CN207816346U - Quick multiple dimension spectrum detection device based on multi-Wavelength Pulses light source - Google Patents
Quick multiple dimension spectrum detection device based on multi-Wavelength Pulses light source Download PDFInfo
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- CN207816346U CN207816346U CN201820109529.0U CN201820109529U CN207816346U CN 207816346 U CN207816346 U CN 207816346U CN 201820109529 U CN201820109529 U CN 201820109529U CN 207816346 U CN207816346 U CN 207816346U
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- light splitting
- eyeglass
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- splitting eyeglass
- galvanometer
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Abstract
The utility model discloses a kind of quick multiple dimension spectrum detection device based on multi-Wavelength Pulses light source, including light-pulse generator, lower light splitting eyeglass, galvanometer, high speed detector, filter plate, condenser lens, imaging spectrometer, upper light splitting eyeglasses；Imaging spectrometer, condenser lens, filter plate, upper light splitting eyeglass, lower light splitting eyeglass, galvanometer are set gradually from top to bottom along same main beam axis；Wherein upper light splitting eyeglass, lower light splitting eyeglass are obliquely installed, and light is divided；Upper light splitting eyeglass light splitting optical path is all the way high speed detector, is all the way main beam axis；Lower light splitting eyeglass light splitting optical path is all the way galvanometer, is all the way main beam axis.The utility model realizes the various dimensions detection of test surface by the position correspondence of spectrometer imaging surface and test surface.
Description
Technical field
The utility model belongs to spectral detection field, more particularly to a kind of to be based on multi-Wavelength Pulses light source, can detect spectrum,
The quick multiple dimension spectrum detection device of the multiple parameters information such as three dimensions.
Background technology
Imaging spectrometer is to add imaging technique on the basis of spectrometer, and changing conventional detection instrument can only obtain
The shortcomings that taking measured target single piece of information can obtain the spectral information and space distribution information of object.Imaging spectrometer is common
In the observation systems such as aerospace, target observation over the ground is realized, for monitoring plant growth, differential plant type, and
Differentiate camouflage etc..When light source is multi-wavelength or continuous wavelength, since testee color is different, light and reflected light are absorbed
Spectrum is different, and using testee to the reflectance spectrum of light source, the colouring information of testee can be obtained.
Utility model content
1, purpose of utility model.
The utility model carries in order to which by the color of object, different, absorption spectrum difference realizes the spectral detection of object
A kind of quick multiple dimension spectrum detection device based on multi-Wavelength Pulses light source gone out.
2, technical solution used by the utility model.
The present invention proposes a kind of quick multiple dimension spectrum detection device based on multi-Wavelength Pulses light source, including pulsed light
Source, lower light splitting eyeglass, galvanometer, high speed detector, filter plate, condenser lens, imaging spectrometer, upper light splitting eyeglass；Along same master
Beam axis sets gradually imaging spectrometer, condenser lens, filter plate, upper light splitting eyeglass, lower light splitting eyeglass, galvanometer from top to bottom；
Wherein upper light splitting eyeglass, lower light splitting eyeglass are obliquely installed, and light is divided；Upper light splitting eyeglass light splitting optical path is high speed all the way
Detector is all the way main beam axis；Lower light splitting eyeglass light splitting optical path is all the way galvanometer, is all the way main beam axis.
In further specific implementation mode, the galvanometer is arranged along the platform that the directions X-Y are moved.
In further specific implementation mode, upper light splitting eyeglass and lower light splitting eyeglass inclined direction difference.
In further specific implementation mode, the upper light splitting eyeglass is divided light with lower light splitting eyeglass inclined direction difference
Road is vertical with main beam axis.
In further specific implementation mode, further includes that computer is connected with galvanometer, control its movement.
In further specific implementation mode, the computer is connected with high speed detector, imaging spectrometer, controls respectively
High speed detector detection and imaging spectrometer imaging processed.
In further specific implementation mode, the light-pulse generator is with multi-wavelength/continuous wavelength light-pulse generator.
3, technique effect caused by the utility model.
The utility model irradiates test surface using the light-pulse generator of multi-wavelength/continuous wavelength, so that testee is generated anti-
Light is penetrated, is then detected using imaging spectrometer, to realize the detection of object reflectance spectrum.It is realized and is visited using laser galvanometer
The two-dimensional space scanning of survey face realizes test surface three-dimensional space in conjunction with the temporal information of light-pulse generator and the reflected light signal received
Between the identification that is distributed.
Description of the drawings
FIG. 1 is a schematic structural view of the utility model.
