CN108375467A - A kind of lamp reflector reflection characteristic measuring device based on spectral technique - Google Patents
A kind of lamp reflector reflection characteristic measuring device based on spectral technique Download PDFInfo
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- CN108375467A CN108375467A CN201810122054.3A CN201810122054A CN108375467A CN 108375467 A CN108375467 A CN 108375467A CN 201810122054 A CN201810122054 A CN 201810122054A CN 108375467 A CN108375467 A CN 108375467A
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- optical fiber
- measuring device
- reflection characteristic
- lamp reflector
- characteristic measuring
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
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- Analytical Chemistry (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Abstract
The present invention discloses a kind of lamp reflector reflection characteristic measuring device based on spectral technique, belongs to illumination technical field of measurement and test.It includes sales kit (SK), light source, integrating sphere, spectrometer, computer and standard reference sample, light source using xenon lamp as the measuring device, the light that light source is sent out is irradiated to by incident optical on the reflector sample of lamps and lanterns in sales kit (SK), after reflected light is fully collected by the integrated ball of the output optical fiber, it is tested by spectrometer, the coverage diagram of sample is obtained finally by the inter-process software of computer.The present invention may be implemented to measure the entirety of the entire reflector of lamps and lanterns, have the characteristics that convenient test, high certainty of measurement, good reliability, non-destructive testing, detection range are wide.
Description
Technical field
The invention belongs to illuminate technical field of measurement and test, especially a kind of lamp reflector reflection characteristic based on spectral technique
Measuring device.
Background technology
General lamps and lanterns include power supply, light source and reflector three parts, and wherein reflector largely affects light
Uniformity, the whole energy effect of mildness and lamps and lanterns.With the improvement of people's life quality, the requirement to light fitting quality
Also higher and higher, enough brightness, exquisite appearance are not required nothing more than, also require energy conservation and environmental protection, and the light scattered from light source
Line has good uniformity and mildness, to achieve the purpose that Healthy Lighting.
For lamp reflector, reflection characteristic is generally tested using making block sample, has destructiveness to sample.Separately
Outside, entire reflector characteristic can not also be measured.
Invention content
The deficiencies of to overcome existing measuring device to cannot achieve the measurement to entire lamp reflector, destructive testing, this
Invention provides a kind of lamp reflector reflection characteristic measuring device based on spectral technique.
To achieve the above object, the present invention uses following technical proposals：
A kind of lamp reflector reflection characteristic measuring device based on spectral technique, it includes sales kit (SK), light source, integral
Ball, spectrometer, computer and standard reference sample, sales kit (SK) is interior to be successively put into standard reference sample and sample, light source hair
The light gone out is irradiated to through incident aperture on the lamp reflector in sales kit (SK) by incident optical, and reflected light passes through through being emitted aperture
First the output optical fiber is sufficiently transmitted in integrating sphere, and integrating sphere is connect by the second the output optical fiber through third optical fiber after fully collecting light
In port transmission to spectrometer, spectrometer converts optical signals to that electric signal is transported to computer through USB data line after electric signal,
Data processing is carried out by the inter-process software of computer, successively obtains the reflection of standard reflection characteristic curve and sample to be tested
Characteristic curve.
Further, sales kit (SK) is a camera bellows for placing sample；
There is sales kit (SK) incident aperture and outgoing aperture, incident aperture to connect incident optical, be used for irradiating sample, and outgoing is small
Hole connects the first the output optical fiber, is used for output reflection light.
Further, incident optical, the first the output optical fiber and the second the output optical fiber are multimode plastic optical fiber, are used for transmission
Light.
Further, to effectively improve measurement stability, light source is xenon lamp, is continuous spectrum, almost with lamp input work
Rate variation is unrelated, and spectral energy is kept approximately constant in lifetime, has plug and play, without characteristics such as preheatings.
Further, integrating sphere is used to collect the light of the first the output optical fiber transmission, a diameter of 50cm；It is covered to improve wavelength
Lid range ensures that spectrum non-selectivity, integrating sphere inner wall are used high diffusing reflection rate coating, be equipped using barium sulfate etc.,
360-780nm visible-range internal reflection rates are up to 95% or more.
Further, there is the first optical fiber interface, the other end to have the second optical fiber interface for one end of integrating sphere；
First optical fiber interface locks the first the output optical fiber and integrating sphere；
One end of spectrometer has third optical fiber interface, and the light for testing the transmission of the second the output optical fiber, the other end has
USB interface, for connecting computer by software transfer or control for acquiring optical signal, final output data.
Further, the first optical fiber interface, the second optical fiber interface and third optical fiber interface are the object for connecting fiber optic cable
Interface is managed, SC interfaces are all made of, light connector is transmitted for multimode fibre.
Further, the measurement range of spectrometer is 360-780nm, is mainly used for the measurement of visible light；
The wavelength accuracy of spectrometer is ± 0.15nm, and wavelength repeatability is ± 0.2nm, exposure time range 2ms-
4000ms, for ensureing the accurate and repeated of measurement result.
Further, the inter-process software of computer, the signal for handling spectrometer collection, shows after treatment
For wavelength and reflectivity correspondence curve.
