CN202676283U - Distribution photometer - Google Patents
Distribution photometer Download PDFInfo
- Publication number
- CN202676283U CN202676283U CN 201220338149 CN201220338149U CN202676283U CN 202676283 U CN202676283 U CN 202676283U CN 201220338149 CN201220338149 CN 201220338149 CN 201220338149 U CN201220338149 U CN 201220338149U CN 202676283 U CN202676283 U CN 202676283U
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- China
- Prior art keywords
- spectrometer
- light
- optical receiver
- receiving mouth
- distribution
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- Expired - Lifetime
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Abstract
The utility model discloses a distribution photometer. The distribution photometer comprises a control center, a rotary workbench applied for clamping a light source to be detected and making the light source to be detected and an optical receiver rotate relative to each other, and the optical receiver composed of a luminosity probe and a spectrometer light-receiving port. The luminosity probe and the spectrometer light-receiving port are arranged side by side. By integrating the luminosity measuring device and the spectrum measuring device, the distribution photometer can test parameters of the light source to be detected such as the light intensity distribution parameter and the space color distribution parameter, etc. simultaneously or separately. The distribution photometer which enables convenient measurement can achieve very high measuring accuracy through mutual corrections.
Description
Technical field
The utility model belongs to the optical radiation measurement field, is specifically related to a kind of distribution photometer.
Background technology
Distribution photometer is generally realized the luminous intensity distribution measurement of light source or light fixture with illumination photometry and illumination square distance law of reciprocity.General distribution photometer mainly comprises circular motion mirror type distribution photometer, central rotation mirror type distribution photometer and horizontal distribution photometer at present, these distribution photometers generally only are furnished with luminosity probe, can only measure light distribution and the total light flux of light source or light fixture.
Along with the appearance of the new type light sources such as LED, the photochromic characteristic pockety in its space causes increasing to the demand of light source or the measurement of light fixture spatial color at present.If obtain the parameters such as color distribution of light source or light fixture, existing solution need be purchased in addition the very high spatial spectral radiometer of a cover cost and carry out spectral measurement; Perhaps in same distribution photometer spectrometer light-receiving mouth and luminosity probe are switched mutually, carry out respectively the optical sampling test of luminosity and spectrum, this mode needs instrument is re-started aligning, and Measuring Time is long.
The utility model content
In order to overcome the defective that exists in the prior art, the utility model aims to provide a kind of distribution photometer, and the light distribution and the isoparametric test of spatial color distribution that only need one time light signal sampling can be finished light source or light fixture are easy and simple to handle and accuracy of measurement is high.
In order to achieve the above object, the utility model is by the following technical solutions: a kind of distribution photometer, comprise control center, optical receiver, be used for the clamping measured light and make measured light and rotary table that optical receiver relatively rotates, it is characterized in that, described optical receiver is comprised of luminosity probe and spectrometer light-receiving mouth, and described luminosity probe and spectrometer light-receiving mouth are arranged side by side, and the light beam of measured light directly or after reflecting incides on the luminosity probe and spectrometer light-receiving mouth of optical receiver.
Compared with prior art, the utility model is integrated in luminosity probe and spectrometer light-receiving mouth in the same optical receiver, during actual test, luminosity probe and spectrometer light-receiving mouth receive the optical information of measured light simultaneously, and implementation space luminous intensity distribution measurement and spatial color distribution are measured respectively.Therefore, only need carry out a light signal sampling, can finish simultaneously light distribution and the isoparametric measurement of spatial color distribution of light source or light fixture, need not to purchase in addition the spatial spectral radiometer, significantly reduce the laboratory deployment cost; And need not to switch luminosity probe and spectrometer light-receiving mouth, effectively shortened the test duration.In addition, the measured result of luminosity probe and spectrometer light-receiving mouth can realize mutual school, can further improve accuracy of measurement.
The utility model can further be limited and perfect by following technical measures:
As preferably, comprise spectrometer, described luminosity probe is connected with same spectrometer with the spectrometer light-receiving mouth, and described spectrometer is electrically connected with control center; Perhaps described spectrometer light-receiving mouth is connected with spectrometer, and described spectrometer and luminosity probe are electrically connected with control center respectively.
