CN106840390B - A kind of monitoring method that light radiation damages human eye - Google Patents
A kind of monitoring method that light radiation damages human eye Download PDFInfo
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- CN106840390B CN106840390B CN201710028488.2A CN201710028488A CN106840390B CN 106840390 B CN106840390 B CN 106840390B CN 201710028488 A CN201710028488 A CN 201710028488A CN 106840390 B CN106840390 B CN 106840390B
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- 230000005855 radiation Effects 0.000 title claims abstract description 237
- 230000006378 damage Effects 0.000 title claims abstract description 66
- 238000012544 monitoring process Methods 0.000 title claims abstract description 23
- 238000000034 method Methods 0.000 title claims abstract description 19
- 241001025261 Neoraja caerulea Species 0.000 claims abstract description 101
- 238000012545 processing Methods 0.000 claims abstract description 12
- 238000004891 communication Methods 0.000 claims description 12
- 230000003321 amplification Effects 0.000 claims description 11
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 11
- 238000001228 spectrum Methods 0.000 claims description 9
- 238000006243 chemical reaction Methods 0.000 claims description 8
- 210000001525 retina Anatomy 0.000 claims description 6
- 238000012806 monitoring device Methods 0.000 abstract description 15
- 238000013461 design Methods 0.000 description 9
- 229910002601 GaN Inorganic materials 0.000 description 8
- JMASRVWKEDWRBT-UHFFFAOYSA-N Gallium nitride Chemical compound [Ga]#N JMASRVWKEDWRBT-UHFFFAOYSA-N 0.000 description 8
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 8
- 238000001514 detection method Methods 0.000 description 8
- 229910052710 silicon Inorganic materials 0.000 description 8
- 239000010703 silicon Substances 0.000 description 8
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 6
- 238000010586 diagram Methods 0.000 description 6
- 238000001914 filtration Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 230000003287 optical effect Effects 0.000 description 6
- 238000004445 quantitative analysis Methods 0.000 description 5
- GPXJNWSHGFTCBW-UHFFFAOYSA-N Indium phosphide Chemical compound [In]#P GPXJNWSHGFTCBW-UHFFFAOYSA-N 0.000 description 4
- 239000011521 glass Substances 0.000 description 4
- 208000019155 Radiation injury Diseases 0.000 description 3
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 3
- 239000007933 dermal patch Substances 0.000 description 3
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- 229910010271 silicon carbide Inorganic materials 0.000 description 3
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 3
- 239000011787 zinc oxide Substances 0.000 description 3
- 208000027418 Wounds and injury Diseases 0.000 description 2
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- 229910052738 indium Inorganic materials 0.000 description 2
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000008832 photodamage Effects 0.000 description 2
- 230000002285 radioactive effect Effects 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 208000002177 Cataract Diseases 0.000 description 1
- 206010010741 Conjunctivitis Diseases 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000000795 conjunctiva Anatomy 0.000 description 1
- 210000004087 cornea Anatomy 0.000 description 1
- 210000000695 crystalline len Anatomy 0.000 description 1
- 230000003013 cytotoxicity Effects 0.000 description 1
- 231100000135 cytotoxicity Toxicity 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 231100000040 eye damage Toxicity 0.000 description 1
- 206010023332 keratitis Diseases 0.000 description 1
- 238000011005 laboratory method Methods 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
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- 238000006552 photochemical reaction Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 150000003254 radicals Chemical class 0.000 description 1
- 230000032554 response to blue light Effects 0.000 description 1
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J1/00—Photometry, e.g. photographic exposure meter
- G01J1/42—Photometry, e.g. photographic exposure meter using electric radiation detectors
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J1/00—Photometry, e.g. photographic exposure meter
- G01J1/42—Photometry, e.g. photographic exposure meter using electric radiation detectors
- G01J1/429—Photometry, e.g. photographic exposure meter using electric radiation detectors applied to measurement of ultraviolet light
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J1/00—Photometry, e.g. photographic exposure meter
- G01J1/42—Photometry, e.g. photographic exposure meter using electric radiation detectors
- G01J2001/4247—Photometry, e.g. photographic exposure meter using electric radiation detectors for testing lamps or other light sources
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- General Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
Abstract
The invention discloses the monitoring methods that a kind of light radiation damages human eye, including step：S1：Ultraviolet light, blue ray radiation intensity are obtained in real time by ultraviolet light, blue sensor and export the first current signal, the second current signal respectively；S2：The first current signal, the second current signal are handled by signal processing module, obtains the first digital signal and the second digital signal；S3：According to the first digital signal, the second digital signal, ultraviolet radiation key parameter, blue ray radiation key parameter are calculated by microcontroller；S4：Whether judge ultraviolet radiation key parameter, blue ray radiation key parameter respectively by microcontroller is more than that ultraviolet radiation damages predetermined threshold value, blue ray radiation damages predetermined threshold value.The present invention further discloses the monitoring devices that a kind of light radiation damages human eye, can accurately monitor that ultraviolet light, blue light can remind user to take safeguard measure the radiation intensity of eye in time when radiation intensity is more than predetermined threshold value by this method.
