118 results about "Right lens" patented technology

An eyewear device comprises a left lens assembly and a right lens assembly. The left lens assembly includes a left focus tunable lens and a left focus fixed lens. A right lens assembly includes a right focus tunable lens and a right focus fixed lens. The eyewear device may be used in 3D display applications, virtual reality applications, augmented reality applications, remote presence applications, etc. The eyewear device may also be used as vision correction glasses.

The invention relates to a motion trail generation method and device and computer equipment. The method comprises the following steps: acquiring a binocular video stream; the binocular video stream is a video stream synchronously acquired by a left lens and a right lens in the integrated binocular camera; according to the binocular video stream, scene real-time depth information corresponding to the binocular video stream is obtained; and generating a motion track of the target object in the binocular video stream based on the binocular video stream and the scene real-time depth information corresponding to the binocular video stream. By adopting the method, the problem that the parabolic point cannot be accurately positioned due to the inaccurate trajectory path of the parabolic body can be solved.

The invention provides a dual-light fusion night vision device, which comprises a right display lens group, a left display lens group and a bridge frame assembly, the right low-light objective lens group is arranged on the right lens barrel along the right low-light optical axis; the infrared lens group is arranged on the right lens barrel along the infrared light axis; the left display lens group comprises a left lens; the left low-light objective lens group is arranged on the left lens barrel along the left low-light optical axis; the bridge assembly is connected with the right bridge interface piece and the left bridge interface piece in the mode that the right low-light optical axis is parallel to the left low-light optical axis. According to the invention, the right display lens group uses low-light and infrared fusion and has the advantage of dual-spectrum fusion imaging, and the right display lens group and the left display lens group are connected through the bridge assembly, so that the right display lens group has the advantage of stereo imaging and realizes a binocular stereo discrimination visual function.

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.

The invention relates to a 3D video endoscope having a flexible or rigid endoscope shaft (2) formed as an elongate hollow body which has a distal end section (5) with a geometric end section longitudinal axis (8). The endoscope comprises a left optical channel, which has a left lens (9), a left optical image-guiding system with a left deflection prism (11) and a left image sensor (13), and a right optical channel, which has a right lens (10), a right optical image-guiding system with a right deflection prism (12) and a right image sensor (14). The deflection prisms (11, 12) are each equipped with two deflection surfaces (16, 17, 21, 22), on which a light beam incident parallel to the geometric end section longitudinal axis (8) is deflected by 90° in each case, in such a way that the light beam extends towards the second deflection perpendicular to the geometric end section longitudinal axis (8). The deflection prisms (11, 12) are joined together with a deflection prism unit at their respective second deflection surfaces (17, 22). Said deflection prism unit is arranged between the left image sensor (13) and the right image sensor (14).

The invention provides a method for automatically focusing image definition by a three-dimensional endoscope camera, which comprises the following steps of: S1, determining initial positions of a left lens and a right lens of the three-dimensional endoscope camera, and setting an effective process range of a focusing motor; s2, within the effective process range of the focusing motor, taking at least one path of the three-dimensional endoscope camera as a criterion, and using a square gradient as effective measurement to quantify the definition of the current position of the image; s3, determining a peak position with the highest image definition by adopting a two-step search strategy; and S4, repeating the steps S2 to S3 until the left lens and the right lens of the three-dimensional endoscope camera reach a focusing success state. The invention can effectively solve the problems that the lens moves and the image cannot be clearly imaged in the later stage of the equipment, thereby further improving the utilization rate of the equipment and reducing the medical cost.

The contact lens cleaning device comprises a cup body, a platinum neutralizing ring, a cup cover, a left lens clamp and a right lens clamp, wherein the left lens clamp and the right lens clamp are used for clamping lenses; an external thread is arranged at a cup opening of the cup body; the platinum neutralizing ring is positioned in the cup body; the left lens clamp and the right lens clamp are respectively connected with the cup cover to form a whole; the cup cover is screwed to the cup opening of the cup body in a threaded assembly mode, and the left lens clamp and the right lens clamp are both located in the cup body and located above the platinum neutralization ring. The device is simple in structural design and convenient to operate.

