CN105157855A - Wavelength detection device - Google Patents
Wavelength detection device Download PDFInfo
- Publication number
- CN105157855A CN105157855A CN201510504435.4A CN201510504435A CN105157855A CN 105157855 A CN105157855 A CN 105157855A CN 201510504435 A CN201510504435 A CN 201510504435A CN 105157855 A CN105157855 A CN 105157855A
- Authority
- CN
- China
- Prior art keywords
- light
- filter
- detection device
- detecting device
- receiving
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Landscapes
- Investigating Or Analysing Materials By Optical Means (AREA)
- Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
Abstract
The invention relates to a wavelength detection device. The wavelength detection device includes an excitation light system and a detection device for receiving light beams of the excitation light system; the detection device includes a liquid container used for containing parallel light beams emitted by the excitation light system, a beam splitting prism used for the splitting light passing through the liquid container into two light beams which are perpendicular to each other, a first detection system which is composed of a first filter, a first CCD lens, a first optical path detector and a PC which are distributed sequentially, and a second detection system which is composed of a second filter, a second CCD lens, a second optical detector and a PC which are distributed sequentially. According to the wavelength detection device of the invention, a filter installed behind a light source can filter out impurity light; light intensity can be adjusted through a diaphragm; and excitation light can be parallelly emitted to a detection object through a collimating mirror. With the wavelength detection device adopted, dual wavelengths can be measured without replacing the filter required.
Description
Technical field
The present invention relates to a kind of wavelength detecting device, be specifically related to a kind of liquid wavelength pick-up unit.
Background technology
Optical wavelength detection is the key issue in the application such as the channel performance monitoring in optical WDM communication system and the sensing parameter demodulation in optical sensor system, and grating spectrograph, scan light wave filter etc. can be adopted to carry out optical wavelength detection.In existing liquid wavelength pick-up unit, the general design comparison of exciting light is complicated, can not remove bias light, and pick-up unit design is comparatively complicated, simple means can not be used to go to detect, cause the manufacturing cost of pick-up unit to strengthen.
Because above-mentioned defect, the design people, actively in addition research and innovation, to founding a kind of liquid wavelength pick-up unit of new structure, make it have more value in industry.
Summary of the invention
For solving the problems of the technologies described above, the object of this invention is to provide a kind of liquid wavelength pick-up unit.
Technical scheme of the present invention is as follows:
A kind of wavelength detecting device, is characterized in that, comprising:
Exciting light system, comprises,
Light source, for generation of the light source of exciting light;
Filter, for receive described light source launch exciting light and filter background impurity light;
First convex lens, for receiving the light of the scattering that described filter is launched and the anaclasis of scattering being become directional light;
Second convex lens, for receiving the directional light of described second convex lens transmitting and being focused on by directional light;
Diaphragm, for receiving the light of the second convex lens focus, and controls the light intensity by it by the size of diaphragm;
Collimating mirror, for receiving the light by diaphragm, and becomes parallel rays by light refraction.
Pick-up unit, comprises,
Liquid container, for placing liquid to be measured and accepting the parallel rays that exciting light systems radiate goes out;
Amici prism, for being divided into mutually perpendicular two-beam line by the light by liquid container;
First detection system, is made up of the first filter set gradually, a CCD camera lens, the first light path detecting device and PC;
Second detection system, is made up of the second filter set gradually, the 2nd CCD camera lens, the second light path detecting device and PC.
Further, described light source is He-Ne laser.
Further, described first filter and the second filter are for filtering the light of different wave length.
By such scheme, the present invention at least has the following advantages:
Apparatus of the present invention have filtered impurity light by being arranged on the filter after light source, and the diaphragm installed may be used for the size regulating light intensity, and parallel for exciting light being mapped to can be detected on thing by the collimating mirror of installation.
The present invention can not need to change optical filter can measure dual wavelength.
Above-mentioned explanation is only the general introduction of technical solution of the present invention, in order to better understand technological means of the present invention, and can be implemented according to the content of instructions, coordinates accompanying drawing to be described in detail as follows below with preferred embodiment of the present invention.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Embodiment
Below in conjunction with drawings and Examples, the specific embodiment of the present invention is described in further detail.Following examples for illustration of the present invention, but are not used for limiting the scope of the invention.
