CN105806813A - Light detecting device and light detecting method - Google Patents
Light detecting device and light detecting method Download PDFInfo
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- CN105806813A CN105806813A CN201610274491.8A CN201610274491A CN105806813A CN 105806813 A CN105806813 A CN 105806813A CN 201610274491 A CN201610274491 A CN 201610274491A CN 105806813 A CN105806813 A CN 105806813A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/59—Transmissivity
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2201/00—Features of devices classified in G01N21/00
- G01N2201/06—Illumination; Optics
- G01N2201/061—Sources
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2201/00—Features of devices classified in G01N21/00
- G01N2201/06—Illumination; Optics
- G01N2201/062—LED's
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2201/00—Features of devices classified in G01N21/00
- G01N2201/12—Circuits of general importance; Signal processing
- G01N2201/123—Conversion circuit
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Abstract
The invention relates to a light detecting device and a light detecting method. The device comprises light sources, a light sensor, an analogue-digital conversion circuit and a processor, wherein the light sources are used for emitting light and are also used for emitting specific light for penetrating through a test object; the light sensor is used for sensing light and converting light intensity of the light into a first voltage signal and is also used for sensing the specific light penetrating through the test object and converting light intensity of the specific light into a second voltage signal; the analogue-digital conversion circuit is used for performing analogue-digital conversion on the first voltage signal to obtain a first digital signal, and is also used for performing analogue-digital conversion on the second voltage signal to obtain a second digital signal; the processor is used for converting the first digital signal into penetration rate of the light, and is also used for converting the second digital signal into penetration rate of the specific light, and performing difference conversion on the penetration rate of the light and the penetration rate of the specific light to obtain the shielding ratio of the test object to the specific light. Compared with the prior art, the light detecting device and the light detecting method disclosed by the invention have the advantages that the shielding ratio of the test object to the light can be quickly detected, and high detection speed and high precision are realized.
Description
Technical field
The present invention relates to technical field of optical detection, particularly to a kind of optical detection device and method.
Background technology
Luminescent material various on the market at present is a lot, very different, all needs to carry out blue light measurement for ophthalmic lens, mobile phone, flat board protecting film, protection eyeglass, safety glass, notebook computer, computer screen all-in-one and television set, protecting film, VR eyeglass；The product blue light that be there is a need to slow down blue light (400um～480um) penetrance measures, but lacks now the screening rate that can quickly detect various material, and the especially screening rate of blue light, it is therefore necessary to solve existing issue.
Summary of the invention
The technical problem to be solved is to provide a kind of tester screening rate to light that can quickly detect, the detection optical detection device that speed is fast, precision is high and method.
The technical scheme is that a kind of optical detection device, including:
Light source, is used for emitting beam, and is additionally operable to send particular light ray traverse tester；
Optical inductor, is used for sensing light, and the light intensity of light is converted into the first voltage signal；It is additionally operable to sense the particular light ray through tester, the light intensity of particular light ray is converted into the second voltage signal；
Analog to digital conversion circuit, becomes the first digital signal for the first voltage signal is carried out analog digital conversion；It is additionally operable to that the second voltage signal is carried out analog digital conversion and becomes the second digital signal；
Processor, for being converted into the penetrance of light by the first digital signal；It is additionally operable to be converted into the second digital signal the penetrance of particular light ray, the penetrance of the penetrance of light Yu particular light ray is carried out difference conversion, obtain the tester screening rate to particular light ray.
The invention has the beneficial effects as follows: light source, optical inductor, analog to digital conversion circuit and processor coordinate operation, realize the penetrance of light and particular light ray is detected, by carrying out difference conversion, the quickly detection tester screening rate to light, so that it is determined that the quality of the shield lights of tester, speed is fast, precision is high in detection.
On the basis of technique scheme, the present invention can also do following improvement.
Further, described light source is LED.
Further, the particular light ray that described light source sends is ultraviolet light, blue light or green glow.
Above-mentioned further scheme is adopted to provide the benefit that: the detection of application multi-light, applied widely.
Further, described processor memory contains the first penetrance reference table, magnitude of voltage and the penetrance of the first penetrance reference table that light produces are linear, the range of voltage values that range of voltage values corresponding to the penetrance maximum of light is corresponding with the penetrance minima of light is comprised in described first penetrance reference table, described processor reads the magnitude of voltage of the first digital signal of light, search penetrance reference table according to magnitude of voltage, converse the penetrance of light again through interpolation.
Above-mentioned further scheme is adopted to provide the benefit that: to converse the penetrance of the light of correspondence according to magnitude of voltage, improve screening rate accuracy of detection.
