CN101614589A - Colorimeter optical system - Google Patents
Colorimeter optical system Download PDFInfo
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- CN101614589A CN101614589A CN200910108841A CN200910108841A CN101614589A CN 101614589 A CN101614589 A CN 101614589A CN 200910108841 A CN200910108841 A CN 200910108841A CN 200910108841 A CN200910108841 A CN 200910108841A CN 101614589 A CN101614589 A CN 101614589A
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- sensor array
- optical system
- integrating sphere
- colorimeter
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Abstract
The present invention relates to a kind of colorimeter optical system, comprise lighting source, integrating sphere, main optical path, the location eyeglass, main sampling sensor array, described location eyeglass is arranged on the integrating sphere bottom, the test port that loads measured matter is set on the eyeglass of described location, described main optical path is between lighting source and integrating sphere, the light of described lighting source emission shines on the measured matter of described test port through main optical path, the light of measured matter reflection is behind the integrating sphere integration, the use of sampling to the main sampling sensor array of one tunnel irradiate light, it is characterized in that, also comprise auxiliary optical path, the auxiliary sampling sensor array, described spectroscope is facing to the lower port of described auxiliary optical path, the light of measured matter reflection is behind the integrating sphere integration, and another road light shines the use of sampling on the auxiliary sampling sensor array through entering auxiliary optical path behind the spectroscope.Colorimeter optical system of the present invention, when being subjected to the interference of external environment in the measurement, two-way is measured degree of accuracy and the degree of stability that guarantees chromatism measurement.
Description
Technical field
The present invention relates to colorimeter optical system, relate in particular to a kind of colorimeter optical system that uses integrating sphere to carry out chromatism test.
Background technology
In color measurement instrument, colorimeter integral ball optical system is present the most frequently used a kind of colorimeter optical system.The present colorimeter integral ball optical system of using, the light of lighting source emission shines on the measured matter behind frosted glass plate, diaphragm, the first plastic cement diffuse surface, spectroscope, collimation lens collimation, and one road light of measured matter reflection is through shining the use of sampling on the main sampling sensor array behind the integrating sphere integration.Existing colorimeter integral ball optical system only is provided with a light path, does not have auxiliary optical path, is subjected to the interference of external environment during measurement easily, and degree of accuracy of Ce Lianging and degree of stability are not high enough thus.
Summary of the invention
The present invention only is provided with a light path by making up a kind of colorimeter optical system, overcoming in the prior art, be subjected to the interference of external environment during measurement easily, the technical matters that the degree of accuracy of measurement and degree of stability are not high enough.
Technical scheme of the present invention is: make up a kind of colorimeter optical system, comprise lighting source, integrating sphere, main optical path, the location eyeglass, main sampling sensor array, described location eyeglass is arranged on the integrating sphere bottom, the test port that loads measured matter is set on the eyeglass of described location, described main optical path is between lighting source and integrating sphere, the light of described lighting source emission shines on the measured matter of described test port through main optical path, the light of measured matter reflection is behind the integrating sphere integration, the use of sampling to the main sampling sensor array of one tunnel irradiate light, it is characterized in that, also comprise auxiliary optical path, the auxiliary sampling sensor array, described spectroscope is facing to the lower port of described auxiliary optical path, the light of measured matter reflection is behind the integrating sphere integration, and another road light shines the use of sampling on the auxiliary sampling sensor array through entering auxiliary optical path behind the spectroscope.
Further technical scheme of the present invention is: described lighting source is a LED luminous lighting light source.
Further technical scheme of the present invention is: described main sampling sensor array is arranged on the side of integrating sphere.
Further technical scheme of the present invention is: described auxiliary sampling sensor array is arranged on auxiliary optical path top suitable for reading.
Further technical scheme of the present invention is: described colorimeter optical system comprises the first plastic cement diffuse surface, spectroscope, also is provided with second diaphragm of regulating spot size between described first plastic cement diffuse surface and the described spectroscope.
Further technical scheme of the present invention is: described colorimeter optical system comprises the second plastic cement diffuse surface, and described spectroscope embeds the described second glue diffuse surface inside.
Further technical scheme of the present invention is: described colorimeter optical system also comprises the lighting unit of supplying with the integrating sphere light, described lighting unit becomes octave with the normal on described test port plane, and the center of described main sampling sensor array becomes ten degree with the line at integrating sphere center with the test port plane.
Further technical scheme of the present invention is: described main sampling sensor array is outside equipped with radome.
Further technical scheme of the present invention is: described auxiliary sampling sensor array is outside equipped with radome.
Technique effect of the present invention is: by auxiliary optical path, auxiliary sampling sensor array are set in single channel color difference meter system, another road light after the measured matter reflection enters auxiliary optical path and shines the use of sampling on the auxiliary sampling sensor array after the spectroscope reflection, when being subjected to the interference of external environment in the measuring process, two-way is measured degree of accuracy and the degree of stability that guarantees chromatism measurement.
Description of drawings
Fig. 1 is a cross-sectional view of the present invention.
