of front frame, right cover of jointing in one side of front frame, left cover of jointing installation in the other side of front frame and the middle cover of jointing in the side wall of front frame, glasses leg subassembly, including rotation connection left leg support of left cover and rotation connection right leg support of right cover. The utility model discloses through the seal installation of front frame and right lens and left lens in mirror frame subassembly, has guaranteed the optical function and dustproof performance of optical component, adopts split type layout to glasses leg subassembly, and the battery has improved the endurance through the power supply to PUBA, and the button of the bottom of left leg support is directly associated control module, and the oval hole snap structure of USB rubber plug is sealed installation and effectively prevents dust and prevents water, and the whole has provided reliable, durable hardware support for the voice interaction function of intelligent glasses.

A pair of glasses with an integrated computing device includes an eye glass frame, a tint adjustable left lens, a tint adjustable right lens, a computing device, a microphone, and a rechargeable battery. The eye glass frame includes a left lens frame, a right lens frame, a left temple, a right temple, and a bridge. The tint adjustable left lens is connected to the left lens frame. The tint adjustable right lens is connected to the right lens frame. The computing device, the microphone, and the rechargeable battery are integrated into the eye glass frame. The tint adjustable left lens, the tint adjustable right lens, the computing device, and the microphone are electrically connected to the rechargeable battery. The tint adjustable left lens, the tint adjustable right lens, and the microphone are electronically connected to the computing device.

The invention relates to the technical field of VR head-mounted display equipment, in particular to a VR teaching head-mounted display self-adaptive focal length adjusting device which comprises a shell, horizontally moving display screens are symmetrically arranged on one side in the shell, each display screen is provided with a lens assembly, a mounting frame is arranged in the shell, a driving assembly is arranged on the mounting frame, and the driving assembly is provided with a lens assembly. A movable shaft is arranged on the driving assembly, the driving assembly is used for driving the movable shaft to rotate and translate, and a first gear, a second gear and a third gear are sequentially in key connection with the movable shaft. When the first transmission gear is meshed with the first gear, the distance between the right side lens and the right eye of a user can be adjusted, when the second transmission gear is meshed with the second gear, the distance between the left side lens and the left eye of the user can be adjusted, and when the synchronous gear is meshed with the third gear, the distances between the two side lenses and the two eyes of the user can be synchronously adjusted.

The utility model belongs to the technical field of glasses equipment, and provides intelligent zoom glasses which comprise a glasses frame body, and a left glasses assembly and a right glasses assembly which are symmetrically arranged on the front side of the glasses frame body left and right, the left lens assembly is provided with a left lens with multiple focuses, the right lens assembly is provided with a right lens with multiple focuses, and the left lens assembly and the right lens assembly are arranged on the left side and the right side of the front portion of the lens frame body in a reciprocating rotation mode respectively so that zoom adjustment can be achieved by rotating the left lens assembly and / or the right lens assembly. According to the intelligent zoom glasses provided by the utility model, the lenses capable of rotating in a reciprocating manner are arranged to realize zoom adjustment and promote self-adjustment of ciliary muscles, so that the effect of exercising the ciliary muscles is achieved, and the adjustment capability and the acuity of the ciliary muscles are improved.

The invention discloses a surgical magnifier, and relates to the technical field of medical equipment. The surgical magnifier comprises a base, a left support, a right support, a left adjusting screw rod, a right adjusting screw rod, a transmission part, a left lens assembly and a right lens assembly, the left support and the right support are arranged on the two opposite sides of the base respectively, the left adjusting screw rod is rotatably arranged on the left support, the right adjusting screw rod is rotatably arranged on the right support, and the transmission part is arranged on the left lens assembly. The left adjusting screw rod is in threaded connection with the left lens assembly, the right adjusting screw rod is in threaded connection with the right lens assembly, and adjacent ends of the left adjusting screw rod and the right adjusting screw rod are connected through a transmission part, so that synchronous rotation of the left adjusting screw rod and the right adjusting screw rod is realized. According to the surgical magnifier provided by the embodiment of the invention, synchronous adjustment of the left lens assembly and the right lens assembly can be realized only by adjusting one of the left adjusting screw rod and the right adjusting screw rod, so that the interpupillary distance is changed, the adjusting mode is simple and efficient, and due to synchronous adjustment on the two sides, the symmetry is good.