Description
Technical field
The monitoring method and dress that the present invention relates to Study On Intelligent Monitoring Techniques field more particularly to a kind of light radiation to damage human eye
It sets.
Background technology
In recent years, reflective optical security increasingly causes to pay attention to extensively, the ultraviolet radiation and LED light of daylight and artificial light sources
It is had been reported that when the photochemical damages of Factors on Human class eye such as " blue light are excessive " in source.In daily life, people often in contact with
Include sunlight, artificial ultraviolet lamp, energy-saving lamp, LED light and mobile phone and computer background light source etc. to ultraviolet and blue ray radiation source.
The energy of ultraviolet light and blue light is different, and the influence to each position of human eye is not exclusively.The ultraviolet energy of short wavelength
It is higher, primarily enter ocular region institutional framework, such as cornea, conjunctiva and crystalline lens.If being chronically under ultraviolet irradiation, this
A little tissues are susceptible to photochemical damage.Wavelength less than 320nm (peak value is located at 270nm) ultraviolet radioactive can cause conjunctivitis with
Keratitis can also induce cataract.Compared with ultraviolet light, the wavelength of blue light is longer, can enter ocular region institutional framework, such as
Retina.If 400-500nm blue wave band brightness in light source are excessively high, photochemical reaction, which will produce, largely has cytotoxicity
Free radical, destroying retinal cell normal growth with work, cause the photochemical damage of retina.Therefore, accurate detection is purple
The radiation of outside line and blue light to human eye helps to provide early warning in time, takes corresponding safeguard procedures, to avoid eye photochemical
Learn damage.
Ultraviolet radioactive context of detection, the laboratory method generally used at present are ultraviolet by Ultraviolet sensor test environment
Radiation level, carrys out the rough UV exposure situation for representing human body eye, and precision is poor.And blue light context of detection, in the market
Only professional optical radiation measurement equipment.Its is complicated, and cost is quite high；And volume is larger, unfavorable carrying and popularization
It uses.
In actual scene, effective UV exposure of human body eye is affected by various factors, if human body is along the optical axis
It is basically parallel to the specific face structure etc. that ground, human eye are exposed to different directions and individual at random, which dictates that
Human body eye UV light exposure state is differ considerably from the ambient ultraviolet radiation level generally measured.Similar, artificial light sources band
The effective blue ray radiation come also depends on the relative distance and direction of light source and human eye.It there is no the device of proximity can be compared at present
It is accurate to acquire the Net long wave radiation information of ultraviolet light and blue light to human eye position.
Furthermore there has been no real-time, continuous while monitoring ultraviolet light and blue light to eyes harmful radiation so far in the market
Light and handy wearable or mancarried device.There has been no devices to acquire simultaneously, analyzes the ultraviolet light and blue light spoke of different-waveband
Key message is penetrated, and quantitative analysis is carried out by the possibility of photochemical damage to human eye's privileged site, is carried out in time pre-
Alert prompt, to help to take corresponding effective protection measure.
Chinese patent application 200510067143.5 discloses a kind of glasses with radiation detection function, for ultraviolet
The monitoring of line, infrared ray or light radiation.But the device is embedded in leg of spectacles, and light-receiving surface is put down with eyes light is entered
Row, can not accurate measurements enter the ultraviolet light and blue light of eyes, and the patent does not obtain damage of the harmful light-radiation to human eye
Condition of the injury condition also can not remind user's harmful light to endanger in time and take measures.
Invention content
In view of the shortcomings of the prior art, the object of the present invention is to provide the detection method that a kind of light radiation damages human eye,
Ultraviolet light, blue light can be accurately monitored by this method to the radiation intensity of eye, when radiation intensity is more than predetermined threshold value,
User can be reminded to take safeguard measure in time.
To achieve the above object, on the one hand, an embodiment of the present invention provides the monitoring sides that a kind of light radiation damages human eye
Method includes the following steps：
S1：It obtains present ultraviolet radiation intensity in real time by UV sensor and exports the first current signal, pass through
Blue sensor obtains current blue ray radiation intensity and exports the second current signal in real time.
S2：The first current signal, the second current signal are handled by signal processing module, obtains the first digital signal and the
Two digital signal.
