27 results about "Vision problem" patented technology

The invention discloses a small vision detection device for eye examination, and particularly relates to the technical field of vision detection devices.The small vision detection device comprises a device bottom plate, a vision detection mechanism is arranged at the top of the device bottom plate and comprises a first moving plate, and the first moving plate is arranged at the top of the device bottom plate; the top of the first moving plate is fixedly connected with a moving mounting plate, and a display screen is mounted on the front side of the moving mounting plate. By arranging the vision detection mechanism and the adjusting mechanism, the comprehensiveness of vision detection is improved, the vision definition is detected, the type and degree of refractive errors such as myopia, hyperopia and astigmatism can be accurately diagnosed through a diopter test, whether a vision problem exists or not is determined, and the vision detection accuracy is improved. Meanwhile, some eye diseases possibly influencing vision can be indirectly found through intraocular pressure testing, retina injury and vision loss caused by too high intraocular pressure can be prevented by monitoring changes of the intraocular pressure, the examination effect is good, and vision detection is more comprehensive.

The invention discloses an electric trolley facilitating construction. The electric trolley comprises a frame, a walking mechanism arranged at the bottom of the frame and a carriage mechanism arranged at the top of the frame. The carriage mechanism comprises a carriage hopper, one end of the carriage hopper is hinged to the end of the frame, the other end of the carriage hopper is connected with the other end of the frame in a lifting mode through a hydraulic supporting mechanism, a discharging opening is formed in the end, hinged to the frame, of the carriage hopper, and a turnover discharging plate mechanism is arranged at the discharging opening. A handlebar mechanism and a monitoring mechanism are arranged at the end, away from the turnover unloading plate mechanism, of the compartment hopper, and a lighting mechanism is further arranged on the outer side of the compartment mechanism. Inclined unloading of the carriage hopper is achieved through the hydraulic supporting mechanism, and the unloading efficiency is improved; by arranging the monitoring mechanism, the situation around the trolley can be monitored in all directions, voice communication can be achieved through the calling unit, illumination is provided through the illumination mechanism in the environment with insufficient light, and safety accidents caused by the sight problem are avoided.

The invention discloses a student vision detection and management system based on edge artificial intelligence gesture recognition. The method comprises the following steps: firstly, judging identity information of a detected object student through a face recognition technology; if the comparison succeeds, the system confirms the standing position of the student through ultrasonic ranging, and preparation is made for vision detection. Then the screen displays' E 'for vision examination, gestures of the student are detected through the camera, and parents can check the vision condition and change condition of the child through the mobile phone applet end and take corresponding measures in time. The product can be deployed in public positions of teaching buildings of all schools in a sporadic manner, students can perform self-testing at any time / at regular time, individual and group vision data is persistent in the cloud for subsequent deep analysis and mining, such as transverse comparison and longitudinal analysis of different regions, different age groups and different genders, and the distribution condition and the change trend of vision problems are deeply understood. And a scientific basis is provided for making a targeted vision care plan.

1. Name of the designed product: vision mirror (pupil child). 2. Use of the designed product: used for correcting vision of teenagers and people with vision problems. 3. Design points of the designed product: in shape. 4. Picture or photo best indicating the design points: perspective view 4.

The utility model relates to the technical field of liquid crystal all-in-one machines, and discloses an eye protection liquid crystal all-in-one machine which comprises an all-in-one machine body, the top of the all-in-one machine body is fixedly connected with a first motor, the front face of the first motor is fixedly connected with a worm, and the outer surface of the worm is movably connected with a worm gear. A screen is fixedly connected to the front face of the all-in-one machine body, a limiting groove is formed in the inner surface of the all-in-one machine body, a limiting block is movably connected to the inner surface of the limiting groove, a lampshade is arranged at the top of the all-in-one machine body, an illuminating lamp is fixedly connected to the inner surface of the lampshade, and a telescopic rod is fixedly connected to the bottom of the all-in-one machine body. The bottom of the outer surface of the telescopic rod is fixedly connected with a bottom block, neck and eye fatigue caused by long-time screen watching is effectively reduced, the visual experience of a user is improved, and the proper screen height is beneficial to reducing eye fatigue and dryness and reducing the risk of vision problems such as myopia.