The utility model relates to an integrated lens structure which comprises a lens body, the lens body sequentially comprises a left lens part, a supporting part and a right lens part, the supporting part is located between the left lens part and the right lens part, and two nose pads are arranged on the supporting part. The sides, away from the wearing part, of the left lens part and the right lens part in the width direction are bent to form connecting parts used for being connected with glasses legs, and the left lens part, the supporting part, the right lens part, the two nose pads and the two connecting parts are integrally formed. According to the presbyopic glasses, the left lens part, the supporting part, the right lens part, the two nose pads and the two connecting parts are integrally formed, so that the lenses of the presbyopic glasses do not need to be assembled with the glasses frame part, the lenses cannot fall off from the glasses frame, the situation that the lenses are difficult to install due to falling off is reduced, and the presbyopic glasses are convenient for the old to use.

Disclosed in the present invention is an image processing method for a 3D camera. The method comprises: acquiring a left stabilized frame of a left lens and a right stabilized frame of a right lens, which correspond to the same time frame; acquiring a lens baseline, a lens focal length, an image stabilization rotation angle and a photographic distance of an image collection device; on the basis of the lens baseline, lens focal length, image stabilization rotation angle and photographic distance of the image collection device, determining image parallax compensation parameters for the left lens and the right lens; and on the basis of the image parallax compensation parameters, performing parallax compensation processing on the left stabilized frame and the right stabilized frame.

3D photography and videography image creator and viewer are disclosed. In one aspect, a method for reducing parallax eye strain when viewing a 3D image using a stereo image viewer includes displaying a 3D image on a stereo image viewer, illuminating a first vertical line on the left lens at a center of the left lens, and adjusting a position of the left lens to align the first vertical line illuminated on the left lens with a center of the user's left eye. The method also includes illuminating a second vertical line on the right lens at a center of the right lens and adjusting a position of the right lens to align the second vertical line illuminated on the right lens with a center of the user's right eye.

The utility model provides a pair of glasses with a hanger, which comprises the hanger and a main frame, the hanger comprises a left lens and a right lens, the left lens and the right lens are connected through a hanger middle beam, the other end of the left lens and the other end of the right lens are respectively provided with two hanger end pieces, the two hanger end pieces are respectively provided with a first accommodating groove, and a first magnetic attraction piece is arranged in each first accommodating groove; the main frame comprises two glasses frames, the two glasses frames are connected through a main frame middle beam, the other ends of the two glasses frames are respectively provided with two main frame end pieces, the two main frame end pieces are provided with second containing grooves, second magnetic attraction pieces are arranged in the second containing grooves, and when the hanging frame is combined with the main frame, the first magnetic attraction pieces and the second magnetic attraction pieces are fixed in a magnetic attraction mode, and the hanging frame is not provided with coil wires. The hanging frame middle beam and the hanging frame end piece are directly connected with the lenses, so that the weight of the hanging frame is greatly reduced, the wearing comfort is improved, the shapes of the hanging frame lenses can be changed at will and are not influenced by the ring shape of fixed glasses, and the shapes of the hanging frame middle beam and the hanging frame end piece can be changed at will and can be in various shapes to meet different requirements.

This invention provides a zone-controlled active shutter 3D glasses, relating to the field of 3D glasses technology. It includes a glasses body, a microcontroller minimum system, an infrared receiving circuit, a left lens driving circuit, and a right lens driving circuit. A television emits infrared light via a synchronization signal transmitter. The infrared receiving circuit receives the emitted infrared light and is connected to the microcontroller minimum system. The microcontroller minimum system is connected to the left and right lens driving circuits, which respectively drive the left and right lenses on the glasses body. The microcontroller minimum system, infrared receiving circuit, left lens driving circuit, and right lens driving circuit are all located on the glasses body. This invention uses LCD lenses for zone control, which can solve all ghosting problems, preventing 3D motion sickness and improving the visual experience.

