CN105911034A - Mobile platform-based luminescent material performance testing apparatus - Google Patents
Mobile platform-based luminescent material performance testing apparatus Download PDFInfo
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- CN105911034A CN105911034A CN201610227205.2A CN201610227205A CN105911034A CN 105911034 A CN105911034 A CN 105911034A CN 201610227205 A CN201610227205 A CN 201610227205A CN 105911034 A CN105911034 A CN 105911034A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
- G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
- G01N21/64—Fluorescence; Phosphorescence
- G01N21/6402—Atomic fluorescence; Laser induced fluorescence
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
- G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
- G01N21/64—Fluorescence; Phosphorescence
- G01N21/6428—Measuring fluorescence of fluorescent products of reactions or of fluorochrome labelled reactive substances, e.g. measuring quenching effects, using measuring "optrodes"
- G01N2021/6432—Quenching
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
- G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
- G01N21/64—Fluorescence; Phosphorescence
- G01N21/645—Specially adapted constructive features of fluorimeters
- G01N21/6456—Spatial resolved fluorescence measurements; Imaging
- G01N21/6458—Fluorescence microscopy
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- Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
Abstract
A mobile platform-based luminescent material performance testing apparatus relates to performance test of a luminescent material. The apparatus comprises an excitation light source, a spectrometer and an integrating sphere; a sample table and a mobile platform are arranged in the integrating sphere, the sample table is used for arranging a sample to be tested, and the mobile platform can drive the sample table to move; the mobile platform-based luminescent material performance testing apparatus also comprises a microscope and a controller; the integrating sphere is provided with a hole, and the object lens of the microscope goes through the hole and stretches into the integrating sphere in the working process in order to observe the sample to be tested in the integrating sphere; and the controller is respectively electrically connected with the excitation light source, the mobile platform, the spectrometer and the microscope, and is used for controlling the motions of the excitation light source, the mobile platform, the spectrometer and the microscope. The apparatus can realize test of the luminescence performance of separate phosphor particles.
Description
Technical field
The present invention relates to the performance test of luminescent material, particularly relate to a kind of luminescent material performance test based on mobile platform dress
Put.
Background technology
Luminescent material is the material that a class can realize light conversion, can be divided into luminous organic material and phosphor.The most inorganic
Luminescent material (without quantum dot light emitting material) majority presents powder, is made up of the solid luminescence granule of many.These
Grain arbitrarily dimension from tens nanometers to tens micron do not wait (Vinay Kumar, Shreyas S.Pitale, VarunMishra,
I.M.Nagpure, M.M.Biggs, O.M.Ntwaeaborwa and H.C.Swart.Journal of Alloys and
Compounds, 492 (2010), L8-L12；Zhen Song, Jing Liao, Xianlin Ding, Xiaolang Liu and
Quanlin Liu.Synthesis of YAG phosphor particles with excellent morphology by solid
State reaction, Journal of Crystal Growth, 365 (2013), 24-28).
The performance that could specifically understand luminescent material is measured by relevant luminescent properties.The luminescent properties of tradition phosphor
Measurement is all that the luminous of the fluorescent material by measuring the macroscopic view scale of construction (accumulation bodies of a large amount of light-emitting particles) realizes (Chinese patent disclosure
Number: CN103323438A).As macroscopic view scale of construction fluorescent material is placed in the sample room of spectrogrph, by arranging instrument parameter, light
The light of the specific wavelength sent in source is irradiated to phosphor surface, and fluorescent material is luminescence under the exciting of light, and the light sent passes through spectrum
The collection of instrument detector and data process, and test out the photoluminescence performance of fluorescent material.Of course through heating macroscopic view scale of construction fluorescent material
Or put it into integrating sphere, just can measure luminosity variation with temperature (hot-quenching is gone out) and the quantum effect of macroscopic view scale of construction fluorescent material
Rate.
Measuring technology due to traditional luminescent material is all the luminescence measuring macroscopic view scale of construction fluorescent material, and measurement data is actually based on
Result to big quantity light-emitting particles luminescent behavior statistics, therefore for forming sending out of single luminous particle of macroscopic view scale of construction fluorescent material
Light behavior is the most unclear；Particularly when fluorescent material is made up of multiple different luminescent substances (Kang Sik Choi, Soon Duk Jee,
Jung Pyo Lee and Chang Hae Kim.Journal of Nanoscience and Nanotechnology, 13 (2013),
1867-1870), the luminosity obtained measured by traditional luminescent material measurement technology is multiple different luminescent substance luminosity
Combination, and cannot directly determine the luminosity of self of every kind of luminescent substance.
