CN209933427U - Binocular stereo vision myopia therapeutic instrument - Google Patents
Binocular stereo vision myopia therapeutic instrument Download PDFInfo
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- CN209933427U CN209933427U CN201821968840.7U CN201821968840U CN209933427U CN 209933427 U CN209933427 U CN 209933427U CN 201821968840 U CN201821968840 U CN 201821968840U CN 209933427 U CN209933427 U CN 209933427U
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Abstract
The utility model relates to the field of medical electronic equipment, in particular to a binocular stereo myopia treatment instrument, which comprises an eyepiece part, a lens barrel and a control part, wherein the eyepiece part is arranged at one end of the lens barrel and is used for allowing the binocular of a user to observe the inside of the lens barrel; the lens cone is a closed cylinder body, the inside of the lens cone is provided with two liquid crystal display screens, the number of the liquid crystal display screens is two, the liquid crystal display screens are arranged on the left side and the right side respectively, and the inside of the lens cone is also provided with a clapboard which is used for enabling the left eye and the right eye to watch the left liquid crystal display screen and the right liquid crystal display screen; the display control module and the memory are used for storing the picture files; the image file comprises a plurality of pairs of stereoscopic images with different sensitivities, and the display control module is used for using each pair of stereoscopic images to be displayed on the left liquid crystal display screen and the right liquid crystal display screen respectively; the binocular stereoscopic vision training device further comprises a confirmation key electrically connected with the display control module and used for triggering the display control module to switch stereoscopic vision pictures for users to perform binocular stereoscopic vision training, and the binocular stereoscopic vision training device has the characteristics of small size and convenience in use.
Description
Technical Field
The utility model relates to an electronic equipment field for the medical treatment, concretely relates to two mesh three-dimensional myopia therapeutic instrument of looking.
Background
Stereoscopic vision is the perception ability of a visual organ to accurately judge the three-dimensional space position of an object, and is an independent high-level visual function established on the basis of a binocular simultaneous visual function and a fusion function. Because two eyes are horizontally separated, an object is imaged on the left retina and the right retina, the positions of the objects have small non-corresponding difference, namely binocular parallax (parallax for short), two-dimensional image information with parallax of the two retinas is transmitted into a brain through a visual passage to be subjected to complex information processing to form three-dimensional space vision with three-dimensional depth sense, the index for evaluating the three-dimensional visual function of a human body is three-dimensional sharpness and also called three-dimensional visual sensitivity, the unit is arc seconds, the smaller the degree of vision is, the higher the sensitivity is, and the lower the sensitivity is, and the three-dimensional visual function can be improved through training of the three-dimensional visual function for people with insufficient.
The existing training method for stereoscopic vision function mainly includes a homography method, vision-enhancing software for calculation, and the like, and in addition, some training in the aspect of fusion function is also provided, although certain effect is achieved, large-scale equipment is needed to be matched with auxiliary external equipment, such as opportunity, or a computer and a projector are matched with red/green/polarization glasses, so that the equipment is complex and expensive, and is very inconvenient to use.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a two mesh three-dimensional myopia therapeutic instrument to supply the user at two mesh three-dimensional training, have equipment small, convenient to use's characteristics.
The binocular stereovision myopia therapeutic apparatus comprises an eyepiece part and a lens cone;
the lens cone is a closed cylinder body;
the eyepiece part is arranged at one end of the lens cone and is used for binocular observation of a user in the lens cone;
one end of the lens cone, which is opposite to the eyepiece part, is provided with two liquid crystal displays, the number of the liquid crystal displays is two, the liquid crystal displays are arranged on the left side and the right side, and a partition plate used for enabling left and right eyes to watch the left and right liquid crystal displays separately is arranged in the lens cone;
the display control module and the memory are used for storing the picture files;
the image file comprises a plurality of pairs of stereoscopic images with different stereoscopic sensitivity, and the display control module is used for displaying each pair of stereoscopic images on the left liquid crystal display screen and the right liquid crystal display screen respectively;
the display control module is electrically connected with the display control module and used for triggering the display control module to switch the stereoscopic picture.
