CN110095843A - A kind of high power laser system simulation radiant and laser system - Google Patents
A kind of high power laser system simulation radiant and laser system Download PDFInfo
- Publication number
- CN110095843A CN110095843A CN201810086712.8A CN201810086712A CN110095843A CN 110095843 A CN110095843 A CN 110095843A CN 201810086712 A CN201810086712 A CN 201810086712A CN 110095843 A CN110095843 A CN 110095843A
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- Prior art keywords
- laser
- light
- radiant
- control module
- high power
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/28—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising
- G02B27/283—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising used for beam splitting or combining
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/42—Coupling light guides with opto-electronic elements
- G02B6/4296—Coupling light guides with opto-electronic elements coupling with sources of high radiant energy, e.g. high power lasers, high temperature light sources
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
Abstract
The present invention relates to a kind of high power laser system simulation radiant and laser systems, simulating radiant includes laser, beam-expanding collimation device, decaying and controller, Beam Control guiding device and beam coupler, Beam Control guiding device includes the multistage light splitting control module and reflecting mirror that same optical axis is set gradually, the light beam that laser is launched successively passes through beam-expanding collimation device, decaying and controller, enter beam coupler after at least one level light splitting control module in multistage light splitting control module, or the light beam that laser is launched successively passes through beam-expanding collimation device, decaying and controller, enter beam coupler after at least one level light splitting control module and reflecting mirror in multistage light splitting control module.The present invention has abandoned the working method of " light splitting ", using the working method of " multiplexing " in simulation radiant is realized completely, it is only necessary to which the laser of a Pmw can provide the use of the road N light beam, to save cost.
Description
Technical field
The present invention relates to a kind of high power laser system more particularly to a kind of high power laser system simulation radiant and swash
Photosystem.
Background technique
In high power laser system, in especially extensive laser system, simulated light is used to characterize the light of laser system
Beam communication space position and direction, especially for device of high power laser before emitting laser light path automatically collimating, take aim at target
The general installation and debugging of optical element in positioning and system.The simulated light technical solution of existing high power laser system is generally adopted
The laser of simulated light light source output is transferred to space filter that is, by way of optical fiber transmission coupling with far field point injection mode
The focal plane of wave device output lens and the point for forming a convergence.Such as the technical solution disclosed in Chinese patent CN102608771A
In, it is related to a kind of high power laser system simulated light point light source, it is saturating including luminous source optical fiber, coupling that feature is that it is constituted
Mirror, lens barrel, the fine screw installation that the luminous source optical fiber is matched by one with the axis screw hole of described lens barrel one end
In one end of the lens barrel, the coupled lens are mounted on the other end of the lens barrel, the luminous source optical fiber, coupling
Lens and the same optical axis of lens barrel, the output end face of the luminous source optical fiber are located at the focal plane of the coupled lens, the mirror
Cylinder is fixed on the base.
Since optical material is easy to damage under ultraviolet laser irradiation, and general optical material to the loss of ultraviolet light compared with
Height, therefore generally ultraviolet analog light source is realized in such a way that then space beam splitting is coupled into optical fiber again.During beam splitting,
Present analog light source generally uses the laser beam splitter by laser output for the light beam number of target numbers and is coupled into light
Fine mode.The disadvantages of the method are as follows to the demanded power output of laser with the increasing of high power laser system laser number
Add and increase, for example, laser system has the road N, every road requirement simulation light source power (or energy) is Pmw, then total power needs
It asks as N*Pmw.It is limited to the fan-out capability limitation of separate unit simulation light laser, separate unit simulated light is unable to satisfy following extensive high
The demand of power laser system moreover due to cost height, largely constrains application range.
Summary of the invention
Technical problem to be solved by the invention is to provide a kind of high power laser systems to simulate radiant and laser system,
To solve deficiency in the prior art.
In order to solve the above technical problems, the technical scheme is that
On the one hand, a kind of high power laser system simulation radiant is provided, including laser, beam-expanding collimation device, decaying and
Controller, Beam Control guiding device and beam coupler, the Beam Control guiding device include the multistage that same optical axis is set gradually
Be divided control module and reflecting mirror, the light beam that the laser is launched successively by the beam-expanding collimation device, the decaying and
Enter the beam coupler after at least one level light splitting control module in controller, the multistage light splitting control module, or
The light beam that the laser is launched is successively by the beam-expanding collimation device, the decaying and controller, the multistage light splitting control
Enter the beam coupler after at least one level light splitting control module and the reflecting mirror in molding block.
Preferably, the light splitting control module is polarization splitting prism.
Preferably, the light splitting control module includes the half-wave plate and polarization splitting prism of same optical axis setting, institute
It is preposition in the polarization splitting prism to state half-wave plate, the main cross section of the half-wave plate and horizontal direction are in 45 ° of angles.