Further, described processor memory contains the second penetrance reference table, magnitude of voltage and the penetrance of the second penetrance reference table that particular light ray produces are linear, the range of voltage values that range of voltage values corresponding to the penetrance maximum of light is corresponding with the penetrance minima of light is comprised in described first penetrance reference table, described processor reads the magnitude of voltage of the second digital signal of particular light ray, search the second penetrance reference table according to magnitude of voltage, converse the penetrance of particular light ray again through interpolation.
Above-mentioned further scheme is adopted to provide the benefit that: to converse the penetrance of the particular light ray of correspondence according to magnitude of voltage, improve screening rate accuracy of detection.
Further, also including display and memorizer, described display is for showing the screening rate of particular light ray, and described memorizer is for storing the screening rate of particular light ray.
Above-mentioned further scheme is adopted to provide the benefit that: display is easy to understand in time the screening rate of tester, and memorizer carries out data storage, it is simple to carry out data analysis.
This invention address that another technical scheme of above-mentioned technical problem is as follows: a kind of light detection method, comprise the following steps:
Step 1. light source emits beam, optical inductor sensing light, and the light intensity of light is converted into the first voltage signal；
First voltage signal is carried out analog digital conversion and becomes the first digital signal by step 2. analog to digital conversion circuit；First digital signal is converted into the penetrance of light by processor；
Step 3. light source sends particular light ray traverse tester；The light intensity of particular light ray, through the particular light ray of tester, is converted into the second voltage signal by optical inductor sensing；
Second voltage signal is carried out analog digital conversion and becomes the second digital signal by step 4. analog to digital conversion circuit；Second digital signal is converted into the penetrance of particular light ray by processor, and the penetrance of the penetrance of light Yu particular light ray is carried out difference conversion, obtains the tester screening rate to particular light ray.
The invention has the beneficial effects as follows: light source, optical inductor, analog to digital conversion circuit and processor coordinate operation, realize the penetrance of light and particular light ray is detected, by carrying out difference conversion, the quickly detection tester screening rate to light, so that it is determined that the quality of the shield lights of tester, speed is fast, precision is high in detection.
On the basis of technique scheme, the present invention can also do following improvement.
Further, described processor memory contains the first penetrance reference table, magnitude of voltage and the penetrance of the first penetrance reference table that light produces are linear, the range of voltage values that range of voltage values corresponding to the penetrance maximum of light is corresponding with the penetrance minima of light is comprised in described first penetrance reference table, described processor reads the magnitude of voltage of the first digital signal of light, search penetrance reference table according to magnitude of voltage, converse the penetrance of light again through interpolation.
Above-mentioned further scheme is adopted to provide the benefit that: to converse the penetrance of the light of correspondence according to magnitude of voltage, improve screening rate accuracy of detection.
Further, described processor memory contains the second penetrance reference table, magnitude of voltage and the penetrance of the second penetrance reference table that particular light ray produces are linear, the range of voltage values that range of voltage values corresponding to the penetrance maximum of light is corresponding with the penetrance minima of light is comprised in described first penetrance reference table, described processor reads the magnitude of voltage of the second digital signal of particular light ray, search the second penetrance reference table according to magnitude of voltage, converse the penetrance of particular light ray again through interpolation.
Above-mentioned further scheme is adopted to provide the benefit that: to converse the penetrance of the particular light ray of correspondence according to magnitude of voltage, improve screening rate accuracy of detection.
Further, also include step 5: the screening rate of display display particular light ray, the screening rate of memorizer storage particular light ray.
Above-mentioned further scheme is adopted to provide the benefit that: display is easy to understand in time the screening rate of tester, and memorizer carries out data storage, it is simple to carry out data analysis.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of optical detection device of the present invention.
In accompanying drawing, the list of parts representated by each label is as follows:
1, light source, 2, optical inductor, 3, analog to digital conversion circuit, 4, processor, 5, display, 6, memorizer, 7, tester.
Detailed description of the invention
Below in conjunction with accompanying drawing, principles of the invention and feature being described, example is served only for explaining the present invention, is not intended to limit the scope of the present invention.