Summary of the invention
It is an object of the invention to provide can directly measure the photoluminescent property of single solid powder particle, hot Quenching and
A kind of based on mobile platform the luminescent material performance testing device of the luminescent properties such as quantum efficiency.
The present invention includes excitation source, spectrogrph, integrating sphere, microscope and controller；It is provided with sample stage inside described integrating sphere
And mobile platform, described sample stage is used for placing testing sample, and described mobile platform is used for driving described sample stage to move；
Described integrating sphere is provided with perforate, and during work, described microscopical object lens extend into inside integrating sphere by perforate, are used for
Observe and be placed on the testing sample in described integrating sphere；
Described controller electrically connects with excitation source, mobile platform, spectrogrph and microscope respectively, be used for controlling excitation source,
Mobile platform, spectrogrph and microscopical action.
Described microscope can use Stereo microscope, described Stereo microscope can differentiate the size of any dimension not less than 100nm
Granule.
Described mobile platform can use Omni-mobile platform, and it is comprehensive that described Omni-mobile platform can drive described sample stage to carry out
Mobile.
Described Omni-mobile platform includes the first electric control platform, the second electric control platform and the 3rd electric control platform；
Described first electric control platform can drive described sample stage to carry out 360 ° of rotations, described second electric control platform around its central shaft
Sample stage can be driven to move horizontally along X-Y direction, and described 3rd electric control platform can drive sample stage vertically to move along Z-direction
Dynamic.
The minimum anglec of rotation of described first electric control platform is smaller than equal to 0.5 °, described second electric control platform and the 3rd automatically controlled flat
The Minimum sliding distance of platform is smaller than equal to 1 μm.
Described tapping is provided with black box, and when described microscopical object lens extend into integrating sphere inside, described black box will
Clearance seal between described object lens and integrating sphere.
Can be provided with heater inside described integrating sphere, described heater is electrically connected with the controller, and described heater is used for adding
Testing sample on hot sample stage.
Can be provided with secondary light source inside described integrating sphere, described secondary light source is electrically connected with the controller.
The present invention may also include the first conduction optical fiber, the second conduction optical fiber and the 3rd conduction optical fiber；
Optic fibre fixing device also can be provided with inside described integrating sphere；One end of described first conduction optical fiber connects optic fibre fixing device,
The other end of the first conduction optical fiber connects spectrogrph, and one end of described second conduction optical fiber connects optic fibre fixing device, the second conduction
The other end of optical fiber connects excitation source；
Can be provided with light barrier on the medial wall of described integrating sphere, one end of described 3rd conduction optical fiber connects described light barrier, and the 3rd
The other end of conduction optical fiber connects described spectrogrph.
Can be provided with position sensor on described optic fibre fixing device, described position sensor is electrically connected with the controller.
There is advantages that
The present invention has additional microscope and mobile platform, when testing, can by microscope observe in integrating sphere to be measured
Sample, moves testing sample by mobile platform such that it is able to carry out the solid powder particle of a certain position targetedly
Test, it is achieved the test of the luminescent properties of individual particle fluorescent material, for the fluorescent material pressed powder being made up of multiple different material
Granule, can directly measure the luminosity of every kind of fluorescent material solid powder particle self；Meanwhile, the present invention is multiple functional, no
But the photoluminescent property of single solid powder particle can be tested, additionally it is possible to test the luminosity of single solid powder particle with
The change of temperature and the quantum efficiency of single solid powder particle.
Accompanying drawing explanation
Fig. 1 is the structure composition schematic diagram of the embodiment of the present invention；
Fig. 2 is the luminescence generated by light collection of illustrative plates of a certain fluorescent powder grain in embodiment 1；
Fig. 3 is the quantum efficiency collection of illustrative plates of a certain fluorescent powder grain in embodiment 2；
Fig. 4 is that in embodiment 3, the hot-quenching of a certain fluorescent powder grain is gone out spectrogram.
Detailed description of the invention
In order to make the purpose of the present invention, technical scheme and advantage clearer, following example combine accompanying drawing and enter the present invention
Row further instruction.Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not used to limit this
Invention.
