阅读说明：本技术 一种便携式红外相机视力检测系统 (Portable infrared camera vision detection system ) 是由 陈冠南 李华 于 2020-06-17 设计创作，主要内容包括：本发明公开了一种便携式红外相机视力检测系统,包括水平传感器、红外测距传感器、模数转换器、电源模块、数据处理器、光线传感器、照明装置、视力筛查仪、显示模块、数据存储模块、通信装置、图像采集模块；所述的水平传感器、红外测距传感器、光线传感器分别与所述的模数转换器连接；所述的模数转换器、电源模块、照明装置、视力筛查仪、显示模块、数据存储模块、通信装置、图像采集模块分别与所述的数据处理器连接。通过本发明,可以实现高效快速的视力检测。(The invention discloses a portable infrared camera vision detection system, which comprises a horizontal sensor, an infrared distance measurement sensor, an analog-to-digital converter, a power supply module, a data processor, a light sensor, an illuminating device, a vision screening instrument, a display module, a data storage module, a communication device and an image acquisition module, wherein the horizontal sensor is connected with the infrared distance measurement sensor; the horizontal sensor, the infrared distance measuring sensor and the light sensor are respectively connected with the analog-to-digital converter; the analog-to-digital converter, the power supply module, the lighting device, the vision screening instrument, the display module, the data storage module, the communication device and the image acquisition module are respectively connected with the data processor. The invention can realize high-efficiency and quick vision detection.)

1. A portable infrared camera vision detection system is characterized by comprising a horizontal sensor, an infrared distance measuring sensor, an analog-to-digital converter, a power supply module, a data processor, a light sensor, an illuminating device, a vision screening instrument, a display module, a data storage module, a communication device and an image acquisition module; the horizontal sensor, the infrared distance measuring sensor and the light sensor are respectively connected with the analog-to-digital converter; the analog-to-digital converter, the power supply module, the lighting device, the vision screening instrument, the display module, the data storage module, the communication device and the image acquisition module are respectively connected with the data processor.

2. The vision testing system of a portable infrared camera as described in claim 1, wherein said illumination device comprises an LED lamp, an LED lamp controller; the LED lamp is connected with the LED lamp controller, and the LED lamp controller is connected with the data processor.

3. The vision inspection system of claim 1, wherein said display module comprises a touch display, a display driver IC; the touch display is connected with the display driving IC, and the display driving IC is connected with the data processor.

4. The vision testing system of claim 1, wherein said communication device comprises a WIFI module and a 5G communication module, said WIFI module and said 5G communication module are respectively connected to said data processor.

5. The vision inspection system of claim 1, wherein said image capturing module comprises a camera, an image processor, and an optical anti-shake module; the camera is connected with the image processor, the image processor is connected with the data processor, the camera is arranged on the optical anti-shake module, and the optical anti-shake module is connected with the data processor.

6. The vision testing system of a portable infrared camera as described in claim 1, wherein said power module comprises a battery, a power management chip, a wireless charging device; the storage battery and the wireless charging device are connected with the power management chip; the power management chip is connected with the data processor.

7. A vision detection method based on a portable infrared camera vision detection system is characterized by comprising the following steps:

when receiving a vision detection request of a user, measuring the relative distance between a display screen of a vision detection terminal and the eyes of the user;

acquiring a vision test chart pre-stored on the terminal equipment, and adjusting the size of the vision test chart according to the relative distance;

displaying and outputting the vision detection symbols on the vision detection table and detecting the gesture actions of the user according to a preset vision detection mode to generate corresponding user vision information;

and carrying out corresponding eye using reminding on the user according to the analysis result of the vision of the user.

8. The vision testing method based on the vision testing terminal as claimed in claim 7, wherein: and performing corresponding eye using reminding on the user according to the analysis result of the user vision, wherein the step comprises the following steps of:

and receiving the eye use habit information input by the user, and carrying out corresponding eye use reminding on the user according to the eye use habit information and the analysis result of the vision of the user.

9. The vision testing method based on the vision testing terminal as claimed in claim 7, wherein: the step of displaying and outputting the vision detection symbols on the vision detection table and detecting the gesture actions of the user comprises the following steps:

randomly selecting vision detection symbols from each row of the vision detection table according to a preset selection proportion;

acquiring a current vision detection symbol from the selected vision detection symbols according to a preset arrangement sequence, displaying and outputting the current vision detection symbol, and reminding the user of performing gesture action input;

detecting the gesture action of the user, and judging whether the detected gesture action is consistent with the symbol direction of the current vision detection symbol or not so as to determine a detection result corresponding to the current vision detection symbol;

and judging whether the current vision detection symbol is the last vision detection symbol in the selected vision detection symbols, if so, generating the vision information of the user according to the detection result, and otherwise, jumping to the step of acquiring the current vision detection symbol from the selected vision detection symbols, displaying and outputting.

