CN108871575A - Spectroradio illumination photometer - Google Patents
Spectroradio illumination photometer Download PDFInfo
- Publication number
- CN108871575A CN108871575A CN201810744621.9A CN201810744621A CN108871575A CN 108871575 A CN108871575 A CN 108871575A CN 201810744621 A CN201810744621 A CN 201810744621A CN 108871575 A CN108871575 A CN 108871575A
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- CN
- China
- Prior art keywords
- light
- detector
- seal casinghousing
- planoconcave mirror
- wave
- 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
- 238000005286 illumination Methods 0.000 title claims abstract description 14
- 230000009466 transformation Effects 0.000 claims description 10
- 230000003287 optical effect Effects 0.000 claims description 7
- 238000006243 chemical reaction Methods 0.000 claims description 3
- 238000003384 imaging method Methods 0.000 claims description 3
- 230000008054 signal transmission Effects 0.000 claims description 3
- 239000002775 capsule Substances 0.000 claims 2
- 238000005259 measurement Methods 0.000 abstract description 6
- 230000003595 spectral effect Effects 0.000 abstract description 5
- 238000009826 distribution Methods 0.000 abstract description 4
- 238000012360 testing method Methods 0.000 description 6
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000009877 rendering Methods 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003760 hair shine Effects 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/28—Investigating the spectrum
- G01J3/2823—Imaging spectrometer
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/28—Investigating the spectrum
- G01J3/2846—Investigating the spectrum using modulation grid; Grid spectrometers
Landscapes
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- General Physics & Mathematics (AREA)
- Spectrometry And Color Measurement (AREA)
Abstract
The invention discloses a kind of spectroradio illumination photometers, including the first seal casinghousing and the second seal casinghousing, first seal casinghousing and the second seal casinghousing pass through the slit being equipped with and are connected to, light source is equipped in first seal casinghousing, the first planoconcave mirror is equipped in second seal casinghousing, second planoconcave mirror, grating and detector, the light wave that light source issues is incident on the first planoconcave mirror by slit, through grating diffration, the light wave of different wave length is radiated at different angles on the second planoconcave mirror in light beam, then after the focusing of the second planoconcave mirror, the light-wave irradiation of different wave length is at the different pixels position of detector.Its advantages are that the light wave that light source issues passes through the first planoconcave mirror, the light wave of different wave length is formed after grating and the second planoconcave mirror, the light-wave irradiation of different wave length is on the photosurface of detector, detector can detecte the relative spectral power distributions of incident ray, chromaticity coordinates, colour temperature relevant parameter, measurement accuracy is high, and measurement is accurate.
Description
Technical field
The present invention relates to spectral measurement methods, especially a kind of spectroradio illumination photometer.
Background technique
After test light spectrogram passes through the light transmission of cosine corrector at present, photosignal is detected using silicon photocell sensor, then
It is calculated by photosignal of the software to sensor.This technology is poor to the spectrophotometric result of visible light, cannot be maximum
Limit effectively analyzes every kind of monochromatic light, thus it is larger to visible light and every kind of monochromatic test value deviation, it can not
Remittance abroad spectrogram.
Summary of the invention
Present invention aims to solve the deficiencies of the prior art, and provides a kind of a kind of spectroradio illumination photometers.
A kind of technical solution of the invention：
A kind of spectroradio illumination photometer, including the first seal casinghousing and the second seal casinghousing, the first seal casinghousing and second
Seal casinghousing passes through the slit connection being equipped with, and light source is equipped in the first seal casinghousing, is equipped with the first plano-concave in the second seal casinghousing
Face mirror, the second planoconcave mirror, grating and detector, the light wave that light source issues are incident on the first planoconcave mirror by slit, are become
To be radiated on grating after directional light, through grating diffration, the light wave of different wave length is radiated at different angles in light beam
On two planoconcave mirrors, then after the focusing of the second planoconcave mirror, the different pixels of the light-wave irradiation of different wave length in detector
At position.
A kind of preferred embodiment is the focal plane that detector is located at the second planoconcave mirror.