Fig. 2 is the utility model embodiment schematic diagram.
Wherein, light-pulse generator 1, lower light splitting eyeglass 2, galvanometer 3, high speed detector 4, filter plate 5, condenser lens 6, imaging
Spectrometer 7, computer 8, upper spectroscope 9, measured object A 10, measured object B 11.
Specific implementation mode
Embodiment 1
As shown in Figure 1, the present invention proposes a kind of quick multiple dimension spectrum detection device based on multi-Wavelength Pulses light source, packet
Include light-pulse generator 1, lower light splitting eyeglass 2, galvanometer 3, high speed detector 4, filter plate 5, condenser lens 6, imaging spectrometer 7, upper point
Light microscopic piece 9, measured object A 10, measured object B 11；Imaging spectrometer 7 is set gradually from top to bottom along same main beam axis, is focused
Lens 6, filter plate 5, upper light splitting eyeglass 9, lower light splitting eyeglass 2, galvanometer 3；Wherein upper light splitting eyeglass 9, the inclination of lower light splitting eyeglass 2 are set
It sets, light is divided；Upper 9 light splitting optical path of light splitting eyeglass is all the way high speed detector 4, is all the way main beam axis；Lower light splitting
2 light splitting optical path of eyeglass is all the way galvanometer 3, is all the way main beam axis.The galvanometer 3 is arranged in the platform moved along the directions X-Y
On.Upper light splitting eyeglass 9 and lower 2 inclined direction of light splitting eyeglass difference, and the upper light splitting eyeglass 9 and lower light splitting eyeglass 2 tilt
Direction difference light splitting optical path is vertical with main beam axis.
Further include that computer 8 is connected with galvanometer 3, controls its movement, the computer 8 and high speed detector 4, imaging
Spectrometer 7 is connected, and controls the detection of high speed detector 4 respectively and imaging spectrometer 7 is imaged.
The utility model passes through the position correspondence of spectrometer imaging surface and test surface, the time of reflected light, spectrum letter
The modes such as breath realize that the various dimensions such as the spatial distribution, distribution of color, time change of test surface detect.
Embodiment 2
As shown in Figure 1, the utility model proposes a kind of multidimensional spectrum detection device based on multi-Wavelength Pulses light source, by
Optical system and data acquisition processing system composition, optical system includes light-pulse generator 1, lower light splitting eyeglass 2, galvanometer 3, high speed
Detector 4, filter plate 5, condenser lens 6, imaging spectrometer 7, computer 8, upper spectroscope 9, measured object A10, measured object B11.
Imaging spectrometer 7, the acquisition of 4 data of high speed detector and the movement of galvanometer 3 are controlled by computer 8.Pulsed light
The light beam that source 1 is sent out is reflected by light splitting eyeglass 2 and galvanometer 3, is irradiated on test surface.Light beam is set to exist by controlling galvanometer 3
It is scanned on test surface in the directions X-Y.Object sends out reflected light on test surface, passes through galvanometer 3 successively, is divided eyeglass 2, spectroscope
Piece 9, filter plate 5, condenser lens 6 focus in imaging spectrometer 7.Reflected light after light splitting eyeglass 9 is divided is by visiting at a high speed
4 gathered data of device is surveyed, for detecting elevation information.
Fig. 2 is the utility model embodiment schematic diagram.There are two the different object of color, measured object A on detected face
10 and measured object B 11, height are respectively H1, H2.Location information of the measured object on test surface is by imaging surface in optical spectrum imagers
Position relationship between test surface obtains.When detection light beam is irradiated on measured object, since measured object color is different, so
The wavelength of reflected light is different, and respectively λ 1, λ 2 analyze reflected light spectrum using spectrometer, can obtain measured object face
Color information.Since measured object height is different, elevation information can be obtained according to the time difference between light source luminescent and reflected light.
Different time sections detect same test surface, can obtain the variation of test surface, the i.e. change of test surface on time dimension
Change.
Spectral detection, device light source is the light-pulse generator of continuous wavelength/multi-wavelength, when illumination is mapped on different objects
When, object can absorb the light of part wavelength, while reflect the light of respective wavelength, so, the reflectance spectrum of different objects is different, makes
It may determine that the property of testee with imaging spectrometer detection reflectance spectrum.Further, tested using spectrometer detection
Face object is excited exciting light spectrum such as fluorescence spectrum, to realize the identification to sample type.