Fig. 2 is a visual field of the present invention synoptic diagram.
Embodiment
Below in conjunction with specific embodiment technical solution of the present invention is further specified:
As shown in Figure 1, embodiments of the present invention are: make up a kind of colorimeter optical system, comprise lighting source 3, integrating sphere 15, main optical path 14, location eyeglass 11, described location eyeglass 11 is arranged on integrating sphere 15 bottoms, the test port 16 that loads testee is set on the described location eyeglass 11, described main optical path 14 is between lighting source 3 and integrating sphere 15, the light of described lighting source 3 emissions shines on the testee of described test port 16 through main optical path 14, the light of testee reflection behind integrating sphere 15 integrations, the use of sampling to the main sampling sensor array 9 of one tunnel irradiate light.In the present embodiment, also comprise: first diaphragm 4, second diaphragm 5, spectroscope 6, collimation lens 8, the light that described main optical path 14 sends for lighting source 3 forms light path through first diaphragm 4, second diaphragm 5, spectroscope 6, collimation lens 8.Also comprise auxiliary optical path 12, auxiliary sampling sensor array 1 in the present embodiment, described spectroscope 6 is facing to the lower port of described auxiliary optical path 12, the light of testee reflection is behind integrating sphere 15 integrations, and another road light enters auxiliary optical path 12 and shines the use of sampling on the auxiliary sampling sensor array 1 after spectroscope 6 reflections.The light that testee reflects in this enforcement divides the two-way transmission, one road reflection ray is on the master reference 10 of irradiation integrating sphere 15 sides behind the integrating sphere 15, and described colorimeter optical system passes through sample tristimulus values behind the integration by master reference 10 by the light collection of main sampling sensor array 9 up-samplings; Another road enters auxiliary optical path 12 by 6 transmissions of the spectroscope in the main optical path 14, shines on the aiding sensors 12, and described colorimeter optical system is by the test of sampling of the light of main sampling sensor array 9.Present embodiment is interfered and the degree of accuracy measured and degree of stability when not high enough in the light path that senses main sampling sensor array 9, can adopt the second the tunnel to be transferred to the test of sampling of light that the auxiliary sampling sensor array lists, guarantee degree of accuracy and the degree of stability measured by auxiliary optical path 12.Because the light intensity in the integrating sphere 15 on any unit area is identical, thereby guarantees that the light intensity on main sampling sensor array 9, the auxiliary sampling sensor array 1 is associated, and by specific algorithm, has guaranteed the stability of double beam system sampled data.
As shown in Figure 1, preferred implementation of the present invention is: described lighting source 3 is LED luminous lighting light source.In colorimeter optical system, the luminous lighting light source is determining the stability of test, different luminous lighting light sources, and the validity of its directionality, life-span and the final curve of spectrum that obtains also is different.In the present embodiment, adopt the luminous lighting light source of LED as colorimeter optical system, overcome the shortcoming that adopts tungsten lamp, xenon lamp in the conventional art: tungsten lamp and xenon lamp are during as the lighting source of colorimeter optical system, and the colorimeter optical system volume is big, is not easy to carry; During as the lighting source of colorimeter optical system, circuit complexity, cost height.LED is as the luminous lighting light source of described colorimeter optical system, described colorimeter optical system stable performance, simple in structure, and cost is low.
As shown in Figure 1, preferred implementation of the present invention is: described main sampling sensor array 9 is arranged on the side of integrating sphere 15.Described auxiliary sampling sensor array 1 is arranged on auxiliary optical path 12 top suitable for reading.This embodiment conveniently carries out observation test, obtains measured value accurately.
As shown in Figure 2, preferred implementation of the present invention is: the lighting source 3 of described colorimeter optical system provides illumination for integrating sphere 15 test ports, the light that described lighting source 3 is supplied with integrating sphere 15 illuminations becomes the angle a of octave with the normal on described test port 16 planes, the center of described main sampling sensor array 9 becomes the ten angle b that spend with the line at integrating sphere 15 centers with test port 16 planes, constitute 10 degree observers.
As shown in Figure 1, preferred implementation of the present invention is: described colorimeter optical system also comprises the first plastic cement diffuse surface 13, spectroscope 6, also is provided with second diaphragm 5 of regulating spot size between described first plastic cement diffuse surface 13 and the described spectroscope 6.In the present embodiment, described colorimeter optical system can be regulated the size of lighting source hot spot in measuring process, makes that measurement is more accurate.
As shown in Figure 1, preferred implementation of the present invention is: described colorimeter optical system also comprises the second plastic cement diffuse surface 7, and described spectroscope 6 embeds the described second glue diffuse surface 7 inside.In the present embodiment, spectroscope 6 is embedded the described second glue diffuse surface 7 inside, light eliminates the veiling glare line by behind the second plastic cement diffuse surface 7, makes measurement stable more, accurate.
