CN107621309A - A kind of visualization appraisal procedure of light source blue light harm and non-vision effect - Google Patents
A kind of visualization appraisal procedure of light source blue light harm and non-vision effect Download PDFInfo
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- CN107621309A CN107621309A CN201710851958.5A CN201710851958A CN107621309A CN 107621309 A CN107621309 A CN 107621309A CN 201710851958 A CN201710851958 A CN 201710851958A CN 107621309 A CN107621309 A CN 107621309A
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Abstract
The present invention relates to photo-biological security fields, specifically, are the visualization appraisal procedures for being related to a kind of light source blue light harm and non-vision effect, comprise the following steps：Step 1：Select " blue light leads to " dark blue glass filter；Step 2：Light with reference to light source, and through " blue light leads to " dark blue glass filter observation with reference to light source；Step 3：Include but is not limited to artificial light light source and various display screens through the color and brightness, the artificial light source of " blue light leads to " dark blue glass filter observation artificial light source；Step 4：To be contrasted with reference to light source and other light sources, reference is used as using the color of the reference light source through " blue light leads to " dark blue glass filter and brightness, color indigo plant in, brightness is better than with reference to light source person is to have blue light harm and non-vision effect；It is without blue light harm and non-vision effect that the brightness of blue color and blue color, which is weaker than with reference to light source person,.The present invention allows masses to look at the more various blue contents illuminated in display straight.
Description
Technical field
The present invention relates to photo-biological security fields, are to be related to a kind of light source blue light harm and non-vision effect specifically
Visualization appraisal procedure.
Background technology
With the fast development and growth in the living standard of artificial light technology, requirement of the people to light source is no longer only
Luminous efficiency and colour developing quality are focused on, photo-biological safety has turned into the research focus of current light source technology.Photo-biological is main safely
To be blue light harm and rhythm and pace of moving things effect.Blue light harm refers to human eye under the irradiation of 400-500 nm wave band blue lights, because of photochemistry
Act on the damage to retina；Rhythm and pace of moving things effect is also referred to as non-vision effect, refers to the blue light ingredient in visible ray by suppressing pine
Fruit body secretion melatonin, acth secretion cortisol is stimulated, and then change body's physiological rhythm, adjust alertness and biology
Clock.
2001, Dawson et al. to rhesus macaque by carrying out LED blue light harm experiments, it was confirmed that blue light can be long to spirit
Class animal retina causes damage.2011, P. N. Youssef etc. gave blue light harm mechanism.2002, Berson etc.
It was found that specialization optic nerve ganglion cell unrelated with vision on retina（ipRGC）.The cell and SCN（SCN）And pine
The nerve connection of fruit body, can adjust biological clock, the i.e. rhythm and pace of moving things.Brainard et al. determines non-vision biological spectrum at first
Response curve, i.e. rhythm and pace of moving things function, to characterize the power that Compound eye influences on human body rhythm.At present, more international power
Prestige mechanism carries out specification and concern to the blue light harm and rhythm and pace of moving things effect of illumination and display device.Such as：CIE S 009/E:
200, IDT and IEC/TR 62778 sets forth blue light harm weighted factor data and blue light harm factor calculation formula
（CIE：International Commission on Illumination, IEC：International Electrotechnical Commissio）.CIE TN 003:2015、ISO/TC274 N 201、
The rhythm and pace of moving things effect of concern artificial light sources is appealed by American Medical Association in 2016 etc.（ISO/TC274：International Organization for standardization/light with
The lighting engineering committee）.More documents propose strong and weak using rhythm and pace of moving things factor quantification rhythm and pace of moving things effect.Ai Yan associations of the World Health Organization
Report：The whole world is per year over 30000 people because blue ray radiation causes to blind.Ophthalmology branch of Chinese Medical Association data are shown：In 4.2 hundred million
State netizen, 63.5 % have the different degrees of eye illness such as visual impairment, cataract, blindness because of blue ray radiation.And the danger of rhythm and pace of moving things effect
Evil is more hidden, temporarily yet there are no relevant statistics at home.
