KR101882191B1 - Driving method of auto focus glasses - Google Patents

Abstract

The present invention relates to a method of driving an auto-focusing eyeglass lens, which can freely adjust the focus of a lens according to a demand of a wearer, and at the same time, The present invention relates to a driving method of an automatic focusing glass which can easily adjust a focus of an automatic focusing lens.

Description

Technical Field [0001] The present invention relates to a driving method of auto focus glasses,

The present invention relates to an auto-focus adjusting eyeglass and a driving method thereof, and more particularly, to a self-focusing eyeglass which can be conveniently and effectively coped with near vision, primordial or presbyopia by driving a lens module, And a method of driving the same.

According to the statistics of the National Statistical Office, the aged people over 65 years old in Korea are already over 10% of the total population and have already entered the aging society. After 10 years, the aged society (over 65 years old is more than 14% Is expected to reach a super-aged society (the elderly population aged 65 and over is more than 20% of the total population). There is a growing interest in age-related changes in visual acuity, and studies on ophthalmic diseases such as cataracts, age-related macula degeneration, and glaucoma are also under way.

According to the US National Institutes of Health, 90% of young adults wearing glasses between 12 and 17 years wear glasses that are nearsighted, whereas 90% of older adults wearing glasses wearing glasses between 65 and 74 wear glasses. This indicates that the refractive power of the eye is constantly changing over the course of the lifetime, and studies on the distribution of the refractive power of the eye according to age are already underway in various countries.

In addition, the use of magnifying glasses, double or triple focusing glasses, and progressive multifocal glasses are becoming necessary in the middle and old age due to the progress of presbyopia due to the diminished near vision due to the diminished accommodation power.

Since the double magnifying glasses provide only a near vision correction, there is a problem that they must be removed when looking at the distance. In the case of double or triple focusing glasses, both distant and near vision can be seen, .

In addition, dual or trifocal glasses and progressive multifocal glasses use a convex lens to view objects close to their eyes and a concave lens to view objects in the far field to view objects close to each other. There is an inconvenience to get off.

Further, in the case of the progressive multifocal lens, astigmatism increases as the prism effect and refractive power due to eccentricity increase, and the progressive stage becomes narrower as a result, so that there is a problem that a comfortable field of view can not be provided when viewing the intermediate distance.

SUMMARY OF THE INVENTION The present invention has been made to solve the above problems, and it is an object of the present invention to provide an auto-focusing eyeglass which can provide an optimum focus according to the wearer's eye condition and a driving method thereof.

It is another object of the present invention to provide an auto-focusing eyeglass which can adjust the focus of a spectacle lens freely when the wearer wears it, and a driving method thereof.

In addition, an auto-focusing eyeglass in which the focus of a spectacle lens is instantly adjusted to an optimum state suitable for a wearer who looks at a distant place, a near place, or a middle distance object by using a memory switch, and a driving method thereof .

Also, the present invention is to provide an auto-focusing eyeglass in which the movement of the wearer's head is measured through a tilt sensor and the focus of the spectacle lens is automatically adjusted to a focus corresponding to the near vision or the primitive state of the wearer, and a driving method thereof.

Also, it is an object of the present invention to provide an auto-focusing eyeglass and a driving method thereof that can easily adjust the focus of the wearer's auto-focusing glasses in cooperation with a smart phone.

Also, it is an object of the present invention to provide an auto-focusing eyeglass in which the focus is automatically adjusted in accordance with a change in a pupil of a wearer, and a driving method thereof.

It is also intended to provide an adjustment data calculation device and a driving method thereof that provide adjustment data, which is data necessary for adjusting the focus of a focus adjustment lens of an auto-focus adjustment eyeglass.

In order to accomplish the above object, the present invention provides a focus adjusting lens module; A driving module for transmitting the driving force required for adjusting the focus of the focusing lens module; A continuous focusing switch module; A focus memory switch module including one or more switches; A control module for detecting an on or off state of the continuous focus adjustment switch module or the memory switch module and controlling the drive module to adjust the focus of the focus adjustment lens module; And a memory module for storing current state data of the focus adjusting lens module, focal distance data of a wearer, focal point data of a wearer or focal point data of a focal point of the wearer in response to an instruction of the control module Thereby providing auto-focusing glasses.

Further, the present invention further provides a battery module for supplying power necessary for operation of the auto-focus adjusting glasses.

And a charging module for charging the battery module using electromagnetic induction or magnetic resonance generated from the outside.

Further, there is provided an autofocusing eyeglass characterized by further comprising a tilt sensor capable of measuring a tilt.

Also, the tilt sensor may include at least one of a gyro sensor, a tilt sensor, and a three-axis acceleration sensor.

The control module receives the tilt value from the tilt sensor, and when the tilt value is less than a predetermined first angle value, the control module controls the driving module to adjust the focusing lens in accordance with the wearer's near- When the tilt value is equal to or greater than a predetermined second angle value, instructs the driving module to adjust the focusing lens according to the wearer's intermediate focus data stored in the memory unit, Wherein the controller receives the tilt value from the tilt sensor and instructs the driving module to adjust the focus lens in accordance with wearer far vision focus data stored in the memory unit if the tilt value is equal to or greater than a predetermined third angle value Thereby providing auto-focusing glasses.

Also, the third angle value is greater than the second angle value, and the second angle value is greater than the first angle value.

And a wireless transmission / reception module that transmits data stored in the memory unit to the outside in response to an external request, receives data from the outside, and transmits the data to the memory module .

In addition, the wireless transmission / reception module is a wireless transmission / reception module, characterized in that the wireless transmission / reception module is a bluetooth module.

The control module transmits a pairing connection request to an external device, and performs a pairing connection with the external device through the Bluetooth module. When the external device transmits a request for data transmission, State data, focal point near-wearer data, focal-point-of-wearer focal point data, and wearer focal point focal point data to the external device.

The control module transmits a request for a pairing connection to an external device and performs a pairing connection with the external device through the Bluetooth module. The control module transmits current state data, focus data on the wearer's vicinity, And receives the focal point focal point data of the wearer and updates corresponding values stored in the memory module.

Also, the external device is a smart phone, and a pairing connection request, a data reception, or a data transmission request is performed by an app running on the smartphone .

The control module instructs the driving module to sequentially adjust the focus of the focusing lens module when the continuous focus adjusting switch module is recognized as on, and when the continuous focusing adjusting module is recognized as being off, Wherein the controller instructs the drive module to keep the focus of the focus lens module in a current state.

In addition, the focus memory switch module includes a far-focus memory switch; Intermediate focus memory switch; And a near vision focus memory switch.

In addition, the continuous focus adjustment switch module may be a touch sensor or a tact switch, the far-focus memory switch may be a touch sensor or a tact switch, the middle focus memory switch may be a touch sensor or a tact switch, Wherein the near vision focus memory switch is a touch sensor or a tact switch.

