CN205910110U - High spectral image checkout room and detector with illumination compensation - Google Patents
High spectral image checkout room and detector with illumination compensation Download PDFInfo
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- CN205910110U CN205910110U CN201620417783.8U CN201620417783U CN205910110U CN 205910110 U CN205910110 U CN 205910110U CN 201620417783 U CN201620417783 U CN 201620417783U CN 205910110 U CN205910110 U CN 205910110U
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- light source
- sample
- illumination compensation
- high spectrum
- spectrum image
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Abstract
The utility model discloses a high spectral image checkout room who has the illumination compensation, including the sample platform, still include the lamp shade that open at the top has the detection entry, the light source of two at least different spectrum wave bands, the lamp shade set up in the sample bench, its the edge with the closed -up surface laminating of sample platform, and, the inner wall of lamp shade is a diffuse reflection face, the light source set up in sample bench, its light jet out to the diffuse reflection face of lamp shade. The utility model discloses still disclose a high spectral image checkout room's who compensates including throwing light on detector and utilize the detector to carry out the method that small -size sample spectral image detected. The utility model discloses can through the adjustment to source of illumination spectral characteristic, effectively compensate the spectral response effect that high spectrum camera data gathered when improving illumination uniformity and going performance such as directionality, builds an equilibrium, stability, can iterative image and spectral detection environment, the high spectral image that is particularly suitable for small -size sample gathers and the spectrum calibration is tested.
Description
Technical field
The present invention relates to a kind of bloom spectrum detection device, more particularly relate to a kind of high spectrum image with illumination compensation
Detection cabin and detector, belong to spectrum picture Detection Techniques field.
Background technology
Spectrum picture Detection Techniques, extend fusion development by image and two kinds of optical detector technologies of spectrum, gather mesh
The multidimensional high spectrum image information in mark (sample) region is it can be understood as be sub-divided into the continuous multilayer of nano wave length unit magnitude
(tens is even thousands of) color separated image, its once collection, be equivalent to general camera and clap 1,000 multiple monochromes；Can also
It is interpreted as being accurate to the orderly solid matter spectra collection group of pixel dimension, be equivalent to conventional spectrograph and acquire millions of spectrum numbers
According to.And for all of tangible material, they are all made up of molecule or atom, every kind of molecule or atom have representative certainly
Own attribute and be different from the spectral signature (molecular fingerprint) of other species, hyperspectral imager is exactly based on detection target area and divides
These spectral informations of cloth, are analyzed processing, provide analysis result (composition, distribution, the ratio with regard to detecting area spectroscopic data
Rate, trend, function etc.), detection function is very powerful, and work efficiency is very high.However, setting in the detection of small sample spectrum picture
In standby, the usual lighting source using directly projection, this testing equipment generally existing illumination unevenness, is had reflection bright spot,
Spectrum can not adjust, and repeatability is bad, and environmental factorss disturb the defect such as big.
Content of the invention
Goal of the invention: present invention aim at being directed to the deficiencies in the prior art, provide a kind of uniform light, environmental factorss
The little high spectrum image detection cabin with illumination compensation of interference.
Meanwhile, the present invention also provides a kind of high spectrum image comprising with illumination compensation solving the above problems to detect cabin
Detector.
And, the present invention also provide a kind of solve the above problems carry out small sample spectrum picture detection using detector
Method.
Technical scheme: first technical scheme that the present invention provides is: a kind of height with illumination compensation of the present invention
Spectrum picture detects cabin, including sample stage, also includes top and has the lampshade of detection entrance, the light of at least two different-wavebands
Source, described lampshade is arranged on described sample stage, and its edge is fitted tightly with the surface of described sample stage, and, described lampshade
Inwall be diffuse-reflectance face；Described light source is arranged on described sample stage, and its light projects to the diffuse-reflectance face of described lampshade.
Being further defined to of the technical program, described light source is the spectral response of spectrum and the photographic means of image detection
The light source that characteristic is mutually matched.
Further, described light source is uniformly distributed in the lower edge of described lampshade.
Further, the top of described lampshade is additionally provided with two laser focusing holes.
Further, the bottom of described lampshade is additionally provided with vent.
Further, described sample stage is additionally provided with two-dimension translational positioner.
Second technical scheme that the present invention provides is: a kind of above-mentioned high spectrum image detection with illumination compensation of inclusion
The detector in cabin, also includes lifting support and the photographic means being arranged on described lifting support and laser designator, described photograph
Described detection entrance is inserted at the data acquisition end of phase device, and described laser focusing is inserted at the Laser emission end of described laser designator
Hole.