As preferably, the setting at a certain angle of the optical axis of the optical axis of described luminosity probe and spectrometer light-receiving mouth, so that the optical axis of the optical axis of luminosity probe and spectrometer light-receiving mouth all is close with the measurement optical axis, and the center line of two optical axises with measure optical axis coincidence, guaranteed the accuracy of measurement result.Perhaps the photosurface of the photosurface of described luminosity probe and spectrometer light-receiving mouth is in same plane, and luminosity probe and spectrometer light-receiving mouth be arranged, receive the light from measured light in parallel, measures when realizing light intensity and color distribution.
As a kind of technical scheme, described spectrometer is built in the optical receiver, and described optical receiver is comprised of luminosity probe, spectrometer light-receiving mouth and spectrometer.Spectrometer further is integrated in the optical receiver, has avoided the spectrometer light-receiving mouth to be connected with long-distance optical fiber between the spectrometer, thereby overcome the problems such as coiling.
As preferably, described optical receiver is arranged on the independent pedestal that is separated with rotary table; Described independent pedestal is provided with display screen, and described display screen is built on the spectrometer; Perhaps described spectrometer and display screen all are electrically connected with control center; Perhaps in the described pedestal independent processor is set, and described spectrometer and display screen are electrically connected with independent processor all.Display screen can show the isoparametric test mode of light distribution, total light flux and spatial color distribution of measured light or light fixture in real time, is convenient to monitor whole test process.
In sum, the disclosed distribution photometer of the utility model, by luminosity probe and spectrometer light-receiving mouth are integrated in the same optical receiver, only need a light signal to sample and to finish light distribution and the isoparametric test of spatial color distribution of light source or light fixture, and the measured result of luminosity probe and spectrometer light-receiving mouth can realize mutual school, has that measuring speed is fast, the laboratory deployment cost is low, easy to use, the accuracy of measurement high.In addition, can also by display screen is set, in order to real-time demonstration and monitor test state, be convenient to the real-time monitoring of whole test process.
Description of drawings
Accompanying drawing 1 is the schematic diagram of embodiment 1;
Accompanying drawing 2 is schematic diagram of embodiment 2;
Accompanying drawing 4 is structural representations of optical receiver among embodiment 1, embodiment 2 and the embodiment 3.
1-control center; The 2-pivoted arm; 3-feathering axis driver; The 4-feathering axis; The 5-arm; The 6-measured light; The 7-rotating mirror; The vertical turning axle driver of 8-; The vertical turning axle of 9-; 10-independence pedestal; The 11-optical receiver; The 11-1-luminosity probe; 11-2-spectrometer light-receiving mouth; The 12-display screen; The 13-asessory shaft; The 14-spectrometer; The 15-rotary table.
Embodiment
Embodiment 1
As shown in Figure 1, the present embodiment is disclosed to be circular motion mirror type distribution photometer, comprises control center 1, pivoted arm 2, feathering axis driver 3, feathering axis 4, arm 5, measured light 6, rotating mirror 7, vertical turning axle driver 8, vertical turning axle 9, independent pedestal 10, optical receiver 11, spectrometer 14 and rotary table 15.
Rotary table 15 is provided with feathering axis 4 and vertical turning axle 9, is connected with vertical turning axle driver 9 with feathering axis driver 3 respectively, and feathering axis driver 3 and vertical turning axle driver 9 all are electrically connected with control center 1; Under the control of control center 1, the corresponding turning axle of turning axle driver drives rotates.Feathering axis 4 is connected with arm 5 with pivoted arm 2 respectively, and measured light 6 is clamped on the arm 5, and the other end of arm 5 is provided with vertical turning axle driver 8; Be connected with rotating mirror 7 on the pivoted arm 2.