The utility model discloses a VR glasses interpupillary distance adjusting mechanism, comprising a support and two lens assemblies, each lens assembly is provided with at least one group of sliding structure, each sliding structure comprises two symmetrically arranged guide seats, each guide seat is provided with a guide hole, a rubber sleeve member is installed in each guide hole, the support is provided with a through groove, and each through groove is provided with a through hole. A guide rod is arranged in the through groove, the guide seat extends into the through groove, and the guide rod penetrates through the guide hole and enables the rubber sleeve piece to be arranged on the guide rod in a sleeved mode. The interpupillary distance adjusting mechanism can respectively adjust the free positions of the left lens and the right lens, the rubber sleeve piece is arranged in the guide hole, so that the rubber sleeve piece and the guide rod have certain interference magnitude, the rubber sleeve piece mainly bears the sliding function of the lens assembly, hard friction between the guide hole and the guide rod is reduced, friction and abnormal sound of movement of parts are avoided, and the damping feeling is smoother.

To provide a spectacle lens measurement device and spectacle lens measurement program that can highly accurately acquire an inter-pupillary distance of a spectacle lens.SOLUTION: A spectacle lens measurement device measures an optical characteristic of a spectacle lens, and the spectacle lens measurement device comprises: optical characteristic measurement means that projects a measurement light flux to a wide are of the spectacle lens put into a spectacle frame, and receives the measurement light flux passing through the spectacle lens to thereby measure an optical characteristic of the spectacle lens; angle information acquisition means that acquires at least any of angle information on a lens curve of the spectacle lens and angle information on warping of the spectacle frame; inter-pupillary distance acquisition means that acquires a first inter-pupillary distance of the spectacle lens on the basis of an optical characteristic of a left lens in the spectacle lens and an optical characteristic of a right lens therein; correction means that corrects the first inter-pupillary distance of the spectacle lens on the basis of the angle information, and acquires a second inter-pupillary distance after corrected; and output means that outputs the second inter-pupillary distance of the spectacle lens.SELECTED DRAWING: Figure 1

The invention provides an image processing device which uses a stereoscopic camera to shoot a light source and eliminates the influence of diffused light components and accurately calculates parallax even if the diffused light components are different due to different characteristics of a left lens and a right lens. In order to achieve the purpose, the present invention is provided with: a light source region specifying unit that specifies an imaging region of a light source in each of a plurality of images simultaneously obtained by a plurality of cameras having overlapped fields of view; and a parallax calculation unit that calculates a parallax by weighting the pixels in the light source region on the basis of the luminance values of the pixels, and performing parallax matching in the light source region using the weighted pixels.

The utility model provides an orthokeratology double-head lens box which comprises a left lens box unit and a right lens box unit, the left lens box unit comprises a left bottle body, a left bottle cap and a left lens clamp, and the right lens box unit comprises a right bottle body, a right bottle cap and a right lens clamp; the tail end of the left bottle body is provided with an insertion column body, the tail end of the right bottle body is provided with an insertion groove body, and the insertion column body and the insertion groove body are matched and embedded. The two mirror box units are connected in a detachable insertion matching mode, when liquid is added for placing the mirror, the left mirror box unit and the right mirror box unit are separately placed on a table top, and operation is convenient. After liquid adding is completed and the bottle cap is locked, the left and right mirror box units are inserted and combined together, so that the glasses box is convenient to carry.