The 3rd technical scheme that the present invention provides is: one kind carries out small sample spectrum picture inspection using above-mentioned detector
The method surveyed, is carried out as follows:
S1, the brightness of adjustment light source, make the spectrum of light source be mutually matched with the spectral response characteristic of photographic means；
S2, two laser designator of unlatching, rotate laser axis, and making two hot spots converge coincidence on sample table top is two
Individual laser bright spot；
S3, the focal position of adjustment photographic means, the picture contrast of two to step s2 laser bright spot position is anti-
Till difference is the strongest；
S4, put into sample, the height of adjustment lifting support, so that two laser bright spots in step s2 is overlapped, close laser
Indicator；
S5, open light source, start the collection of sample spectra image using photographic means.
Technique scheme is further defined to, in step s1, adjusts the spectrum of light source and the spectrum of photographic means
The method that response characteristic is mutually matched is:
Put into spectrum correction blank in lampshade, open light source, each wave band light source is transferred to intermediate light, adjustment photograph
Device focal length, the spectrum picture of collection blank；
The spectral response curve of analysis of the image, if spectrum shows the higher mountain peak sample response curve of intermediate energy, adjusts
Reorganize and bring up the light-source brightness repaying wave band to full strength, till the spectral response curve collecting whiteboard images assumes the form of flat platform,
Locked light sets, and completes to mate.
Beneficial effect: a kind of high spectrum image detection cabin with illumination compensation that the present invention provides, can shine improving
Bright uniformity and while go the performances such as directivity, by the adjustment to lighting source spectral characteristic, effective compensation EO-1 hyperion phase
The spectral response effect of machine data acquisition, builds an equilibrium, stable, repeatable image and spectral detection environment, especially suitable
Close high spectrum image collection and the spectral calibration experiment of small sample；The detector that the present invention provides and detection method employ band
The high spectrum image having illumination compensation detects cabin, and under the conditions of panorama Uniform Illumination, the spectral response of detector is stable, makes detection
Result is accurate.
Brief description
Fig. 1 detects the structural representation in cabin for the high spectrum image with illumination compensation that the present invention provides；
Fig. 2 detects the structural representation of the detector in cabin for the high spectrum image comprising with illumination compensation that the present invention provides
Figure.
Specific embodiment
Below by accompanying drawing, technical solution of the present invention is described in detail, but protection scope of the present invention is not limited to
Described embodiment.
Embodiment 1: the present embodiment provides a kind of detection of the high spectrum image with illumination compensation cabin, and its structural representation is such as
Shown in Fig. 1, including the light source 3 of sample stage, lampshade 2 and at least two different-wavebands.
Described lampshade 2 is arranged on described sample stage 1, section semicircular in shape, and its edge is tight with the surface of described sample stage 1
Closely connected conjunction, and, the inwall of described lampshade 2 is diffuse-reflectance face.The top center of lampshade 2 has detection entrance 4, and, also set
It is equipped with two laser focusing holes 5, laser focusing hole 5 is respectively arranged at the both sides of described monitoring entrance 4.And, the bottom of lampshade 2
It is additionally provided with vent 6, for controlling the temperature within detection cabin, adjust the ambiance around sample, keep sampling condition
Concordance.
Described light source 3 is arranged on described sample stage 1, and, is uniformly distributed in the lower edge position of described lampshade 2, light source 3
The controller being arranged on sample stage controls.During work, the light of light source 3 projects to the diffuse-reflectance face of described lampshade 2.And
And, described light source 3 is the light source that is mutually matched of spectral response characteristic of the photographic means of spectrum and image detection, if light source 3
Spectrum undesirable, can by regulate and control light source brightness, be adjusted.The light that bulb sends is not direct throwing in sample
On, but invest lampshade inner surface, after surface diffusion and multiple refraction, uniformly invest sample from each position of hemisphere inwall
Product, form an ideal shadowless lighting environment.
And, the sample stage 1 of the present embodiment is additionally provided with two-dimension translational positioner 7, is easy to sample and moves and be aligned
Position.
The above-mentioned high spectrum image with illumination compensation of inclusion that the present embodiment provides detects the detector in cabin, and its structure is shown
It is intended to as shown in figure 1, also including lifting support 8 and the photographic means being arranged on described lifting support 8 and laser designator, institute
State the data acquisition end insertion described detection entrance 4 of photographic means 9, the Laser emission end insertion of described laser designator is described to swash
Light focal aperture 5, laser designator is used for focusing positioning.
The method carrying out small sample spectrum picture detection using above-mentioned detector that the present embodiment provides, its feature exists
In carrying out as follows:
S1, the brightness of adjustment light source 3, make the spectrum of light source 3 and the spectral response characteristic of photographic means 9 be mutually matched.