The stereoscopic picture is a special image-fused picture, the graphics in each pair of pictures have slight difference, namely, horizontal parallax exists, such a pair of pictures respectively fall on the non-corresponding areas of the retina in two eyes, the horizontal parallax is perceived by the visual center to generate depth perception, the stereoscopic picture is usually designed for different stereoscopic sensitivities, that is, the stereoscopic sensitivity required by a human body for generating stereoscopic vision for different stereoscopic pictures is also different, and generally, the smaller the parallax between two pictures is, the higher the required stereoscopic sensitivity is. The stereoscopic vision picture for the left eye and the stereoscopic vision picture for the right eye are respectively displayed on the left display screen and the right display screen in the scheme, due to the existence of the partition plates, the visual fields of the left eye and the right eye are separated, different stereoscopic vision pictures on one liquid crystal display screen can be seen respectively, the stereoscopic vision pictures of the left eye and the right eye have parallax errors for inducing stereoscopic vision, so that the stereoscopic vision function of a user is induced, the stereoscopic vision sensitivity required by each pair of stereoscopic vision pictures is improved pair by pair, switching operation is carried out through the confirmation keys, and the user is helped to exercise binocular stereoscopic vision step by step.
The utility model discloses a design of baffle and lens cone is direct to carry out "image sharing" to the eye about to use small and exquisite liquid crystal display to show the stereoscopic picture, abundant stereoscopic picture then can be saved to the memory, thereby realize the integrated design that a key was controlled, compact structure, convenient to use, very be fit for promoting.
Furthermore, the confirmation key also comprises keys which can be used for distinguishing and representing four directions of up, down, left and right; the picture displayed on the liquid crystal display screen is formed by combining four pairs of stereoscopic character pictures which need different stereoscopic visual sensitivities; the display control module is used for switching one or more pairs of up-down, left-right and four pairs of stereoscopic pictures according to the direction indicated by the keys.
The four information of 'up', 'down', 'left' and 'right' are inputted to the display control module by the confirmation keys, the picture displayed on the LCD screen is composed of four pairs of stereoscopic pictures with different stereoscopic sensitivities, if the user confirms that any one of the pictures generates stereoscopic vision, the direction key corresponding to the position of the picture is pressed, if: when the user confirms that the stereoscopic vision picture above the picture generates the stereoscopic vision, the display control module learns that the user generates the stereoscopic vision to the picture above the picture by inputting the 'up' through the confirmation key, and then the next group of pictures are replaced on the basis of the stereoscopic vision sensitivity required by the picture, so that the stereoscopic vision sensitivity required by the stereoscopic vision picture is improved, and the user is helped to exercise the stereoscopic vision in a progressive mode.
Further, the eyepiece portion includes a lens group including a plurality of switchable positive/negative sphere lenses and a switching structure.
The lens group of the positive/negative spherical lenses can enable a plurality of different images of an object, and the light ray vergence can be improved by adding the positive/negative spherical lenses in front of eyes so as to induce adjustment training.
The object of certain distance if place positive sphere lens in front of the eye, can make light assemble once before reaching the eye earlier to can make the crystal adjust and weaken, if place negative sphere lens in front of the eye, can make light disperse once before reaching the eye earlier, will induce eye at this moment and adjust, make the crystal regulatory action reinforcing, just can assemble the light of dispersing on the retina, combine to reach the purpose that improves regulation lag and training regulation sensitivity through placing the positive and negative sphere lens of different degrees in front of the eye. For example, in order to see an object at 33cm, the human eye needs to pay 3D accommodation, if a +3D ball lens is placed in front of the eye, the accommodation required by the eye is 0, and the eye is in a completely relaxed state, and if a-3D ball lens is placed in front of the eye, the human eye needs to pay 6D accommodation, the ciliary muscle of the user continuously acts to change the curvature of the crystalline lens, so that the ciliary muscle is trained, the continuously trained ciliary muscle enhances the accommodation capacity, and the method is helpful for the user to treat pseudomyopia caused by accommodation lag and insufficient accommodation sensitivity and prevent the pseudomyopia from developing into true myopia.
The lens barrel further comprises a lens part, wherein the lens part comprises a cavity with an opening on one surface, and the bottom surface in the cavity, which is opposite to the opening, and the end surface of the lens barrel, which is provided with one end of the eyepiece part, share one surface;
the outer contour of the upper opening part of the house mirror part is matched with the periphery of the eyes of the human face.