Blue light harm is characterized respectively with rhythm and pace of moving things effect power, it is necessary to utilize light using the blue light harm factor and the rhythm and pace of moving things factor
Spectrometer measures the spatial distribution of light source, and complex calculating is carried out using related mathematical software.Consumed for ordinary populace
Person, by calculate the blue light harm factor and the rhythm and pace of moving things factor choose illumination it is larger with display device difficulty.Therefore, it is necessary to propose one
Relatively low, easy to operation, the directly perceived visual appraisal procedure of kind cost, allows ordinary populace consumer readily to judge blue light harm
It is strong and weak with rhythm and pace of moving things effect, choose offer reference for illumination display device；Also can be visual by blue light, teenager is sunk less as far as possible
Drown in mobile phone.
All living things depend on the sun, and all things on earth recuperation is by dark.Mankind's night most healthy light is " dark ", and night is to have
Light, most healthy light source are candle lights, next to that former osram lamp lamp, its blue content is only 1.4 times of candle light.Spectrum is surveyed
Take temperature bright, light is whiter, more containing blue light amount.White fluorescent lamp does not only have mercury pollution, and its blue content is also more, is candle light
8.8 again！Therefore ISO-TC274 groups work out the relevant criterion for cancelling night white illumination.Nowadays when smart mobile phone shows white,
Contained blue light amount is 16 times of candle light unexpectedly！These illuminations are with showing that positive serious threat is popular, especially teen-age health.This is
It is the essence of blue light harm！Therefore, currently there is an urgent need to find a kind of straightforward procedure, masses are allowed to look at more various illuminations straight
Blue content in display, the present invention just have found this method, can the use of candle light be reference, substantially reflect various illumination display
In blue content, namely the intensity of reflection blue light harm and corresponding non-vision effect.
The content of the invention
This purpose is to solve current blue light harm with the strong and weak sign of rhythm and pace of moving things effect, it is necessary to gather spatial distribution, carries out
Complex mathematical computations, and the problem of result is not directly perceived more abstract, design a kind of light source blue light harm and non-vision effect
The visualization appraisal procedure answered, this method need not gather spatial distribution, simple and quick intuitively to assess light source without mathematical operation
The method for visualizing of blue light harm and non-vision effect, can allow ordinary populace consumer can readily judge blue light harm with
Rhythm and pace of moving things effect is strong and weak, chooses offer reference for illumination display device, can also promote masses that popular reasonable employment can be promoted existing
Illumination and display product, beneficial to national health.
In order to realize the purpose of patent, this patent uses following technological means：
Step 1：Select " blue light leads to " dark blue glass filter：" blue light leads to " the dark blue glass filter, referring to blue light can lead to
Cross, more than 60% is reached less than or equal to 680nm scopes in wavelength to the absorptivity of the light of remaining a variety of colors wavelength；
Step 2：Light with reference to light source, and it is described with reference to light source with reference to light source through " blue light leads to " dark blue glass filter observation
Strictly it is equal to the incandescent light of candle light for candle light or spectrum or spectrum is strictly equal to the LED light of candle light；
Step 3：Color and brightness through " blue light leads to " dark blue glass filter observation artificial light source, the artificial light source bag
Include but be not limited to artificial light light source and various display screens；
Step 4：It will be contrasted with reference to light source and other light sources, with the reference light source through " blue light leads to " dark blue glass filter
As reference, color indigo plant is better than with reference to light source person to have blue light harm and non-vision effect in, brightness for color and brightness；Blue color
And it is without blue light harm and non-vision effect that the brightness of blue color, which is weaker than with reference to light source person,.
The optical filter is cobalt blue glass and dark blue lucite, area 1cm2-50000cm2。
In step 2, the artificial light source includes but is not limited to high-pressure mercury lamp, low-pressure sodium lamp, metal halide lamp, white
Vehement lamp, white LED lamp.
In step 2, the artificial light source includes but is not limited to LED backlight liquid crystal display, CCFL backlight liquid crystals screen, negative electrode
Ray tube display screen.
When assessing above-mentioned each display screen, should occur white font or pattern or whole screen white on display screen.
Also include step 5, i.e. spectrum counterevidence step, by preceding four step pick out without blue light harm and non-vision effect
Light source is compared with the spectrum with reference to light source.