The method that the spectrum of adjustment light source (3) is mutually matched with the spectral response characteristic of photographic means (9) is:
Put into spectrum correction blank in lampshade (2), open light source (3), main wave band light source and compensation wave band light source are adjusted
To intermediate light, adjust photographic means (9) focal length, the spectrum picture of collection blank；
The spectral response curve of analysis of the image, is typically due to the spectral response characteristic of camera, can be in the main wave band of spectrum
Between position photosensitive relatively strong, form mountain peak sample response curve, now adjustment compensates the light-source brightness of wave band, and (lifting shortwave compensates respectively
Compensate with long wave), Resurvey whiteboard images and analysis exposure effect, now can be appreciated that spectral response curve flatwise, high
The position at peak changes to planform shape, therefore, if the centre position formation mountain peak sample response curve of the main wave band of spectrum, repeatedly
Adjustment compensates the light-source brightness of wave band, until the form that the spectral response curve collecting whiteboard images assumes flat platform is
Only, locked light sets, and completes to mate.For directly perceived and fast complete the complementary coupling of spectral response, can design during factory's debugging
One debugging routine, by transferring the intensity signal on the corresponding wavelength position (roi) of camera, the blank that monitor in real time receives
Illuminated effect, regulation and control Light Source Compensation effect is so as to reach requirement simultaneously.
S2, two laser designator of unlatching, rotate laser axis, and making two hot spots converge coincidence on sample table top is two
Individual laser bright spot.
S3, the focal position of adjustment photographic means 9, the picture contrast of two to step s2 laser bright spot position is anti-
Till difference is the strongest.
S4, put into sample, the height of adjustment lifting support 8, so that two laser bright spots in step s2 is overlapped, close laser
Indicator.
S5, open light source (3), start the collection of sample spectra image using photographic means 9.
Although as described above, having represented with reference to specific preferred embodiment and having described the present invention, it must not be explained
It is the restriction to the present invention itself.Under the premise of the spirit and scope of the present invention defining without departing from claims, can be right
Various changes can be made in the form and details for it.
Claims (7)
1. a kind of high spectrum image detection cabin with illumination compensation, including sample stage (1) it is characterised in that also including top
Have lampshade (2), the light source (3) of at least two different-wavebands of detection entrance (4), described lampshade (2) is arranged at described sample
On platform (1), its edge is fitted tightly with the surface of described sample stage (1), and, the inwall of described lampshade (2) is diffuse-reflectance face；
Described light source (3) is arranged on described sample stage (1), and its light projects to the diffuse-reflectance face of described lampshade (2).
2. a kind of high spectrum image detection cabin with illumination compensation according to claim 1 is it is characterised in that described light
Source (3) is the light source that is mutually matched of spectral response characteristic of the photographic means of spectrum and image detection.
3. a kind of high spectrum image detection cabin with illumination compensation according to claim 1 is it is characterised in that described light
Source (3) is uniformly distributed in the lower edge of described lampshade (2).
4. a kind of high spectrum image detection cabin with illumination compensation according to claim 1 is it is characterised in that described lamp
The top of cover (2) is additionally provided with two laser focusing holes (5).
5. a kind of high spectrum image detection cabin with illumination compensation according to claim 1 is it is characterised in that described lamp
The bottom of cover (2) is additionally provided with vent (6).
6. a kind of high spectrum image detection cabin with illumination compensation according to claim 1 is it is characterised in that described sample
Two-dimension translational positioner (7) is additionally provided with sample platform (1).
7. comprise the high spectrum image with illumination compensation described in claim 4 and detect the detector in cabin it is characterised in that wrapping
Include lifting support (8) and the photographic means being arranged on described lifting support (8) and laser designator, described photographic means (9)
Data acquisition end insertion described detection entrance (4), described laser focusing hole is inserted at the Laser emission end of described laser designator
(5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620417783.8U CN205910110U (en) | 2016-05-10 | 2016-05-10 | High spectral image checkout room and detector with illumination compensation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620417783.8U CN205910110U (en) | 2016-05-10 | 2016-05-10 | High spectral image checkout room and detector with illumination compensation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205910110U true CN205910110U (en) | 2017-01-25 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620417783.8U Withdrawn - After Issue CN205910110U (en) | 2016-05-10 | 2016-05-10 | High spectral image checkout room and detector with illumination compensation |
Country Status (1)
| Country | Link |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106053344A (en) * | 2016-05-10 | 2016-10-26 | 南京高恳特科技有限公司 | A hyperspectral image detection cabin provided with illumination compensation, a detector and a detecting method |
-
2016
- 2016-05-10 CN CN201620417783.8U patent/CN205910110U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106053344A (en) * | 2016-05-10 | 2016-10-26 | 南京高恳特科技有限公司 | A hyperspectral image detection cabin provided with illumination compensation, a detector and a detecting method |
| CN106053344B (en) * | 2016-05-10 | 2019-05-31 | 南京高恳特科技有限公司 | High spectrum image detection cabin, detector and detection method with illumination compensation |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170125 Effective date of abandoning: 20190531 |
|
| AV01 | Patent right actively abandoned |