In addition, when the control module recognizes that at least two of the far-focus memory switch, the intermediate focus memory switch, and the near-focus memory switch are simultaneously turned on, the control module enters a memory setting mode Wherein the control unit instructs the drive module to sequentially adjust the focus of the focus adjusting lens module when one of the far-focus memory switch, the intermediate focus memory switch, and the near-focus memory switch is recognized as being on again, And when the switch in which the ON state is recognized is turned off, the current state of the focus lens module is stored in the memory module together with the switch information.

Further, the present invention provides an eyeglass accommodating a focus adjusting lens module, wherein a continuous focus adjusting switch module is formed on one leg of the eyeglass frame of the eyeglasses.

Further, the present invention provides an eyeglass accommodating a focus adjusting lens module, wherein a focus memory switch module including at least one switch is formed on the other leg of the eyeglass frame of the eyeglasses.

In addition, the present invention relates to a spectacle lens module comprising: a frame for accommodating a focus adjusting lens module, wherein a focus adjusting switch module is formed on one leg of the frame of the eyeglass frame, and a focus memory switch module Is provided on the optical axis of the lens.

In addition, the focus memory switch module includes a far-focus memory switch; Intermediate focus memory switch; And a near vision focus memory switch.

In addition, the continuous focus adjustment switch module may be a touch sensor or a tact switch, the far-focus memory switch may be a touch sensor or a tact switch, the middle focus memory switch may be a touch sensor or a tact switch, Wherein the touch sensor is a touch sensor or a tact switch.

The focusing lens module may be driven by any one of a fluid-filled, electrowetting, electroactive or alvarez method. .

Further, the present invention provides a method of controlling an image pickup apparatus, comprising: recognizing that a continuous focus adjustment switch is turned on; The control unit instructing the driving module to sequentially adjust the focus of the focus adjusting lens module as the continuous focus adjusting switch is turned on; Sequentially adjusting focus of the focusing lens module by the driving module; The control module recognizing that the continuous focus adjustment switch is turned off; Stopping the operation of the driving module that sequentially adjusts the focus of the focus adjusting lens module and instructing the control module to maintain the current state; And the control module reads the current state of the driving module and stores the current state in the memory module.

In addition, the present invention provides a method of controlling a control module, comprising: recognizing that at least two of the far-focus memory switch, the intermediate focus memory switch, and the near-focus memory switch are turned on at the same time; The control module entering a memory setting mode; The control module recognizing that the far-focus memory switch is turned on; Commanding the drive module such that the focus module of the focus lens module is sequentially adjusted; Sequentially adjusting focus of the focusing lens module by the driving module; The control module recognizing that the far-focus memory switch is turned off; The drive module stops focusing the focus lens module and maintains the current state; And the control module stores the current state of the focus-adjusting lens module in the memory module with the wearer's focal-point focus data.

In addition, the present invention provides a method of controlling a control module, comprising: recognizing that at least two of the far-focus memory switch, the intermediate focus memory switch, and the near-focus memory switch are turned on at the same time; The control module entering a memory setting mode; The control module recognizing that the progressive focus memory switch is turned on; Commanding the drive module such that the focus module of the focus lens module is sequentially adjusted; The driving module sequentially adjusting focus of the focusing lens module; The control module recognizing that the progressive focus memory switch is turned off; The drive module stops focusing the focus lens module and maintains the current state; And the control module stores the current state of the focus lens module in the memory module as focus data of the wearer in the memory module.

In addition, the present invention provides a method of controlling a control module, comprising: recognizing that at least two of the far-focus memory switch, the intermediate focus memory switch, and the near-focus memory switch are turned on at the same time; The control module entering a memory setting mode; The control module recognizes that the proximity focus memory switch is turned on; Commanding the drive module such that the focus module of the focus lens module is sequentially adjusted; Sequentially adjusting focus of the focusing lens module by the driving module; The control module recognizing that the proximity focus memory switch is turned off; And the control module stores the current state of the focus lens module in the memory module as focus data in the vicinity of the wearer.

The present invention also relates to a focus adjusting lens module; A driving module for transmitting the driving force required for adjusting the focus of the focusing lens module; A continuous focusing switch module; A focus memory switch module including one or more switches; A control module for detecting an on or off state of the continuous focus adjustment switch module or the memory switch module and controlling the drive module to adjust the focus of the focus adjustment lens module; A memory module for storing current state data of the focus adjusting lens module, focal distance data of a wearer, focal point data of a wearer or focal point data of a focal point of the wearer in response to an instruction of the control module; A battery module for supplying power necessary for the operation of the auto-focusing glasses; A charging module for charging the battery module using electromagnetic induction or magnetic resonance generated from the outside; And a charging cradle that supplies power to the charging module using electromagnetic induction or magnetic resonance.

In addition, the present invention provides an app running on a smart phone, wherein the app is paired with an auto-focusing eyeglasses, and the current state data of the focus adjusting lens of the auto-focusing eyeglasses, the focus data of the wearer, Focus data and wearer's focal point focus data in the order of date on the memory of the smartphone and displays current state data stored in date order on the memory of the smartphone, focus data on the wearer's vicinity, And the focal point data of the wearer and the focal point of the wearer are transmitted to the autofocus eyeglasses.

Further comprising: a step of pressing the continuous focus adjustment switch; Sequentially adjusting the focus of the focus lens module while the continuous focus adjustment switch maintains the pressed state; And stopping focus adjustment of the focus lens module and maintaining a current focus when the pressed state of the continuous focus adjustment switch is released.

In addition, the present invention provides a method comprising: simultaneously pressing at least two of a far-focus memory switch, an intermediate focus memory switch, and a near-focus memory switch; Pressing the far-vision focus memory switch; Sequentially adjusting focus of the focus lens module; Releasing the depression of the far-focus memory switch; Wherein the focusing of the focusing lens module is stopped and the current focus is maintained and the current state of the focusing lens module is stored in the memory module as focusing data of the wearer's far vision, Thereby providing a driving method of the spectacles.

In addition, the present invention provides a method comprising: simultaneously pressing at least two of a far-focus memory switch, an intermediate focus memory switch, and a near-focus memory switch; The intermediate focus memory switch being pressed; Sequentially adjusting focus of the focus lens module; Releasing the progressive focus memory switch; Wherein the focusing of the focus lens module is stopped and the current focus is maintained and the current state of the focus lens module is stored in the memory module with the wearer's focus adjustment record, Thereby providing a driving method of the spectacles.