Beneficial effects of the present invention：
1. have found a kind of simple method, the blue contents that masses can look at straight in more various illumination displays, can use
Candle light is reference, the blue content substantially reflected in various illumination display, namely reflection blue light harm and corresponding non-vision effect
Intensity；
2. consumer can be allowed, which to be relatively easy to, selects no blue light harm and the accordingly light source of non-vision effect, such as family expenses
Fluorescent tube, mobile phone etc., when being selected, be capable of the short time picks out the less product of harm, can also promote to produce accordingly
Manufacturer makes improvement in this respect.
3. the existing illumination of popular reasonable employment and display product can be promoted, beneficial to national health.
Brief description of the drawings
Fig. 1 is the flow chart of a kind of light source blue light harm of the present invention and the visualization appraisal procedure of non-vision effect；
The material of Fig. 2 " blue light leads to " dark blue glass filter is QB5 type cobalt blue glasss, its transmittance graph, in this figure also simultaneously
With blue light harm and rhythm and pace of moving things action function curve；
Fig. 3 is various conventional artificial light display light source spatial distribution；
Fig. 4 is the artificial light light source light spectrum distribution through QB5 type cobalt blue glass pieces；
Fig. 5 is the spatial distribution of different displays；
Fig. 6 is the spatial distribution through the different displays of QB5 type cobalt blue glass pieces；
In figure：1st, QB5 types cobalt blue glass piece transmissivity；2nd, blue light harm weighting function；3rd, rhythm and pace of moving things action function；4th, high-pressure mercury lamp
Spatial distribution；5th, low-pressure sodium lamp spatial distribution；6th, metal halide lamp spatial distribution；7th, incandescent light Spectral structure；8th, white light LEDs
Spatial distribution；9th, candle spatial distribution；10th, through QB5 cobalt blue glass piece metal halide lamp spatial distributions；11st, pass through
QB5 cobalt blue glass piece candle light spatial distributions；12nd, through QB5 cobalt blue glass piece high-pressure mercury lamp spatial distributions；13rd, through QB5 cobalt blues
Sheet glass low-pressure sodium lamp spatial distribution；14th, it is distributed through QB5 cobalt blue glass pieces white LED spectrum；15th, through cobalt blue glass piece
Incandescent light Spectral structure；16th, LED backlight liquid crystal display spatial distribution；17th, CCFL liquid crystal displays backlight spectra is distributed；18th, cathode-ray
Tube display screen spatial distribution；19th, through QB5 cobalt blue glass piece LED backlight liquid crystal display spatial distributions；20th, through QB5 cobalt blue glasss
Piece CCFL backlight liquid crystal screen spatial distributions；21st, through QB5 cobalt blue glass piece CRT display screen spatial distributions.
Embodiment
Embodiment：Referring to Fig. 1-4.
The invention discloses a kind of light source blue light harm and the visualization appraisal procedure of non-vision effect, including following step
Suddenly：
Step 1：Select " blue light leads to " dark blue glass filter：" blue light leads to " the dark blue glass filter, referring to blue light can lead to
Cross, more than 60% is reached less than or equal to 680nm scopes in wavelength to the absorptivity of the light of remaining a variety of colors wavelength；The letter of selection
Single standard is to observe candle light and daily white daylight fluorescent tube with it, and the color distinction of two kinds of lamps is more big, " blue light leads to " dark blue glass
The performance of glass optical filter is better；At the same time, it is desirable to which the transparency of optical filter is the higher the better.Usual dark blue clear glass is available
In the present invention, namely it can substantially reflect the difference of candle light and white fluorescence；
Step 2：Light with reference to light source, and it is described with reference to light source with reference to light source through " blue light leads to " dark blue glass filter observation
Strictly it is equal to the incandescent light of candle light for candle light or spectrum or spectrum is strictly equal to the LED light of candle light；
Step 3：Color and brightness through " blue light leads to " dark blue glass filter observation artificial light source, the artificial light source bag
Include but be not limited to artificial light light source and various display screens；The right hand holds " blue light leads to " dark blue glass filter, before being placed in right eye just
Side, is close to eyes.Left hand covers left eye, or closes left eye.Through " blue light leads to " dark blue glass filter observation measured light
Color and brightness；Certainly, can similarly be observed with left eye；
Step 4：It will be contrasted with reference to light source and other light sources, with the reference light source through " blue light leads to " dark blue glass filter
As reference, color indigo plant is better than with reference to light source person to have blue light harm and non-vision effect in, brightness for color and brightness；Blue color
And it is without blue light harm and non-vision effect that the brightness of blue color, which is weaker than with reference to light source person,.