S3：According to the first digital signal, present ultraviolet radiation key parameter is calculated by microcontroller；According to
Current blue ray radiation key parameter is calculated by microcontroller in two digital signal；And module will be current by radio communication
Ultraviolet radiation key parameter, current blue ray radiation key parameter are sent to mobile terminal device；
S4：Judge whether present ultraviolet radiation key parameter is more than that threshold is preset in ultraviolet radiation damage by microcontroller
Value；Judge whether current blue ray radiation key parameter is more than that blue ray radiation damages predetermined threshold value by microcontroller.
In the present invention, UV sensor include but not limited to based on gallium nitride, silicon, silicon carbide, indium phosphide, zinc oxide or
The ultraviolet light photo sensor of the materials such as person's titanium oxide；Blue sensor includes but not limited to be based on gallium nitride, silicon or indium phosphide
The photoelectric sensor of equal materials.
Compared with prior art, monitoring method disclosed by the invention by using two photoelectric sensors to ultraviolet and blue light
Radiation is monitored respectively, and close-coupled, the design of simplification system may be implemented, realize low-power consumption, low cost, small size, be convenient for
The design of wearable, portable or skin paste chip is made, the promotion and popularization of device are conducive to.By simultaneously to entering human eye
Ultraviolet light and blue ray radiation are monitored, and quantitative analysis difference radiation wave band is influenced on the photochemical damages of eyes and lump
Harm influences, and obtains present ultraviolet, blue light Net long wave radiation intensity and dosage and is compared in real time with predetermined threshold value, can be to current
Ultraviolet light, blue light have intuitive and accurate understanding to human eye damage, convenient for subsequently taking safeguard measure.
According to another specific implementation mode of the present invention, further comprise step S5 after step S4：
S5：If present ultraviolet radiation key parameter, which is more than ultraviolet radiation, damages predetermined threshold value, microcontroller is sent out
First control signal；Predetermined threshold value is damaged if current blue ray radiation key parameter is more than blue ray radiation, and microcontroller sends out the
Two control signals；According to first control signal, second control signal, prompting message is sent out by reminding module.
According to another specific implementation mode of the present invention, step S3 includes the following steps：
S31：By microcontroller, calculated according to the first digital signal, ultraviolet light source spectrum using spatial distribution
To the ultraviolet radiation intensity of each wavelength；By microcontroller, using spatial distribution, according to the second digital signal, blue light light
The blue ray radiation intensity of each wavelength is calculated in source spectrum.
S32：By microcontroller, according to the ultraviolet radiation intensity of each wavelength, eyes ultraviolet radiation weighting function,
The currently active ultraviolet radiation intensity is calculated；By microcontroller, according to the blue ray radiation intensity of each wavelength, retina
The currently active blue ray radiation intensity is calculated in blue ray radiation weighting function.
S33：Within the scope of preset time threshold, respectively by microcontroller add up the currently active ultraviolet radiation intensity,
The currently active blue ray radiation intensity obtains the currently active ultraviolet radiation dosage, the currently active blue ray radiation dosage.
S34：By radio communication module by the currently active ultraviolet radiation intensity, the currently active ultraviolet radiation dosage,
The currently active blue ray radiation intensity, the currently active blue ray radiation dosage are sent to mobile terminal device.
According to another specific implementation mode of the present invention, if user's wearing spectacles, step S4 includes the following steps：
S41：User institute wearing spectacles eyeglass is obtained to ultraviolet radiation transmitance, blue ray radiation by mobile terminal device
Transmitance, and ultraviolet radiation transmitance, blue ray radiation transmitance are sent to microcontroller by module by radio communication.
S42：According to ultraviolet radiation transmitance, the safe national standard of light, ultraviolet light spoke is calculated by microcontroller
Penetrate damage predetermined threshold value；According to blue ray radiation transmitance, the safe national standard of light, current blue light is calculated by microcontroller
Radiation injury predetermined threshold value.
According to another specific implementation mode of the present invention, if the non-wearing spectacles of user, step S4 middle-ultraviolet lamp radiation injuries are pre-
If threshold value, blue ray radiation damage predetermined threshold value and are set respectively according to the safe national standard of light.
According to another specific implementation mode of the present invention, signal processing module includes signal amplification circuit, filter circuit, modulus
Conversion circuit and temperature-compensation circuit.
In the present solution, being amplified by the first electric current of signal amplification circuit pair, the second electric current, filtered by filter circuit
Then noise will be believed by amplification, the first electric current of filtering, the second electric current corresponding conversion at the first digital signal, the second number
Number.Further, in the present solution, carrying out temperature-compensating by temperature-compensation circuit, reduce temperature drift influence, improve monitoring essence
Degree.