Preferably, the laser is repetition, continuous or quasi-continuous operation solid state laser or optical fiber swash
Light device.
It preferably, further include half-wave plate mobile mechanism, for controlling moving in and out for the half-wave plate.
On the other hand, a kind of laser system is provided, including the high power laser system simulation as described in above-mentioned any one
Radiant.
By adopting the above-described technical solution, the beneficial effects of the present invention are:
In simulation radiant is realized, the working method of " light splitting " has been abandoned completely, using the work side of " multiplexing "
Formula, in high power laser system demand of the present invention, it is only necessary to the laser of a Pmw can provide the use of the road N light beam, from
And cost is saved.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention without any creative labor, may be used also for those of ordinary skill in the art
To obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of high power laser system simulation radiant of the present invention.
In figure: 1, laser；2, beam-expanding collimation device；3, decaying and controller；4, half-wave plate；5, polarization splitting prism；6,
Beam coupler；7, reflecting mirror
Specific embodiment
For the technology contents that the present invention will be described in detail, construction feature, below in conjunction with embodiment and attached drawing is cooperated to give in detail
With explanation.
As shown in Figure 1, high power laser system simulation radiant of the present invention includes laser 1, beam-expanding collimation device 2, decaying
And controller 3, Beam Control guiding device and beam coupler 6, Beam Control guiding device include the multistage that same optical axis is set gradually
It is divided control module and reflecting mirror 7, the light beam that laser 1 is launched successively passes through beam-expanding collimation device 2, decaying and controller 3, more
Enter the light that beam coupler 6 or laser 1 are launched after at least one level light splitting control module in fraction photocontrol module
Shu Yici is divided control module by at least one level in beam-expanding collimation device 2, decaying and controller 3, multistage light splitting control module
With after reflecting mirror 7 enter beam coupler 6.Laser 1 is using repetition, continuous or quasi-continuous operation solid state laser or light
Fibre laser.
It is collimated light beam that laser 1, which exports laser through the collimation of beam-expanding collimation device 2, is penetrated through overdamping and the control of controller 3
Then the watt level of light is guided by the Beam Control being made of several half-wave plates 4, polarization splitting prism 5 and reflecting mirror 7
Laser beam is directed to target coupled lens (beam coupler 6) up by device, and light beam coupling is entered light by last coupled lens
It is fine.
By taking the quasi-continuous solid state laser generallyd use as an example, the realization process of this " multiplexing " simulated light: light is introduced
Beam output light is horizontal polarization light (being P-polarized light for Amici prism), the output power of decaying and the control light beam of controller 3
And on/off state, but do not change the polarization state through light beam, target coupled lens are controlled by the module and finally can
Obtain the power of light beam.
In a preferred embodiment, light splitting control module is made of half-wave plate 4 and polarization splitting prism 5, half-wave plate 4
Preposition in polarization splitting prism 5, wherein 4 main cross section of half-wave plate and 45 ° of angles of horizontal direction journey, light beam pass through after it, polarize
Direction is rotated by 90 °, that is, P light is incident, and the outgoing of S light or S light are incident, the outgoing of P light.The characteristics of polarization splitting prism 5 is to divide
Light beam in smooth surface by different polarization states incidence separates.Usually P light is incident, and light beam will be completely through polarization splitting prism
5, it is propagated along incident light direction；Light beam will be split when S light incidence, and all reflection, light beam cannot be propagated by former direction in face, and one
As be designed as reflection 90 ° propagation.
In another preferred embodiment, light splitting control module be polarization splitting prism 5, i.e., half-wave plate 4 optical path it
Outside, then light beam will be with P-polarized light incident polarization Amici prism 5, all laser energies will transmit through polarization splitting prism 5, into
Enter next stage light splitting control module；If as the half-wave plate 4 in aforementioned embodiments is located among optical path, after half-wave plate 4,
Light beam polarization direction will be rotated by 90 °, and be become S polarized light and be incident on polarization splitting prism 5.Polarization splitting prism 5 is by all light
Beam energy reflection, into coupled lens (beam coupler 6).
In further preferred embodiment, this simulation radiant further includes half-wave plate mobile mechanism, for controlling half-wave plate
Move in and out, half-wave plate mobile mechanism includes mechano-electronic and control structure, it is to be understood that this half-wave plate mobile mechanism
Construction be those skilled in the art realize that this will not be repeated here according to industry experience.Several Beam Control modules and reflection
It arranges by certain way, the light splitting control module of arbitrary target number is collectively formed with half-wave plate mobile mechanism.It expands and passes through
The light beam centainly decayed is selected as needed by light splitting control module, directs the light beam into target coupled lens (light beam
Coupler 6) up, light beam coupling is entered optical fiber by last coupled lens, provides analog light source for device.
The present invention also provides a kind of laser systems, including above-mentioned high power laser system to simulate radiant.
The above shows and describes the basic principle, main features and advantages of the invention.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this
The principle of invention, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes
Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its
Equivalent thereof.
