CN204372619U - A kind of integrating sphere - Google Patents
A kind of integrating sphere Download PDFInfo
- Publication number
- CN204372619U CN204372619U CN201520036731.1U CN201520036731U CN204372619U CN 204372619 U CN204372619 U CN 204372619U CN 201520036731 U CN201520036731 U CN 201520036731U CN 204372619 U CN204372619 U CN 204372619U
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- CN
- China
- Prior art keywords
- integrating sphere
- light
- ball shell
- cue ball
- output mouth
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- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
Abstract
The utility model relates to optics field of measuring technique, in particular to a kind of integrating sphere, comprise the cue ball shell that has uniform reflectivity coating inner surface, cue ball shell light output mouth side hemisphere is provided with plural auxiliary integrating sphere, described plural auxiliary integrating sphere is evenly arranged in the concentric circumferences of described cue ball shell light output mouth, is provided with light source in described auxiliary integrating sphere.The integrating sphere that the utility model provides takes twice mixed light pattern, and make its outlet illuminance evenly better, colour temperature is more stable.
Description
Technical field
The utility model relates to optics field of measuring technique, particularly a kind of integrating sphere.
Background technology
Integrating sphere is a kind of hollow ball with highly reflective inner surface, its inwall coating white diffuse reflector, ball inwall each point diffuse homogeneous.Integrating sphere is used for being in ball or being placed on a kind of high efficiency device that the outer and sample near certain window place of ball collects the scattering of light or transmitting.Integrating sphere light source provides a uniform source of light, can be applied to a lot of aspect (comprise ccd sensor test platform with, calibrate various camera, sensor, detector and luminosity/radiancy instrument).
Utility model content
It is adjustable that the purpose of this utility model is to provide a kind of illuminance, the integrating sphere that colour temperature is more stable, comprise the cue ball shell that has uniform reflectivity coating inner surface, cue ball shell light output mouth side hemisphere is provided with plural auxiliary integrating sphere, described plural auxiliary integrating sphere is evenly arranged on described cue ball shell and forms circumference, the center of circle and the cue ball shell light output mouth center of circle of described circumference are positioned on same level axle, are provided with light source in described auxiliary integrating sphere.
Auxiliary integrating sphere described in some embodiment can be set to as required one, two, three and more than.
Further, the interface of described auxiliary integrating sphere and cue ball shell is provided with iris.
Further, described iris comprise regulate light hurdle, with the logical light light hurdle regulating the stepper motor that links together of light hurdle and be fixed on described auxiliary integrating sphere light output mouth; Described adjustment light hurdle comprises light barrier, the light hole be positioned on light barrier, the shape size of described light hole is identical with the shape size on described logical light light hurdle, light hurdle is regulated to move left and right by control step driven by motor, the light hole region crossing with logical light light hurdle is clear field, the light hole region area size crossing with logical light light hurdle is controlled by the mobile light hurdle that regulates, thus change by shown auxiliary integrating sphere lead to light number, then change the illumination size of main integrating sphere bright dipping.
Further, described light source is bromine tungsten filament lamp.
Further, described light source is powered by D.C. regulated power supply.
In some embodiment, described auxiliary integrating sphere is 4, and it is arranged on the hemisphere of cue ball shell light output mouth side, is evenly distributed in the concentric circumferences of described cue ball shell light output mouth.
Further, the diameter of described cue ball shell is 500mm, and light output mouth diameter is 100mm.
Further, the diameter of described auxiliary integrating sphere is 100mm, and light output mouth diameter is 25mm.
Further, it is characterized in that, described cue ball shell inside and auxiliary integrating sphere inner homogeneous are coated with the BaSO4 powder that purity is 0.9999.
Compared with prior art, the beneficial effects of the utility model:
The utility model integrating sphere light source is made up of a main integrating sphere, auxiliary integrating sphere, iris, bromine tungsten filament lamp and high stability and precision DC constant current voltage-stabilized power supply.Its illuminance value automatically regulates continuously by setting value by iris, adjusts, and adopts twice mixed light pattern, and make integrating sphere export illuminance evenly better, colour temperature is more stable.
Accompanying drawing illustrates:
Fig. 1 is the utility model embodiment light output mouth side front view;
Fig. 2 is the utility model embodiment left view;
Fig. 3 is the utility model embodiment iris schematic diagram;
Mark in figure: 1-cue ball shell, 2-cue ball shell light output mouth, 3-auxiliary integrating sphere, 4-iris, 41-leads to light light hurdle, and 42-regulates light hurdle, 421-light barrier, 422-light hole, 44-stepper motor.
Detailed description of the invention
Below in conjunction with test example and detailed description of the invention, the utility model is described in further detail.But this should be interpreted as that the scope of the above-mentioned theme of the utility model is only limitted to following embodiment, all technology realized based on the utility model content all belong to scope of the present utility model.
Embodiment 1: as shown in Figure 1 and Figure 2, this enforcement provides a kind of integrating sphere, comprise the cue ball shell 1 that has uniform reflectivity coating inner surface, cue ball shell 1 light output mouth 2 side hemisphere is provided with plural auxiliary integrating sphere 3, described plural auxiliary integrating sphere 3 is evenly arranged on described cue ball shell 1 and forms circumference, the center of circle and main integrating sphere light output mouth 2 center of circle of described circumference are positioned on same level axle
Further, be provided with light source (not showing in figure) in described auxiliary integrating sphere 3, described auxiliary integrating sphere 3 is provided with iris 4 with the interface of cue ball shell 1.