Make the space seal that the cavity in people's face eye and the room mirror portion enclosed jointly when using better, the user is also more comfortable, simultaneously can be fine shelter from the light all around of people's eye for the user can not receive outside light's influence when using this embodiment, more for being absorbed in the inside change of lens cone, guarantees the training quality.
Furthermore, the memory also stores prompt voice information, and also comprises a voice playing module and a loudspeaker which are used for playing the prompt voice.
Prompt information is broadcasted through voice, and a user is guided to use the voice prompt information quickly.
Further, the length of the lens barrel is 30-40 cm.
The distance meets the requirement of eye hygiene for teenagers.
Drawings
Fig. 1 is an external schematic view of the binocular stereovision myopia treatment apparatus in the embodiment of the present invention.
Fig. 2 is a schematic view of the internal structure of the binocular stereovision myopia treatment apparatus shown in fig. 1.
Fig. 3 is a schematic block diagram of the binocular stereovision myopia treatment apparatus in fig. 1.
Detailed Description
The present invention will be described in further detail with reference to the following embodiments:
the embodiment of the present invention is shown in fig. 1 to 3, and the reference numerals in the drawings include: lens barrel 1, lens 2, carousel 3, baffle 4, mainboard 5, room mirror portion 6, observation hole 7, stereoscopic vision function key 8.
As shown in fig. 1, the binocular stereovision myopia therapeutic apparatus in this embodiment includes an endoscope portion and a lens barrel.
The room mirror portion is a one side open cavity, and the bottom surface that this cavity is relative with the opening shares a face with the terminal surface of the one end of lens cone, and this end is the eyepiece end of lens cone, and eyepiece end is opened on the area in the cavity has two observation holes with people's eyes complex, and the user can see through in the observation hole sees the lens cone.
The outer profile of opening portion cooperates all around with the eye of people's face in the room mirror portion for the space seal that the chamber in people's face eye and the room mirror portion encloses jointly when using is better, and the user is also more comfortable, and the while can be fine shelters from the light all around of people's eye, makes the user can not receive the influence of outside light when using this embodiment, more for being absorbed in the inside change of lens cone, guarantees the training quality.
The structure in the lens barrel is shown in fig. 3, and comprises a turntable, a lens group, a linkage gear and a partition plate. The lenses in the lens group are circumferentially and uniformly distributed on a turntable, teeth are arranged on the periphery of the turntable, and the arrangement sequence of the lenses on the left turntable and the right turntable is the same; the center of the rotary table is rotationally connected to the inner wall of the eyepiece end of the lens cone through a rotating shaft, a linkage gear for simultaneously driving the two rotary tables to rotate is meshed between the left rotary table and the right rotary table, the rotary tables can be driven to simultaneously switch one same lens to the observation hole through the rotation of the linkage gear, the linkage gear is driven by a stepping motor, and the rotation of the stepping motor is controlled by a motor control module. The lens group in this embodiment includes four positive/negative sphere lenses of +2.5D, +1D, -1D, and-2.5D, and 2ΔBottom outwards, 3ΔBottom out and 4ΔThree triangular prisms with bottom outwards, and seven lenses.
As shown in fig. 2. A clapboard for dividing the visual field is arranged at the middle position between the left and the right eyes in the lens barrel, so that the left eye cannot see the part of the lens barrel on the right side of the clapboard, and vice versa; the length of the inner cavity of the lens barrel is 30-40 cm, and 40cm is preferably adopted in the embodiment; the light sources not shown in fig. 2 are arranged in 5 pairs, symmetrically arranged on two sides of the partition board near the inner wall of the top of the lens cone and arranged in a line; a pair of light sources is provided in the lens barrel at positions of 10cm, 16cm, 20cm, 33cm and 40cm from the eyepiece end. The light source in the embodiment comprises a white light sighting mark lamp and a three-color sighting mark lamp; the white light sighting target lamp in the embodiment can be but not limited to a white light emitting LED lamp bead, and in order to arouse the interest of a user, a sighting target image composed of elements such as lines and/or geometric figures is formed on the white light sighting target lamp, for example, a triangle, a square, a circle, an abstract animal image, a commonly used E-shaped icon on a vision inspection chart and the like; the visual target image is preferably black; the means for forming the sighting target image on the white light sighting target lamp is relatively existing, but not limited to, a shell made of transparent/semitransparent materials is covered on the outer part of a light-emitting element (LED lamp bead) to form a small-sized 'lamp box', and the sighting target image can be formed on the part of the 'lamp box' which can be seen by human eyes through an observation hole by means of printing and the like, similar technologies are common means in the field, and are not described herein again. The three-color sighting target lamp comprises one light emitting element for emitting red, yellow and green light respectively, or one single light emitting element capable of emitting three color lights in a switchable manner; adopt in this embodiment to send out red, yellow and green LED lamp pearl respectively one, the three is the quilt encapsulation of triangle-shaped arranging in a circular shape transparent lampshade.