The application discloses a synchronization method of an active shutter type 3D glasses and the active shutter type 3D glasses. The method comprises the following steps: acquiring an image sequence captured by an image sensor in an alternating opening process of a left lens and a right lens, wherein the image sequence comprises left eye frames and right eye frames; determining homologous similarity and heterologous similarity respectively, wherein the homologous similarity and the heterologous similarity are cosine similarities of a current frame and a target homologous frame and a target heterologous frame respectively, the target homologous frame is a historical image captured by the image sensor when an image corresponding to the current frame is in an opening state of the same lens, and the target heterologous frame is a historical image captured by the image sensor when an image corresponding to the current frame is in an opening state of a different lens; if the homologous similarity is less than the heterologous similarity, determining a phase compensation amount according to the homologous similarity and the heterologous similarity; and compensating switching phases of the left lens and the right lens according to the phase compensation amount. The method can realize accurate synchronization between a 3D display and 3D eyes, thereby improving customer experience.

The application discloses a kind of welding flange hole position size detection device and method, including cabinet and the cabinet door being opened in one side of cabinet, the detection mechanism for detecting hole size in the cabinet and the standby power supply mechanism for providing emergency power supply for detection mechanism, the detection mechanism includes light source assembly, 2 tracks and from left to right lens assembly, flange clamping assembly and photosensitive component being set on track, controller is provided outside the cabinet, the controller is connected with detection mechanism and power supply mechanism, detection method includes the following steps: S1, fixed flange;S2, exposure;S3, record light point information;S4, read light point information and carry out analysis.The application detects the light information passing through hole position by photosensitive plate two, photosensitive plate one and photosensitive plate three, detect the light information reflected by flange surface, to detect the size of hole position while detecting the surface of flange.

The utility model relates to head-mounted glasses equipment which comprises a hatband used for being arranged on the head of a wearer in a sleeving mode. The visor is connected to the hatband; the glasses display is positioned below the visor, the glasses display comprises a first clamping piece and a lens main body, the lens main body is positioned in the first clamping piece, and the lens main body comprises a left lens part and a right lens part; the connecting assembly comprises a first rod piece and a first seat body, one end of the first rod piece is connected with the first clamping piece, the other end of the first rod piece is connected to the first seat body in a swinging mode, and the first seat body is connected to the lower surface of the visor. The pair of sports shoes is convenient to use, has better wearing comfort, is particularly suitable for being worn and used in sports, and can effectively meet the use requirements of sports enthusiasts.

A head-mounted device may have a display with first and second pixel arrays that display content for a user. A head-mounted support structure in the device supports the pixel arrays on the head of the user. A left positioner may be used to position a left lens module that includes a left lens and the first pixel array. A right positioner may be used to position a right lens module that includes a right lens and the second pixel array. Sensing circuitry such as proximity sensing circuitry may be used to detect relative positions between the left and right lens modules and facing surfaces of a user's nose while the user is wearing the head-mounted support structure. Control circuitry may adjust the positions of the left and right lens modules using interpupillary distance information for the user and using information from the sensing circuitry.

The code scanning method of the virtual reality glasses comprises the steps that the virtual reality glasses respond to a code scanning instruction of a user, screenshot is carried out on a current display picture, and whether a two-dimensional code exists in the screenshot or not is judged; and when judging that the two-dimensional code exists in the screenshot, decoding the two-dimensional code and regenerating the large-size graphic code. And when judging that the two-dimensional code does not exist in the screenshot, further judging whether a small program code exists in the screenshot, if so, intercepting an image corresponding to the small program code from the screenshot, and generating a large-size graphic code. And the virtual reality glasses also display the finally generated large-size graphic code in the left and right lens areas in a full-screen manner. The invention also provides virtual reality glasses and a storage medium for realizing the method. According to the invention, a user can scan the virtual reality glasses by using other code scanning devices.

The invention discloses a synchronization method of active shutter type 3D glasses and the active shutter type 3D glasses. The method comprises the following steps: acquiring an image sequence shot by an image sensor in the process of alternately opening a left lens and a right lens, wherein the image sequence comprises a left eye frame and a right eye frame; the homologous similarity and the heterogenous similarity are respectively determined, the homologous similarity and the heterogenous similarity are respectively cosine similarities between the current frame and a target homologous frame and between the current frame and a target heterogenous frame, and the target homologous frame is a historical image shot by an image sensor when the same lens corresponding to the current frame is in an open state; the target heterogenous frame is a historical image shot by the image sensor when different lenses corresponding to the current frame are in an open state; if the homologous similarity is smaller than the heterologous similarity, determining a phase compensation amount according to the homologous similarity and the heterologous similarity; and respectively compensating the switching phases of the left lens and the right lens according to the phase compensation amount. According to the method, accurate synchronization of the 3D display and the 3D eyes can be realized, so that the user experience is improved.