The embodiment of the present invention is mainly used in testing the luminescent properties of solid powder particle, is particularly suited for particle diameter more than or equal to 100nm
The luminescent properties of solid powder particle.As it is shown in figure 1, the embodiment of the present invention includes excitation source 05, spectrogrph 03 and amasss
Bulb separation 16, as a kind of embodiment, excitation source 05 can be xenon lamp, laser instrument or LED light source；Spectrogrph 03
Measure wave-length coverage and be more than or equal to 200nm, less than or equal to 1500nm.
Wherein, integrating sphere 16 is internal is provided with sample stage 11 and mobile platform, and sample stage 11 is used for placing testing sample, mobile flat
Platform can drive sample stage 11 to move, and as a kind of embodiment, it is internal that mobile platform is horizontally set on integrating sphere 16,
And it is positioned at the lower section of sample stage 11.It is preferred that sample stage 11 is provided with the groove for holding testing sample.
Present invention additionally comprises microscope 07 and controller 01, integrating sphere 16 is provided with perforate, during work, and the thing of microscope 07
It is internal that mirror extend into integrating sphere 16 by perforate, is placed on the testing sample in integrating sphere 16 for observing.It is preferred that object lens
Size and integrating sphere 16 on the size of perforate match；And perforate is generally arranged at the top of integrating sphere, during work, object lens
Camera lens is relative with the sample on sample stage 11.
Microscope 07 in the present invention can differentiate the size individual particle not less than 100nm of any dimension, it is also preferred that the left conduct
A kind of embodiment, the microscope 07 in the present invention is Stereo microscope, and it has higher resolution, it is possible to ensure to realize
The luminescent properties of individual particle is tested.When testing sample comprises two or more granules, can first test one of which solid powder
The luminescent properties of end granule, is then adjusted mobile platform by the observation of microscope 07, and then tests another solid
The luminescent properties of powder particle.
Additionally, present invention additionally comprises controller 01, controller 01 respectively with excitation source 05, mobile platform, spectrogrph 03 and
Microscope 07 electrically connects, for controlling excitation source 05, mobile platform, spectrogrph 03 and the action of microscope 07.Meanwhile,
Controller 01 can also receive the data of each parts return and resolve.
As a kind of embodiment, the mobile platform in the present invention is Omni-mobile platform, it is possible to drive sample stage 11 to carry out entirely
Orientation moves.Omni-mobile platform ensure that the comprehensive of particle test, especially when the kind that testing sample comprises is more,
The position of testing sample can be moved, it is ensured that the performance of every kind of granule can be tested by Omni-mobile platform.
It is preferred that Omni-mobile platform includes the first electric control platform the 15, second electric control platform 14 and the 3rd electric control platform 13；Its
In, the first electric control platform 15 can drive sample stage 11 to carry out 360 ° of rotations, the second electric control platform around sample stage 11 central shaft
14 can drive sample stage 11 to move horizontally along X-Y direction, and the 3rd electric control platform 13 can drive sample stage 11 along Z axis side
To the most mobile.Wherein, first electric control platform the 15, second electric control platform 14 and the 3rd electric control platform 13 respectively with controller 01
Electrical connection, it is possible to separate drive sample stage 11 carries out action.
The minimum anglec of rotation of the first electric control platform 15 is less than or equal to 0.5 °, the second electric control platform 14 and the 3rd electric control platform 13
Minimum sliding distance less than or equal to 1 micron.Higher precision can promote the accuracy of test.
In order to increase the accuracy of test further, prevent from occurring the phenomenons such as light leak, in the present invention, integrating sphere in test process
The tapping of 16 is provided with black box, and when the object lens of microscope 07 are deep into integrating sphere 16 inside, black box can be by thing
Clearance seal between mirror and integrating sphere 16.
When measuring the hot Quenching of testing sample, the temperature of testing sample to be changed, can implement accordingly, as one
Mode, the inside of integrating sphere 16 is additionally provided with the heater 12 of the testing sample on specimen heating holder 11, this heater
12 electrically connect with controller 01, carry out action under the control of controller 01.Wherein, heater 12 can be heating plate,
And it is arranged on the underface of sample stage 11, can be by testing sample from room temperature laser heating to 300 DEG C.
Owing in the course of the work, integrating sphere 16 is in sealing state, for the ease of the observation of microscope 07, at integrating sphere 16
Inside be additionally provided with secondary light source 10, it is preferred that this secondary light source 10 can be white LED light source, electric filament lamp or xenon lamp.