The lens barrel comprises a lens barrel, a circuit board, a control system, a memory and a central control module, wherein the end, opposite to the eyepiece end, of the lens barrel is a circuit end, the circuit end is fixed on one side in the lens barrel, the circuit board is integrated with the control system which takes an MCU (microprogrammed control unit) as a core, the circuit board is covered with a left liquid crystal display screen and a right liquid crystal display screen which take a partition as a boundary and are used for displaying videos or pictures, and the control system comprises the memory for storing video files and; as shown in fig. 3, the central control module is respectively connected to the memory, the motor control module, the image display module, the voice playing module and the control panel disposed on the outer surface of the lens barrel, wherein the image display module is used for displaying the image content stored in the memory on the left and right liquid crystal displays under the control of the central control module, and the voice playing module is used for playing the voice prompt content stored in the memory through the speaker under the control of the central control module.
The control panel comprises a plurality of function keys, a user starts various training functions of the binocular stereovision myopia therapeutic apparatus by pressing the control keys, and the user cooperates with different lenses to observe various visual stimuli in the lens so as to train the adjusting function.
For example, pressing function key ① turns on the positive and negative sphere adjustment training, the central control module controls the motor control module to cause the turntable to switch the lenses in the viewport in a designated order, in which mode only positive and negative spheres are used;
the switching order of the positive and negative spherical mirrors may be: +2.50D → +1.00D → -2.50D → -1.00D → +2.50D, each of the sphere lenses being held at the observation hole for a period of at least 15 seconds;
displaying the fusion picture on the liquid crystal display screen while switching the spherical lens;
the central control module executes positive and negative ball lens switching of at least three cycles in one training period, in the first cycle, a fusion picture appears on the right liquid crystal display, and the left liquid crystal display is turned off, so that independent right eye training is realized; in the second cycle, a fusion picture appears on the left liquid crystal display, while the right liquid crystal display is turned off, and the left eye alone is trained; in the third cycle, fused pictures appear on the liquid crystal display screens at the left side and the right side, and the binocular training is realized.
When observing an object at a certain distance, if a positive sphere lens is placed in front of the eye, light can be converged once before reaching the eye, so that the lens adjustment can be weakened, if a negative sphere lens is placed in front of the eye, the light can be diverged once before reaching the eye, then the eye adjustment can be induced, so that the lens adjustment effect is enhanced, and the diverged light can be converged on the retina, for example, in order to see objects at 33cm, the human eye needs to pay 3D adjustment, if a +3D sphere lens is placed in front of the eye, the adjustment needed by the eye is 0, if a-3D sphere lens is placed in front of the eye, the adjustment needed by the eye is +6D, different sphere lenses can bring different convergence degrees before reaching the eyeball, so that each switching between sphere lenses can induce the adjustment function of the human eye, the training mode achieves the purposes of improving the adjustment lag and training the adjustment sensitivity by switching the positive and negative sphere lenses with different degrees in front of the eye, meanwhile, the form of image division of the left eye and the right eye is adopted for training, so that monocular training can be realized, meanwhile, the visual field of the left eye and the visual field of the right eye are separated through visual field isolation of the partition plate, the workload of the human brain visual center fusion function is increased, the visual fusion function and the center regulation sensitivity of the human brain are further exercised, the regulation lag is improved from the aspect of eye exercise and the aspect of brain perception function, and the regulation sensitivity is trained.