10. The vision testing method based on the vision testing terminal as claimed in claim 9, wherein: judging whether the detected gesture movement accords with the symbol direction of the current vision detection symbol or not so as to determine a detection result corresponding to the current vision detection symbol, wherein the step comprises the following steps of:

detecting a preset number of gesture actions of the user;

determining the judgment accuracy rate of the user on the current vision detection symbol by judging whether the gesture actions of the preset number respectively accord with the symbol direction of the current vision detection symbol;

and determining a detection result corresponding to the current vision detection symbol according to the judgment accuracy rate of the user on the current vision detection symbol.

Technical Field

The invention relates to the technical field of vision detection devices, in particular to a portable infrared camera vision detection system.

Background

Vision refers to the ability of the retina to resolve images. The quality of vision is determined by the amount of ability of the retina to resolve images, however, when the refractive medium of the eye (e.g., cornea, lens, vitreous, etc.) becomes cloudy or refractive errors (including myopia, hyperopia, astigmatism, etc.) exist, vision of the eye declines even when the retina functions well. Refractive media opacities of the eye can be treated surgically and refractive errors require correction by lenses.

Therefore, how to quickly and accurately acquire the information of the eyesight is a problem to be solved.

Disclosure of Invention

The invention aims to overcome the defects of the prior art and provides a portable infrared camera vision detection system which comprises a horizontal sensor, an infrared distance measurement sensor, an analog-to-digital converter, a power supply module, a data processor, a light sensor, an illuminating device, a vision screening instrument, a display module, a data storage module, a communication device and an image acquisition module; the horizontal sensor, the infrared distance measuring sensor and the light sensor are respectively connected with the analog-to-digital converter; the analog-to-digital converter, the power supply module, the lighting device, the vision screening instrument, the display module, the data storage module, the communication device and the image acquisition module are respectively connected with the data processor.

Preferably, the lighting device comprises an LED lamp and an LED lamp controller; the LED lamp is connected with the LED lamp controller, and the LED lamp controller is connected with the data processor.

Preferably, the display module comprises a touch display and a display driving IC; the touch display is connected with the display driving IC, and the display driving IC is connected with the data processor.

Preferably, the communication device comprises a WIFI module and a 5G communication module, and the WIFI module and the 5G communication module are respectively connected with the data processor.

Preferably, the image acquisition module comprises a camera, an image processor and an optical anti-shake module; the camera is connected with the image processor, the image processor is connected with the data processor, the camera is arranged on the optical anti-shake module, and the optical anti-shake module is connected with the data processor.

Preferably, the power module comprises a storage battery, a power management chip and a wireless charging device; the storage battery and the wireless charging device are connected with the power management chip; the power management chip is connected with the data processor.

A vision detection method based on a portable infrared camera vision detection system is characterized by comprising the following steps:

when receiving a vision detection request of a user, measuring the relative distance between a display screen of a vision detection terminal and the eyes of the user;

acquiring a vision test chart pre-stored on the terminal equipment, and adjusting the size of the vision test chart according to the relative distance;

displaying and outputting the vision detection symbols on the vision detection table and detecting the gesture actions of the user according to a preset vision detection mode to generate corresponding user vision information;

and carrying out corresponding eye using reminding on the user according to the analysis result of the vision of the user.

Further, the step of performing corresponding eye using reminding on the user according to the analysis result of the user vision comprises:

and receiving the eye use habit information input by the user, and carrying out corresponding eye use reminding on the user according to the eye use habit information and the analysis result of the vision of the user.

Further: the step of displaying and outputting the vision detection symbols on the vision detection table and detecting the gesture actions of the user comprises the following steps:

randomly selecting vision detection symbols from each row of the vision detection table according to a preset selection proportion;

acquiring a current vision detection symbol from the selected vision detection symbols according to a preset arrangement sequence, displaying and outputting the current vision detection symbol, and reminding the user of performing gesture action input;

detecting the gesture action of the user, and judging whether the detected gesture action is consistent with the symbol direction of the current vision detection symbol or not so as to determine a detection result corresponding to the current vision detection symbol;

and judging whether the current vision detection symbol is the last vision detection symbol in the selected vision detection symbols, if so, generating the vision information of the user according to the detection result, and otherwise, jumping to the step of acquiring the current vision detection symbol from the selected vision detection symbols, displaying and outputting.

Further: judging whether the detected gesture movement accords with the symbol direction of the current vision detection symbol or not so as to determine a detection result corresponding to the current vision detection symbol, wherein the step comprises the following steps of:

detecting a preset number of gesture actions of the user;

determining the judgment accuracy rate of the user on the current vision detection symbol by judging whether the gesture actions of the preset number respectively accord with the symbol direction of the current vision detection symbol;

and determining a detection result corresponding to the current vision detection symbol according to the judgment accuracy rate of the user on the current vision detection symbol.

The invention has the beneficial effects that: the invention can complete the detection of multiple indexes including myopia, hyperopia, astigmatism and other data by adopting the visual screening instrument for one-time detection; meanwhile, the image of the eyes is collected through the image collecting module, so that data such as myopia, hyperopia and astigmatism can be compared with the collected image of the eyes conveniently.

Drawings

FIG. 1 is a schematic diagram of a vision testing system with a portable infrared camera;

FIG. 2 is a schematic diagram of a power module;

fig. 3 is a flow chart of a vision testing method based on a vision testing system of a portable infrared camera.