A kind of preferred embodiment is size of the size more than or equal to imaging facula of detector.
A kind of preferred embodiment is that detector is connected with photoelectric signal transformation processor, and photoelectric signal transformation processor is connected with
Display screen, detector acquire optical signal transmission to photoelectric signal transformation processor, and photoelectric signal transformation processor turns optical signal
It is changed to electric signal and in display screen display.
A kind of preferred embodiment is that the first seal casinghousing is equipped with concentrating element, and the light wave that light source issues is by concentrating element focusing
It is incident on the first planoconcave mirror by slit afterwards.
A kind of preferred embodiment is that light source is LED lamplight.
In summary technical solution, beneficial effects of the present invention：The light wave that light source issues passes through the first planoconcave mirror, grating
With the light wave for forming different wave length after the second planoconcave mirror, the light-wave irradiation of different wave length on the detector, therefore passes through detection
Device can detecte the relative spectral power distributions of incident ray, chromaticity coordinates, and colour temperature relevant parameter is checked and analyzed convenient for tester
As a result；Measurement accuracy is high, and measurement is accurate, can be convenient test colour rendering index, meets the advanced test requirement of light source.
The above description is only an overview of the technical scheme of the present invention, in order to better understand the technical means of the present invention,
And it can be implemented in accordance with the contents of the specification, and in order to allow above and other objects, features and advantages of the invention can
It is clearer and more comprehensible, it is special below to lift preferred embodiment, and cooperate attached drawing, detailed description are as follows.
Detailed description of the invention
Fig. 1 is schematic diagram of the invention.
Specific embodiment
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.The present invention is described further with reference to the accompanying drawing.
As shown in Figure 1, a kind of spectroradio illumination photometer, including the first seal casinghousing 10 and the second seal casinghousing 20, first
Seal casinghousing 10 passes through the slit 25 being equipped with the second seal casinghousing 20 and is connected to, and slit 25 is arranged in 20 side of the second seal casinghousing
Wall, the first seal casinghousing 10 is interior equipped with light source 11, and the second seal casinghousing 20 is interior equipped with the first planoconcave mirror 21, the second planoconcave mirror
22, grating 23 and detector 24, seal casinghousing are equipped with slit 25, and it is flat that the light wave that light source 11 issues by slit 25 is incident on first
It on concave mirror 21, is radiated on grating 23 after becoming directional light, the diffraction through grating 23, the light wave of different wave length is not in light beam with
Same angular illumination is on the second planoconcave mirror 22, and then after the focusing of the second planoconcave mirror 22, the light wave of different wave length shines
It penetrates at the different pixels position of detector 24.The light wave that light source 11 issues passes through the first planoconcave mirror 21, grating 23 and second
The light wave of different wave length is formed after planoconcave mirror 22, the light-wave irradiation of different wave length is on the photosurface of detector 24, detector
24 can detecte the relative spectral power distributions of incident ray, chromaticity coordinates, and colour temperature relevant parameter is checked and analyzed convenient for tester
As a result.Measurement accuracy is high, and measurement is accurate, can be convenient test colour rendering index, meets the advanced test requirement of light source.
Preferably, as shown in Figure 1, detector 24 is located at the focal plane of the second planoconcave mirror 22.
Preferably, as shown in Figure 1, the size of detector 24 is greater than or equal to the size of imaging facula.
Preferably, as shown in Figure 1, detector 24 is connected with photoelectric signal transformation processor 26, photoelectric signal transformation processing
Device 26 is connected with display screen 27, and detector 24 acquires optical signal transmission to photoelectric signal transformation processor 26, photoelectric signal transformation
Processor 26 converts optical signals to electric signal and shows on display screen 27, and by electric signal conversion processor 26, treated
Data show on display screen 27, and the content of display includes spectral power distribution, chromaticity coordinates and colour temperature, checked convenient for tester and
Analysis.