According to another specific implementation mode of the present invention, reminding module includes display module, sound module and vibration module.
In the present solution, if present ultraviolet human eye impairment value, current blue light human eye impairment value are more than corresponding predetermined threshold value
When range, display module shows corresponding word prompting message；Sound module sends out corresponding sound prompting information；Vibration module
Send out corresponding vibration signal.
On the other hand, the present invention also provides the monitoring devices that a kind of light radiation damages human eye, including：
Photoelectric sensor comprising UV sensor and blue sensor；Wherein, UV sensor for obtaining in real time
It takes present ultraviolet radiation intensity and exports the first current signal；Blue sensor for obtaining current blue ray radiation intensity in real time
And export the second current signal.
Signal processing module for handling the first current signal, the second current signal, and exports the first digital signal, the
Two digital signal.
Microcontroller, for being calculated present ultraviolet radiation key parameter, current blue ray radiation key parameter, and it is right
Whether it is more than that ultraviolet radiation damages predetermined threshold value than present ultraviolet radiation key parameter, if so, sending the first control letter
Number；Compare whether current blue ray radiation key parameter is more than that blue ray radiation damages predetermined threshold value, if so, sending the second control letter
Number.
Reminding module for receiving the first control information, the second control information, and sends out prompting message.
According to another specific implementation mode of the present invention, wireless communication module be used for by present ultraviolet radiation key parameter,
Current blue ray radiation key parameter is sent to mobile terminal device.
According to another specific implementation mode of the present invention, signal processing module includes signal amplification circuit, filter circuit, modulus
Conversion circuit and temperature-compensation circuit；Reminding module includes display module, sound module and vibration module.
The beneficial effects of the invention are as follows：Ultraviolet and blue ray radiation is supervised respectively by using two photoelectric sensors
It surveys, close-coupled, the design of simplification system may be implemented, realize low-power consumption, low cost, small size, it is wearable, portable convenient for making
Formula or the design of skin paste chip, are conducive to the promotion and popularization of device.Pass through the ultraviolet light and blue ray radiation simultaneously to entering human eye
It is monitored, and quantitative analysis difference radiation wave band is influenced on the photochemical damage of eyes and the harm of lump influences, and is worked as
Preceding ultraviolet light, blue light Net long wave radiation intensity and dosage are simultaneously compared with predetermined threshold value in real time, once being more than predetermined threshold value, are just reminded and are used
Take safeguard measure in family.Monitoring device provided by the invention can in real time, continuously monitor the harmful radiation of ultraviolet light and blue light,
And provide safe early warning.
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without creative efforts
Embodiment shall fall within the protection scope of the present invention.
Description of the drawings
Fig. 1 is the flow chart for the detection method that light radiation damages human eye in embodiment 1；
Fig. 2 is the flow chart of step S3 in Fig. 1；
Fig. 3 is the structure diagram for the monitoring device that light radiation damages human eye in embodiment 2；
Fig. 4 is the structural schematic diagram for the monitoring device that light radiation damages human eye in embodiment 2；
Fig. 5 is the schematic diagram that monitoring device is installed on glasses in embodiment 2.
Specific implementation mode
Embodiment 1
It is the flow chart for the detection method that a kind of light radiation that the present embodiment 1 provides damages human eye referring to Fig. 1.The prison
Survey method includes the following steps：
S1：It obtains present ultraviolet radiation intensity in real time by UV sensor and exports the first current signal；Pass through
Blue sensor obtains current blue ray radiation intensity and exports the second current signal in real time.
The step is for obtaining ultraviolet radiation intensity and blue ray radiation intensity.Specifically, UV sensor include but
It is not limited to the ultraviolet electric transducer based on materials such as gallium nitride, silicon, silicon carbide, indium phosphide, zinc oxide or titanium oxide, it is blue
Optical sensor includes but not limited to the photoelectric sensor based on materials such as gallium nitride, silicon or indium phosphides.
Preferably, in the present embodiment, UV sensor is the gallium nitride ultraviolet linear light electric transducer with broad stopband,
It is blind with good visible light, and only have response to ultraviolet light；Blue sensor is that gallium nitride ratio is different from ultraviolet light fax
The blue sensor of sensor, peak value of response are located at blue region.
In the present embodiment, the first electric current is the ultraviolet radiation photogenerated current obtained in real time using UV sensor；The
Two electric currents are the blue ray radiation photogenerated current obtained in real time using blue sensor.
S2：The first current signal, the second current signal are handled by signal processing module, obtains the first digital signal and the
Two digital signal.
The step is used for the first electric current and the second electric current that processing step S1 is obtained.Specifically, signal processing module includes
Signal amplification circuit, filter circuit, analog to digital conversion circuit and temperature-compensation circuit.