In the present invention, secondary light source 10 electrically connects with controller 01, and it works under the control of controller 01.When excitation source 05
Time in running order, secondary light source 10 is closed under the control of controller 01, determines testing sample when utilizing microscope 07
During position, secondary light source 10 is opened under the control of controller 01.
Present invention additionally comprises the first conduction optical fiber 02, second and conduct optical fiber 04 and the 3rd conduction optical fiber 08；Integrating sphere 16 is internal to be set
Having optic fibre fixing device 09, as a kind of embodiment, integrating sphere 16 is internal is additionally provided with fixing pipe 06, optic fibre fixing device
09 by fixing pipe 06 and the fixing connection of integrating sphere 16, and is arranged on the top of sample stage 11；The one of first conduction optical fiber 02
End connects optic fibre fixing device 09, and the other end connects spectrogrph 03, and one end of the second conduction optical fiber 04 connects optic fibre fixing device
09, the other end connects excitation source 05；The medial wall of integrating sphere 16 is provided with light barrier, and one end of the 3rd conduction optical fiber 08 is even
Connecing light barrier, the other end connects spectrogrph 03.
It is preferred that be also equipped with position sensor on optic fibre fixing device 09, position sensor electrically connects with controller 01.?
When utilizing mobile platform that sample stage 11 is carried out position adjustment, this position sensor effectively prevent optic fibre fixing device 09 and sample
Touching between sample platform 11.
The present invention, when testing, can observe the testing sample in integrating sphere 16 by microscope 07, and can pass through
Mobile platform moves testing sample such that it is able to test the solid powder particle of a certain position targetedly, it is achieved
The test of the luminescent properties of individual particle fluorescent material, for the fluorescent material solid powder particle being made up of multiple different material, permissible
Directly measure the luminosity of every kind of fluorescent material solid powder particle self.Meanwhile, the present invention is multiple functional, is not only able to test
The photoluminescent property of single solid powder particle, additionally it is possible to test the luminosity variation with temperature of single solid powder particle
And the quantum efficiency of single solid powder particle.
Below by way of specific embodiment, the invention will be further described.
Embodiment 1
The measurement of the photoluminescent property of fluorescent material solid powder particle:
1) it is first turned on integrating sphere 16, fluorescent material to be measured is placed in the groove on sample stage 11, close integrating sphere 16；Logical
Cross controller 01 and open secondary light source 10 and microscope 07, and adjust mobile platform by controller 01 so that microscope 07
Can testing sample on sample stage 11 visible in detail, the position sensor that optic fibre fixing device 09 is installed it can be avoided that
Mobile platform excessively rises thus touches optic fibre fixing device 09；Controller 01 is utilized to open excitation source 05 (xenon lamp), now
Secondary light source 10 is automatically switched off；Controller 01 is utilized to open spectrogrph 03；Controller 01 is utilized to adjust mobile platform so that
The light that excitation source 05 sends is irradiated on a certain granule of testing sample by the second conduction optical fiber 04, and this granule is at exciting light
The light in source 05 excites down, sends transmitting light, launches light and is conducted to spectrogrph 03 by the first conduction optical fiber 02；Spectrogrph 03
Transmitting the signal recorded to controller 01, finally the terminal at controller 01 obtains the luminescence generated by light collection of illustrative plates of this granule.
2) continue on controller 01 and adjust the position of mobile platform so that the light that excitation source 05 sends is by the second conduction light
Fine 04 is irradiated on other granules to be measured；Irradiated granule sends transmitting light under exciting, by the first conduction optical fiber
02 conduction is to spectrogrph 03；The signal recorded is transmitted to controller 01 by spectrogrph 03, and finally the terminal at controller 01 obtains
Luminescence generated by light collection of illustrative plates to this irradiated granule.As in figure 2 it is shown, it is a certain glimmering for utilize the method in the present embodiment to record
The luminescence generated by light collection of illustrative plates of light powder particles.