As shown in Figure 4, optical receiver 11 is comprised of luminosity probe 11-1 and spectrometer light-receiving mouth 11-2, the optical axis setting at a certain angle of the optical axis of luminosity probe 11-1 and spectrometer light-receiving mouth 11-2.Optical receiver 11 in the present embodiment has two kinds of set-up modes: optical receiver 11 can be arranged on the independent pedestal 10 that is separated with rotary table 15, perhaps is directly installed on the pivoted arm 2.Before the measurement, measured light 6 is clamped on the arm 5, guarantees that the luminosity center of measured light 6 strictly overlaps with the intersection point of feathering axis 4 and vertical turning axle 9.When optical receiver 11 was arranged on the independent pedestal 10, the center line of optical receiver 11 should overlap with feathering axis 4; When optical receiver 11 was installed on the pivoted arm 2, the center line of optical receiver 11 should overlap with vertical turning axle 9.Be arranged side by side the optical receiver 11 that forms, be used for clamping measured light 6 and make the rotary table 15 that measured light 6 and optical receiver 11 relatively rotate and the independent pedestal 10 that is separated with rotary table 15 by luminosity probe 11-1 and spectrometer light-receiving mouth 11-2, rotary table 15 is provided with the feathering axis driver 3 of control feathering axis 4, and pivoted arm 2 links to each other with feathering axis 4 with arm 5.Measured light 6 is clamped on the arm 5, the vertical turning axle 9 that the other end of arm 5 is provided with vertical turning axle driver 8 and is controlled by this driver 8.Be connected with rotating mirror 7 on the pivoted arm 2.
During real-time testing, the circular motion that rotating mirror 7 is done take measured light 6 as the center of circle around feathering axis 4, the light beam that measured light 6 sends is reflected to the optical receiver 11 on the independent pedestal 10, and perhaps the optical receiver 11 that directly is installed on the pivoted arm 2 of the light beam that sends of measured light receives; Luminosity probe 11-1 in the optical receiver 11 and spectrometer light-receiving mouth 11-2 receive tested light beam simultaneously; Measured light 6 is rotated certain angle around vertical turning axle 9; The circular motion that rotating mirror 7 is done take measured light 6 as the center of circle around feathering axis 4 again ..., by that analogy, until realize the light distribution in measured light 6 whole spaces and the measurement of spatial color distribution.
In the present embodiment, luminosity probe 11-1 all is connected with spectrometer 15 with spectrometer light-receiving mouth 11-2, and spectrometer 15 is electrically connected with control center 1, and control center 1 receives luminosity information and the spectral information of measured light 6, both mutual corrections can further improve accuracy of measurement.
Embodiment 2
As shown in Figure 2, the present embodiment is disclosed is central rotation mirror type distribution photometer.As different from Example 1, it comprises asessory shaft 13, and asessory shaft 13 all is connected with arm 5 with pivoted arm 2.
During real-time testing, rotating mirror 7 and pivoted arm 2 rotate around feathering axis 4, the arm 5 that is connected with pivoted arm 2 must be round about around asessory shaft 13 synchronous rotaries, could keep the burning-point attitude of measured light 6 constant, rotating mirror 7 will be from the beam reflection of measured light 6 optical receiver 11 to the independent pedestal 10; Luminosity probe 11-1 in the optical receiver 11 and spectrometer light-receiving mouth 11-2 receive tested light beam simultaneously; Measured light 6 is rotated certain angle around vertical turning axle 9; Rotating mirror 7 and pivoted arm 2 rotate around feathering axis 4, and asessory shaft 13 is synchronous rotary in the other direction ..., by that analogy, until realize the light distribution in measured light 6 whole spaces and the measurement of spatial color distribution.
As shown in Figure 3, the present embodiment is disclosed to be horizontal distribution photometer, comprises control center 1, feathering axis driver 3, feathering axis 4, measured light 6, vertical turning axle driver 8, vertical turning axle 9, independent pedestal 10, optical receiver 11, display screen 12, spectrometer 14 and rotary table 15.
The structure of the optical receiver 11 in the present embodiment is identical with embodiment 1, optical receiver 11 is arranged on the independent pedestal 10 that is separated with rotary table 16, optical receiver 11 is installed on the independent pedestal 10, optical receiver 11 is contour with the luminosity center of measured light 6, and the center line of optical receiver 11 and measured light 6 are vertically intersected on the luminosity center of measured light 6.Rotary table 15 is provided with feathering axis 4 and vertical turning axle 9, is connected with vertical turning axle driver 9 with feathering axis driver 3 respectively, and feathering axis driver 3 and vertical turning axle driver 9 all are electrically connected with control center 1; Under the control of control center 1, the corresponding turning axle of turning axle driver drives rotates.