Pressing function key ②, starting prism induction training, the central control module controlling the motor control module to make the turntable switch the lens in the observation hole according to the appointed order, in this mode, only the triple prism is used;
the switching order within one cycle of the triangular prism may be: 2Δ→3Δ→4Δ→3Δ→2ΔEach prism is kept at the observation hole for at least 15 seconds, the whole training process comprises at least one cycle of switching, and the preferable scheme is to continuously train for two cycles; during training, the left liquid crystal display screen and the right liquid crystal display screen simultaneously display the fusion picture to realize binocular training.
Because the mode adopts the simultaneous training of two eyes, 4 eyes are actually born by the eyes in each switchingΔ→6Δ→8ΔThe set of accommodative values (AC values) produced by the triple prism of (a) is changed, thereby inducing a change in the accommodative function (a value) of the human eye; this is because the normal population adjustment and aggregation usually occur in a linkage manner, which is called as the adjustment on the adjustment aggregation ratio, i.e. the AC/A ratio, usually the range of the value is 2/1-6/1, the average value is 4/1, i.e. the adjustment aggregation of 4 units on average induces the adjustment of 1D, therefore, the adjustment response of human eyes can be stimulated and induced by changing the convergence demand, i.e. the AC value, by switching between the triple prisms, the training of the eye adjustment force is strengthened, thereby achieving the purpose of improving the phenomenon of adjustment lag and insufficient adjustment sensitivity, similarly, the visual field isolation of the partition plate separates the visual fields of the left and right eyes, increases the workload of the fusion function of the visual center of the human brain, further exercises the visual fusion function and the adjustment center sensitivity of the human brain, not only from the aspect of eye exercise, but also improves the adjustment lag from the aspect of the brain, training adjusts sensitivity.
Pressing a function key ③, starting distance movement adjustment training, and controlling a motor control module by a central control module to enable a turntable to switch a lens in an observation hole to be a +2.50D sphere;
a plurality of white light sighting target lamps in the lens cone sequentially light up/off from far to near and from near to far, and the specific sequence in one cycle is as follows: from the eyepiece end 40cm → 33cm → 20cm → 16cm → 10cm → 16cm → 33cm → 40 cm; in the process, the next white light sighting mark lamp is turned on, the previous white light sighting mark lamp is turned off, and each time of turning on lasts for 15 seconds, so that the visual effect of moving the sighting mark to be close/far is formed.
The central control module performs at least three cycles of turning on and off the white light sighting target lamps in one training period, and only the white light sighting target lamps on the right side of the partition board are sequentially turned on and off in the first cycle to realize independent right eye training; in the second cycle, only the white light sighting target lamps on the left side of the partition board are sequentially turned on and off to realize independent left eye training; in the third circulation, the white light sighting target lamps at the left side and the right side of the clapboard are sequentially turned on and off in pairs to realize binocular training.
After the white light sighting target lamp is lighted, the sighting target image on the white light sighting target lamp induces the watching of a user, the sighting target image is seen clearly, the adjusting function of human eyes is induced, the adjusting requirement is made by continuously changing the distance from the white light sighting target lamp to the eyeball so as to continuously induce new adjustment, thereby achieving the purpose of training the adjusting force of the eyes and improving the phenomena of lag adjustment and insufficient adjusting sensitivity of the user. Similarly, the visual field of the left eye and the visual field of the right eye are separated by the visual field separation of the partition plate, the workload of the human brain visual center fusion function is increased, the visual fusion function of the human brain is further exercised, the sensitivity of the center is adjusted, the adjustment lag is improved from the aspect of eye exercise and the aspect of brain perception function, and the adjustment sensitivity is trained.
Pressing the function key ④ to start the far and near focal color light induction regulation training, wherein the central control module controls the motor control module to switch the rotary disc to be a +2.50D sphere lens in the observation hole, and the multiple color light sighting target lamps in the lens barrel are sequentially turned on/off from far to near, wherein the specific sequence in a cycle is 40cm away from the eyepiece part → 33cm → 20cm → 16cm → 10cm, in the process, three color light LED lamp beads in each color light sighting target lamp are sequentially turned on and off in the sequence of green light → yellow light → red light → yellow light → green light, each lamp bead is turned on for 10 seconds each time, and after the turning-off of the color light LED lamp bead in one color light sighting target lamp completes a cycle, the next color light sighting target lamp is turned on and turned off to repeat the turning-on of the color light LED lamp beads to form the color sighting target 'moving close', and the visual effect of the color of the sighting target is continuously changed.