See Fig. 1, a kind of liquid wavelength pick-up unit described in a preferred embodiment of the present invention, comprises exciting light system, comprises light source 1, for generation of the light source of exciting light; Filter 2, for receive described light source launch exciting light and filter background impurity light; First convex lens 3, for receiving the light of the scattering that described filter is launched and the anaclasis of scattering being become directional light; Second convex lens 4, for receiving the directional light of described second convex lens transmitting and being focused on by directional light; Diaphragm 5, for receiving the light of the second convex lens focus, and controls the light intensity by it by the size of diaphragm; Collimating mirror 6, for receiving the light by diaphragm, and becomes parallel rays by light refraction.Pick-up unit, comprises, liquid container 7, for placing liquid to be measured and accepting the parallel rays that exciting light systems radiate goes out; Amici prism 8, for being divided into mutually perpendicular two-beam line by the light by liquid container; First detection system, is made up of the first filter 9 set gradually, CCD camera lens 10, a first light path detecting device 11 and PC 15; Second detection system, is made up of the second filter 12 set gradually, the 2nd CCD camera lens 13, second light path detecting device 14 and PC 15.
Light source in the present invention is He-Ne laser instrument.
Principle of work of the present invention is as follows:
The light that light source sends is through filter filtering out background impurity light, focusing on through two panels convex lens, the diaphragm arranged can regulate the size by light source, and last collimating mirror is used for injecting liquid container after being divided into the two bundles filter different by two to filter out different light beams light beam by Amici prism again by the wavelength of two detection system tracer liquids by parallel for the light beam received.
The above is only the preferred embodiment of the present invention; be not limited to the present invention; should be understood that; for those skilled in the art; under the prerequisite not departing from the technology of the present invention principle; can also make some improvement and modification, these improve and modification also should be considered as protection scope of the present invention.
Claims (3)
1. a wavelength detecting device, is characterized in that, comprising:
Exciting light system, comprises,
Light source, for generation of the light source of exciting light;
Filter, for receive described light source launch exciting light and filter background impurity light;
First convex lens, for receiving the light of the scattering that described filter is launched and the anaclasis of scattering being become directional light;
Second convex lens, for receiving the directional light of described second convex lens transmitting and being focused on by directional light;
Diaphragm, for receiving the light of the second convex lens focus, and controls the light intensity by it by the size of diaphragm;
Collimating mirror, for receiving the light by diaphragm, and becomes parallel rays by light refraction.
Pick-up unit, comprises,
Liquid container, for placing liquid to be measured and accepting the parallel rays that exciting light systems radiate goes out;
Amici prism, for being divided into mutually perpendicular two-beam line by the light by liquid container;
First detection system, is made up of the first filter set gradually, a CCD camera lens, the first light path detecting device and PC;
Second detection system, is made up of the second filter set gradually, the 2nd CCD camera lens, the second light path detecting device and PC.
2. a kind of wavelength detecting device according to claim 1, is characterized in that: described light source is He-Ne laser.