As it is shown in figure 1, a kind of optical detection device, including:
Light source 1, is used for emitting beam, and is additionally operable to send particular light ray traverse tester 7；
Optical inductor 2, is used for sensing light, and the light intensity of light is converted into the first voltage signal；It is additionally operable to sense the particular light ray through tester 7, the light intensity of particular light ray is converted into the second voltage signal；
Analog to digital conversion circuit 3, becomes the first digital signal for the first voltage signal is carried out analog digital conversion；It is additionally operable to that the second voltage signal is carried out analog digital conversion and becomes the second digital signal；
Processor 4, for being converted into the penetrance of light by the first digital signal；It is additionally operable to be converted into the second digital signal the penetrance of particular light ray, the penetrance of the penetrance of light Yu particular light ray is carried out difference conversion, obtain the tester 7 screening rate to particular light ray.
Preferably, described light source 1 is LED.
Preferably, the particular light ray that described light source 1 sends is ultraviolet light, blue light or green glow.
Preferably, described processor 4 internal memory contains the first penetrance reference table, magnitude of voltage and the penetrance of the first penetrance reference table that light produces are linear, the range of voltage values that range of voltage values corresponding to the penetrance maximum of light is corresponding with the penetrance minima of light is comprised in described first penetrance reference table, described processor 4 reads the magnitude of voltage of the first digital signal of light, search penetrance reference table according to magnitude of voltage, converse the penetrance of light again through interpolation.
Preferably, described processor 4 internal memory contains the second penetrance reference table, magnitude of voltage and the penetrance of the second penetrance reference table that particular light ray produces are linear, the range of voltage values that range of voltage values corresponding to the penetrance maximum of light is corresponding with the penetrance minima of light is comprised in described first penetrance reference table, described processor 4 reads the magnitude of voltage of the second digital signal of particular light ray, search the second penetrance reference table according to magnitude of voltage, converse the penetrance of particular light ray again through interpolation.
The magnitude of voltage of ultraviolet light is between 1.8V～3.5V, and the magnitude of voltage of blue light is between 1.5V～2.5V, and the magnitude of voltage of green glow is between 1.2V～2.4V.
Ultraviolet light magnitude of voltage >=3.5V transmitance 100%, magnitude of voltage≤1.8V transmitance 0%；
Blue light magnitude of voltage >=2.5V transmitance 100%, magnitude of voltage≤1.5V transmitance 0%；
Green glow magnitude of voltage >=2.4V transmitance 100%, magnitude of voltage≤1.2V transmitance 0%.
Preferably, also including display 5 and memorizer 6, described display 5 is for showing the screening rate of particular light ray, and described memorizer 6 is for storing the screening rate of particular light ray.
A kind of light detection method, comprises the following steps:
Step 1. light source 1 emits beam, and optical inductor 2 senses light, and the light intensity of light is converted into the first voltage signal；
First voltage signal is carried out analog digital conversion and becomes the first digital signal by step 2. analog to digital conversion circuit 3；First digital signal is converted into the penetrance of light by processor 4；
Step 3. light source 1 sends particular light ray traverse tester 7；Optical inductor 2 senses the particular light ray through tester 7, and the light intensity of particular light ray is converted into the second voltage signal；
Second voltage signal is carried out analog digital conversion and becomes the second digital signal by step 4. analog to digital conversion circuit 3；Second digital signal is converted into the penetrance of particular light ray by processor 4, and the penetrance of the penetrance of light Yu particular light ray is carried out difference conversion, obtains the tester 7 screening rate to particular light ray.
Preferably, described processor 4 internal memory contains the first penetrance reference table, magnitude of voltage and the penetrance of the first penetrance reference table that light produces are linear, the range of voltage values that range of voltage values corresponding to the penetrance maximum of light is corresponding with the penetrance minima of light is comprised in described first penetrance reference table, described processor 4 reads the magnitude of voltage of the first digital signal of light, search penetrance reference table according to magnitude of voltage, converse the penetrance of light again through interpolation.
Preferably, described processor 4 internal memory contains the second penetrance reference table, magnitude of voltage and the penetrance of the second penetrance reference table that particular light ray produces are linear, the range of voltage values that range of voltage values corresponding to the penetrance maximum of light is corresponding with the penetrance minima of light is comprised in described first penetrance reference table, described processor 4 reads the magnitude of voltage of the second digital signal of particular light ray, search the second penetrance reference table according to magnitude of voltage, converse the penetrance of particular light ray again through interpolation.
Preferably, also include step 5: display 5 shows the screening rate of particular light ray, and memorizer 6 stores the screening rate of particular light ray.