The utility model discloses a positive pressure type air respirator myopia mask with an alarm function, which comprises a positive pressure type air respirator mask body, and a convex positive pressure type air respirator mask transparent observation window is arranged at one end of the positive pressure type air respirator mask body. The positive pressure type air respirator mask comprises a positive pressure type air respirator mask body, a positive pressure type air respirator mask transparent observation window is arranged on the positive pressure type air respirator mask body, a near-sighted glass support is arranged in the positive pressure type air respirator mask transparent observation window, the positive pressure type air respirator mask body is further connected with a positive pressure type air respirator mask breathing connector, a detection device is embedded in the positive pressure type air respirator mask breathing connector, and a power module is arranged in the detection device. According to the utility model, the vision problem of a myopia person wearing the mask can be solved, the content of oxygen and sulfur hexafluoride in an operation environment can be monitored in real time, and the safety and the treatment efficiency of the operator are improved.

The utility model discloses a patrol protection instrument, relates to the technical field of driving safety, is used for realizing safety patrol before a crown block runs, and provides the patrol protection instrument aiming at the problem that the safety patrol is realized by manpower at present. And the monitor is arranged in the cab, so that the remote inspection of crown block operators in the cab is realized, and the problems of blurred sight and the like caused by distance are solved. Meanwhile, an operator in a cab can control the movement of the rotating mechanism through the control handle, so that the orientation of the camera is adjusted, the patrolling range is expanded, and the problem that obstacles, dead angles and the like possibly exist in a single direction is solved. Meanwhile, the multi-view angle is also beneficial for operators not to completely depend on command gestures of command personnel when the operators control the operation of the crown block, and can assist the control of the crown block according to the far-end view angle returned by the camera, so that the driving safety is better guaranteed.

The invention belongs to the technical field of aerospace, and particularly relates to an autonomous intelligent decision-making method for a capturable position of a spatial non-cooperative target. The method comprises the steps of 1, generating a space target point cloud; step 2, constructing a capture prediction network; step 3, training the capture prediction network constructed in the step 2; and step 4, utilizing the capture prediction network trained in the step 3 to perform prediction capture on the space target point cloud generated in the step 1. The method is used for solving the computer vision problem of grabbing prediction.

The present invention discloses a method for preparing children's heterophoria correction glasses, comprising: step 1, determining the type and level of heterophoria: shining a penlight between the eyebrows of the tested child, covering one eye and observing the eye movement of the other eye to determine the type and level of heterophoria; step 2, accurately detecting the heterophoria amount; step 21, correcting farsightedness: obtaining the myopia correction diopter of the tested child; step 22, finely measuring the heterophoria amount; step 23, adding a floating heterophoria amount; step 3, preparing heterophoria correction glasses: based on the heterophoria amount obtained in step 2, manufacturing a prism with a degree corresponding to the heterophoria amount, and combining the prism with a spherical lens with a correction diopter matching the tested child to prepare children's heterophoria correction glasses. This method can prepare glasses that accurately correct children's heterophoria, thereby solving various vision problems caused by heterophoria in children.

The embodiment relates to an eye vision correction demonstration teaching aid which comprises a parallel light source, a lens for correcting vision and a first convex lens used as a crystalline lens, and is characterized by further comprising a cylinder and a fixing plate, a smoke generating assembly capable of generating smoke is arranged in the cylinder, the top end of the cylinder is provided with an upper end opening, and the upper end opening is provided with a lower end opening. A mark serving as a retina is arranged on the outer wall of the cylinder; the fixing plate is arranged in the barrel and located below the upper end opening, a through hole allowing parallel light to penetrate through is formed in the middle of the fixing plate, the first convex lens is arranged on the fixing plate, and the lens is detachably arranged above the first convex lens and located below the parallel light source. The vision problem demonstration instrument has the advantages that the cause of formation of vision problems and the correction result can be displayed, the whole experiment process is convenient to operate, less time is consumed, the change of a light path can be displayed due to the fact that the cylinder body is filled with smoke, and the experiment phenomenon is more obvious and clearer.