In addition, the present invention provides a method comprising: simultaneously pressing at least two of a far-focus memory switch, an intermediate focus memory switch, and a near-focus memory switch; The near vision focus memory switch being depressed; Sequentially adjusting focus of the focus lens module; Releasing the depression of the near-focus memory switch; Wherein the focusing of the focusing lens module is stopped and the current focus is maintained and the current state of the focusing lens module is stored in the memory module in the focus adjustment recording in the vicinity of the wearer, Thereby providing a driving method of the spectacles.

In addition, the present invention provides a method comprising: And adjusting the focus of the focus adjusting lens in accordance with the user focus adjusting record stored in the memory module.

In addition, the present invention provides a method comprising: pressing an interim focus memory switch; And adjusting the focus of the focus adjusting lens according to the user's progressive focus adjusting record stored in the memory module.

In addition, the present invention provides a method comprising: And adjusting a focus of the focus adjusting lens according to a user's focus adjustment record stored in the memory module.

Further, the present invention provides a method comprising: providing a photographic image to a subject; Capturing an image of a pupil of a subject to be examined by the camera unit; Extracting a pupil position value and a pupil size value from an image captured by the camera unit; Calculating an adjustment data of a lens necessary for the adjustment data calculation unit to focus on a retina of an eye of an examinee based on a position value and a magnitude value of a pupil extracted by the pupil data extraction unit; And storing the adjustment data in the memory unit. [0012] According to the present invention,

The present invention also relates to a focus adjusting lens module; A driving module for transmitting a driving force for adjusting a focus of the focusing lens module; A camera module; A memory module for storing adjustment data to be adjusted by the focus lens module based on a pupil position value and a magnitude value of a wearer viewing the object; Extracting a position value and a magnitude value of the pupil from the received image, calling the adjustment data from the memory module based on the position value and the magnitude value of the extracted pupil, And a control module for instructing the driving module to adjust a focus of the focus adjusting lens module.

In addition, the camera module may include a first camera for taking an eye of one side; And a second camera for taking an eye of the other eye.

Further, the adjustment data stored in the memory module is generated by the adjustment data generation device.

According to another aspect of the present invention, there is provided a camera module, comprising: a camera module for capturing an image of a wearer's eye; Calculating a pupil position value and a magnitude value from an image received from the camera module; The control module calling from the memory module adjustment data corresponding to the position value and the magnitude value of the pupil; Instructing the driving module to adjust the focus of the focusing lens module based on the adjustment data; And adjusting the focal point of the focusing lens module by the driving module.

The present invention also relates to a camera comprising: a camera unit; A pupil data extraction unit that receives the image captured by the camera unit and extracts a position value and a magnitude value of the pupil from the received image; An adjustment data calculation unit that calculates adjustment data of a lens necessary for focusing on a retina of an eye of an examinee based on a position value and a magnitude value of a pupil extracted by the pupil data extraction unit; A memory unit for storing the adjustment data calculated by the adjustment data calculation unit; And a transmission unit for calculating the adjustment data calculated by the adjustment data calculation unit and transmitting the adjustment data stored in the memory unit to the auto-focus adjusting glasses.

According to another aspect of the present invention, there is provided a method for controlling a camera unit, comprising: capturing an image of a pupil of a subject; Extracting a pupil position value and a pupil size value from an image captured by the camera unit; Calculating an adjustment data of a lens necessary for the adjustment data calculation unit to focus on a retina of an eye of an examinee based on a position value and a magnitude value of a pupil extracted by the pupil data extraction unit; And storing the adjustment data in the memory unit. [0028] According to another aspect of the present invention, there is provided a method of operating an adjustment data calculation apparatus for an auto-focusing eyeglass.

Further comprising a step of storing the adjustment data in the memory unit and then transmitting the adjustment data to the auto-focus adjusting glasses. to provide.

The automatic focusing glasses and the driving method thereof according to the preferred embodiment of the present invention have the following effects.

First, there is an effect that one eyeglass can use by appropriately changing the focus according to his situation.

Second, unlike the progressive multifocal lens, the wearer adjusts the focus of the spectacle lens to have only one focal point, so that the prism effect generated in the progressive multifocal lens is not generated.

Third, since the prism effect is prevented, it is possible to solve discomfort such as diplopia, headache and the like when the wearer is stable.

Fourth, there is an effect of providing a comfortable field of view even when viewing the middle distance.

Fifth, since the auto-focusing glasses according to the preferred embodiment of the present invention can freely adjust nearsightedness or originality and secure a clear view, it is possible to prevent dizziness It is effective.

Sixth, the movement of the wearer's head is automatically analyzed to provide a changed focus for the near, intermediate, or far away situations, thereby maximizing convenience.

Seventh, it is possible to store the focus data (data) of the auto-focus adjusting glasses in association with the smart phone and to set the auto focus adjusting glasses by calling up the recorded focus data by date if necessary, It is effective.

Eighth, there is an effect that it is possible to provide an auto-focus adjusting eyeglass in which the focus of the focus adjusting lens is adjusted according to the change of the pupil of the wearer to maximize the convenience.

FIG. 1 is a view showing a state in which an image is formed in an eye of a normal person.
FIG. 2 is a view showing the eyeball of a person who is suffering from nearsightedness.
FIG. 3 is a view showing the inner appearance of the eye of a person who is suffering from pranism.
FIG. 4 is a view showing a user wearing a progressive multifocal lens.
FIG. 5 is a front view of an automatic focusing glass according to a preferred embodiment of the present invention.
6 is a view showing a side view of the auto-focusing glasses according to a preferred embodiment of the present invention.
FIG. 7 is a view showing the other side of the auto-focusing glasses according to a preferred embodiment of the present invention.
FIG. 8 is a view showing a state of a liquid-field lens in a normal state.
FIG. 9 is a view showing a state in which the liquid-field lens is changed to a concave lens.
FIG. 10 is a view showing a state in which the liquid-field lens is changed to a convex lens.
FIG. 11 is a view showing a state of an electrowetting lens in a normal state.
12 is a view showing a state of an electrowetting lens when a negative electrode power source is applied.
13 is a view showing the state of the electrowetting lens when applying the positive electrode power.
FIG. 14 is a view showing a state of one type of electro-active lens before power is applied.
FIG. 15 is a view showing an operation of an electro-active lens of one form.
FIG. 16 is a view showing an operation of another type of electro-active lens before power is applied.
FIG. 17 is a view showing an operation of another type of electro-active lens.
18 is a view showing a state of an Alvarez lens in a normal state.
FIG. 19 is a view showing a state in which the Alvarez lens is changed to a concave lens.
FIG. 20 is a view showing a state where the Alvarez lens is changed to a convex lens.
FIG. 21 is a block diagram showing the internal configuration of the auto-focusing glasses according to a preferred embodiment of the present invention.
FIG. 22 is a view showing a state in which the auto-focusing glasses according to the preferred embodiment of the present invention are being charged on the charging cradle.
FIG. 23 is a flowchart showing a method of driving the auto-focusing glasses according to the preferred embodiment of the present invention.
24 is a view showing a state in which the auto-focus adjusting glasses according to the preferred embodiment of the present invention is paired with a smart phone and data is exchanged.
FIG. 25 is a view showing a state of the auto-focusing glasses according to another embodiment of the present invention.
FIG. 26 is a view showing the internal configuration of the auto-focusing glasses according to another embodiment of the present invention.
FIG. 27 is a view showing an adjustment data calculation apparatus for an auto-focusing eyeglass according to another embodiment of the present invention.
FIG. 28 is a view showing a pupil of a subject to be examined through an adjustment data calculation device for an auto-focusing eyeglass according to another embodiment of the present invention. FIG.
FIG. 29 is a block diagram showing an internal configuration of an adjustment data calculation apparatus for an auto-focusing eyeglass according to another embodiment of the present invention.
30 is a flowchart showing a driving method of an adjustment data calculation apparatus for an auto-focusing eyeglass according to another embodiment of the present invention.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings. While the invention is susceptible to various modifications and alternative forms, specific embodiments thereof are shown by way of example in the drawings and are herein described in detail. It should be understood, however, that the invention is not intended to be limited to the particular forms disclosed, but includes all modifications, equivalents, and alternatives falling within the spirit and scope of the invention.