In the present embodiment, by signal amplification circuit to faint ultraviolet radiation photogenerated current, blue ray radiation photoproduction electricity
Stream is amplified, and noise filtering is crossed by filter circuit, then will be by amplification, the ultraviolet radiation photogenerated current of filtering, blue light
Photogenerated current corresponding conversion is radiated into the first digital signal, the second digital signal.Further, in the present embodiment, pass through temperature
Compensation circuit carries out temperature-compensating, reduces temperature drift influence, improves monitoring accuracy.
S3：According to the first digital signal, present ultraviolet radiation key parameter is calculated by microcontroller；According to
Current blue ray radiation key parameter is calculated by microcontroller in two digital signal；And module will be current by radio communication
Ultraviolet radiation key parameter, current blue ray radiation key parameter are sent to mobile terminal device.
The step is for obtaining present ultraviolet radiation key parameter, current blue ray radiation key parameter.Specifically, referring to
Fig. 2, the step further comprise following steps：
S31：By microcontroller, calculated according to the first digital signal, ultraviolet light source spectrum using spatial distribution
To the ultraviolet radiation intensity of each wavelength；By microcontroller, using spatial distribution, according to the second digital signal, blue light light
The blue ray radiation intensity of each wavelength is calculated in source spectrum.
Specifically, ultraviolet light source spectrum includes but not limited to solar ultraviolet spectrum, artificial UVA, UVB and UVC light source light spectrum
And energy-saving lamp spectrum.Blue light source includes but not limited to the background light source, fluorescent lamp, bath of LED, mobile phone and flat-panel monitor etc.
Despot etc..
S32：By microcontroller, according to the ultraviolet radiation intensity of each wavelength, eyes ultraviolet radiation weighting function,
The currently active ultraviolet radiation intensity is calculated；By microcontroller, according to the blue ray radiation intensity of each wavelength, retina
The currently active blue ray radiation intensity is calculated in blue ray radiation weighting function.
S33：Within the scope of preset time threshold, respectively by microcontroller add up the currently active ultraviolet radiation intensity,
The currently active blue ray radiation intensity obtains the currently active ultraviolet radiation dosage, the currently active blue ray radiation dosage.
Specifically, preset time threshold range can be set according to actual conditions, it is not particularly limited herein.
S34：By radio communication module by the currently active ultraviolet radiation intensity, the currently active ultraviolet radiation dosage,
The currently active blue ray radiation intensity, the currently active blue ray radiation dosage are sent to mobile terminal device.
Specifically, wireless communication module includes WIFI module and/or bluetooth module.
S4：Judge whether present ultraviolet radiation key parameter is more than that threshold is preset in ultraviolet radiation damage by microcontroller
Value；Judge whether current blue ray radiation key parameter is more than that blue ray radiation damages predetermined threshold value by microcontroller.
The step is for judging whether present ultraviolet, blue ray radiation key parameter are more than damage preset threshold range.Tool
Body, if user's wearing spectacles, step S4 includes the following steps：
S41：User institute wearing spectacles eyeglass is obtained to ultraviolet radiation transmitance, blue ray radiation by mobile terminal device
Transmitance, and ultraviolet radiation transmitance, blue ray radiation transmitance are sent to microcontroller by module by radio communication.
S42：According to ultraviolet radiation transmitance, the safe national standard of light, ultraviolet light spoke is calculated by microcontroller
Penetrate damage predetermined threshold value；According to blue ray radiation transmitance, the safe national standard of light, blue ray radiation is calculated by microcontroller
Damage predetermined threshold value.
If specifically, user's wearing spectacles, the ultraviolet light of eyeglass, blue ray radiation transmitance influence whether finally to enter
Penetrate ultraviolet light, blue light Net long wave radiation intensity and the Net long wave radiation dosage of human eye.In order to keep monitoring result more accurate, pass through user
Ultraviolet light, blue ray radiation damage predetermined threshold value is set separately in eyeglass transmitance, the safe national standard of light.In the present embodiment,
Ultraviolet light, the blue ray radiation of ultraviolet light, blue light damage critical value divided by user's eyeglass that the safe national standard of light is formulated
Transmitance obtains ultraviolet light, blue ray radiation damage predetermined threshold value.
If the non-wearing spectacles of user, step S4 middle-ultraviolet lamp radiation injuries predetermined threshold value, blue ray radiation damage predetermined threshold value
It is set respectively according to the safe national standard of light.
In the present embodiment, when the non-wearing spectacles of user, ultraviolet radiation damages predetermined threshold value, threshold is preset in blue ray radiation damage
Value is respectively that the ultraviolet injury critical value of the safe national Specification of light and blue light damage critical value.