The utility model discloses a peep-proof liquid crystal display screen, which relates to the technical field of peep-proof liquid crystal display screens and comprises an adjusting mechanism which further comprises a rear frame. The height of the display screen main body is adjusted through the adjusting mechanism, so that the display screen can adapt to obvious differences of heights and sitting posture habits of different users, can accurately adapt to individual requirements, assists the users to maintain natural and comfortable sitting postures, prevents long-time head raising or head lowering caused by improper height of the display screen, and improves the user experience. According to the invention, excessive tension and fatigue of neck, shoulder and back muscles are avoided, the body is always kept in a pleasant state in the use process, the working and learning efficiency is greatly improved, meanwhile, the proper height can ensure that eyes gaze a screen at the most proper angle, unnecessary adjustment actions of upper and lower muscles of the eyes are reduced, eye fatigue is reduced, and the health of a user is improved. The visual problems of myopia, astigmatism and the like are effectively prevented, glare and reflection of ambient light on the screen can be ingeniously avoided, and a good visual environment is created for eyes.

The utility model discloses an intelligent support, which comprises a bearing platform, a detection device, a driving device and a control module, and is characterized in that the bearing platform is used for placing an electronic product; the detection device is used for detecting the distance from the head of a human body to the electronic product; the control module can receive signals output by the detection device so as to control the driving device to drive the bearing table to move back and forth in the direction of the human body, and therefore the distance between the electronic product and the head of the human body can be adjusted. Through cooperation of the bearing table, the detection device, the driving device and the control module, the distance between the electronic product and a user can be changed according to setting, eye fatigue, blurred vision, dry eyes, eye discomfort and other vision problems can be effectively solved, the user can be reminded to change the posture through movement of the bearing table, and the user experience is improved. Damage to cervical vertebra, lumbar vertebra and the like is reduced, and the use experience of a user can be effectively improved.

The utility model relates to the field of teaching tools. In daily teaching, for children with poor eyesight and intellectual disabilities, learning these basic mathematical knowledge is undoubtedly a huge challenge. Due to their own intellectual disabilities and vision problems, these children find it difficult to clearly see the content of real objects or blackboards, so they lack effective ways to understand and learn knowledge, which makes them encounter many difficulties in the process of studying. In order to solve the above problems, the utility model discloses a comparative size light-sensing operation box for children with special needs, including a circular component, a triangular component, a square component and a spherical component placed inside a storage box. This teaching tool with a luminous function not only meets the needs of children with poor eyesight and intellectual disabilities, so that they can clearly see what they have learned, but also can be assembled into larger objects to adapt to the cognitive ability of children with special needs.

An image light guide system that manages focusing discrepancies between real-world and virtual objects presented to the viewer and manages vision problems affecting the focusing capabilities of the particular viewer as well as reducing demands on the viewer's eyes for viewing virtual objects together with real-world objects within the same field of view. The image light guide system includes a negative-power optical element and a positive-power optical element arranged to focus a virtual object at a distance less than optical infinity with respect to an eyebox while ensuring that the focusing distance of real-world objects in the same field of view remain unchanged. The image light guide system also includes one or more optical elements that provide one or more corrective optical contributions to correct for the viewer's specific optical aberrations.

The application discloses a vision natural healing method and system based on sound waves and physical training and belongs to the technical field of vision rehabilitation. The method does not need injection, medicine taking, massage and massage, and does not depend on any instrument, and only through sound waves to relax the spastic ciliary muscle, combined with the pure physical training and pulse technology to stimulate the eye acupoints, the vision can be quickly recovered. For the myopia patients within 300 degrees, the normal vision can be recovered in 2 days; for the myopia patients within 400-600 degrees, the normal vision can be recovered in 4-6 days, and the method has remarkable curative effects on astigmatism, hyperopia and amblyopia. The application has the advantages of simple operation, high safety and quick effect, and provides an efficient natural healing scheme for the patients with vision problems.

This application provides an LED full-color display enhancement device, including an LED display body. A rear cover and a front cover are respectively disposed on the outer walls of both sides of the LED display body. An LED display screen is embedded in the bottom inner wall of the front cover. A circuit board is disposed on the inner wall of the middle part of the LED display body. A reflective liquid bladder plate is disposed on the inner wall between the LED display screen and the circuit board. The LED display screen and the circuit board are electrically connected via a ribbon cable. One outer wall of the reflective liquid bladder plate is concave and concave, and a reflective coating is applied to the concave outer wall. A snap-fit ​​assembly is provided at the connection between the rear cover and the front cover. In this LED full-color display enhancement device, when a user views the display screen, an eye-tracking camera monitors the user's eyes, acquires pupil data, analyzes the pupil data, identifies the user's vision problems, and adaptively optimizes and enhances the LED display parameters according to an algorithm based on the corresponding vision problems, thereby achieving adaptive enhancement of the LED full-color display.