FIG. 1 is a view showing a state in which an image is formed in an eye of a normal person.

As can be seen from FIG. 1, this figure shows a state in which the focus is accurately formed on the retina of the eyeball 10, and this state is referred to as the on-time. In such an on-time state, images are clearly visible without wearing glasses or lenses, eliminating the need for glasses or lenses. However, modern people who are constantly in contact with advanced IT technologies, including TVs, computers, and smartphones, are experiencing problems of low vision and are uncommon in maintaining the status quo.

FIG. 2 is a view showing the eyeball of a person who is suffering from nearsightedness.

Myopia refers to the refraction of light when a parallel ray entering from the outside of the eyeball 10 passes through the cornea or lens, and thus an image of an extraneous phase is formed in front of the retina as shown in Fig. 2 (a). These myopia occur when the length from the cornea to the retina is longer than normal eyes or the refractive index of the cornea or lens is too strong. As a solution to this, as shown in FIG. 2 (b), the focus of the concave lens 20 is moved backward in front of the lens of the eyeball 10 so that images are formed on the retina so that the images are clearly visible.

FIG. 3 is a view showing the inner appearance of the eye of a person who is suffering from pranism.

As shown in Fig. 3 (a), the prism refers to a state in which the parallel rays entering the eye are refracted to focus on the back of the retina, resulting in a case where the refracting power is insufficient or the eyeball is relatively small. The treatment for the primitive is basically solved by placing the convex lens 30 in front of the lens of the eye 10 by moving the focus of the ray toward the retina.

FIG. 4 is a view showing a user wearing a progressive multifocal lens.

The progressive multifocal lens 40 is a lens for presbyopia correction that is designed to view all of the distant, intermediate, and near vision states with a single lens when difficulty in working due to the decrease in the accommodation power. In the past, in order to correct the presbyopia, a bifocal lens was used to view both near and far. However, recently, in order to simultaneously correct nearsightedness and hyperopia as presbyopia glasses, several lenses were attached together in one eyeglass The progressive multifocal lens 40 is commonly used.

The progressive multifocal lens has a distance part used for viewing an object at a distance, a near part used for viewing an object at a nearby place, and an intermediate part between the distance part and the middle part.

Therefore, a wearer wearing a progressive multifocal lens 40 may use a convex lens to look at a nearby object or a convex lens to look at a nearby object. To view a distant object, There is a discomfort to be heard.

In addition, when the wearer looks down on a small letter or when an object located at a relatively short distance is viewed, the object can be viewed through the convex lens instead of the concave lens, and the view is blurred.

FIG. 5 is a front view of an automatic focusing glass according to a preferred embodiment of the present invention.

The auto-focus adjusting glasses according to the preferred embodiment of the present invention may include a focus adjusting lens module 100 and a spectacle frame 200.

The focus-adjusting lens module 100 used in the auto-focusing glasses according to the preferred embodiment of the present invention is a lens capable of changing the focus, not providing a fixed focus like a glass lens, A lens, an electrowetting lens, an electroactive lens, or an alvarez lens. That is, since the focus or the dioptric power of the focus adjusting lens module 100 actively varies depending on the situation of the wearer rather than accommodating a lens having a plurality of dioptric powers in one eyeglass, a fatigue feeling due to the prism effect generated in the progressive multi- It is possible to eliminate the inconvenience of repeatedly moving the eyes upward and downward. The method of adjusting the focus of these lenses will be described in more detail below. The spectacle frame 200 of the auto-focus adjusting glasses according to the preferred embodiment of the present invention may be constructed such that the drive modules of the auto-focus adjusting glasses according to the preferred embodiment of the present invention receive the focus adjusting lens module 100 .

6 is a view showing a side view of the auto-focusing glasses according to a preferred embodiment of the present invention.

The continuous focus adjustment switch module 300 may be formed on one of the legs of the spectacle frame 200 of the auto-focus adjusting glasses according to the preferred embodiment of the present invention.

The continuous focus adjustment switch module 300 is a switch used to sequentially adjust the focus of the focus adjustment lens module 100. The user operates the continuous focus adjustment switch module 300 to find the best focus position . That is, when the wearer of the auto-focus adjusting glasses according to the preferred embodiment of the present invention looks fuzzy while looking at a long distance or a short distance, the user may press the continuous focus adjusting switch module 300, The focus of the focus adjustment lens module 100 can be maintained in the corresponding state by releasing the ON state of the corresponding switch module .

The continuous focus adjustment switch module 300 may be composed of a touch sensor or a tact switch. In the case of the touch sensor, the focus of the focus adjusting lens module 100 is continuously adjusted while the wearer applies the finger to the touch sensor. When the finger touch is performed, the focus change of the instant focus adjusting lens module 100 is stopped do. Similarly, in the case of the tact switch, the focal point of the focus adjusting lens module 100 is continuously changed while the wearer presses the tact switch, and when the tact switch is touched, the change stops and the corresponding focus is maintained .

Therefore, the wearer of the auto-focus adjusting glasses according to the preferred embodiment of the present invention can easily receive the glasses best suited to his / her situation by touching or pressing the continuous focus adjusting switch module 300 formed on one side of the spectacle frame have.

FIG. 7 is a view showing the other side of the auto-focusing glasses according to a preferred embodiment of the present invention.

A focus memory switch module including at least one switch may be formed on the other leg of the eyeglass frame 200 of the auto-focus adjusting glasses according to the preferred embodiment of the present invention. The focus memory switch module may include a near focus focus memory switch 410, an intermediate focus focus memory switch 420, and a far focus focus memory switch 430.