The optical filter is cobalt blue glass and dark blue lucite；Area is 1cm2-50000cm2, model such as cobalt blue glass
Material QB is serial and the dark blue sapphire blue series of pmma material.The simple type identifier of selection is to observe candle light and daily white with it
Fluorescent tube, the color distinction of two kinds of lamps is more big, and the performance of " blue light leads to " dark blue glass filter is better；At the same time, it is desirable to
The transparency of optical filter is the higher the better.Based on these considerations, the present embodiment selects model QB5 dark blue cobalt glass as " blue
Light leads to " dark blue glass filter, its transmitance is QB5 type cobalt blue glass pieces transmissivity 1.
Also include step 5, i.e. spectrum counterevidence step, by preceding four step pick out without blue light harm and non-vision effect
Light source is compared with the spectrum with reference to light source.
In step 2, the artificial light source includes but is not limited to high-pressure mercury lamp, low-pressure sodium lamp, metal halide lamp, white
Vehement lamp, white LED lamp.Known by the transmissivity 1 of QB5 types " blue light leads to " dark blue glass filter, measured light only has blue light can be with
Through " blue light leads to " dark blue glass filter, so as to which the metal halide through " blue light leads to " dark blue glass filter can be observed
Light is composed 10, filtered through the high-pressure mercury lamp spectrum 12 of " blue light leads to " dark blue glass filter, through " blue light leads to " dark blue glass
The low-pressure sodium lamp spectrum 13 of piece, through the white LED spectrum 14 of " blue light leads to " dark blue glass filter, dark blue through " blue light leads to "
The incandescent lamp spectrum 15 of glass filter.According to Fig. 3, Fig. 4 spectrum compare, can obtain metal halide lamp 10, white light LEDs 14,
Incandescent lamp 15 has blue light harm and non-vision effect, and high-pressure mercury lamp 12, low-pressure sodium lamp 13 are without blue light harm and non-vision effect.Cause
This, the result for comparing to obtain by spectrum illustrates, the light source selected is compared using blue light piece and human eye, meets expection.
Embodiment two：Referring to Fig. 5,6.
The present embodiment and the something in common of embodiment one do not repeat, and difference is, in step 2, the artificial light
Source includes but is not limited to LED backlight liquid crystal display, CCFL backlight liquid crystals screen, CRT display screen.LED backlight liquid crystal display can be obtained
19th, CCFL backlight liquid crystals screen 20, CRT display screen 21 have blue light harm and non-vision effect.
When assessing above-mentioned each display screen, should occur white font or pattern or whole screen white on display screen.
This embodiment is the foregoing is only, not thereby this scope of the claims of limitation, it is every using this specification and attached
The equivalents or be directly or indirectly used in related technical field that figure content is made, are similarly included in this patent protection
In the range of.
Claims (6)
1. the visualization appraisal procedure of a kind of light source blue light harm and non-vision effect, it is characterised in that comprise the following steps：
Step 1：Select " blue light leads to " dark blue glass filter：" blue light leads to " the dark blue glass filter, referring to blue light can lead to
Cross, more than 60% is reached less than or equal to 680nm scopes in wavelength to the absorptivity of the light of remaining a variety of colors wavelength；
Step 2：Light with reference to light source, and it is described with reference to light source with reference to light source through " blue light leads to " dark blue glass filter observation
Strictly it is equal to the incandescent light of candle light for candle light or spectrum or spectrum is strictly equal to the LED light of candle light；
Step 3：Color and brightness through " blue light leads to " dark blue glass filter observation artificial light source, the artificial light source bag
Include but be not limited to artificial light light source and various display screens；
Step 4：It will be contrasted with reference to light source and other light sources, with the reference light source through " blue light leads to " dark blue glass filter
As reference, color indigo plant is better than with reference to light source person to have blue light harm and non-vision effect in, brightness for color and brightness；Blue color
And it is without blue light harm and non-vision effect that the brightness of blue color, which is weaker than with reference to light source person,.