The invention provides a wearing-free reading-writing mirror table lamp which is characterized in that two convex lenses are distributed in a left-right mode, the center distance between main shafts of the two convex lenses is a certain distance, the left lens and the right lens are a certain distance from a read object, the lenses are supported by a support, and a mirror frame or the support is provided with an illuminating lamp, a controller and a power source or a storage battery. And the controller controls the power supply to control the brightness and color of light through the current of the wire, so that the reading-writing mirror-free table lamp is formed. The structure is simple, and a user can read and write at any time without wearing a read-write mirror.

Computer vision based, wide-area snow / water level estimation methods using disparity maps. In one embodiment our method provides rich depth-information using a stereo camera and image processing. Scene images at normal and snow / rain weather conditions are obtained by a double-lens stereo camera and a disparity map is generated from the scene images at left and right lenses using a self-supervised deep convolutional network. In another embodiment, our method uses a single point snow / water level sensor, a stationary monocular camera to measure snow / water levels covering a wide area.

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.

The utility model belongs to the technical field of optical equipment, and provides a pair of glasses for visual training, which comprises a glasses frame, a driving component arranged in the glasses frame, and a lens component arranged below the glasses frame and connected with the driving component, wherein the lens assembly comprises a distance adjusting box block as well as a left lens and a right lens which are respectively arranged on two sides of the distance adjusting box block, and the left lens and the right lens are both movably connected with the distance adjusting box block so as to adjust the positions of the lenses; the driving assembly is connected with the distance adjusting box block so as to drive the lens assembly to transversely reciprocate left and right. The pair of glasses for visual training is small in weight, small in size, light in appearance, convenient to wear and high in use flexibility and has the functions of adjusting the interpupillary distance of the lenses and focusing visual training, and a user can freely train the glasses, so that ciliary muscles are effectively exercised, the adjusting capacity of the ciliary muscles is improved, wearing and visual fatigue is relieved, the visual training effect is improved, and the visual training effect is improved. And the deepening of myopia or presbyopia is avoided.

The utility model relates to the technical field of glasses, in particular to intelligent Bluetooth glasses with directional double external loudspeakers, which comprise a left leg support and a right leg support, loudspeakers are fixedly mounted at the rear ends of the inner sides of the left leg support and the right leg support, batteries are fixedly mounted at the left middle end of the left leg support, and batteries are fixedly mounted at the right middle end of the right leg support. A PCBA is fixedly mounted at the middle end of the right side of the right leg bracket; through the arrangement of the left leg bracket, the loudspeaker, the battery, the front frame rear cover, the front frame, the left lens, the right leg bracket, the PCBA, the first key, the second key and the right lens, the directional transmission of the sound effect can be effectively realized, and the problems that the existing intelligent Bluetooth glasses cannot have the directional transmission, the sound can be heard only by plugging the earphone into the ear in the traditional mode, and the use is inconvenient are solved. According to the mode, the problems that damage to ears is greatly improved, sound cannot be controlled to diffuse, other people are easily affected, meanwhile, the sound effectiveness is reduced, and the power consumption of a power supply is improved are solved.

The utility model relates to a pair of glasses and brush integrated glasses, which comprises a glasses frame, a left lens and a right lens, the glasses frame comprises a glasses frame, a left glasses leg and a right glasses leg, the left lens is positioned on the left side of the glasses frame, the right lens is positioned on the right side of the glasses frame, the left glasses leg is rotatably mounted on the left side of the glasses frame, and the right glasses leg is rotatably mounted on the right side of the glasses frame; the mirror frame comprises a connecting section, the mounting base is located at the top of the connecting section, the front cleaning assembly comprises a support and a cleaning brush, the support comprises a front rotating section and a front fixing section, the cleaning brush is fixedly mounted at the bottom of the front fixing section, a front base is arranged in the mounting base and detachably connected with the mounting base, and the front rotating section is rotationally mounted in the front base. A front dismounting seat is arranged on the mirror frame in a protruding manner, and is detachably connected with the front fixing section. According to the scheme, the front cleaning assembly is mounted on the glasses frame, so that the front cleaning assembly can be used more conveniently when the glasses are not used.