Detailed Description

The technical solutions of the present invention are further described in detail below with reference to the accompanying drawings, but the scope of the present invention is not limited to the following.

As shown in fig. 1, the vision detecting system of a portable infrared camera provided by the invention comprises a horizontal sensor for detecting whether the vision detecting system is horizontal or not when in use, an infrared distance measuring sensor for detecting the distance between the vision detecting system and a detected person, and a power supply module for supplying power to the system; the light sensor is used for detecting the light intensity between the vision detection system and a person to be detected, and the lighting device is turned on when the light intensity is lower than the set light intensity; the illumination device is used for illuminating the eye part of the tested person so that the image acquisition module can acquire a clear eye image; the vision screening instrument is used for acquiring data including myopia, hyperopia, astigmatism and the like; the display module is used for displaying related data; the data storage module is used for storing data generated by the system; the communication device is used for data communication; the image acquisition module is used for acquiring eye images of the person to be detected.

Specifically, the horizontal sensor, the infrared distance measuring sensor and the light sensor are respectively connected with the analog-to-digital converter; the analog-to-digital converter, the power supply module, the lighting device, the vision screening instrument, the display module, the data storage module, the communication device and the image acquisition module are respectively connected with the data processor.

The lighting device comprises an LED lamp and an LED lamp controller; the LED lamp is connected with the LED lamp controller, and the LED lamp controller is connected with the data processor.

The LED lamp controller is SC16722, and the LED lamps comprise a plurality of LED lamps which are arranged at different angles, so that the influence of shadow on image acquisition is reduced.

The display module comprises a touch display and a display driving IC; the touch display is connected with the display driving IC, and the display driving IC is connected with the data processor.

The model of the driving IC is SM 16026.

The communication device comprises a WIFI module and a 5G communication module, wherein the WIFI module and the 5G communication module are respectively connected with the data processor.

The image acquisition module comprises a camera, an image processor and an optical anti-shake module; the camera is connected with the image processor, the image processor is connected with the data processor, the camera is arranged on the optical anti-shake module, and the optical anti-shake module is connected with the data processor.

The model of the image processor is C5000 series, and the model of the optical anti-shake module is ZJM-001-4835-2016;

the power supply module comprises a storage battery, a power supply management chip and a wireless charging device; the storage battery and the wireless charging device are connected with the power management chip; the power management chip is connected with the data processor.

The power management chip adopts the model of RT9238-ISL 6524.

The vision screening instrument adopts an AutoSight 900 model.

The wireless charging module is ZQW-AJ 1208-15.

The vision detection method based on the vision detection system of the portable infrared camera is characterized by comprising the following steps:

when receiving a vision detection request of a user, measuring the relative distance between a display screen of a vision detection terminal and the eyes of the user;

acquiring a vision test chart pre-stored on the terminal equipment, and adjusting the size of the vision test chart according to the relative distance;

displaying and outputting the vision detection symbols on the vision detection table and detecting the gesture actions of the user according to a preset vision detection mode to generate corresponding user vision information;

and carrying out corresponding eye using reminding on the user according to the analysis result of the vision of the user.

And performing corresponding eye using reminding on the user according to the analysis result of the user vision, wherein the step comprises the following steps of:

and receiving the eye use habit information input by the user, and carrying out corresponding eye use reminding on the user according to the eye use habit information and the analysis result of the vision of the user.

The step of displaying and outputting the vision detection symbols on the vision detection table and detecting the gesture actions of the user comprises the following steps:

randomly selecting vision detection symbols from each row of the vision detection table according to a preset selection proportion;

acquiring a current vision detection symbol from the selected vision detection symbols according to a preset arrangement sequence, displaying and outputting the current vision detection symbol, and reminding the user of performing gesture action input;

detecting the gesture action of the user, and judging whether the detected gesture action is consistent with the symbol direction of the current vision detection symbol or not so as to determine a detection result corresponding to the current vision detection symbol;

and judging whether the current vision detection symbol is the last vision detection symbol in the selected vision detection symbols, if so, generating the vision information of the user according to the detection result, and otherwise, jumping to the step of acquiring the current vision detection symbol from the selected vision detection symbols, displaying and outputting.

The step of determining a detection result corresponding to the current vision detection symbol by whether the detected gesture movement coincides with the symbol direction of the current vision detection symbol includes:

detecting a preset number of gesture actions of the user;

determining the judgment accuracy rate of the user on the current vision detection symbol by judging whether the gesture actions of the preset number respectively accord with the symbol direction of the current vision detection symbol;

and determining a detection result corresponding to the current vision detection symbol according to the judgment accuracy rate of the user on the current vision detection symbol.

The foregoing is illustrative of the preferred embodiments of this invention, and it is to be understood that the invention is not limited to the precise form disclosed herein and that various other combinations, modifications, and environments may be resorted to, falling within the scope of the concept as disclosed herein, either as described above or as apparent to those skilled in the relevant art. And that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention as defined by the appended claims.