Further, standard reflection reference material when standard reference sample is for albedo measurement, using barium sulfate system
At the reflectivity with 98% or more full spectral coverage.
Advantageous effect：
The present invention may be implemented to measure the entirety of the entire reflector of lamps and lanterns, have convenient test, high certainty of measurement, reliable
The features such as good, non-destructive testing of property, wide detection range.
Description of the drawings
Fig. 1 is the test device structural schematic diagram of one embodiment of the invention；
Fig. 2 is the test result figure of one embodiment of the invention；
In figure：1- sales kit (SK)s, 2- incidences aperture, 3- outgoing aperture, 4- incident opticals, the first the output optical fibers of 5-, 6- light sources,
The first optical fiber interfaces of 7-, 8- integrating spheres, the second optical fiber interfaces of 9-, the second the output optical fibers of 10-, 11- thirds optical fiber interface, 12- light
Spectrometer, 13-USB data lines, 14- computers, 15- standard reference samples.
Specific implementation mode
Present invention will be further explained below with reference to the attached drawings and examples.
The present embodiment proposes a kind of lamp reflector reflection characteristic measuring device based on spectral technique, as shown in Figure 1, it
Including sales kit (SK) 1, light source 6, integrating sphere 8, spectrometer 12, computer 14 and standard reference sample 15, sales kit (SK) 1 is one dark
There is incident aperture 2 and outgoing aperture 3, incident aperture 2 to connect incident optical 4 for case, sales kit (SK) 1, and outgoing aperture 3 connection first goes out
Penetrate optical fiber 5；There is the first optical fiber interface 7, the other end to have the second optical fiber interface 9 for one end of integrating sphere 8；First optical fiber interface 7
First the output optical fiber 5 is locked with integrating sphere 8；One end of spectrometer 12 has third optical fiber interface 11, and the other end connects with USB
Mouthful.
Based on the above technical solution, incident optical 4, the first the output optical fiber 5 and the second the output optical fiber 10 are more
Moulding compound optical fiber.
Based on the above technical solution, light source 6 is xenon lamp.
Based on the above technical solution, 8 inner wall of integrating sphere uses high diffusing reflection rate coating.
Based on the above technical solution, the first optical fiber interface 7, the second optical fiber interface 9 and third optical fiber interface 11 are equal
Using SC interfaces.
Based on the above technical solution, the measurement range of spectrometer 12 is 360-780nm；The wavelength essence of spectrometer 12
Degree is ± 0.15nm, and wavelength repeatability is ± 0.2nm, exposure time range 2ms-4000ms.
Based on the above technical solution, the inter-process software of computer 14, for handling the collection of spectrometer 12
Signal is shown as wavelength and reflectivity correspondence curve after treatment.
Based on the above technical solution, standard reference sample 15 is made of barium sulfate.
It is first put into standard reference sample 15 when test, in sales kit (SK) 1 to measure, obtains standard reflection characteristic curve；Again
Sample to be tested is put into sales kit (SK) 1 to measure, the light that light source 6 is sent out is irradiated to sample by incident optical 4 through incident aperture 2
In product case 1 on the reflector sample to be tested of lamps and lanterns, reflected light is sufficiently transmitted to accumulate through being emitted aperture 3 by the first the output optical fiber 5
In bulb separation 8, spectrometer 12 is transferred to through third optical fiber interface 11 by the second the output optical fiber 10 after the fully collection light of integrating sphere 8
In, spectrometer 12 converts optical signals to that electric signal is transported to computer 14 through USB data line 13 after electric signal, passes through calculating
The inter-process software of machine 14 carries out data processing, obtains the coverage diagram of sample to be tested.
As shown in Fig. 2, being to a kind of test result of downlight reflector.
Limiting the scope of the invention, those skilled in the art should understand that, in technical scheme of the present invention
On the basis of, the various modifications or variations that can be made by those skilled in the art with little creative work still the present invention's
Within protection domain.
Claims (10)
1. a kind of lamp reflector reflection characteristic measuring device based on spectral technique, it is characterised in that：It includes sales kit (SK)
(1), light source (6), integrating sphere (8), spectrometer (12), computer (14) and standard reference sample (15), the sales kit (SK) (1) are interior
It successively is put into standard reference sample (15) and sample, the light that light source (6) is sent out is by incident optical (4) through incident aperture
(2) it is irradiated on the lamp reflector in sales kit (SK) (1), reflected light is abundant by the first the output optical fiber (5) through being emitted aperture (3)
It is transferred in integrating sphere (8), by the second the output optical fiber (10) through third optical fiber interface (11) after integrating sphere (8) fully collection light
It is transferred in spectrometer (12), spectrometer (12) converts optical signals to through USB data line (13) that electric signal is defeated after electric signal
It is sent to computer (14), data processing is carried out by the inter-process software of computer (14), successively obtains standard reflection characteristic
The coverage diagram of curve and sample to be tested.
2. the lamp reflector reflection characteristic measuring device according to claim 1 based on spectral technique, it is characterised in that：
The sales kit (SK) (1) is a camera bellows；
The sales kit (SK) (1) has incident aperture (2) and outgoing aperture (3), incident aperture (2) connection incident optical (4), outgoing
Aperture (3) connects the first the output optical fiber (5).