The near vision focus adjustment memory switch 410 is a switch that can be used to change the focus adjustment lens module 100 to a lens shape with a proper focus when the wearer looks at an object close thereto, The focus lens module 100 can be changed into a convex lens shape. The focus adjustable memory switch 430 is a switch used when the wearer looks at a distant object. When the switch is operated, the focus adjustable lens module 100 can be changed into a concave lens form .

The intermediate focus adjustment memory switch 420 is a switch used when looking at a medium distance object. When the switch is depressed, the shape of the focus adjustment lens module 100 when the far focus adjustment memory switch 430 is pressed The shape of the focus adjustment lens module 100 when the near vision focus adjustment memory switch 410 is pressed can be changed to the intermediate shape. These memory switches may be composed of a touch sensor or a tact switch.

Therefore, the wearer of the auto-focus adjusting glasses according to the preferred embodiment of the present invention can easily read the object or the character near by pressing the focus adjustment memory switch 410 in the vicinity when viewing the near side, It is not necessary to move the eyes or the head up and down in order to see the distant place or repeatedly look at the near place, so that the effect of feeling less fatigue when wearing the glasses can be obtained Experience.

The focus adjustment memory switch 410, the intermediate focus adjustment memory switch 420, and the far-focus adjustment memory switch 430 of the focus memory switch module of the auto-focus adjusting glasses according to the preferred embodiment of the present invention, We'll look at how to set it up later.

FIGS. 8 to 10 are views showing a principle of operation of a liquid-field lens which can be used as a focus adjusting lens module of an auto-focusing eyeglass according to a preferred embodiment of the present invention.

First, FIG. 8 is a view showing a state of a liquid-field lens in a normal state. The liquid-field lens may consist largely of the lens mounting portion 110 and the liquid storage portion 120, and the liquid storage portion 120 may store a transparent liquid.

FIG. 9 is a view showing a state in which the liquid-field lens is changed to a concave lens.

When a near-sighted person or a presbyopic person looks at a distant object, the focus of the object may be located in front of the retina of the eye (10). In this situation, since the focus must be moved backward, the auto-focusing glasses according to the preferred embodiment of the present invention draws out the liquid in the liquid storage portion 120 of the liquid-field lens to thereby recess the shape of the liquid- It can be adjusted to be a lens.

FIG. 10 is a view showing a state in which the liquid-field lens is changed to a convex lens.

When a primitive person or a presbyopic person looks at an object close to the subject, the focus of the object may be located behind the retina of the eye (10). In this situation, the focus must be moved forward. Therefore, the auto-focus adjusting eyewear according to the preferred embodiment of the present invention is formed by injecting a transparent liquid into the liquid storage part 120 of the liquid-field lens so that the lens forms a convex lens as a whole Can be adjusted.

Therefore, the auto-focusing glasses according to the preferred embodiment of the present invention can be freely adjusted with the number of glasses suitable for the wearer according to the situation, so that the auto-focus adjusting glasses generated from the progressive multifocal lens having a plurality of lenses in one spectacle lens There is an effect that the prism effect and fatigue caused by narrow progression can be reduced.

Also, in response to the angle of the wearer's head, it automatically changes to a suitable focus at near, mid, or far away, thereby reducing the inconvenience of the wearer lifting his head up and down or moving the pupil up and down to focus.

FIGS. 11 to 13 are views showing an operation principle of an electrowetting lens which can be used as a focus adjusting lens module of an auto-focusing eyeglass according to a preferred embodiment of the present invention.

FIG. 11 is a view showing a state of an electrowetting lens in a normal state.

The electrowetting lens that can be used as the focus adjusting lens module 100 of the auto-focus adjusting eyewear according to the preferred embodiment of the present invention includes an electrode 150, an insulating liquid layer 130, a conductive liquid layer 140, (110).

The electrowetting lens in a normal state is a case where there is no power applied through the electrode 150, and the interface between the insulating liquid layer 130 and the conductive liquid layer 140 can be flat.

12 is a view showing a state of an electrowetting lens when a negative electrode power source is applied.

When the negative electrode power source is applied to the electrode 150 of the electrowetting lens that can be used as the focus adjusting lens module 100 of the auto-focus adjusting glasses according to the preferred embodiment of the present invention, the surface of the conductive liquid layer 140 is lowered, You can see the appearance of the lens. In other words, when a near-sighted person or a presbyopic person looks at a distant object, it can be changed into a close-up view.

13 is a view showing the state of the electrowetting lens when applying the positive electrode power.

When the anode power source is applied to the electrode 150 of the electrowetting lens, the surface of the conductive liquid layer 140 gradually increases to have the shape of the convex lens as a whole. That is, a person who is a primitive person or an elderly person can be changed to a shape suitable for use when looking at an object in close proximity.

When the electrowetting lens is used as the focus adjusting lens module 100 of the auto focus adjusting glasses according to the preferred embodiment of the present invention, the frequency and the focus of the focus adjusting lens module 100 can be quickly There is an effect that can be changed.

FIGS. 14 to 17 are views showing an operation principle of an electro-active lens which can be used as a focus adjusting lens module of an auto-focusing eyeglass according to a preferred embodiment of the present invention.

FIGS. 14 and 15 are diagrams showing an operation of the electro-active lens of one form. FIG.

The electro-active lens of this type may include an outer glass layer 160 and an inner liquid crystal layer 161.

14 is a view showing the state of the electro-active lens before power is applied. Before the power is applied, the refractive indices of the inner liquid crystal layer 161 and the outer glass layer 160 are equal to each other, can do. When power is applied to the electro-active lens of this type, the liquid crystal of the inner liquid crystal layer 161 of the electro-active lens is deflected in one direction as shown in FIG. 15, resulting in a change in the refractive index.

The auto-focus adjusting glasses according to the preferred embodiment of the present invention can provide an appropriate focus to the wearer in various environments by using the electro-actuated lens of this type as the focus adjusting lens module 100. [

FIGS. 16 and 17 are views showing the operation of another type of electro-active lens.

The other type of electro-active lens may be formed of one liquid crystal layer 170 including a liquid crystal therein, and if power is not applied to this type of electro-active lens, the parallel rays introduced from the outside are straightened . By varying the amount of power applied to each portion of the lens, the refractive index of each liquid crystal in the liquid crystal layer 170 can be adjusted differently to form a lens shape having various foci. In other words, the electro-active lens of one type changes the liquid crystal of the inner liquid crystal layer 161 to a lens having only one refractive index by being deflected in only one direction, but the other type of electro- By different adjustment, it is possible to form a concave lens or a convex lens having various dioptric powers or foci. Therefore, there is an effect that it is possible to provide a focus that matches the condition of the wearer more variously.