Preferably, as shown in Figure 1, the first seal casinghousing 10 is equipped with concentrating element 12, the light wave that light source 11 issues is by poly-
Burnt element 12 is incident on the first planoconcave mirror 21 after focusing by slit 25.
Preferably, as shown in Figure 1, light source 11 is LED lamplight.
It is a specific embodiment of the invention above, it is noted that for those skilled in the art,
Various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also considered as this hair
Bright protection scope.
Claims (6)
1. a kind of spectroradio illumination photometer, which is characterized in that including the first seal casinghousing and the second seal casinghousing, described first is close
Capsule body and the second seal casinghousing pass through the slit connection being equipped with, and are equipped with light source in first seal casinghousing, described second is close
The first planoconcave mirror, the second planoconcave mirror, grating and detector are equipped in capsule body, the light wave that the light source issues passes through slit
It is incident on the first planoconcave mirror, is radiated on grating after becoming directional light, through grating diffration, the light of different wave length in light beam
Wave is radiated at different angles on the second planoconcave mirror, then after the focusing of the second planoconcave mirror, the light wave of different wave length
It is radiated at the different pixels position of detector.
2. spectroradio illumination photometer according to claim 1, which is characterized in that the detector is located at the second planoconcave mirror
Focal plane.
3. spectroradio illumination photometer according to claim 1 or 2, which is characterized in that the size of the detector be greater than or
Equal to the size of imaging facula.
4. spectroradio illumination photometer according to claim 1 or 2, which is characterized in that the detector is connected with optical telecommunications
Number conversion processor, the photoelectric signal transformation processor are connected with display screen, and the detector acquires optical signal transmission to light
Electric signal conversion processor, photoelectric signal transformation processor convert optical signals to electric signal and in display screen displays.
5. spectroradio illumination photometer according to claim 1 or 2, which is characterized in that first seal casinghousing is equipped with poly-
Burnt element, the light wave that the light source issues are incident on the first planoconcave mirror after concentrating element focuses by slit.
6. spectroradio illumination photometer according to claim 1 or 2, which is characterized in that the light source is LED lamplight.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810744621.9A CN108871575A (en) | 2018-07-09 | 2018-07-09 | Spectroradio illumination photometer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810744621.9A CN108871575A (en) | 2018-07-09 | 2018-07-09 | Spectroradio illumination photometer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108871575A true CN108871575A (en) | 2018-11-23 |
Family
ID=64300136
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810744621.9A Pending CN108871575A (en) | 2018-07-09 | 2018-07-09 | Spectroradio illumination photometer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108871575A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101441111A (en) * | 2008-12-29 | 2009-05-27 | 中国科学院长春光学精密机械与物理研究所 | Grating diffraction efficiency tester with CCD multicolor machine |
| CN102445271A (en) * | 2010-10-15 | 2012-05-09 | 致茂电子(苏州)有限公司 | Light-splitting spectrum type measurement system |
| CN203572574U (en) * | 2013-07-02 | 2014-04-30 | 西安视远光电技术有限责任公司 | Miniature full-spectrum sensor |
| CN105928688A (en) * | 2016-04-19 | 2016-09-07 | 中国科学院上海光学精密机械研究所 | Measurement device and method of grating diffraction efficiency spectrum based on single time exposure mode |
-
2018
- 2018-07-09 CN CN201810744621.9A patent/CN108871575A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101441111A (en) * | 2008-12-29 | 2009-05-27 | 中国科学院长春光学精密机械与物理研究所 | Grating diffraction efficiency tester with CCD multicolor machine |
| CN102445271A (en) * | 2010-10-15 | 2012-05-09 | 致茂电子(苏州)有限公司 | Light-splitting spectrum type measurement system |
| CN203572574U (en) * | 2013-07-02 | 2014-04-30 | 西安视远光电技术有限责任公司 | Miniature full-spectrum sensor |
| CN105928688A (en) * | 2016-04-19 | 2016-09-07 | 中国科学院上海光学精密机械研究所 | Measurement device and method of grating diffraction efficiency spectrum based on single time exposure mode |
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Application publication date: 20181123 |