CN209490000U - A kind of Portable eye position illumination recorder - Google Patents
A kind of Portable eye position illumination recorder Download PDFInfo
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- CN209490000U CN209490000U CN201821857269.1U CN201821857269U CN209490000U CN 209490000 U CN209490000 U CN 209490000U CN 201821857269 U CN201821857269 U CN 201821857269U CN 209490000 U CN209490000 U CN 209490000U
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- eye position
- ambient light
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- position illumination
- light sensor
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Abstract
The utility model belongs to optical radiation field of measuring technique, specially a kind of Portable eye position illumination recorder.It include: ambient light sensor, intelligent control box, wherein the wear structure of ambient light sensor includes mirror clip and ear belt；Ambient light sensor is placed in eye position, includes ADC analog to digital conversion circuit and adaptive gain circuit；Intelligent control box includes microcontroller, external data flash memory module, power module.The output end of the ambient light sensor is connected with the microcontroller interface in intelligent control box, and external data flash memory module is connected with micro controller series, and power module is ambient light sensor, microcontroller, the power supply of external data flash memory module.The utility model can measure and record eye position illumination in continuous 1 week, data can periodically read the distribution for the calculating of eye position integrated incident light flux and incident flux at any time by memory card, the spectral sensitivities such as spectral sensitivity and photopic vision, mesopic vision V (λ) matches, and matching error is less than 5%.
Description
Technical field
The utility model belongs to optical radiation field of measuring technique, and in particular to a kind of Portable eye position illumination recorder.
Background technique
According to the definition of international lighting association (CIE) nineteen eighty-three, photopic vision refers to that brightness is more than the environment of 3 cd/m2, at this time
Vision is mainly worked by cone cell, and maximum eye response is at the 555nm in the bluish-green section of spectrum；Noctovision finger ring border is bright
Environment when degree is lower than 10-3 cd/m2, rod cell is the photosensory cell of main function, the peak value of spectral luminous efficiency at this time
About in 507nm；Mesopic vision is between photopic vision and noctovision brightness, and the cone of human eye and rod cell are rung simultaneously at this time
It answers, and with the variation of brightness, the active degree of two kinds of cells is also changed.The human eye under different visual environments
Spectral sensitivity is different.
In the research of visual ergonomics and Healthy Lighting, eye position brightness value has more and more important research significance.?
In terms of vision time and motion study, eye position brightness value is human body to environment sensing key parameter, for human body focus ring border comfort level, peace
Full sense, working efficiency etc. all have important influence.With 2002, the David Berson of U.S. Blang (Brown) university
Et al. have found the third photosensory cell-ganglia retinae photosensory cell (Intrinsically on rat retina
Photosensitive retinal ganglion cells-IpRGCs), it is wide for the research of the non-visual biological effect of light
General development.In the calculating of rhythm and pace of moving things values (Circadian Stimulus-CS), eye position brightness value be important calculating according to
According to.
It is less for the measuring instrument of eye position illumination at present, and portable wearing cannot use for a long time.Such as Chinese patent
" wearable vision and non-vision light recorder, publication number: CN107870036 A ", position for sensor probe and solid
Determine mode not to be illustrated, during actual measurement, advantage is unobvious compared with conventional illumination meter.Because of a kind of solution of the invention
Certainly eye position luminance detection positional accuracy and data for a long time can store function illumination photometer it is extremely important, while to research vision work
Effect is learned and Healthy Lighting relevant issues have important impetus.
Summary of the invention
The purpose of the utility model is to overcome the deficiencies of the prior art and product, adapt to current demand, provide a kind of energy
The Portable eye position illumination recorder being enough used for a long time.
Portable eye position illumination recorder provided by the utility model, including ambient light sensor and intelligent control box；Its
In, the ambient light sensor is placed in eye locations, sensor probe and eyes in same level, convenient for standard with wearing mode
Really acquisition eye position illumination data；It include microcontroller, external data flash memory module and power module inside the intelligent control box；
The output end of the ambient light sensor is connected by probe wire with the microcontroller interface in intelligent control box；The external number
It is connected according to flash memory module with micro controller series, the power module is ambient light sensor, microcontroller, external data sudden strain of a muscle
Storing module power supply.