18 to 20 are views showing an operation principle of an Alvarez lens which can be used as a focus adjusting lens module of an auto-focusing lens according to a preferred embodiment of the present invention.

18 is a view showing a state of an Alvarez lens in a normal state.

The Alvarez lens, which can be used as the focus adjusting lens module 100 of the auto-focusing lens according to the preferred embodiment of the present invention, has an overall S-curve and includes an upper lens layer 181 and a lower lens layer 182 . In this state, the thickness of the entire lens of the Alvarez lens may be the same. Therefore, the incident light beams can be straightened in parallel.

FIG. 19 is a view showing a state in which the Alvarez lens is changed to a concave lens.

When a near-sighted person or a presbyopic person views a distant object, the focus of the object may be located in front of the retina of the eye (10). In such a situation, the focus must be moved back so that the image is formed on the retina of the eye 10.

For this purpose, the upper lens layer 181 and the lower lens layer 182 of the Alvarez lens can be moved as shown in the drawing, and the focus and frequency of the concave lens can be adjusted by adjusting the degree of movement.

FIG. 20 is a view showing a state where the Alvarez lens is changed to a convex lens.

When a primitive person or a presbyopic person looks at an object in close proximity, the focus of the object may be located behind the retina of the eye (10). In such a situation, the focus must be moved forward so that the image is formed on the retina of the eye 10. For this purpose, the Alvarez lens can move so that the convex portions of the upper lens layer 181 and the lower lens layer 182 overlap with each other.

The auto-focus adjusting glasses according to the preferred embodiment of the present invention adjust the position of the upper lens layer 181 and the lower lens layer 182 appropriately by using Alvarez lens as the focus adjusting lens module 100, Can be provided.

FIG. 21 is a block diagram showing the internal configuration of the auto-focusing glasses according to a preferred embodiment of the present invention.

The auto focus adjusting glasses according to the preferred embodiment of the present invention includes a focus adjusting lens module 100, a control module 610, a continuous focus adjusting switch module 300, a focus memory switch module 400, a driving module 620, A battery module 710, a charging module 720, a memory module 800, a tilt sensor 800, and a wireless transmission / reception module 910.

The control module 610 of the auto-focus adjusting glasses according to the preferred embodiment of the present invention senses the on-off state of the continuous focus adjusting switch module 300 or the focus memory switch module 400, And may instruct the driving module 620 to adjust the focal point of the lens. More specifically, the control module 610 instructs the drive module 620 to sequentially adjust the focus of the focus adjusting lens module 100 when the continuous focus adjusting switch module 300 is turned on, 300 to the off state, the driving module 620 can instruct the focus lens module 100 to keep the focus state of the focus lens module 100. [ Then, the current state of the focus adjusting lens module 100 can be recorded in the memory module 800.

The control module 610 may also include at least two of the near focus focus memory switch 410, intermediate focus focus memory switch 420 and far focus focus memory switch 430 proximity switches of the focus memory switch module 400, The automatic focusing glasses can be controlled to enter the memory setting mode. Then, the control module 610 waits for any one of the near vision focus adjustment memory switch 410, the intermediate vision focus adjustment memory switch 420 or the far vision focus adjustment memory switch 430 to be depressed The control module 610 may instruct the driving module 620 to sequentially adjust the focus of the focusing lens module 100. In this case, When the wearer again presses the corresponding switch in the course of continuously changing the focus of the focus adjusting lens module 100, the control module 610 stops changing the focus of the focus adjusting lens module 100, It can be stored in the memory module together with the pressed switch information. In other words, through the above operation, the focus adjustment memory switch 410, the intermediate focus adjustment memory switch 420, or the far-focus adjustment memory switch 430 of the focus memory switch module 400, When looking at a medium-range object, it has a proper focus record when viewing a distant object, and the wearer can instantly set the focus to the wearer by pressing the corresponding switch whenever necessary. This setting method will be described in more detail below.

In addition, the auto-focus adjusting glasses according to the preferred embodiment of the present invention detect movement of the wearer's head through the tilt sensor 910, predict whether the user looks at a distant place or a nearby place, ) Can be changed.

The control module 610 adjusts the focus lens module 100 according to the wearer's proximity focus data stored in the memory module 800 if the tilt value from the tilt sensor 910 is less than a predetermined first angle value So as to instruct the driving module 620 to do so. If the tilt value received from the tilt sensor 910 is equal to or greater than a predetermined second angle value, the control unit 620 can instruct the driving module 620 to adjust according to the wearer's intermediate focus data stored in the memory module 800, If the tilt value received from the memory 910 is equal to or greater than a preset third angle value, the memory module 800 may be instructed to adjust the wearer's far vision focus data stored in the memory module 800. Here, the first angle value, the second angle value, or the third angle value is an angle for grasping the movement of the wearer's head of the auto-focus adjusting glasses according to the preferred embodiment of the present invention, The third angle value is larger than the second angle value, and the second angle value may be larger than the first angle value. In order to perform such a function, the tilt sensor 910 of the auto-focus adjusting glasses according to the preferred embodiment of the present invention may be constructed by selecting one or more of a gyro sensor, a tilt sensor, and a three-axis acceleration sensor.

The battery module 710 of the auto-focus adjusting glasses according to the preferred embodiment of the present invention serves to supply power necessary for the operation of the auto-focusing glasses, and can be charged by the charging module 720. [ The charging module 720 can charge the battery module 710 wirelessly using electromagnetic induction or magnetic resonance generated from the outside.

The auto-focusing glasses according to the preferred embodiment of the present invention include a Bluetooth module 920, which is a wireless transmission / reception module capable of transmitting data stored in the memory module 800 to the outside and receiving data from the outside and transmitting the data to the memory module 800 ) May be further provided.

The auto-focus adjusting glasses according to the preferred embodiment of the present invention performs a pairing connection with an external device such as a smart phone using the Bluetooth module 920, 100, the wearer's near vision focus data, the wearer's intermediate focus data, and the wearer's far vision focus data to the smartphone. The smartphone which receives the data can store the corresponding data by date. The user can set and use the stored data again by calling the stored data with the auto-focus adjusting glasses according to the preferred embodiment of the present invention. That is, the wearer may store the data stored in the memory module 800 of the auto-focus adjusting glasses on the smartphone by backing up the data, if necessary, The focus of the autofocus goggles can be easily adjusted by passing the stored data values to the autofocus goggles.

FIG. 22 is a view showing a state in which the auto-focusing glasses according to the preferred embodiment of the present invention are being charged on the charging cradle.

The auto-focusing glasses according to the preferred embodiment of the present invention may be wirelessly charged using the charging cradle 500. [ That is, the automatic focusing glass according to the preferred embodiment of the present invention transmits electric energy, which is transmitted from the charging cradle 500 using electromagnetic induction or magnetic resonance, to the battery module 710 through the charging module 720, . That is, since the auto-focusing glasses according to the preferred embodiment of the present invention can be charged wirelessly without connecting an external power source, the convenience of the wearer can be increased.