In a training period, the central control module performs at least three cycles of turning on and off the white light sighting target lamps, and in the first cycle, only the colored light sighting target lamps on the right side of the partition plate are sequentially turned on and off to realize independent right eye training; in the second cycle, only the colored light sighting target lamps on the left side of the partition board are sequentially turned on and off to realize independent left eye training; in the third circulation, the colored light sighting target lamps on the left side and the right side of the partition board are sequentially turned on and off in pairs to realize binocular training.
Because the spectrums with different wavelengths have different refractive indexes for the same dioptric medium (human eyes), the red light has long wavelength and low refractive index, the image is formed behind the retina (far vision out-of-focus state), the green light has short wavelength and high refractive index, the image is formed in front of the retina (near vision out-of-focus state) to stimulate the finer adjusting response of the human eyes, and the adjusting response stimulated by the adjusting requirement brought by the distance change of a light source is matched, so that the aim of exercising the adjusting capacity of the human eyes is fulfilled, and the phenomena of adjusting lag and insufficient adjusting sensitivity are improved. Meanwhile, the form of image splitting of the left eye and the right eye is adopted for training, so that monocular training can be realized, the visual fields of the left eye and the right eye are separated due to the visual field isolation of the partition plate, the workload of the human brain visual center fusion function is increased, the visual fusion function and the center regulation sensitivity of the human brain are further exercised, the regulation lag is improved from the aspect of eye exercise and the aspect of brain perception function, and the regulation sensitivity is trained.
Pressing down a stereoscopic vision function key to start stereoscopic function training, wherein the training function is also carried out by matching with the operation of the stereoscopic vision function key on one side of the lens cone; after the stereoscopic function key is pressed, the central control module controls the motor control module to enable the turntable to switch the spherical lens with +2.50D of lens in the observation hole, the left and right liquid crystal display screens respectively display stereoscopic pictures for the left eye and the right eye, because of the existence of the partition board, the visual fields of the left eye and the right eye are separated, and the left eye and the right eye can only see different stereoscopic pictures on one liquid crystal display screen respectively, the stereoscopic pictures of the left eye and the right eye have the difference for inducing the stereoscopic vision, so the stereoscopic vision function of a user is induced, the integration of the left eye image and the right eye image is completed by utilizing the perception function of the brain, when the user confirms that the stereoscopic vision appears, pressing the stereoscopic function key again to show confirmation, and displaying the next pair of stereoscopic pictures on the liquid crystal display screen, wherein the stereoscopic sensitivity required by each pair of stereoscopic pictures is improved pair by pair, thereby progressively helping the user to practice stereoscopic vision.
In a more preferred embodiment, the stereoscopic function key further includes keys capable of indicating up, down, left, and right directions differently, that is, four information of "up", "down", "left", and "right" can be input to the central control module through the stereoscopic function key, the image displayed on the liquid crystal display screen is formed by combining four pairs of stereoscopic character images requiring different stereoscopic sensitivities, and if the user confirms that a stereoscopic vision is generated for any one of the four pairs of stereoscopic character images, the direction key corresponding to the position of the image is pressed, for example: when the user confirms that the stereoscopic vision picture above the picture generates the stereoscopic vision, the upper part is input through the stereoscopic vision function key, the central control module learns that the user generates the stereoscopic vision on the picture above the picture, and then the next group of pictures are replaced on the basis of the stereoscopic vision sensitivity required by the picture, so that the stereoscopic vision sensitivity required by the stereoscopic vision picture is improved, and the user is helped to exercise the stereoscopic vision in a progressive mode.
When the training device is started and different function keys are pressed, the voice playing module plays the voice prompt contents stored in the memory through the loudspeaker under the control of the central control module, the played voice prompt contents are different in different states (starting or starting different training modes), and the voice prompt aims to guide a user to use the training device in different states, so that the voice prompts in different training modes are naturally different, and the voice prompts are played before training begins, so that the preparation time is reserved for the user.