2. the visualization appraisal procedure of a kind of light source blue light harm according to claim 1 and non-vision effect, its feature
It is：The optical filter is cobalt blue glass and dark blue lucite, area 1cm2-50000cm2。
3. the visualization appraisal procedure of a kind of light source blue light harm according to claim 1 and non-vision effect, its feature
It is：In step 2, the artificial light source includes but is not limited to high-pressure mercury lamp, low-pressure sodium lamp, metal halide lamp, white heat
Lamp, white LED lamp.
4. the visualization appraisal procedure of a kind of light source blue light harm according to claim 1 and non-vision effect, its feature
It is：In step 2, the artificial light source includes but is not limited to LED backlight liquid crystal display, CCFL backlight liquid crystals screen, cathode-ray
Tube display screen.
5. the visualization appraisal procedure of a kind of light source blue light harm according to claim 4 and non-vision effect, its feature
It is：When assessing above-mentioned each display screen, should occur white font or pattern or whole screen white on display screen.
6. light source blue light harm and non-vision effect according to any claim in claim 1 to claim 5
Visualize appraisal procedure, it is characterised in that：Also include step 5, i.e. spectrum counterevidence step, by preceding four step pick out without blue light
Harm is compared with the light source of non-vision effect with the spectrum with reference to light source.
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| CN108414083A (en) * | 2018-02-27 | 2018-08-17 | 商洛学院 | One kind can the modified multi-functional illuminance transducer of human eye transmissivity and design method |
| CN109238458A (en) * | 2018-08-13 | 2019-01-18 | 商洛学院 | A kind of non-visual biological effect appraisal procedure in video display process |
| CN109752096A (en) * | 2019-02-13 | 2019-05-14 | 商洛学院 | A method of blue light harm and rhythm and pace of moving things effect are analyzed according to light source chromaticity coordinates Z value |
| CN109916599A (en) * | 2019-02-13 | 2019-06-21 | 商洛学院 | A method of according to light source color temperature quantitative analysis blue light harm and rhythm and pace of moving things effect |
| CN112992039A (en) * | 2021-03-27 | 2021-06-18 | 惠仁康宁(苏州)健康科技有限公司 | Real-time acquisition method for optical radiation visual health information of display screen |
| CN114459599A (en) * | 2022-01-20 | 2022-05-10 | 广东产品质量监督检验研究院（国家质量技术监督局广州电气安全检验所、广东省试验认证研究院、华安实验室） | Blue light hazard detection device and method |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108414083A (en) * | 2018-02-27 | 2018-08-17 | 商洛学院 | One kind can the modified multi-functional illuminance transducer of human eye transmissivity and design method |
| CN108414083B (en) * | 2018-02-27 | 2019-08-30 | 商洛学院 | One kind can the modified multi-functional illuminance transducer of human eye transmissivity and design method |
| CN109238458A (en) * | 2018-08-13 | 2019-01-18 | 商洛学院 | A kind of non-visual biological effect appraisal procedure in video display process |
| CN109752096A (en) * | 2019-02-13 | 2019-05-14 | 商洛学院 | A method of blue light harm and rhythm and pace of moving things effect are analyzed according to light source chromaticity coordinates Z value |
| CN109916599A (en) * | 2019-02-13 | 2019-06-21 | 商洛学院 | A method of according to light source color temperature quantitative analysis blue light harm and rhythm and pace of moving things effect |
| CN109752096B (en) * | 2019-02-13 | 2020-01-03 | 商洛学院 | Method for analyzing blue light hazard and rhythm effect according to light source color coordinate Z value |
| CN112992039A (en) * | 2021-03-27 | 2021-06-18 | 惠仁康宁(苏州)健康科技有限公司 | Real-time acquisition method for optical radiation visual health information of display screen |
| CN114459599A (en) * | 2022-01-20 | 2022-05-10 | 广东产品质量监督检验研究院（国家质量技术监督局广州电气安全检验所、广东省试验认证研究院、华安实验室） | Blue light hazard detection device and method |
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Application publication date: 20180123 |