FIG. 23 is a flowchart showing a method of driving the auto-focusing glasses according to the preferred embodiment of the present invention.

First, the method of driving the auto-focusing glasses according to the preferred embodiment of the present invention may be performed to determine whether two or more switches of the focus memory switch module 400 are pressed. That is, if at least two of the focus adjustment memory switch 410, the intermediate focus adjustment memory switch 420 and the far-focus memory switch 430 of the focus memory switch module 400 are simultaneously turned on It can be judged whether or not it is necessary.

In this process, if the two switches are not simultaneously turned on, then the driving method of the auto-focusing glasses according to the preferred embodiment of the present invention determines whether or not the continuous focusing adjusting switch module 300 is turned on . If it is determined that the continuous focus adjustment switch module 300 is in a pressed state at this stage, the automatic focusing glasses according to the preferred embodiment of the present invention can perform the process of sequentially adjusting the focus of the focusing lens module 100 have. For example, it is possible to adjust the focal point sequentially from the concave lens to the convex lens. When the on-state of the continuous focus adjustment switch module 300 is maintained in the off state, that is, the pressed state is released, the auto-focusing glasses can stop the focus adjustment of the focus adjusting lens module 100, And the instruction command applied to the driving module 620 in that state can be stored in the memory module 800 as the current state value of the focusing lens module 100. [

If the two or more switches of the focus memory switch module 400 are simultaneously pressed, the driving method of the auto-focusing glasses according to the preferred embodiment of the present invention includes the focus adjustment memory switch 430 for the far- The focus adjustment memory switch 420, and the focus adjustment memory switch 410 in the vicinity may be pressed again. During this stage, while the far-focus adjusting memory switch 430 is held in the depressed state again, the driving method of the auto-focusing glasses according to the preferred embodiment of the present invention changes the focus of the focusing lens module 100 sequentially Can be adjusted. When the far-focus adjustment memory switch 430 is turned off, the focus adjustment of the corresponding lens is stopped and the control value indicated by the current drive module 620 can be stored in the memory module 800 as wearer far vision focus data have.

When at least two switches of the focus adjustment lens module 100 are simultaneously pressed to enter the memory setting mode and the intermediate focus adjustment memory switch 420 is turned on, the automatic focus adjustment glasses according to the preferred embodiment of the present invention are driven The method can continuously change the focus of the focus adjusting lens module 100. [ This change may be a change from a concave lens to a convex lens or a change from a convex lens to a concave lens. When the value input from the intermediate focus adjusting memory switch 420 is turned off in the middle of changing continuously, the driving method of the auto-focusing glasses according to the preferred embodiment of the present invention changes the focus of the focusing lens module 100 Stop the adjustment and store the control value indicated by the drive module 620 to the current state in the memory module 800 as wearer intermediate focus data.

In addition, when the switches of the two movable members of the focus adjusting lens module 100 are simultaneously turned on to enter the memory setting mode and the near focus adjusting memory switch 410 is in the pressed state, according to the preferred embodiment of the present invention The method of driving the auto-focus adjusting glasses may change the focus of the focus adjusting lens module 100 sequentially. When the near-focus control memory switch 410 is continuously released from the pressed state, the auto-focus adjusting glasses according to the preferred embodiment of the present invention adjusts the control value indicated by the driving module 620 up to that state And can be stored in the memory module 800 as wearer's near vision focus data.

Accordingly, the wearer of the auto-focus adjusting glasses according to the preferred embodiment of the present invention can use the stored values through the process, and when the user touches the near-field focus adjusting memory switch 410, Can be set immediately. In addition, when the closer object or character is viewed farther away, the focal point adjusting memory switch 430 is pressed to provide a focus corresponding to the line of sight immediately. In addition, when the focus is not coincident with each other, the user can return to focus by pressing the continuous focus adjustment switch module 300.

24 is a view showing a state in which the auto-focus adjusting glasses according to the preferred embodiment of the present invention is paired with a smart phone and data is exchanged.

The auto-focusing glasses according to the preferred embodiment of the present invention can wirelessly exchange data with an external device or the like using the Bluetooth module 920. [ That is, it is possible to transmit and receive apps and data driven by a smart phone or the like, and as data to be exchanged, the current state data of the focus adjusting lens module 100, the focal point data of the wearer, .

Accordingly, the auto-focus adjusting glasses according to the preferred embodiment of the present invention can back up data stored in the memory module 800 on an app of a smart phone by date, And transmits it to the memory module 800 of the auto-focus adjusting glasses, and sets the auto-focusing glasses using the corresponding values. Therefore, the convenience of the wearer is maximized.

FIG. 25 is a view showing a state of the auto-focusing glasses according to another embodiment of the present invention.

The automatic focus adjusting glasses according to another embodiment of the present invention may further include a camera module 930. The camera module 930 may include a first camera 931 and a second camera 930, (Not shown).

The auto focus adjusting glasses according to another embodiment of the present invention can track the position value and the magnitude value of the pupil of the wearer's pupil in real time by using the camera module 930 provided inside the frame 200. Then, the focus of the focus adjusting lens module 100 can be adjusted based on the position value and size value of the pupil of the wearer.

Therefore, according to another embodiment of the present invention, the wearer can automatically adjust the focus of the focus lens module 100 in accordance with the line of sight of the wearer, So that the convenience is maximized.

FIG. 26 is a view showing the internal configuration of the auto-focusing glasses according to another embodiment of the present invention.

The auto-focusing glasses according to another embodiment of the present invention may further include a camera module 930 including a first camera 931 and a second camera 932. [

The control module of the auto-focusing glasses according to another embodiment of the present invention can extract the position value and the magnitude value of the pupil of the wearer's pupil in the image captured by the camera module 930. [

The control module 610 may invoke the adjustment data necessary for the focus adjustment of the focus adjustment lens module 100 based on the position value and the magnitude value of the pupil extracted from the memory module 800, Data can be used to instruct the driving module 620 to adjust the focus of the focusing lens module 100. [

For this purpose, the memory module 800 may previously store adjustment data necessary for focus adjustment of the focus adjusting lens module 100 in correspondence with the position value and the magnitude value of the pupil of the wearer's eye, And may be data calculated using the adjustment data calculation apparatus 1000 described above.

FIG. 27 is a view showing an adjustment data calculation apparatus for an auto-focusing eyeglass according to another embodiment of the present invention.