The embodiment provides a plurality of different modes, different technical means are adopted to induce the adjusting function of the user, the user can train the adjusting capability, the training means are rich, the interestingness is high, and the user, particularly a teenager user, cannot feel boring; the left and right eye image separating mechanism is used, the training of a brain perceptual function level is introduced to strengthen the sensitivity of the adjusting center of a user while the eye training is carried out, the adjusting capability of the user can be enhanced through continuous exercise, the adjusting sensitivity of the user can be improved, the adjusting fusion reserve power of the user is increased, and therefore the effects of improving the adjusting lag and the adjusting sensitivity insufficiency and preventing the formation of myopia are achieved.
The above description is only for the embodiments of the present invention, and the common general knowledge of the known specific structures and characteristics in the schemes is not described herein too much, and those skilled in the art will know all the common technical knowledge in the technical field of the present invention before the application date or the priority date, can know all the prior art in this field, and have the ability to apply the conventional experimental means before this date, and those skilled in the art can combine their own ability to perfect and implement the schemes, and some typical known structures or known methods should not become obstacles for those skilled in the art to implement the present application. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.
Claims (6)
1. A binocular stereovision myopia therapeutic apparatus comprises an eyepiece part and a lens cone;
the lens cone is a closed cylinder body;
the eyepiece part is arranged at one end of the lens cone and is used for binocular observation of a user in the lens cone;
the liquid crystal display glasses are characterized in that one end, opposite to the eyepiece part, in the lens cone is provided with two liquid crystal displays, the number of the liquid crystal displays is two, the liquid crystal displays are arranged on the left side and the right side respectively, and a partition plate used for enabling left and right eyes to watch the left and right liquid crystal displays separately is arranged in the lens cone;
the display control module and the memory are used for storing the picture files;
the image file comprises a plurality of pairs of stereoscopic images with different stereoscopic sensitivity, and the display control module is used for displaying each pair of stereoscopic images on the left liquid crystal display screen and the right liquid crystal display screen respectively;
the display control module is electrically connected with the display control module and used for triggering the display control module to switch the stereoscopic picture.
2. The binocular stereoscopic myopia treatment apparatus of claim 1, wherein: the confirmation key also comprises keys which can be used for distinguishing and representing four directions of up, down, left and right; the picture displayed on the liquid crystal display screen is formed by combining four pairs of stereoscopic pictures with different stereoscopic vision sensitivities; the display control module is used for switching one or more pairs of up-down, left-right and four pairs of stereoscopic pictures according to the direction indicated by the keys.
3. The binocular stereoscopic myopia treatment apparatus of claim 1, wherein: the eyepiece portion comprises a lens group containing a plurality of switchable positive/negative spherical lenses and a switching structure.
4. The binocular stereoscopic myopia treatment apparatus of claim 1, wherein: the endoscope part comprises a cavity with an opening on one surface, and the bottom surface in the cavity, which is opposite to the opening part, and the end surface of the lens barrel, which is provided with the eyepiece part, share one surface;
the outer contour of the upper opening part of the house mirror part is matched with the periphery of the eyes of the human face.
5. The binocular stereoscopic myopia treatment apparatus of claim 1, wherein: the memory also stores prompt voice information, and also comprises a voice playing module and a loudspeaker which are used for playing prompt voice.
6. The binocular stereoscopic myopia treatment apparatus of claim 1, wherein: the length of the lens barrel is 30-40 cm.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111568712A (en) * | 2020-06-15 | 2020-08-25 | 西安爱乐医疗科技有限公司 | Simple synoptophore with open rotating arm and dynamic display sighting mark |
| CN111588603A (en) * | 2020-06-18 | 2020-08-28 | 郑州福盛康医疗设备有限公司 | Myopia training appearance that multi-functional automatically controlled carousel and display screen are constituteed |
-
2018
- 2018-11-27 CN CN201821968840.7U patent/CN209933427U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111568712A (en) * | 2020-06-15 | 2020-08-25 | 西安爱乐医疗科技有限公司 | Simple synoptophore with open rotating arm and dynamic display sighting mark |
| CN111588603A (en) * | 2020-06-18 | 2020-08-28 | 郑州福盛康医疗设备有限公司 | Myopia training appearance that multi-functional automatically controlled carousel and display screen are constituteed |
| CN111588603B (en) * | 2020-06-18 | 2023-10-31 | 郑州龙视医疗器械有限公司 | Myopia training instrument composed of multifunctional electric control turntable and display screen |
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