3. a kind of wavelength detecting device according to claim 1, is characterized in that: described first filter and the second filter are for filtering the light of different wave length.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510504435.4A CN105157855A (en) | 2015-08-17 | 2015-08-17 | Wavelength detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510504435.4A CN105157855A (en) | 2015-08-17 | 2015-08-17 | Wavelength detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105157855A true CN105157855A (en) | 2015-12-16 |
Family
ID=54798793
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510504435.4A Pending CN105157855A (en) | 2015-08-17 | 2015-08-17 | Wavelength detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105157855A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105699056A (en) * | 2016-02-22 | 2016-06-22 | 中国科学院上海光学精密机械研究所 | Device and method for detecting intensity and phase transmission distribution of colored glass filter |
| CN106092885A (en) * | 2016-08-05 | 2016-11-09 | 苏州优谱德精密仪器科技有限公司 | Flow Optical detection device |
| CN107063476A (en) * | 2017-05-27 | 2017-08-18 | 中国电子科技集团公司第四十研究所 | A kind of device and method for measuring Terahertz wavelength |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201075029Y (en) * | 2007-08-03 | 2008-06-18 | 湖南力合科技发展有限公司 | Detecting device with single-light source, single light path and dual wavelength |
| CN201335808Y (en) * | 2009-01-05 | 2009-10-28 | 宇星科技发展(深圳)有限公司 | Double-wavelength optical detection device |
| CN201449370U (en) * | 2009-06-04 | 2010-05-05 | 南京大学 | Multi-wavelength nucleic acid protein chromatography separation and detection device |
| CN103196555A (en) * | 2013-03-14 | 2013-07-10 | 中国科学院安徽光学精密机械研究所 | Spectrum programmable light source system applied to hyper-spectrum calibration |
-
2015
- 2015-08-17 CN CN201510504435.4A patent/CN105157855A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201075029Y (en) * | 2007-08-03 | 2008-06-18 | 湖南力合科技发展有限公司 | Detecting device with single-light source, single light path and dual wavelength |
| CN201335808Y (en) * | 2009-01-05 | 2009-10-28 | 宇星科技发展(深圳)有限公司 | Double-wavelength optical detection device |
| CN201449370U (en) * | 2009-06-04 | 2010-05-05 | 南京大学 | Multi-wavelength nucleic acid protein chromatography separation and detection device |
| CN103196555A (en) * | 2013-03-14 | 2013-07-10 | 中国科学院安徽光学精密机械研究所 | Spectrum programmable light source system applied to hyper-spectrum calibration |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105699056A (en) * | 2016-02-22 | 2016-06-22 | 中国科学院上海光学精密机械研究所 | Device and method for detecting intensity and phase transmission distribution of colored glass filter |
| CN105699056B (en) * | 2016-02-22 | 2019-10-18 | 中国科学院上海光学精密机械研究所 | Device and method for detecting intensity and phase transmission distribution of colored glass filter |
| CN106092885A (en) * | 2016-08-05 | 2016-11-09 | 苏州优谱德精密仪器科技有限公司 | Flow Optical detection device |
| CN107063476A (en) * | 2017-05-27 | 2017-08-18 | 中国电子科技集团公司第四十研究所 | A kind of device and method for measuring Terahertz wavelength |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CY1118267T1 (en) | CATERING METHODS AND OPTICAL SYSTEMS AND PROVISIONS USING THE SAME | |
| CN105021588B (en) | A kind of single light source CARS gas-detecting devices and method | |
| JP2014222239A5 (en) | ||
| JP2016024009A5 (en) | ||
| CN104597011B (en) | Excitation light source drift correction device and XRF | |
| ATE451866T1 (en) | MEASUREMENT OF SURFACE TOPOGRAPHY AND WAVE ABERRATION OF A LENS SYSTEM | |
| US20170307530A1 (en) | Optical analysis device and biomolecular analysis device | |
| CN105157855A (en) | Wavelength detection device | |
| CN104568899A (en) | Portable raman spectrometer | |
| ATE546726T1 (en) | OPTICAL SYSTEM WITH DIFFRACTIVE OPTICAL ELEMENTS FOR IMAGING SIGNAL LIGHT ON A DETECTOR | |
| CN106066320B (en) | Seawater bacteria detection system based on multi-wavelength laser induced bacteria intrinsic fluorescence | |
| SG10201807226RA (en) | Laser beam profiler unit and laser processing apparatus | |
| KR20200057998A (en) | Apparatus for detecting oil spill | |
| KR20190100622A (en) | crude oil detection apparatus | |
| WO2014023498A3 (en) | Measuring system for determining reflection characteristic of solar mirror materials and method for the quality determination of a mirror material sample | |
| CN105300930A (en) | Dual-channel water turbidity detection method | |
| WO2020112434A3 (en) | Compact optical imaging system for cell culture monitoring | |
| CN105067128A (en) | Exciting light device for detection optical path | |
| JP2008116424A (en) | Fluorescence measuring cell device, and fluorescence detector | |
| CN105628662A (en) | Atomic fluorescence spectrophotometer | |
| CN105067587A (en) | Enhanced Raman spectroscopy system | |
| CN204028004U (en) | A kind of substance detecting apparatus based on Raman filtering | |
| CO2020006769A2 (en) | Optical measurement method and system | |
| US20140139835A1 (en) | Measurement device of degree of cure | |
| CN105043559A (en) | Double-focal lens-based CARS spectral temperature measurement device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20151216 |