Implementing this programme, light source 1 sends white light, and optical inductor 2 senses white light, and the light intensity of white light is converted into the first voltage signal；First voltage signal is carried out analog digital conversion and becomes the first digital signal by analog to digital conversion circuit 3；First digital signal is converted into the penetrance of white light by processor 4；
Light source 1 sends blue light traverse tester 7；Optical inductor 2 senses the blue light through tester 7, and the light intensity of blue light is converted into the second voltage signal；Second voltage signal is carried out analog digital conversion and becomes the second digital signal by analog to digital conversion circuit 3；Second digital signal is converted into the penetrance of blue light by processor 4, and the penetrance of the penetrance of white light Yu blue light is carried out difference conversion, obtains the tester 7 screening rate to blue light.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all within the spirit and principles in the present invention, any amendment of making, equivalent replacement, improvement etc., should be included within protection scope of the present invention.
Claims (10)
1. an optical detection device, it is characterised in that including:
Light source (1), is used for emitting beam, and is additionally operable to send particular light ray traverse tester (7)；
Optical inductor (2), is used for sensing light, and the light intensity of light is converted into the first voltage signal；It is additionally operable to sense the particular light ray through tester (7), the light intensity of particular light ray is converted into the second voltage signal；
Analog to digital conversion circuit (3), becomes the first digital signal for the first voltage signal is carried out analog digital conversion；It is additionally operable to that the second voltage signal is carried out analog digital conversion and becomes the second digital signal；
Processor (4), for being converted into the penetrance of light by the first digital signal；It is additionally operable to be converted into the second digital signal the penetrance of particular light ray, the penetrance of the penetrance of light Yu particular light ray is carried out difference conversion, obtain the tester (7) screening rate to particular light ray.
2. a kind of optical detection device according to claim 1, it is characterised in that described light source (1) is LED.
3. a kind of optical detection device according to claim 1, it is characterised in that the particular light ray that described light source (1) sends is ultraviolet light, blue light or green glow.
4. a kind of optical detection device according to claim 1, it is characterized in that, described processor (4) (4) internal memory contains the first penetrance reference table, magnitude of voltage and the penetrance of the first penetrance reference table that light produces are linear, the range of voltage values that range of voltage values corresponding to the penetrance maximum of light is corresponding with the penetrance minima of light is comprised in described first penetrance reference table, described processor (4) reads the magnitude of voltage of the first digital signal of light, penetrance reference table is searched according to magnitude of voltage, the penetrance of light is conversed again through interpolation.
5. a kind of optical detection device according to claim 1, it is characterized in that, described processor (4) (4) internal memory contains the second penetrance reference table, magnitude of voltage and the penetrance of the second penetrance reference table that particular light ray produces are linear, the range of voltage values that range of voltage values corresponding to the penetrance maximum of light is corresponding with the penetrance minima of light is comprised in described first penetrance reference table, described processor (4) reads the magnitude of voltage of the second digital signal of particular light ray, the second penetrance reference table is searched according to magnitude of voltage, the penetrance of particular light ray is conversed again through interpolation.
6. a kind of optical detection device according to any one of claim 1 to 5, it is characterized in that, also include display (5) and memorizer (6), described display (5) is for showing the screening rate of particular light ray, and described memorizer (6) is for storing the screening rate of particular light ray.
7. a light detection method, it is characterised in that comprise the following steps:
Step 1. light source (1) emits beam, optical inductor (2) sensing light, and the light intensity of light is converted into the first voltage signal；
First voltage signal is carried out analog digital conversion and becomes the first digital signal by step 2. analog to digital conversion circuit (3)；First digital signal is converted into the penetrance of light by processor (4)；
Step 3. light source (1) sends particular light ray traverse tester (7)；The light intensity of particular light ray, through the particular light ray of tester (7), is converted into the second voltage signal by optical inductor (2) sensing；
Second voltage signal is carried out analog digital conversion and becomes the second digital signal by step 4. analog to digital conversion circuit (3)；Second digital signal is converted into the penetrance of particular light ray by processor (4), and the penetrance of the penetrance of light Yu particular light ray is carried out difference conversion, obtains the tester (7) screening rate to particular light ray.
8. a kind of light detection method according to claim 7, it is characterized in that, described processor (4) (4) internal memory contains the first penetrance reference table, magnitude of voltage and the penetrance of the first penetrance reference table that light produces are linear, the range of voltage values that range of voltage values corresponding to the penetrance maximum of light is corresponding with the penetrance minima of light is comprised in described first penetrance reference table, described processor (4) reads the magnitude of voltage of the first digital signal of light, penetrance reference table is searched according to magnitude of voltage, the penetrance of light is conversed again through interpolation.