S5：If present ultraviolet radiation key parameter, which is more than ultraviolet radiation, damages predetermined threshold value, microcontroller is sent out
First control signal；Predetermined threshold value is damaged if current blue ray radiation key parameter is more than blue ray radiation, and microcontroller sends out the
Two control signals；According to first control signal, second control signal, prompting message is sent out by reminding module.
The step is used to, when ultraviolet light, blue light are more than damage predetermined threshold value, send out prompting message and user is reminded to take guarantor
Shield measure.
Specifically, reminding module includes display module, sound module and vibration module.In the present embodiment, if current ultraviolet
Beta radiation key parameter is more than that ultraviolet radiation damages predetermined threshold value, or current blue ray radiation key parameter is more than blue ray radiation
Predetermined threshold value is damaged, then display module shows corresponding word prompting message；Sound module sends out corresponding sound prompting information；
Vibration module sends out corresponding vibration signal.
In the present embodiment, if present ultraviolet radiation key parameter is less than ultraviolet radiation damage predetermined threshold value, and/or
Current blue ray radiation key parameter is less than blue ray radiation damage predetermined threshold value, then continues step S1, carry out present ultraviolet spoke
Penetrate the acquisition of intensity and/or current blue ray radiation intensity.
In the present embodiment, the monitoring and the detection of blue ray radiation intensity of ultraviolet radiation intensity are carried out at the same time, independently of one another.
Monitoring method provided in this embodiment carries out ultraviolet and blue ray radiation by using two photoelectric sensors respectively
Monitoring may be implemented close-coupled, the design of simplification system, realize low-power consumption, low cost, small size, wearable, just convenient for making
Formula or the design of skin paste chip are taken, the promotion and popularization of device are conducive to.Pass through the ultraviolet light and blue light spoke simultaneously to entering human eye
It penetrates and is monitored, and quantitative analysis difference radiation wave band is influenced on the photochemical damage of eyes and the harm of lump influences, and obtains
Present ultraviolet, blue light Net long wave radiation intensity and dosage are simultaneously compared with predetermined threshold value in real time, once being more than predetermined threshold value, are just reminded
User takes safeguard measure.Ultraviolet light and blue light can in real time, be continuously monitored using monitoring method provided in this embodiment
Harmful radiation, and safe early warning is provided.
Embodiment 2
It is the structure diagram for the monitoring device that a kind of light radiation provided in this embodiment damages human eye referring to Fig. 3, referring to
Fig. 4 is the structural schematic diagram for the monitoring device that a kind of light radiation provided in this embodiment damages human eye.The monitoring device packet
It includes：
Photoelectric sensor 1 comprising UV sensor 11 and blue sensor 12；Wherein, UV sensor 11 is used
In acquisition present ultraviolet radiation intensity in real time and export the first current signal；Blue sensor 12 is current blue for obtaining in real time
Light radiation intensity simultaneously exports the second current signal.
Specifically, UV sensor 11 include but not limited to based on gallium nitride, silicon, silicon carbide, indium phosphide, zinc oxide or
The ultraviolet electric transducer of the materials such as person's titanium oxide, blue sensor 12 include but not limited to be based on gallium nitride, silicon or phosphorus
Change the blue light photoelectric sensor of the materials such as indium.
In the present embodiment, it is preferable that UV sensor 11 is silicon substrate ultraviolet enhancement photoelectric sensor, by sensing
The filter plate of design filtering visible light and near infrared light, only has response to ultraviolet light before device light-receiving surface, realizes that visible light is blind.Blue light
Sensor 12 is silicon substrate visible light sensor, by designing filter plate before sensor light-receiving surface, only has response to blue light.
In the present embodiment, changes the spatial distribution of UV sensor using filter plate, make itself and eyes ultraviolet radiation
Weighting function is approximate, and calculating effective ultraviolet radiation intensity of the daylight to human eye, (per unit area is incident on target surface
Radiant power).The spatial distribution for changing blue sensor using filter plate, keeps it close with eyes blue ray radiation weighting function
Seemingly, calculate effective blue ray radiation intensity of the daylight to human eye (per unit area is incident on the radiant power of target surface).
Signal processing module 2 for handling the first current signal, the second current signal, and exports the first digital signal, the
Two digital signal.
Specifically, signal processing module 2 includes signal amplification circuit, filter circuit, analog to digital conversion circuit and temperature-compensating
Circuit.