3. the lamp reflector reflection characteristic measuring device according to claim 1 based on spectral technique, it is characterised in that：
The incident optical (4), the first the output optical fiber (5) and the second the output optical fiber (10) are multimode plastic optical fiber.
4. the lamp reflector reflection characteristic measuring device according to claim 1 based on spectral technique, it is characterised in that：
The light source (6) is xenon lamp.
5. the lamp reflector reflection characteristic measuring device according to claim 1 based on spectral technique, it is characterised in that：
Integrating sphere (8) inner wall uses high diffusing reflection rate coating.
6. the lamp reflector reflection characteristic measuring device based on spectral technique, feature exist according to claim 1 or 5
In：There is the first optical fiber interface (7), the other end to have the second optical fiber interface (9) for one end of the integrating sphere (8)；
First optical fiber interface (7) locks the first the output optical fiber (5) and integrating sphere (8)；
There is third optical fiber interface (11), the other end to have USB interface for one end of the spectrometer (12).
7. the lamp reflector reflection characteristic measuring device according to claim 6 based on spectral technique, it is characterised in that：
First optical fiber interface (7), the second optical fiber interface (9) and third optical fiber interface (11) are all made of SC interfaces.
8. the lamp reflector reflection characteristic measuring device according to claim 1 based on spectral technique, it is characterised in that：
The measurement range of the spectrometer (12) is 360-780nm；
The wavelength accuracy of the spectrometer (12) is ± 0.15nm, and wavelength repeatability is ± 0.2nm, exposure time range 2ms-
4000ms。
9. the lamp reflector reflection characteristic measuring device according to claim 1 based on spectral technique, it is characterised in that：
The inter-process software of the computer (14), the signal for handling spectrometer (12) collection, is shown as wave after treatment
Long and reflectivity correspondence curve.
10. the lamp reflector reflection characteristic measuring device according to claim 1 based on spectral technique, feature exist
In：The standard reference sample (15) is made of barium sulfate.
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| CN201810122054.3A CN108375467A (en) | 2018-02-07 | 2018-02-07 | A kind of lamp reflector reflection characteristic measuring device based on spectral technique |
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| CN201810122054.3A CN108375467A (en) | 2018-02-07 | 2018-02-07 | A kind of lamp reflector reflection characteristic measuring device based on spectral technique |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109632717A (en) * | 2018-12-29 | 2019-04-16 | 深圳奥比中光科技有限公司 | Diffusing reflection rate detection device and method |
| CN115839794A (en) * | 2022-12-28 | 2023-03-24 | 江苏理工学院 | Fast response optical fiber relative air pressure sensor applied to environment-friendly plastic-resin composite device and control method thereof |
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| US4932779A (en) * | 1989-01-05 | 1990-06-12 | Byk Gardner, Inc. | Color measuring instrument with integrating sphere |
| CN201434838Y (en) * | 2009-05-31 | 2010-03-31 | 华南理工大学 | Portable on-site reflectivity test spectrophotometer |
| CN102269701A (en) * | 2011-07-04 | 2011-12-07 | 中国科学院化学研究所 | Surface albedo measurement system for laboratory |
| CN103487408A (en) * | 2013-09-09 | 2014-01-01 | 华南理工大学 | Portable field glass transmittance and reflectivity testing spectrophotometer |
| WO2015013270A1 (en) * | 2013-07-22 | 2015-01-29 | Long Frederick Harold | Spectroscopy detection system and method for material identification |
| CN204255502U (en) * | 2015-01-14 | 2015-04-08 | 中国计量学院 | A kind of reflective spectral measure instrument based on LED light source |
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2018
- 2018-02-07 CN CN201810122054.3A patent/CN108375467A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4932779A (en) * | 1989-01-05 | 1990-06-12 | Byk Gardner, Inc. | Color measuring instrument with integrating sphere |
| CN201434838Y (en) * | 2009-05-31 | 2010-03-31 | 华南理工大学 | Portable on-site reflectivity test spectrophotometer |
| CN102269701A (en) * | 2011-07-04 | 2011-12-07 | 中国科学院化学研究所 | Surface albedo measurement system for laboratory |
| WO2015013270A1 (en) * | 2013-07-22 | 2015-01-29 | Long Frederick Harold | Spectroscopy detection system and method for material identification |
| CN103487408A (en) * | 2013-09-09 | 2014-01-01 | 华南理工大学 | Portable field glass transmittance and reflectivity testing spectrophotometer |
| CN204255502U (en) * | 2015-01-14 | 2015-04-08 | 中国计量学院 | A kind of reflective spectral measure instrument based on LED light source |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109632717A (en) * | 2018-12-29 | 2019-04-16 | 深圳奥比中光科技有限公司 | Diffusing reflection rate detection device and method |
| CN115839794A (en) * | 2022-12-28 | 2023-03-24 | 江苏理工学院 | Fast response optical fiber relative air pressure sensor applied to environment-friendly plastic-resin composite device and control method thereof |
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Application publication date: 20180807 |
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