The utility model relates to the technical field of sunglasses, in particular to ultrathin high-definition video sunglasses which comprise a left leg support and a right leg support, a battery is fixedly installed on the left side of the left leg support, a PCBA is fixedly installed on the right side of the right leg support, and front frame rear covers are fixedly installed at the front ends of the left leg support and the right leg support. A front frame is fixedly mounted at the front end of the front frame rear cover, a right lens is fixedly mounted at the left end of the surface of the front frame, a left lens is fixedly mounted at the right end of the surface of the front frame, and a camera is fixedly mounted at the middle end of the surface of the front frame rear cover; through the arrangement of the left leg bracket, the battery, the front frame rear cover, the front frame, the left lens, the right leg bracket, the PCBA, the camera and the right lens, the problems that the existing sunglasses are poor in practical effect, and the traditional sunglasses are relatively ordinary in appearance and use effect and cannot have multiple functions, so that multiple requirements of people cannot be met are solved.

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.

The invention discloses a same-screen stereoscopic display method and device for multiple independent viewpoints. Grouping the image sequence by taking n moments as a group, wherein each moment comprises a pair of left and right eye images; in an image space domain, based on a light splitting stereo display technology or a color separation stereo display technology, a pair of L and R images is packaged into an image with left and right eye image information, a corresponding index table is established, and a packaged data packet is sent to a display terminal; the processed images are displayed on a display terminal according to a time sequence, shutters of different stereo glasses are controlled according to index table information, it is required that the left and right lens shutters of the stereo glasses of the viewpoint are opened only when the images needing to be watched at the corresponding viewpoint are played, and finally the images are packaged according to corresponding packaging rules. And splitting L and R images at a stereo glasses end in an image space domain, so that a plurality of independent viewpoints can obtain respective independent and different left and right eye images on the same playing screen, and respective independent stereo vision is formed.

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 kind of IPD adjusting structure of VR glasses, including module support, left lens barrel and right lens barrel being slidably arranged on the module support, synchronous drive mechanism for driving the synchronous sliding of the left lens barrel and the right lens barrel is provided on the module support, the synchronous drive mechanism includes driving motor, left lead screw and right lead screw being oppositely rotatably arranged on the module support, transmission mechanism being arranged between the left lead screw and the right lead screw and the driving motor, the left lens barrel is connected with the thread sleeve matched with the left lead screw, the right lens barrel is connected with the thread sleeve matched with the right lead screw, and the synchronous adjustment of left lens barrel and right lens barrel is realized by single motor.

This Video / Camera works in the same way as do our human eyes, with the two Lenses placed six and a half centimeters apart from the center of the left Lens to the center of the right Lens, and also, the two Lenses always focusing on the same spot. Our human eyes, when wishing to see something that is closer in distance, the eyes swerve more to the center; left eye turning right, and right eye turning left. In order to target at a point from two angles, the eyes must give less attention to the wider area. All around the area, the two human eyes see a misty, vague shadow, and also double, since the two eyes look from different locations. Each Lens has two Image Sensors—a Sensor is the receiver of the light from a Lens—quite close together in parallel, the first Sensor of the two is too close in length from the Lens in order to be clear. The first Sensor of the left Lens, and the first Sensor of the right Lens, has a small hole in its center, and that is the only light entering onto the center of the second Sensor on the left, and the second Sensor on the right.The Lenses of Focal Point Stereoscopic Video and Camera can continue focusing on a spot of the photographer's choosing as the cylinders of the video move away.