In the present embodiment, by signal amplification circuit to faint ultraviolet radiation photogenerated current, blue ray radiation photoproduction electricity
Stream is amplified, and noise filtering is crossed by filter circuit, then will be by amplification, the ultraviolet radiation photogenerated current of filtering, blue light
Photogenerated current corresponding conversion is radiated into the first digital signal, the second digital signal.Further, in the present embodiment, pass through temperature
Compensation circuit carries out temperature-compensating, reduces temperature drift influence, improves monitoring accuracy.
Microcontroller 3, for being calculated present ultraviolet radiation key parameter, current blue ray radiation key parameter, and
Compare whether present ultraviolet radiation key parameter is more than that ultraviolet radiation damages predetermined threshold value.If so, sending the first control
Signal；Compare whether current blue ray radiation key parameter is more than that blue ray radiation damages predetermined threshold value, if so, sending the second control
Signal.
Reminding module 4 for receiving the first control information, the second control information, and sends out prompting message.
Specifically, reminding module 4 includes display module, sound module and vibration module.In the present embodiment, if current ultraviolet
Beta radiation key parameter is more than that ultraviolet radiation damages predetermined threshold value, or current blue ray radiation key parameter is more than blue ray radiation
Predetermined threshold value is damaged, then display module shows corresponding word prompting message；Sound module sends out corresponding sound prompting information；
Vibration module sends out corresponding vibration signal.
Wireless communication module 5, for present ultraviolet radiation key parameter, current blue ray radiation key parameter to be sent to
Mobile terminal device.
Specifically, mobile terminal includes but not limited to computer, tablet computer, mobile phone.
In this implementation, mobile terminal device can show that ultraviolet light and blue light are harmful to ocular region structure and retina
Light radiation critical parameter information, i.e. present ultraviolet radiation key parameter, current blue ray radiation key parameter；It can also show peace
Full residue allowance simultaneously suggests corresponding safeguard measure.
In the present embodiment, the monitoring device can be placed in beside spectacle frame or be disposed adjacent to the wears of eyes, ornament,
Or in dermal patch, can also only by photoelectric sensor 1 this be partially disposed in beside spectacle frame or be disposed adjacent to eyes wear,
In ornament or dermal patch, light radiation intensity and dosage and the light radiation intensity for entering eyes that photoelectric sensor 1 receives
It is approximately the same with dosage, so as to relatively accurately track, analyze the real-time condition of eye harmful light-radiation.
It is the schematic diagram that monitoring device is installed on glasses in the present embodiment referring to Fig. 5.8 side wall of monitoring device is arranged one
Fixture 6, for monitoring device 8 to be fixed on eyeglasses frame 7.Wherein, the UV sensor 11 in monitoring device 8 (does not show
Go out), the light-receiving surface of 12 (not shown) of blue sensor it is parallel with eyes.
The present embodiment is monitored ultraviolet and blue ray radiation by using two photoelectric sensors respectively, may be implemented tight
Gather formula, simplification system design, realize low-power consumption, low cost, small size, convenient for making wearable, portable or dermal patch
Formula designs, and is conducive to the promotion and popularization of device.By using the carrier (glasses) close to eye, keep photoelectric sensor collected
The very close optical radiation signal for actually entering human eye of optical radiation signal, improves the accuracy of light radiation analysis.By right simultaneously
Ultraviolet light and blue ray radiation into human eye are monitored, and quantitative analysis difference radiation wave band is to the photochemical damage shadow of eyes
It rings and the harm of lump influences, obtain present ultraviolet, blue light Net long wave radiation intensity and dosage and compared in real time with predetermined threshold value,
Once being more than predetermined threshold value, just user is reminded to take safeguard measure.Monitoring device provided in this embodiment can in real time, continuously
The harmful radiation of ultraviolet light and blue light is monitored, and safe early warning is provided.
Although the present invention is disclosed above with preferred embodiment, it is not limited to the range that the present invention is implemented.Any
The those of ordinary skill in field improves in the invention scope for not departing from the present invention when can make a little, i.e., every according to this hair
Bright done same improvement, should be the scope of the present invention and is covered.