Embodiment 2
The measurement of the quantum efficiency of fluorescent material solid powder particle:
1) first fluorescent material solid powder particle to be measured is mixed homogeneously with a certain amount of barium sulfate powder particle, then open
Integrating sphere 16, is placed into the mixed-powder granule of fluorescent material Yu barium sulfate in the groove on sample stage 11, closes integrating sphere 16；
Open secondary light source 10 and microscope 07 by controller 01, and adjust mobile platform by controller 01 so that microscope
07 can mixed-powder granule on sample stage 11 visible in detail, the position sensor energy that optic fibre fixing device 09 is installed
Enough avoid mobile platform excessively to rise thus touch optic fibre fixing device 09；Controller 01 is utilized to open excitation source 05 (laser
Device), now secondary light source 10 is automatically switched off；Controller 01 is utilized to open spectrogrph 03；Controller 01 is utilized to adjust mobile flat
Platform so that some barium sulfate that the light that excitation source 05 sends is irradiated in mixed-powder granule by the second conduction optical fiber 04
On granule, the light sent in this barium sulfate particle reflected excitation light source 05, reflection light is conducted to light by the 3rd conduction optical fiber 08
On spectrometer 03；The signal recorded is transmitted to controller 01 by spectrogrph 03, obtains reference spectrum.
2) controller 01 is utilized to adjust mobile platform so that the light that excitation source 05 sends is irradiated by the second conduction optical fiber 04
On some fluorescent powder grain in mixed-powder granule, this fluorescent powder grain sends transmitting under the exciting of excitation source 05
Light, is launched light and is conducted to spectrogrph 03 by the 3rd conduction optical fiber 08；The signal recorded is transmitted to controller 01 by spectrogrph 03,
Finally give the luminescence generated by light collection of illustrative plates of this fluorescent powder grain.
3) by calculation procedure 1) reference spectrum that obtains and step 2) the luminescence generated by light collection of illustrative plates that obtains, finally give step 2)
The quantum efficiency of a certain fluorescent powder grain of middle test.
4) continue on controller 01 and adjust the position of mobile platform so that the light that excitation source 05 sends is by the second conduction light
On fine 04 other fluorescent powder grains being irradiated in mixed-powder granule, irradiated granule sends transmitting light under exciting, and passes through
3rd conduction optical fiber 08 conducts to spectrogrph 03；The signal recorded is transmitted to controller 01, by step 1 by spectrogrph 03)
The reference spectrum obtained, finally the terminal at controller 01 obtains the quantum efficiency of this time irradiated granule.As it is shown on figure 3,
For utilizing the quantum efficiency collection of illustrative plates of a certain fluorescent powder grain that the method in the present embodiment records.
Embodiment 3
The measurement of the hot Quenching of fluorescent material solid powder particle:
1) it is first turned on integrating sphere 16, fluorescent material to be measured is placed in the groove on sample stage 11, close integrating sphere 16；Logical
Cross controller 01 and open secondary light source 10 and microscope 07, and adjust mobile platform by controller 01 so that microscope 07
Can testing sample on sample stage 11 visible in detail, the position sensor that optic fibre fixing device 09 is installed it can be avoided that
Mobile platform excessively rises thus touches optic fibre fixing device 09；Controller 01 is utilized to open excitation source 05 (LED), this
Time secondary light source 10 be automatically switched off；Controller 01 is utilized to open spectrogrph 03；Controller 01 is utilized to control heater 12 work
Make, make the temperature of heater 12 rise to preset temperature value, keep 10min to be measured in sample stage 11 upper groove
The temperature of sample is consistent with the preset temperature value of heater 12；Controller 01 is utilized to adjust mobile platform so that excitation source
05 light sent is irradiated on a certain granule of testing sample by the second conduction optical fiber 04, and this granule is at the light of excitation source 05
Excite down, send transmitting light, launch light and conducted to spectrogrph 03 by the first conduction optical fiber 02；The letter that spectrogrph 03 will record
Number transmission to controller 01, finally the terminal at controller 01 obtains the luminescence generated by light collection of illustrative plates of this granule.
2) continue with controller 01 to control heater 12 and heat so that the temperature of heater 12 changes to another
Individual preset temperature value, keeps 10min so that the temperature of the testing sample in sample stage 11 upper groove is another with heater 12
One preset temperature value is consistent；The light that excitation source 05 sends by second conduction optical fiber 04 be irradiated to step 1) measure glimmering
On light powder particles, this granule, under the light of LASER Light Source excites, sends transmitting light, launches light and is conducted by the first conduction optical fiber 02
To spectrogrph 03；The signal recorded is transmitted to controller 01 by spectrogrph 03, and finally the terminal at controller 01 obtains this temperature
The luminescence generated by light collection of illustrative plates of lower fluorescent powder grain.