The adjustment data calculation device for the auto-focus adjusting glasses according to another embodiment of the present invention provides various photograph data to the wearer wearing the auto-focus adjusting glasses, tracks the change of the wearer's pupil corresponding to the corresponding photograph data, can do. That is, photographic data of various illuminance, size, and position are provided, the change of the wearer's pupil is recorded, the value of the lens necessary for focusing on the wearer's retina is found, and this value is correlated with the change of the wearer's pupil . The change of the pupil of the wearer can be traced based on the pupil position value and magnitude value.

In summary, the adjustment data calculation device for the auto-focusing glasses records the position value and the magnitude value of the pupil of the wearer viewing the photographic data, and focuses on the retina of the wearer corresponding to the position value and magnitude value of the pupil And then transmits the accumulated adjustment data to the auto-focus adjusting glasses so that the auto-focus adjusting glasses can be used to adjust the focus of the focus adjusting lens module 100 .

Accordingly, the auto-focusing glasses according to another embodiment of the present invention can detect the pupil position value and the magnitude value of the pupil of the wearer by the camera module 930, The focus of the focus adjusting lens module 100 can be adjusted, thereby maximizing the convenience of the wearer.

FIG. 28 is a view showing a pupil of a subject to be examined through an adjustment data calculation device for an auto-focusing eyeglass according to another embodiment of the present invention. FIG.

The adjustment data calculation device for the auto-focus adjusting glasses according to another embodiment of the present invention may display photographs or moving images having various brightnesses and sizes, etc. to the examinee, and the pupil 2 of the examinee's pupil 1, It is possible to grasp the size and the position value.

Correspondingly, the focus value of an appropriate lens is calculated so as to form an image on the retina of the subject, and it can be stored together with the size and the position value of the pupil 2. This value is stored in the memory module 800 And may be used to adjust the focus of the focusing lens module 100 of the automatic focusing lens.

FIG. 29 is a block diagram showing an internal configuration of an adjustment data calculation apparatus for an auto-focusing eyeglass according to another embodiment of the present invention.

The adjustment data calculation apparatus 1000 for the auto-focusing glasses according to another embodiment of the present invention includes a camera unit 1100, a pupil data extraction unit 1300, an adjustment data calculation unit 1200, a memory unit 1400, , And a transmission unit (1500).

The camera module 930 of the adjustment data calculation device 1000 may take a picture of the pupil of the subject and photographed and delivered the same. The pupil data extracting unit 1300 receives the photograph or moving image of the pupil of the examinee from the camera module 930 and extracts data related to the change of the pupil from the photograph or the like. Lt; / RTI > That is, the pupil data extracting unit 1300 can measure the change of the pupil that varies corresponding to various photographs and the like as the pupil size value and the position value.

Next, the adjustment data calculation unit 1200 determines that the retina of the subject's eye is focused based on the position value and the magnitude value of the pupil received from the pupil data extraction unit 1300, And can calculate the adjustment data. This adjustment data can be stored in the memory unit 1400. [ Finally, the adjustment data acquired from the inspector can be transmitted through the transmission unit 1500 to the auto-focus glasses to be used for focus adjustment of the focus lens module 100. [

In summary, the adjustment data calculation device 1000 measures the position value and the magnitude value of the pupil of the subject and calculates the dioptric power of the lens or focus value necessary for focusing on the retina of the subject's eye under the position value and magnitude value And the position value of the pupil and the magnitude value of the pupil can be stored together as adjustment data. Therefore, in the automatic focusing glasses, if the position value and the magnitude value of the wearer's pupil are grasped through the camera module 930, the focus adjusting lens module 100 is moved to the position value of the pupil and the frequency Value or focus value of the wearer's eye, thereby providing the eyeglasses with sharp focus corresponding to the wearer's near vision, far vision, or intermediate vision immediately.

30 is a flowchart showing a driving method of an adjustment data calculation apparatus for an auto-focusing eyeglass according to another embodiment of the present invention.

First, the adjustment data calculation device 1000 may perform a process of capturing an image of a pupil of a subject. (S30-1)

Next, a step of extracting the position value and the magnitude value of the pupil from the image of the examinee's pupil can be performed (S30-2). Based on the position value and the magnitude value of the pupil, the retina of the examinee's eye A step of calculating adjustment data which is a value of a lens necessary for focusing can be performed. (S30-3) Then, the step of storing such adjustment data in the memory unit 1400 can be performed. (S30-4 )

Finally, the calculated adjustment data is transmitted to the auto-focusing glasses (S3-5), and then the auto-focusing glasses can be used to adjust the focus of the focusing lens module 100. [ The process of calculating such adjustment data can be repeatedly performed. That is, a plurality of photographs or images are displayed to the examinee, and the pupil response of the examinee and the lens value necessary for focusing on the retina of the eye in the pupil state are repeatedly measured .

Although the preferred embodiments of the present invention have been disclosed for illustrative purposes, those skilled in the art will appreciate that various modifications, additions and substitutions are possible, without departing from the scope and spirit of the invention as disclosed in the accompanying claims. And changes may be made without departing from the spirit and scope of the invention.

1: pupil
2: pupil
10: eyeball
20: concave lens
30: convex lens
40: progressive multifocal lens
100: Focusing lens module
110: Lens mounting part
120: liquid storage part
130: insulating liquid layer
140: conductive liquid layer
150: electrode
160: outer glass layer
161: inner liquid crystal layer
170: liquid crystal layer
181: upper lens layer
182: Lower lens layer
200: eyeglass frames
300: Continuous focus adjustment switch module
400: focus memory switch module
410: Near focus focus memory switch
420: Intermediate Focus Control Memory Switch
430: Focal point focus memory switch
500: Charging cradle
610: Control module
620: drive module
710: Battery module
720: Charging module
800: Memory module
910: Tilt sensor
920: Bluetooth module
930: Camera module
931: First camera
932:
1000: adjustment data calculating device
1100: Camera unit
1200: adjustment data calculation unit
1300: pupil data extracting unit
1400: memory unit
1500: transmission unit

Claims (10)

delete delete delete At the same time, two or more of the far-focus memory switch, the intermediate focus memory switch and the near-focus memory switch are pressed simultaneously;
Pressing the far-vision focus memory switch;
The focus of the focusing lens module being sequentially adjusted;
Releasing the depression of the far-focus memory switch;
Wherein the focusing of the focusing lens module is stopped and the current focus is maintained and the current state of the focusing lens module is stored in the memory module as focusing data of the wearer's far field, Method of driving glasses.
delete At the same time, two or more of the far-focus memory switch, the intermediate focus memory switch and the near-focus memory switch are pressed simultaneously;
The near vision focus memory switch being depressed;
The focus of the focusing lens module being sequentially adjusted;
Releasing the depression of the near-focus memory switch;
Wherein the focusing of the focusing lens module is stopped and the current focus is maintained and the current state of the focusing lens module is stored in the memory unit as focus adjustment recording in the vicinity of the wearer, Method of driving glasses.
delete delete delete delete

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