In the Portable eye position illumination recorder, the wearing mode can according to user demand, be divided into mirror clip and
Two kinds of ear belt；The mirror clip luminous environment sensor is fixed below spectacle pad bridge roof beam structure, positioned at the central point of the line of eyes,
Eyeglasses-wearing is not influenced, ear belt luminous environment sensor is fixed by earpiece, makes sensor probe and eyes in same level.Two
Kind wearing mode can guarantee the accuracy of sensor position, convenient for obtaining accurate eye position data.
In the Portable eye position illumination recorder, the spectral sensitivity and international lighting of the ambient light sensor
Spectral sensitivity V (λ) matches under photopic vision as defined in committee CIE, mesopic vision, noctovision, and can be according to exterior light
The different of environment carry out Automatic Optimal, and whole matching error is less than 5%.
In the Portable eye position illumination recorder, the ambient light sensor be integrated with it is infrared and ultraviolet shielded,
And sensor also includes ADC analog to digital conversion circuit and adaptive gain circuit, adaptive gain circuit can automatically select correctly
Lumen range optimal inspection, without user interfere gain ranging setting.
In the Portable eye position illumination recorder, the wearing mode of the ambient light sensor: the mirror clip ring
Border optical sensor is fixed below spectacle pad bridge roof beam structure, does not influence eyeglasses-wearing, positioned at the central point of the line of eyes, sensor is defeated
Data are converted according to eyeglass transmitance out, finally obtain accurate eye position illumination data；The ear belt luminous environment sensing
Device is fixed by earpiece, and sensor stand is connected with earpiece, and sensor probe and eyes can accurately acquire eye in same level
Position illumination data.
In the Portable eye position illumination recorder, the external data flash memory module is read and to store microcontroller defeated
Testing time and test data out.Module, which powers on, produces document data record and long term storage.Document data record can
It is read in upper computer equipment by memory card and handles and analyze for follow-up data.
In the Portable eye position illumination recorder, the power module can be for 1 week and the above are Portable eyes
Electric energy needed for position illumination recorder provides, is not necessarily to external power supply.
In the Portable eye position illumination recorder, microcontroller, external data are carried inside the intelligent control box
Flash memory module, power module；There is power switch, there are winding displacement hole and memory card card slot in side, light portable on exterior panel.
The Portable eye position illumination recorder can be used as vision illumination photometer.
The utility model has the beneficial effects that
1, the utility model can measure and record eye position illumination for continuous 1 week, and data can periodically read use by memory card
In the distribution of the calculating of eye position integrated incident light flux and incident flux at any time；
2, the utility model is for research eye position incident flux and its Annual distribution for human body vigilance degree, sleep matter
Other Healthy Lighting research directions such as influence of amount, mood etc. play an important role；
3, the utility model is designed as portable, can fixing wearing structure, use scope is wide, and application method is simple, favorably
It is used in acquisition correlative study data on a large scale.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the structural schematic diagram of mirror clip ambient light sensor.
Fig. 3 is the structural schematic diagram of ear belt ambient light sensor.
Fig. 4 is external data storage modular structure schematic diagram.
Fig. 5 is intelligent control box structural schematic diagram.
Figure label: 1 is ambient light sensor, and 1-1 is mirror clip, wherein 1-1-1 is ambient light sensor probe, 1-
1-2 is ambient light sensor fixing clamp；1-2 is ear belt, wherein 1-2-1 is ambient light sensor probe, and 1-2-2 is environment
Sensor stand, 1-2-3 are earpiece；2 be microcontroller, and 3 be external data flash memory module.4 power modules, 5 be intelligent control
Case；5-1 is the power switch in intelligent control box, and 5-2 is intelligent control box side winding displacement hole, and 5-3 is memory card card slot.
Specific embodiment
Embodiment: referring to Fig. 1-5.