Spatial Dimension is scanned test surface (directions X-Y) using laser galvanometer (laser scanner).Laser galvanometer
By X-Y optical scanning heads, electronic driver and optical reflecting lens composition.Electronic driver is controlled by computer so that X-Y
Optical scanning head deflects, and to control the deflection of laser beam in X-Y plane, realizes the scanning of test surface.Point on test surface
There are fixed functional relations for the voltage of position and electronic driver, and imaging point position can be obtained according to information of voltage.
Device light source is the light-pulse generator of continuous wavelength/multi-wavelength, uses the reflection of high-speed photodetector detecting object
Light, when the object on test surface has different height (Z-directions), reflected light reaches the time of high-speed photodetector
Difference according to transmitting pulsed light and receives the time difference Δ t between object reflected light, can calculate the height on the directions z.
Light source is set to the side of imaging spectrometer, and the light beam sent out is irradiated to spy by light splitting eyeglass and vibration mirror reflected
Certain point on survey face (X-Y) can make light beam along X, Y axis scanning by controlling the vibration mirror reflected angle of X-direction and Y-direction.
The light beam on test surface is beaten after object reflects, by galvanometer, is divided eyeglass, imaging spectrometer is arrived separately at and is visited with high speed
Survey device.Light source used is with multi-wavelength/continuous wavelength light-pulse generator.
Embodiment in foregoing description can be further combined or replace, and embodiment is only new to this practicality
The preferred embodiment of type patent is described, and is not defined to the conception and scope of the utility model patent, is not departing from
Under the premise of the utility model patent design philosophy, technical solution of the professional and technical personnel in the art to the utility model patent
The various changes and modifications made, belong to the scope of protection of the utility model.
Claims (7)
1. a kind of quick multiple dimension spectrum detection device based on multi-Wavelength Pulses light source, it is characterised in that：Including light-pulse generator
(1), lower light splitting eyeglass (2), galvanometer (3), high speed detector (4), filter plate (5), condenser lens (6), imaging spectrometer (7),
Upper light splitting eyeglass (9)；Imaging spectrometer (7), condenser lens (6), filter plate are set gradually from top to bottom along same main beam axis
(5), upper light splitting eyeglass (9), lower light splitting eyeglass (2), galvanometer (3)；Wherein upper light splitting eyeglass (9), lower light splitting eyeglass (2) tilt and set
It sets, light is divided；Upper light splitting eyeglass (9) light splitting optical path is all the way high speed detector (4), is all the way main beam axis；Under
It is galvanometer (3) to be divided eyeglass (2) light splitting optical path all the way, is all the way main beam axis.
2. the quick multiple dimension spectrum detection device according to claim 1 based on multi-Wavelength Pulses light source, it is characterised in that：
The galvanometer (3) is arranged along the platform that the directions X-Y are moved.
3. the quick multiple dimension spectrum detection device according to claim 1 based on multi-Wavelength Pulses light source, it is characterised in that：
Upper light splitting eyeglass (9) is different with lower light splitting eyeglass (2) inclined direction.
4. the quick multiple dimension spectrum detection device according to claim 3 based on multi-Wavelength Pulses light source, it is characterised in that：
The upper light splitting eyeglass (9) and lower light splitting eyeglass (2) inclined direction difference light splitting optical path are vertical with main beam axis.
5. the quick multiple dimension spectrum detection device according to claim 1 based on multi-Wavelength Pulses light source, it is characterised in that：
Further include that computer (8) is connected with galvanometer (3), controls its movement.
6. the quick multiple dimension spectrum detection device according to claim 5 based on multi-Wavelength Pulses light source, it is characterised in that：
The computer (8) is connected with high speed detector (4), imaging spectrometer (7), respectively control high speed detector (4) detect and
Imaging spectrometer (7) is imaged.
7. the quick multiple dimension spectrum detection device according to claim 1 based on multi-Wavelength Pulses light source, it is characterised in that：
The light-pulse generator (1) is with multi-wavelength/continuous wavelength light-pulse generator.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820109529.0U CN207816346U (en) | 2018-01-23 | 2018-01-23 | Quick multiple dimension spectrum detection device based on multi-Wavelength Pulses light source |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820109529.0U CN207816346U (en) | 2018-01-23 | 2018-01-23 | Quick multiple dimension spectrum detection device based on multi-Wavelength Pulses light source |
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| Publication Number | Publication Date |
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| CN207816346U true CN207816346U (en) | 2018-09-04 |
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| CN201820109529.0U Active CN207816346U (en) | 2018-01-23 | 2018-01-23 | Quick multiple dimension spectrum detection device based on multi-Wavelength Pulses light source |
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- 2018-01-23 CN CN201820109529.0U patent/CN207816346U/en active Active
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