The utility model relates to the technical field of posture correction instruments, and particularly discloses a multifunctional posture correction Bluetooth alarm device for crooked head and humpback, which comprises a front shell, a rear shell is arranged at one end of the front shell, a wearing structure is jointly mounted on two sides of one end of the front shell and two sides of one end of the rear shell, and a mounting shell is arranged at one end of the rear shell. A touch panel is installed in the installation shell in an embedded mode, a main control panel is installed in the rear shell, a Bluetooth module is installed at one end of the main control panel, a side inclination angle module and a battery are installed on the two sides in the front shell respectively, the wearing structure comprises a left shell and a right shell, and one end of the left shell is fixedly connected with a circular shell cover; the posture change of a child can be caught sensitively, bad postures such as humpback or crooked head can be corrected, the child is guided to adjust postures, the vision problems such as myopia, impaired vision, strabismus and ametropia are effectively prevented, and potential health risks such as torticollis, unbalanced development of the two sides of the neck, high and low shoulders and scoliosis are avoided.

The utility model provides a vision correction device, which relates to the technical field of vision correction, and comprises a correction mechanism, a limiting mechanism is arranged in the correction mechanism, the correction mechanism comprises a seat plate, a connecting frame is arranged at one end of the seat plate, a worm gear is arranged at one end of the side surface of the connecting frame, a middle plate is arranged at the top of the worm gear, and the middle plate is connected with the connecting frame. And a binding belt is arranged at one end of the middle plate. According to the chest restraint device, the worm can rotate through the rotating handle, the worm gear can be affected in the rotating process to drive the middle plate to rotate, due to the fact that the middle plate is rotated, one end of the restraint strap can be wound, the chest position of a child can be restrained along with continuous winding, and therefore the chest restraint device is convenient to use. The positions of the head and the eyes of the child are adjusted by changing the sitting posture, then the sight line angle is changed, and if the child has some vision problems such as inaccurate eye focusing or sight line deflection, the sight line angle of the sitting posture is adjusted, so that the problems can be solved.

1. Name of the product in this design: Vision therapy device. 2. Purpose of this design: To house and realize the light source system, which provides non-invasive light stimulation to the eyes by emitting light of a specific wavelength, with the aim of treating or alleviating related vision problems and eye strain. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.

A rotating disc type human visual system training device, which stimulates and induces visual system coordinated regulation to improve vision problems by dynamically changing the focal depth of eye imaging. The scheme is that the training device comprises a shell, a rotating disc, a light blocking disc and a rotating disc control mechanism. A set of training holes or training slits are uniformly arranged on the same circumference of the light blocking disc. The shell is provided with an observation hole. The rotating disc and the light blocking disc are driven to rotate by the rotating disc control mechanism. The observation hole on the shell is overlapped with the training hole or the training slit. The focal depth of eye imaging is dynamically changed by switching different sizes of the training hole or the training slit. The visual system training purpose is achieved. The beneficial effects are that the structure is simple, the cost is low, there is no side effect, the change gradient, the frequency and the combination form of the training hole or the training slit of the change of the focal depth of eye imaging are changed, the multi-dimensional stimulation and the induction of the visual system coordinated regulation function are realized, and the effect of improving the visual system coordinated regulation ability is achieved.

The invention belongs to the technical field of eye health management, and discloses a naked eye 3D visual health management method and system based on big data, electronic equipment and a storage medium, and the method comprises the steps: collecting a high-quality eye data set according to the eye physiological structure and behavior habit difference of a user; constructing a health assessment model based on the high-quality eye data set; evaluating the vision state of the user by using the health evaluation model; and generating a health management scheme based on the user vision state. According to the invention, not only can real-time vision state monitoring be provided, but also targeted vision protection suggestions can be provided according to the specific conditions of the user, so that vision health problems can be effectively prevented and managed. In combination with modern science and technology, the method is expected to bring revolutionary progress to the field of vision health management, the life quality of people is improved, and social and economic burdens caused by vision problems are reduced.