The utility model discloses a kind of Portable eye position illumination recorder, including ambient light sensor 1, intelligent control box
5, the ambient light sensor 1 is placed in eye position, and wearing mode can be divided into mirror clip 1-1 and ear belt 1-2 two according to user demand
Kind, the mirror clip 1-1 luminous environment sensor is fixed below spectacle pad bridge roof beam structure, does not influence eyeglasses-wearing, the ear belt 1-2 ring of light
Border sensor is fixed by earpiece, and sensor probe and eyes are in same level.Two kinds of wearing modes can guarantee sensor position
The accuracy set, and then obtain more accurate eye position data.It include microcontroller 2, external number inside the intelligent control box 5
According to flash memory module 3 and power module 4.The output end of the ambient light sensor 1 by probe wire with it is micro- in intelligent control box 5
2 interface of controller is connected.The external data flash memory module 2 is connected with 2 serial ports of microcontroller, and the power module 4 is ring
Border optical sensor 1, microcontroller 2, external data flash memory module 3 are powered.The recorder has the characteristic for powering on automatic work,
The detection range of the ambient light sensor 1 is 0 ~ 200000lx, operating voltage 2.7-6V, operating current ICC=0.7mA, work
Make temperature range are as follows: -40 DEG C ~ 85 DEG C, sensor is communicated using I2C serial line interface.2 model of microcontroller can be used
The series of STM32F103 × 8, such as: STM32F103C8, STM32F103R8, STM32F103V8, STM32F103T8 etc., it is described
There are microcontroller 2 reserved 2 I2C interfaces can be communicated with sensor, and supply voltage is 2.0V to 3.6V, include -40 °C
To+85 °C of temperature ranges and -40 °C ~ 105 °C of extended temperature range, a series of battery saving mode guarantees wanting for low-power consumption application
It asks.The external data flash memory module uses 2 line serial ports, and the data transparency that serial ports is sent is with file (FAT32 file system)
Form is stored in the SD card in module.Module, which has the function of powering on, reads and stores serial data automatically, can controlled basis
File size divides data automatically and saves file, facilitates follow-up data reading and analysis and arrangement.
In the Portable eye position illumination recorder, the spectral sensitivity of the ambient light sensor 1 and international photograph
Spectral sensitivity V (λ) matches under photopic vision, mesopic vision, noctovision as defined in bright committee CIE, test scope be 0 ~
200000lx, and Automatic Optimal can be carried out according to the different of external luminous environment, whole matching error is less than 5%.
In the Portable eye position illumination recorder, the ambient light sensor integrate it is infrared and ultraviolet shielded, and
Sensor includes ADC analog to digital conversion circuit and adaptive gain circuit, and adaptive gain circuit can automatically select correct lumen
Range optimal inspection interferes the setting of gain ranging without user.
In the Portable eye position illumination recorder, the wearing mode of the ambient light sensor.The mirror clip ring
Border optical sensor, probe 1-1-1 and sensor fixing clamp 1-1-2 fit together, and sensor is fixed on glasses by fixing clamp
Below nose-bridge frame, sensor is convenient for loading and unloading, and does not influence eyeglasses-wearing, positioned at the central point of the line of eyes, sensor output
Data are converted according to eyeglass transmitance, finally obtain more accurate eye position illumination data.The ear belt luminous environment passes
Sensor, probe 1-2-1 are fixed by earpiece 1-2-3, and sensor stand 1-2-2 is connected with earpiece 1-2-3, plasticity earpiece 1-2-
3 by adjusting making sensor probe and eyes that can accurately acquire eye position illumination data in same plane.
In the Portable eye position illumination recorder, the external data flash memory module 3 reads and stores microcontroller 2
The testing time of output and test data, baud rate 9600 have the advantages such as quick, low-power consumption.It opens in intelligent control box
Switch 5-1 produce document data record and long term storage, and controlled can divide automatically data preservation according to file size
File.Document data record can be read in upper computer equipment by memory card and handle and analyze for follow-up data.
In the Portable eye position illumination recorder, the power module can be for 1 week and the above are Portable eyes
Electric energy needed for position illumination recorder provides, is not necessarily to external power supply.It is placed in battery case in case study on implementation using No. 5 batteries of 3 section
As power supply module 4, for whole system operation duration work 1 week.Lithium battery etc. can also be powered, and can be realized longer
Power-up period.
In the Portable eye position illumination recorder, microcontroller 2, external number are carried inside the intelligent control box 5
According to flash memory module 3, power module 4；There is power switch 5-1, there is winding displacement hole 5-2 and memory card card slot 5- in side on exterior panel
3, data are easily read, and mechanism is light portable.