As shown in Figure 1, preferred implementation of the present invention is: described main sampling sensor array 9 is outside equipped with radome 10, and described auxiliary sampling sensor array 1 is outside equipped with radome 2.In the process of using described colorimeter optical system, be outside equipped with radome 10 at described main sampling sensor array 9, described auxiliary sampling sensor array 1 is outside equipped with radome 2, prevents that described main sampling sensor array 9 and described auxiliary sampling sensor array 1 are damaged or anti-electromagnetic interference (EMI).
Above content be in conjunction with concrete preferred implementation to further describing that the present invention did, can not assert that concrete enforcement of the present invention is confined to these explanations.For the general technical staff of the technical field of the invention, without departing from the inventive concept of the premise, can also make some simple deduction or replace, all should be considered as belonging to protection scope of the present invention.
Claims (9)
1, a kind of colorimeter optical system, comprise lighting source, integrating sphere, main optical path, the location eyeglass, main sampling sensor array, described location eyeglass is arranged on the integrating sphere bottom, the test port that loads measured matter is set on the eyeglass of described location, described main optical path is between lighting source and integrating sphere, the light of described lighting source emission shines on the measured matter of described test port through main optical path, the light of measured matter reflection is behind the integrating sphere integration, the use of sampling to the main sampling sensor array of one tunnel irradiate light, it is characterized in that, also comprise auxiliary optical path, the auxiliary sampling sensor array, described spectroscope is facing to the lower port of described auxiliary optical path, the light of measured matter reflection is behind the integrating sphere integration, and another road light shines the use of sampling on the auxiliary sampling sensor array through entering auxiliary optical path behind the spectroscope.
2, colorimeter optical system according to claim 1 is characterized in that, described lighting source is a LED luminous lighting light source.
3, colorimeter optical system according to claim 1 and 2 is characterized in that, described main sampling sensor array is arranged on the side of integrating sphere.
4 colorimeter optical systems according to claim 1 and 2 is characterized in that, described auxiliary sampling sensor array is arranged on auxiliary optical path top suitable for reading.
5, colorimeter optical system according to claim 1 and 2, it is characterized in that, described colorimeter optical system also comprises the first plastic cement diffuse surface, spectroscope, also is provided with second diaphragm of regulating spot size between described first plastic cement diffuse surface and the described spectroscope.
6, colorimeter optical system according to claim 1 and 2 is characterized in that, described colorimeter optical system also comprises the second plastic cement diffuse surface, and described spectroscope embeds the described second glue diffuse surface inside.
7, colorimeter optical system according to claim 1 and 2, it is characterized in that, described colorimeter optical system also comprises the lighting unit of supplying with the integrating sphere light, described lighting unit becomes octave with the normal on described test port plane, and the center of described main sampling sensor array becomes ten degree with the line at integrating sphere center with the test port plane.
8, colorimeter optical system according to claim 1 and 2 is characterized in that, described main sampling sensor array is outside equipped with radome.
9, colorimeter optical system according to claim 1 and 2 is characterized in that, described auxiliary sampling sensor array is outside equipped with radome.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101088413A CN101614589B (en) | 2009-07-24 | 2009-07-24 | Colorimeter optical system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101088413A CN101614589B (en) | 2009-07-24 | 2009-07-24 | Colorimeter optical system |
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| CN101614589A true CN101614589A (en) | 2009-12-30 |
| CN101614589B CN101614589B (en) | 2010-12-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2009101088413A Expired - Fee Related CN101614589B (en) | 2009-07-24 | 2009-07-24 | Colorimeter optical system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103398779A (en) * | 2013-07-11 | 2013-11-20 | 华北水利水电大学 | Constant-illumination transmission color-sensitive measuring device |
| CN105074399A (en) * | 2013-04-03 | 2015-11-18 | 日本先锋公司 | Optical characteristic measuring instrument |
-
2009
- 2009-07-24 CN CN2009101088413A patent/CN101614589B/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105074399A (en) * | 2013-04-03 | 2015-11-18 | 日本先锋公司 | Optical characteristic measuring instrument |
| CN105074399B (en) * | 2013-04-03 | 2017-12-08 | 日本先锋公司 | optical characteristic measuring device |
| CN103398779A (en) * | 2013-07-11 | 2013-11-20 | 华北水利水电大学 | Constant-illumination transmission color-sensitive measuring device |
| CN103398779B (en) * | 2013-07-11 | 2016-01-20 | 华北水利水电大学 | The quick measurement mechanism of a kind of permanent illumination transmitted colour |
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| Publication number | Publication date |
|---|---|
| CN101614589B (en) | 2010-12-01 |
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Owner name: SHANGHAI HANPU PHOTOELECTRIC SCIENCE + TECHNOLOGY Free format text: FORMER OWNER: SHENZHEN CHINASPEC OPTICS + COLOR TECHNOLOGY CO., LTD. Effective date: 20130529 |
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Application publication date: 20091230 Assignee: SHANGHAI PUXI OPTOELECTRONICS TECHNOLOGY CO., LTD. Assignor: Shanghai Hanpu Photoelectric Technology Co., Ltd. Contract record no.: 2013310000137 Denomination of invention: Colorimeter optical system Granted publication date: 20101201 License type: Exclusive License Record date: 20131105 |
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