Claims (6)
1. the monitoring method that a kind of light radiation damages human eye, which is characterized in that include the following steps：
S1：It obtains present ultraviolet radiation intensity in real time by UV sensor and exports the first current signal, pass through blue light
Sensor obtains current blue ray radiation intensity and exports the second current signal in real time；
S2：First current signal, the second current signal are handled by signal processing module, obtains the first digital signal and
Two digital signal；
S3：According to first digital signal, present ultraviolet radiation key parameter is calculated by microcontroller；According to institute
The second digital signal is stated, current blue ray radiation key parameter is calculated by microcontroller；And module will by radio communication
The present ultraviolet radiation key parameter, the current blue ray radiation key parameter are sent to mobile terminal device；
The step S3 includes the following steps：
S31：By the microcontroller, using spatial distribution, according to first digital signal, ultraviolet light source spectrum, meter
Calculation obtains the ultraviolet radiation intensity of each wavelength；By the microcontroller, using spatial distribution, according to second number
The blue ray radiation intensity of each wavelength is calculated in signal, blue light source spectrum；
S32：By the microcontroller, weighted according to the ultraviolet radiation intensity of each wavelength, eyes ultraviolet radiation
The currently active ultraviolet radiation intensity is calculated in function；By the microcontroller according to the blue light spoke of each wavelength
Intensity, retina blue ray radiation weighting function are penetrated, the currently active blue ray radiation intensity is calculated；
S33：It is strong by the microcontroller the currently active ultraviolet radiation that adds up respectively within the scope of preset time threshold
Degree, the currently active blue ray radiation intensity, obtain the currently active ultraviolet radiation dosage, the currently active blue ray radiation dosage；
S34：Module is by the currently active ultraviolet radiation intensity, the currently active ultraviolet radiation agent by radio communication
Amount, the currently active blue ray radiation intensity, the currently active blue ray radiation dosage are sent to mobile terminal device；
S4：Judge whether the present ultraviolet radiation key parameter is more than that threshold is preset in ultraviolet radiation damage by microcontroller
Value；Judge whether the current blue ray radiation key parameter is more than that blue ray radiation damages predetermined threshold value by microcontroller.
2. monitoring method as described in claim 1, which is characterized in that further comprise step S5 after the step S4：
S5：If the present ultraviolet radiation key parameter, which is more than ultraviolet radiation, damages predetermined threshold value, the microcontroller
Send out first control signal；If the current blue ray radiation key parameter, which is more than blue ray radiation, damages predetermined threshold value, described micro-
Controller sends out second control signal；According to the first control signal, the second control signal, sent out by reminding module
Prompting message.
3. monitoring method as described in claim 1, which is characterized in that if user's wearing spectacles, the step S4 includes as follows
Step：
S41：User institute wearing spectacles eyeglass is obtained to ultraviolet radiation transmitance, blue ray radiation by the mobile terminal device
Transmitance, and by radio communication module the ultraviolet radiation transmitance, the blue ray radiation transmitance are sent to it is described
Microcontroller；
S42：According to the ultraviolet radiation transmitance, the safe national standard of light, it is calculated by the microcontroller ultraviolet
Beta radiation damages predetermined threshold value；According to the blue ray radiation transmitance, the safe national standard of light, calculated by the microcontroller
Obtain current blue ray radiation damage predetermined threshold value.
4. monitoring method as described in claim 1, which is characterized in that if the non-wearing spectacles of user, described in the step S4
Ultraviolet radiation damages predetermined threshold value, blue ray radiation damage predetermined threshold value is set according to the safe national standard of light respectively.
5. monitoring method as described in claim 1, which is characterized in that the signal processing module include signal amplification circuit,
Filter circuit, analog to digital conversion circuit and temperature-compensation circuit.
6. monitoring method as claimed in claim 2, which is characterized in that the reminding module includes display module, sound module
And vibration module.
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| CN107941332B (en) * | 2017-12-22 | 2019-09-10 | 河海大学 | The light radiation monitoring device of High-Power Microwave cavity |
| CN110401997B (en) * | 2019-07-26 | 2021-11-26 | 张兢桐 | Indoor myopia prevention and control lighting system based on controllable ultraviolet light |
| CN113908442A (en) * | 2021-10-08 | 2022-01-11 | 惠仁康宁(苏州)健康科技有限公司 | Simulation calculation method of human retina blue light irradiation damage time repair factor |
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| CN2859575Y (en) * | 2004-04-15 | 2007-01-17 | 专利创投有限公司 | Spectacle, spectacle frame, electronic circuit for radiation monitoring |
| US20070181822A1 (en) * | 2006-02-06 | 2007-08-09 | Charles Harris Mazel | Method and apparatus for fluorescent magnetic particle and fluorescent liquid penetrant testing |
| CN101122519A (en) * | 2007-08-15 | 2008-02-13 | 南京大学 | Minitype detecting device for monitoring solar ultraviolet index |
| CN205079861U (en) * | 2015-10-27 | 2016-03-09 | 杭州镜之镜科技有限公司 | Equipment with monitoring eye ultraviolet ray light intensity function |
| CN105455946B (en) * | 2015-11-24 | 2017-05-03 | 京东方科技集团股份有限公司 | Protection device, protection method, wearable equipment and display device |
| CN105824136A (en) * | 2016-04-27 | 2016-08-03 | 京东方科技集团股份有限公司 | Spectacles frame and spectacles |
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