The invention relates to the technical field of vision monitoring, and particularly discloses an intelligent vision health monitoring method and system.The intelligent vision health monitoring system comprises visual chart software used for displaying and evaluating vision, the visual chart software is displayed through a television screen, and a calibration module is arranged in the visual chart software; an intelligent recognition algorithm is arranged in the visual chart software; a series of innovative technical schemes are provided, and integrity and traceability of data are ensured by establishing complete vision recording software; finally, more visual and friendly user interaction experience is provided by improving a user interface and an operation process, so that the application value of the television visual chart in family vision health management is comprehensively improved, the individual requirements of all users can be met, the particularity of different users possibly caused by eye disease types, ages or vision problems can be met, and the user experience is improved. In this way, a specific type of visual chart or finer sighting mark design is not needed, and the flexibility of vision detection is improved.

Systems (100) and methods (300; 400) are provided that leverage a smartphone-based application (107) integrated with a low-cost VR headset (101) to conduct visual field testing (300) at home. The disclosed systems and methods deliver standardized perimetry tests, mimicking clinical-grade evaluations, by presenting a series of controlled light stimuli at predefined locations in the user's visual field. Unlike prior art solutions, this approach significantly reduces costs while increasing accessibility, making regular eye health monitoring feasible for individuals in remote or underprivileged areas.

A system and method for electrical stimulation of the human body, and in particular, to systems and methods for electrode systems and signal delivery used in electrical-stimulation treatment, testing and monitoring of vision problems of a patient, analyzing the results of the treatments, and monitoring to determine, for example, whether a medical treatment for the patient needs to be continued and / or altered, wherein the design and placement of the electrode systems and adjustment of signals delivered to the electrodes facilitate adjustment of the geometry of signal flow through the tissues of the patient.

The utility model discloses an ear hanging type vision reminder, and belongs to the technical field of vision reminders. The device comprises a hanging lug which is rotatably arranged on a hanging box, a control mainboard which is arranged in the hanging box, a loudspeaker and a ball switch, when the hanging ear is hung on the outer side of an ear, the hanging box is rotated to enable a ball in the ball switch to roll to a non-connection end, and the control mainboard controls the loudspeaker not to play voice; when the user lowers the head, a ball in the ball switch rolls to the connection end, and the control main board controls the loudspeaker to play reminding voice. When a user lowers the head, a ball in the ball switch rolls to a switch-on end, and the control mainboard controls the loudspeaker to play reminding voice; good working habits can be conveniently and effectively kept, and the health problem that vision is affected due to unconscious head lowering in work is solved.

The invention provides an LED full-color display enhancing device which comprises an LED display body, a rear cover and a front cover are arranged on the outer walls of the two sides of the LED display body respectively, an LED display screen is embedded in the inner wall of the bottom of the front cover, a circuit board is arranged on the inner wall of the middle of the LED display body, a reflection liquid bag plate is arranged on the inner wall between the LED display screen and the circuit board, and the reflection liquid bag plate is arranged on the inner wall between the LED display screen and the circuit board. The LED display screen and the circuit board are electrically connected through a flat cable, the outer wall of one side of the reflection liquid bag plate is in an inwards-concave cone shape, the inwards-concave outer wall is coated with a reflection coating, and a clamping assembling assembly is arranged at the connecting position of the rear cover and the front cover; according to the LED full-color display enhancement device, when a user watches the display screen, the eye movement tracking camera carries out eye movement tracking monitoring on the eyes of the user, pupil data are obtained through monitoring, the pupil data are analyzed, the vision problem of the user is recognized, LED display parameters are self-adaptively optimized and enhanced according to an algorithm corresponding to the vision problem, and the user experience is improved. And adaptive enhancement of LED full-color display is realized.

The utility model provides a contact lens assembly which can improve the prevention and control effect of myopia and the like. The contact lens assembly comprises a plurality of lenses used for the same eye, each lens is provided with a central correction area and a pattern area arranged around the central correction area, each central correction area has set focal power or zero focal power for correcting vision, and at least one of patterns and colors of the pattern areas among the lenses is different. The central correction areas of the plurality of lenses have the same focal power. By the adoption of the structure, due to the fact that the different pattern areas are arranged among the lenses, a wearer can wear the lenses orderly or disorderly in sequence, stimulation of different and variable light quantities or color vision or the combination of the light quantities and the color vision can be formed on eyes in sequence, generation of drug resistance can be restrained, and myopia and the like can be effectively prevented and controlled.