9. a kind of light detection method according to claim 7, it is characterized in that, described processor (4) (4) internal memory contains the second penetrance reference table, magnitude of voltage and the penetrance of the second penetrance reference table that particular light ray produces are linear, the range of voltage values that range of voltage values corresponding to the penetrance maximum of light is corresponding with the penetrance minima of light is comprised in described first penetrance reference table, described processor (4) reads the magnitude of voltage of the second digital signal of particular light ray, the second penetrance reference table is searched according to magnitude of voltage, the penetrance of particular light ray is conversed again through interpolation.
10. light detection method according to any one of claim 7 to 9, it is characterised in that also include step 5: the screening rate of display (5) display particular light ray, the screening rate of memorizer (6) storage particular light ray.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610274491.8A CN105806813A (en) | 2016-04-28 | 2016-04-28 | Light detecting device and light detecting method |
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| CN201610274491.8A CN105806813A (en) | 2016-04-28 | 2016-04-28 | Light detecting device and light detecting method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109406462A (en) * | 2018-10-08 | 2019-03-01 | 新视界视光健康产业（南京）有限公司 | A kind of eyeglass blue light filter efficiency detection device |
| CN109470361A (en) * | 2018-11-12 | 2019-03-15 | 深圳市光科全息技术有限公司 | A kind of detection system of the blue light rejection rate of anti-blue light product |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS522583A (en) * | 1975-06-24 | 1977-01-10 | Yokogawa Hokushin Electric Corp | Penetration rate measuring device |
| CN2643573Y (en) * | 2003-08-23 | 2004-09-22 | 鸿富锦精密工业（深圳）有限公司 | Image pick-up device |
| CN101576681A (en) * | 2008-05-08 | 2009-11-11 | 奇美电子股份有限公司 | Half-transmitting half-reflecting display unit and drive method thereof |
| CN102063229A (en) * | 2010-12-14 | 2011-05-18 | 友达光电股份有限公司 | Touch screen structure and method for regulating light uniformity by using same |
| CN202101935U (en) * | 2011-05-24 | 2012-01-04 | 上海理工大学 | Detection circuit for detecting content of ingredients in liquid |
| CN104237171A (en) * | 2013-06-14 | 2014-12-24 | 杰瑞科技有限公司 | Measuring system |
| CN104236862A (en) * | 2014-09-28 | 2014-12-24 | 广州视源电子科技股份有限公司 | Optical performance detection method |
| CN104698615A (en) * | 2013-12-06 | 2015-06-10 | 大连龙宁科技有限公司 | Rapid transparence detection method for liquid crystal display screen based on weighted average method |
| CN205808930U (en) * | 2016-04-28 | 2016-12-14 | 钱金维 | A kind of optical detection device |
-
2016
- 2016-04-28 CN CN201610274491.8A patent/CN105806813A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS522583A (en) * | 1975-06-24 | 1977-01-10 | Yokogawa Hokushin Electric Corp | Penetration rate measuring device |
| CN2643573Y (en) * | 2003-08-23 | 2004-09-22 | 鸿富锦精密工业（深圳）有限公司 | Image pick-up device |
| CN101576681A (en) * | 2008-05-08 | 2009-11-11 | 奇美电子股份有限公司 | Half-transmitting half-reflecting display unit and drive method thereof |
| CN102063229A (en) * | 2010-12-14 | 2011-05-18 | 友达光电股份有限公司 | Touch screen structure and method for regulating light uniformity by using same |
| CN202101935U (en) * | 2011-05-24 | 2012-01-04 | 上海理工大学 | Detection circuit for detecting content of ingredients in liquid |
| CN104237171A (en) * | 2013-06-14 | 2014-12-24 | 杰瑞科技有限公司 | Measuring system |
| CN104698615A (en) * | 2013-12-06 | 2015-06-10 | 大连龙宁科技有限公司 | Rapid transparence detection method for liquid crystal display screen based on weighted average method |
| CN104236862A (en) * | 2014-09-28 | 2014-12-24 | 广州视源电子科技股份有限公司 | Optical performance detection method |
| CN205808930U (en) * | 2016-04-28 | 2016-12-14 | 钱金维 | A kind of optical detection device |
Non-Patent Citations (1)
| Title |
|---|
| 张立材: "《数字信号处理》", 29 February 2004 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109406462A (en) * | 2018-10-08 | 2019-03-01 | 新视界视光健康产业（南京）有限公司 | A kind of eyeglass blue light filter efficiency detection device |
| CN109470361A (en) * | 2018-11-12 | 2019-03-15 | 深圳市光科全息技术有限公司 | A kind of detection system of the blue light rejection rate of anti-blue light product |
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Application publication date: 20160727 |