3) step 2 is repeated), change preset temperature value, the spectroscopic data collected by statistics, finally give a certain of fluorescent material
The hot-quenching of granule is gone out collection of illustrative plates.As shown in Figure 4, for utilizing the hot-quenching of a certain fluorescent powder grain that the method in the present embodiment records to go out
Spectrogram.
It should be noted that utilize assembly of the invention can not only measure the luminescent properties of single solid powder particle, the most also
Can measure the luminescent properties of macroscopic view scale of construction solid powder particle, concrete method of testing is identical with traditional method of testing, the most not
Repeat again.
Above example only provides the several embodiments of the present invention, it is also possible to provides other deformation and improves.
Claims (10)
1. luminescent material performance testing device based on mobile platform, it is characterised in that include excitation source, spectrogrph, integrating sphere,
Microscope and controller；Being provided with sample stage and mobile platform inside described integrating sphere, described sample stage is used for placing testing sample,
Described mobile platform is used for driving described sample stage to move；
Described integrating sphere is provided with perforate, and during work, described microscopical object lens extend into inside integrating sphere by perforate, are used for
Observe and be placed on the testing sample in described integrating sphere；
Described controller electrically connects with excitation source, mobile platform, spectrogrph and microscope respectively, be used for controlling excitation source,
Mobile platform, spectrogrph and microscopical action.
2. luminescent material performance testing device based on mobile platform as claimed in claim 1, it is characterised in that described microscope is adopted
With Stereo microscope, described Stereo microscope can differentiate the size granule not less than 100nm of any dimension.
3. luminescent material performance testing device based on mobile platform as claimed in claim 1, it is characterised in that described mobile platform
Using Omni-mobile platform, described Omni-mobile platform can drive described sample stage to carry out all-around mobile.
4. luminescent material performance testing device based on mobile platform as claimed in claim 1, it is characterised in that described Omni-mobile
Platform includes the first electric control platform, the second electric control platform and the 3rd electric control platform；
Described first electric control platform drives described sample stage to carry out 360 ° of rotations around its central shaft, and described second electric control platform drives
Sample stage moves horizontally along X-Y direction, and described 3rd electric control platform drives sample stage vertically to move along Z-direction.
5. as claimed in claim 4 luminescent material performance testing device based on mobile platform, it is characterised in that described first automatically controlled
The minimum anglec of rotation of platform is less than or equal to 0.5 °, and the Minimum sliding distance of described second electric control platform and the 3rd electric control platform is little
In equal to 1 μm.
6. luminescent material performance testing device based on mobile platform as claimed in claim 1, it is characterised in that described tapping sets
Having black box, when described microscopical object lens extend into integrating sphere inside, described black box is by between object lens and integrating sphere
Clearance seal.
7. luminescent material performance testing device based on mobile platform as claimed in claim 1, it is characterised in that in described integrating sphere
Portion is provided with heater, and described heater is electrically connected with the controller, and what described heater was used on specimen heating holder treats test sample
Product.
8. luminescent material performance testing device based on mobile platform as claimed in claim 1, it is characterised in that in described integrating sphere
Portion is provided with secondary light source, and described secondary light source is electrically connected with the controller.
9. luminescent material performance testing device based on mobile platform as claimed in claim 1, it is characterised in that also include the first biography
Guiding fiber, the second conduction optical fiber and the 3rd conduction optical fiber；
It is additionally provided with optic fibre fixing device inside described integrating sphere；One end of described first conduction optical fiber connects optic fibre fixing device, the
The other end of one conduction optical fiber connects spectrogrph, and one end of described second conduction optical fiber connects optic fibre fixing device, the second conduction light
The fine other end connects excitation source；
The medial wall of described integrating sphere is provided with light barrier, and one end of described 3rd conduction optical fiber connects light barrier, the 3rd conduction light
The fine other end connects spectrogrph.
10. luminescent material performance testing device based on mobile platform as claimed in claim 9, it is characterised in that described optical fiber is solid
Determining device and be provided with position sensor, described position sensor is electrically connected with the controller.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109297986A (en) * | 2018-11-05 | 2019-02-01 | 西安工业大学 | Laser gyro high reflection mirror beauty defects parameter characterization device and detection method |
| CN111323398A (en) * | 2018-12-14 | 2020-06-23 | 中国科学院半导体研究所 | Fluorescent material heating test device |
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