This invention provides a surgical microscope device and system. The main body of the surgical microscope acquires raw images from the left and right lenses respectively. An autofocus module, based on instructions from a control module, controls a sensor movement submodule to move the left and right sensors, generating first feedback data and sending it to the control module. An image acquisition module synchronizes the raw images from the left and right lenses to obtain a left-frame digital image and a right-frame digital image. An image preprocessing module preprocesses the left-frame and right-frame digital images, determines second feedback data, and sends it to the control module. A binocular fusion module performs binocular image fusion on the left-frame and right-frame digital images to obtain a fused image. An image output module outputs the fused image to an external display terminal. The control module receives the first and second feedback data and generates instructions. By coordinating autofocus and sensor movement control, the negative correlation between depth of field and resolution can be overcome.

The utility model relates to a pair of 3D (three-dimensional) polarized glasses based on chiral gold nanoparticle sub-lens coating. Circularly polarized light splitting is realized by directionally depositing a levorotatory gold nanoparticle functional layer and a dextrorotatory gold nanoparticle functional layer on the surfaces of a left lens and a right lens respectively. The diameter of the chiral gold nanoparticle is about 200nm, the surface of the chiral gold nanoparticle is modified by L / D-cysteine to form a multi-branch star-shaped structure, and a plasma formant of the chiral gold nanoparticle covers a 500-750nm wave band and is accurately matched with the polarization wavelength of a 3D display system; and mirror symmetry circular dichroism signals with peak values of 45 mdeg are generated at the positions of 569 nm and 699 nm. The left lens L-AuNPs layer selectively transmits left-handed circularly polarized light, the right lens D-AuNPs layer transmits right-handed light, and the CTAB micelle dispersion and silicon dioxide encapsulation layer design is matched, so that the light transmittance of the lenses and the crosstalk rate during 30-degree oblique incidence are reduced, and the polarization extinction ratio is increased. The problems that a traditional polarizing film is sensitive in visual angle and low in light splitting efficiency are solved.

The invention relates to an AR glasses waveguide ghosting dynamic correction method based on brightness optimization, and the method comprises the following steps: 1, enabling an optical machine to project a detection image to a left lens and a right lens, and enabling cameras disposed on the left lens and the right lens to shoot the detection image; step 2, defining a selected area for the edge position of the detection image, detecting the maximum brightness value and the average brightness value of the selected area, if the maximum brightness value of the selected area is greater than a set threshold value and the number of repeated detection times does not reach the maximum set number of times, executing the next step, otherwise, executing step 8; 3, recording the initial angle positions of the left light machine and the right light machine and the maximum brightness value of the corresponding selected area, recording the initial angle position of the left light machine as txLinitial, and recording the initial angle position of the right light machine as txRinitial. According to the invention, the projection position of the ray machine can be accurately adjusted in an automatic and data-driven manner, so that the ghosting is removed, and misjudgment caused by the ghosting during subsequent ghosting detection is prevented.

The application relates to the technical field of vision correction, in particular to a VR vision training instrument and a calibration method thereof, which is characterized in that the method comprises the following steps: acquiring vision data of a user; wearing a corresponding VR vision training instrument on the head to perform adaptability adjustment; playing corresponding animations or pictures through a display screen in the VR vision training instrument; slowly adjusting a focal length adjusting button to gradually adapt, after adjusting to each stage, stabilizing the focal length while changing the position of a target image, acquiring a motion track of a fixation point through feedback of an eye tracking system, and judging whether the motion track coincides with the display position of the target image; the application has the beneficial effect that the best effect of clear viewing can be adjusted according to the vision condition, through ghosting calibration, left and right lens adjustment is performed to adapt to the pupil distance of the two eyes, so that the fatigue and discomfort of the user are reduced, and more real and effective visual stimulation is provided to help the user better train and improve the vision.