The invention belongs to the field of telescope design, and relates to a binocular laser ranging telescope, which is characterized in that a left telescope cover and a right telescope cover are respectively connected with a left telescope body and a right telescope body, and the left telescope body and the right telescope body are connected through a middle shaft and can rotate around the middle shaft; a transparent display screen is arranged in the right lens body, the transparent display screen corresponds to the position of the eyepiece group mounted on the side, a prism group and an optical axis adjusting assembly are arranged in each of the right lens body and the left lens body, and the optical axes of the prism groups can be adjusted through the optical axis adjusting assemblies; the right mirror cover is provided with a laser ranging module, a digital electronic compass and a main control circuit board, the left mirror cover is provided with a battery assembly, the laser ranging module and the digital electronic compass convert optical signals into electric signals through the main control circuit board after collecting data, finally data information is imaged on the transparent display screen, and the data information is amplified by the eyepiece group and then is observed by human eyes. The telescope provided by the invention can provide stereo observation capability and target identification capability, can accurately position a target, and has the advantages of light weight and high precision.

The invention relates to the technical field of lens machining, in particular to a manual double-grinding-wheel numerical control core taking machine which comprises a base iron casting, a machine head iron casting, a manual moving lens shaft gear assembly mechanism, a machining chamber waterproof cover mechanism unit, a left lens shaft mechanism, a right lens shaft mechanism and a servo motor hollow mechanism. A left lens shaft and a right lens shaft are directly driven by a servo hollow motor, so that a camera and a camera light source can directly center the lenses manually. The machine adopts a double-grinding-wheel mechanism, any one grinding wheel can be selected for machining, the double grinding wheels can also be adopted for rough grinding and accurate grinding, and the grinding wheel mechanism adopts a guide rail and sliding block independent mechanism, is stable in precision and can be finely adjusted. The right side lens shaft adopts the design concept of a guide rail sliding block, the grinding precision efficiency is improved through the design concept, the precision is greatly improved, the coaxiality can be finely adjusted, and abrasion is not prone to occurring. Moreover, a servo hollow motor, a lens main shaft and a servo motor are directly connected, a camera of an optical centering or laser centering instrument can directly irradiate the center of the lens to confirm whether core shift exists or not, and then manual adjustment and confirmation are carried out.

The utility model discloses a collimator which comprises a primary lens assembly, a secondary lens assembly, a right lens barrel, supporting legs, a shape-preserving support and a left lens barrel. The primary mirror assembly is arranged at one end of the right lens cone, the other end of the right lens cone is connected with one end of the left lens cone in a buckling manner and is fixed through a plurality of locking pieces, the secondary mirror assembly is arranged at the other end of the left lens cone, the primary mirror assembly is used for realizing light incidence, and the secondary mirror assembly is used for realizing light emergence; conformal supports are arranged on the periphery of the right lens cone and the periphery of the left lens cone in a surrounding mode, and height-adjustable supporting legs are symmetrically arranged on the two sides of the bottom of each conformal support so that the pitching angle of the collimator can be adjusted. The parallel light tube has the characteristics of compact structure, convenience in installation and adjustment, high stability, strong environmental practicability and the like, and overcomes the limitation that the existing parallel light tube is high in installation and adjustment difficulty and high in manufacturing cost.

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.

The utility model discloses an internet of things automatic wearable device, including AR glasses, the AR glasses include a front shell, a rear shell, a left glasses leg and a right glasses leg, the front shell and the rear shell are clamped and fixed and form a storage cavity, the storage cavity is internally provided with a communication module and a control module, and the control module is connected with the communication module. The communication module and the control module are arranged on the two sides of the AR glasses respectively and are in communication fit through wires, the AR glasses are in communication interaction with an Internet of Things host through the communication module, and the front shell and the rear shell are fixedly connected so that a left lens and a right lens can be fixed; the two ends of the rear shell are respectively provided with a connecting part, and the left glasses leg and the right glasses leg are respectively and rotatably connected with the connecting parts. By arranging the front shell and the rear shell, the lens can be fixed, and meanwhile electronic devices can be stored; and the AR glasses disclosed by the utility model are provided with the left / right glasses legs to imitate conventional glasses, so that the size of the equipment can be reduced, and the AR glasses are convenient to use and store.