Further, described iris 4 is by regulating light hurdle 42, forming with regulating the stepper motor 43 that links together of light hurdle 42 and the logical light light hurdle 41 that is fixed on described auxiliary integrating sphere light output mouth, described adjustment light hurdle 42 is by light barrier 421, the light hole 422 be positioned on light barrier forms, the shape size of described light hole 422 is identical with the shape size on described logical light light hurdle 41, as shown in Figure 3, being driven by control step motor 43 regulates light hurdle 42 to move left and right, the crossing region of light hole 422 and logical light light hurdle 41 liang of circles is clear field, the crossing region area size of light hole 422 and logical light light hurdle 41 liang of circles is controlled by the mobile light hurdle 42 that regulates, thus change by shown auxiliary integrating sphere lead to light number, then the illumination size of main integrating sphere bright dipping is changed.
Further, described light source is powered by D.C. regulated power supply, and described light source adopts bromine tungsten filament lamp, bromine tungsten filament lamp have the visible spectrum of emergent ray continuously, stabilized intensity, low cost and other advantages.
In some embodiment, described auxiliary integrating sphere 3 is 4, and it is arranged on the hemisphere of cue ball shell 1 light output mouth 2 side, is evenly distributed in the concentric circumferences of described cue ball shell 1 light output mouth 2.
Further, the diameter of described cue ball shell is 500mm, and light output mouth diameter is 100mm.
Further, the diameter of described auxiliary integrating sphere is 100mm, and light output mouth diameter is 25mm.
Further, it is characterized in that, described cue ball shell 1 inside and auxiliary integrating sphere 3 inner homogeneous are coated with the BaSO4 powder that purity is 0.9999.
The illuminance value of the integrating sphere that the present embodiment provides can regulate continuously automatically by setting value, and the scope of illuminance is 10
-3~ 10
2lx, wavelength is (0.4 ~ 1.0) μm, colour temperature maintains (2856 ± 20) K, and integrating sphere light source adopts little integrating sphere mixed light, twice light mixing way of a large integrating sphere mixed light, and the uniformity of illuminance field is more than 95%.The running parameter of the integrating sphere that the present embodiment provides is as shown in Table 1:
Table one
All features disclosed in this description, or the step in disclosed all methods or process, except mutually exclusive feature and/or step, all can combine by any way.
Arbitrary feature disclosed in this description (comprising any accessory claim, summary and accompanying drawing), unless specifically stated otherwise, all can be replaced by other equivalences or the alternative features with similar object.That is, unless specifically stated otherwise, each feature is an example in a series of equivalence or similar characteristics.
Claims (9)
1. an integrating sphere, comprise the cue ball shell that has uniform reflectivity coating inner surface, it is characterized in that, cue ball shell light output mouth side hemisphere is provided with plural auxiliary integrating sphere, described plural auxiliary integrating sphere is evenly arranged on described cue ball shell and forms circumference, the center of circle and the cue ball shell light output mouth center of circle of described circumference are positioned on same level axle, are provided with light source in described auxiliary integrating sphere.
2. integrating sphere as claimed in claim 1, it is characterized in that, the interface of described auxiliary integrating sphere and cue ball shell is provided with iris.
3. integrating sphere as claimed in claim 2, is characterized in that, described iris comprise regulate light hurdle, with regulate the stepper motor that light hurdle links together and the logical light light hurdle being fixed on described auxiliary integrating sphere light output mouth; Described adjustment light hurdle comprises light barrier, the light hole be positioned on light barrier, and the shape size of described light hole is identical with the shape size on described logical light light hurdle.
4. integrating sphere as claimed in claim 2, it is characterized in that, described light source is bromine tungsten filament lamp.
5. integrating sphere as claimed in claim 2, it is characterized in that, described light source is powered by D.C. regulated power supply.
6. the integrating sphere as described in any one of claim 1 to 5, is characterized in that, described auxiliary integrating sphere is 4, and it is arranged on the hemisphere of cue ball shell light output mouth side, is evenly distributed in the concentric circumferences of described cue ball shell light output mouth.
7. integrating sphere as claimed in claim 6, it is characterized in that, the diameter of described cue ball shell is 500mm, and light output mouth diameter is 100mm.
8. integrating sphere as claimed in claim 6, it is characterized in that, the diameter of described auxiliary integrating sphere is 100mm, and light output mouth diameter is 25mm.
9. the integrating sphere as described in any one of claim 7,8, is characterized in that, described cue ball shell inside and auxiliary integrating sphere inner homogeneous are coated with the BaSO4 powder that purity is 0.9999.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520036731.1U CN204372619U (en) | 2015-01-20 | 2015-01-20 | A kind of integrating sphere |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520036731.1U CN204372619U (en) | 2015-01-20 | 2015-01-20 | A kind of integrating sphere |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204372619U true CN204372619U (en) | 2015-06-03 |
Family
ID=53328838
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520036731.1U Expired - Fee Related CN204372619U (en) | 2015-01-20 | 2015-01-20 | A kind of integrating sphere |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204372619U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110186558A (en) * | 2019-05-16 | 2019-08-30 | 中国科学院合肥物质科学研究院 | The gold-plated integrating sphere light source of vacuum infrared |
-
2015
- 2015-01-20 CN CN201520036731.1U patent/CN204372619U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110186558A (en) * | 2019-05-16 | 2019-08-30 | 中国科学院合肥物质科学研究院 | The gold-plated integrating sphere light source of vacuum infrared |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150603 Termination date: 20220120 |
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| CF01 | Termination of patent right due to non-payment of annual fee |