In the measuring process, measured light 6 rotates around feathering axis 4, and the luminosity probe 11-1 in the optical receiver 11 and spectrometer light-receiving mouth 11-2 receive tested light beam simultaneously; Again measured light 6 is rotated certain angle around vertical turning axle 9; Measured light 6 rotates around feathering axis 4, and optical receiver 11 receives its optical information ..., by that analogy, until realize the light distribution in measured light 6 whole spaces and the measurement of spatial color distribution.In the test, be arranged on the display screen 12 real-time test modes that show and monitor measured light on the independent pedestal 10.
Claims (7)
1. distribution photometer, comprise control center (1), optical receiver (11), the rotary table (15) that is used for clamping measured light (6) and measured light (6) and optical receiver (11) are relatively rotated, it is characterized in that, described optical receiver (11) is comprised of luminosity probe (11-1) and spectrometer light-receiving mouth (11-2), and described luminosity probe (11-1) and spectrometer light-receiving mouth (11-2) are arranged side by side, and the light beam of measured light (6) directly or after reflecting incides on the luminosity probe (11-1) and spectrometer light-receiving mouth (11-2) of optical receiver (11).
2. distribution photometer according to claim 1, it is characterized in that, comprise spectrometer (14), described luminosity probe (11-1) is connected with same spectrometer (14) with spectrometer light-receiving mouth (11-2), and described spectrometer (14) is electrically connected with control center (1); Perhaps described spectrometer light-receiving mouth (11-2) is connected with spectrometer (14), and described spectrometer (14) and luminosity probe (11-1) are electrically connected with control center (1) respectively.
3. distribution photometer according to claim 1 and 2 is characterized in that, the optical axis setting at a certain angle of the optical axis of described luminosity probe (11-1) and spectrometer light-receiving mouth (11-2).
4. distribution photometer according to claim 1 and 2 is characterized in that, the photosurface of the photosurface of described luminosity probe (11-1) and spectrometer light-receiving mouth (11-2) is in same plane.
5. distribution photometer according to claim 2, it is characterized in that, described spectrometer (14) is built in the optical receiver (11), and described optical receiver (11) is comprised of luminosity probe (11-1), spectrometer light-receiving mouth (11-2) and spectrometer (14).
6. distribution photometer according to claim 1 is characterized in that, described optical receiver (11) is arranged on the independent pedestal (10) that is separated with rotary table (16).
7. distribution photometer according to claim 6 is characterized in that, described independent pedestal (10) is provided with display screen (12), and described display screen (12) is built on the spectrometer (14); Perhaps described spectrometer (14) and display screen (12) all are electrically connected with control center (1); Perhaps in the described independent pedestal (10) independent processor is set, and described spectrometer (14) and display screen (12) are electrically connected with independent processor all.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220338149 CN202676283U (en) | 2012-07-13 | 2012-07-13 | Distribution photometer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220338149 CN202676283U (en) | 2012-07-13 | 2012-07-13 | Distribution photometer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202676283U true CN202676283U (en) | 2013-01-16 |
Family
ID=47497182
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220338149 Expired - Lifetime CN202676283U (en) | 2012-07-13 | 2012-07-13 | Distribution photometer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202676283U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103090974A (en) * | 2013-01-28 | 2013-05-08 | 深圳市共进电子股份有限公司 | Color detection system of indicator light of equipment |
| CN103344329A (en) * | 2013-07-26 | 2013-10-09 | 杭州远方光电信息股份有限公司 | Handheld optical irradiance meter and correction method thereof |
-
2012
- 2012-07-13 CN CN 201220338149 patent/CN202676283U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103090974A (en) * | 2013-01-28 | 2013-05-08 | 深圳市共进电子股份有限公司 | Color detection system of indicator light of equipment |
| CN103090974B (en) * | 2013-01-28 | 2015-03-18 | 深圳市共进电子股份有限公司 | Color detection system of indicator light of equipment |
| CN103344329A (en) * | 2013-07-26 | 2013-10-09 | 杭州远方光电信息股份有限公司 | Handheld optical irradiance meter and correction method thereof |
| WO2015010435A1 (en) * | 2013-07-26 | 2015-01-29 | 杭州远方光电信息股份有限公司 | Handheld optical irradiance meter and correction method therefor |
| US10215629B2 (en) | 2013-07-26 | 2019-02-26 | Everfine Photo-E-Info Co., Ltd. | Handheld optical radiation meter and correction method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130116 |