The Portable eye position illumination recorder can be used as vision illumination photometer.
The Portable eye position illumination recorder is easy to use, it is only necessary to by ambient light sensor it is fixed it is appropriate after, open intelligence
Can control 5 switch 5-1 of case can carry out illumination record, and after use, the SD card in external data flash memory module 3 is extracted,
Data information can be read on computers.
Claims (8)
1. a kind of Portable eye position illumination recorder, which is characterized in that including ambient light sensor and intelligent control box；Wherein,
The ambient light sensor is placed in eye locations with wearing mode, and sensor probe and eyes are in same level；The intelligence
It include microcontroller, external data flash memory module and power module inside control cabinet；The output end of the ambient light sensor is logical
Probe wire is crossed to be connected with the microcontroller interface in intelligent control box；The external data flash memory module and micro controller series phase
Connection, the power module are ambient light sensor, microcontroller, the power supply of external data flash memory module.
2. Portable eye position illumination recorder according to claim 1, which is characterized in that the wearing mode is according to user
Demand is divided into mirror clip and two kinds of ear belt；The mirror clip luminous environment sensor is fixed below spectacle pad bridge roof beam structure, is located at double
The central point of the line of eye, ear belt luminous environment sensor fixed by earpiece, makes sensor probe and eyes in same level,
Convenient for accurately acquiring eye position illumination data.
3. Portable eye position illumination recorder according to claim 2, which is characterized in that for mirror clip wearing side
Formula, luminous environment sensor output data are converted according to eyeglass transmitance, finally obtain accurate eye position illumination data；For
The ear belt mode, luminous environment sensor are fixed by earpiece, and sensor stand is connected with earpiece, and sensor probe and eyes exist
Same level can accurately acquire eye position illumination data.
4. Portable eye position illumination recorder according to claim 1,2 or 3, which is characterized in that the environment light passes
Spectral sensitivity V under photopic vision, mesopic vision, noctovision as defined in the spectral sensitivity and International Commission on Illumination CIE of sensor
(λ) matches, and can carry out Automatic Optimal according to the different of external luminous environment, and whole matching error is less than 5%.
5. Portable eye position illumination recorder according to claim 4, which is characterized in that the ambient light sensor collection
It is infrared and ultraviolet shielded at having, and also include ADC analog to digital conversion circuit and adaptive gain circuit, adaptive gain circuit
For automatically selecting correct lumen range optimal inspection, the setting of gain ranging is interfered without user.
6. according to claim 1, Portable eye position illumination recorder described in 2,3 or 5, which is characterized in that the external data
Flash memory module reads and stores testing time and the test data of microcontroller output；Module, which powers on, produces data record text
Part and long term storage；Document data record is read in upper computer equipment by memory card, is handled and is analyzed for follow-up data.
7. Portable eye position illumination recorder according to claim 6, which is characterized in that the power module can continue
1 week and the above are Portable eye position illumination recorder provide needed for electric energy.
8. according to claim 1, Portable eye position illumination recorder described in 2,3,5 or 7, which is characterized in that the intelligence control
Case exterior panel processed is equipped with power switch, and side is equipped with winding displacement hole and memory card card slot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821857269.1U CN209490000U (en) | 2018-11-12 | 2018-11-12 | A kind of Portable eye position illumination recorder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821857269.1U CN209490000U (en) | 2018-11-12 | 2018-11-12 | A kind of Portable eye position illumination recorder |
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| Publication Number | Publication Date |
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| CN209490000U true CN209490000U (en) | 2019-10-15 |
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ID=68151111
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| CN201821857269.1U Active CN209490000U (en) | 2018-11-12 | 2018-11-12 | A kind of Portable eye position illumination recorder |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109363623A (en) * | 2018-11-12 | 2019-02-22 | 复旦大学 | A kind of Portable eye position illumination recorder |
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2018
- 2018-11-12 CN CN201821857269.1U patent/CN209490000U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109363623A (en) * | 2018-11-12 | 2019-02-22 | 复旦大学 | A kind of Portable eye position illumination recorder |
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