Claims (6)
1. a kind of high power laser system simulates radiant, which is characterized in that including laser, beam-expanding collimation device, decaying and control
Device, Beam Control guiding device and beam coupler processed, the Beam Control guiding device include the multistage point that same optical axis is set gradually
Photocontrol module and reflecting mirror, the light beam that the laser is launched successively pass through the beam-expanding collimation device, the decaying and control
Enter the beam coupler, Huo Zhesuo after at least one level light splitting control module in device processed, the multistage light splitting control module
The light beam that laser is launched is stated successively to control by the beam-expanding collimation device, the decaying and controller, the multistage light splitting
Enter the beam coupler after at least one level light splitting control module and the reflecting mirror in module.
2. high power laser system simulates radiant according to claim 1, which is characterized in that the light splitting control module is
Polarization splitting prism.
3. high power laser system simulates radiant according to claim 1, which is characterized in that the light splitting control module packet
The half-wave plate and polarization splitting prism of same optical axis setting are included, the half-wave plate is preposition in the polarization splitting prism, the half-wave
The main cross section of piece and horizontal direction are in 45 ° of angles.
4. the high power laser system according to Claims 2 or 3 simulates radiant, which is characterized in that the laser is attached most importance to
Frequently, continuously or the solid state laser or optical fiber laser of quasi-continuous operation.
5. high power laser system simulates radiant according to claim 3, which is characterized in that further include half-wave plate moving machine
Structure, for controlling moving in and out for the half-wave plate.
6. a kind of laser system, which is characterized in that including the high power laser light system as described in any one of claim 1 to 5
System simulation radiant.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810086712.8A CN110095843A (en) | 2018-01-30 | 2018-01-30 | A kind of high power laser system simulation radiant and laser system |
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| CN201810086712.8A CN110095843A (en) | 2018-01-30 | 2018-01-30 | A kind of high power laser system simulation radiant and laser system |
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| CN110095843A true CN110095843A (en) | 2019-08-06 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110686772A (en) * | 2019-11-08 | 2020-01-14 | 中国科学院长春光学精密机械与物理研究所 | Solar irradiance simulation light source based on laser |
| CN111237651A (en) * | 2020-01-17 | 2020-06-05 | 北京理工大学重庆创新中心 | Optical system integrating laser illumination and laser bird repelling |
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| CN204101821U (en) * | 2014-11-12 | 2015-01-14 | 核工业理化工程研究院 | A kind of high power laser light light splitting fiber device |
| CN105005149A (en) * | 2015-08-10 | 2015-10-28 | 武汉华工激光工程有限责任公司 | Apparatus for carrying out light splitting on linear polarization laser and marking control |
| CN206116859U (en) * | 2016-09-28 | 2017-04-19 | 大族激光科技产业集团股份有限公司 | Optic system of prison measure and regulate accuse laser beam split light beam |
| CN106654813A (en) * | 2016-12-30 | 2017-05-10 | 武汉光谷航天三江激光产业技术研究院有限公司 | Laser beam-splitting system and method |
| CN107544137A (en) * | 2017-08-23 | 2018-01-05 | 武汉锐科光纤激光技术股份有限公司 | High-capacity optical fiber laser Optic gate |
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Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2008156598A3 (en) * | 2007-06-18 | 2009-02-12 | Eastman Kodak Co | Laser diode emitter power concentration enhancement |
| CN201466466U (en) * | 2009-08-17 | 2010-05-12 | 长春师凯科技产业有限责任公司 | Laser polarization beam-combination conduction cooling optical fiber coupling module of high-power semiconductor |
| CN204101821U (en) * | 2014-11-12 | 2015-01-14 | 核工业理化工程研究院 | A kind of high power laser light light splitting fiber device |
| CN105005149A (en) * | 2015-08-10 | 2015-10-28 | 武汉华工激光工程有限责任公司 | Apparatus for carrying out light splitting on linear polarization laser and marking control |
| CN206116859U (en) * | 2016-09-28 | 2017-04-19 | 大族激光科技产业集团股份有限公司 | Optic system of prison measure and regulate accuse laser beam split light beam |
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| CN107544137A (en) * | 2017-08-23 | 2018-01-05 | 武汉锐科光纤激光技术股份有限公司 | High-capacity optical fiber laser Optic gate |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110686772A (en) * | 2019-11-08 | 2020-01-14 | 中国科学院长春光学精密机械与物理研究所 | Solar irradiance simulation light source based on laser |
| CN111237651A (en) * | 2020-01-17 | 2020-06-05 | 北京理工大学重庆创新中心 | Optical system integrating laser illumination and laser bird repelling |
| CN111237651B (en) * | 2020-01-17 | 2022-03-15 | 北京理工大学重庆创新中心 | Optical system integrating laser illumination and laser bird repelling |
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Application publication date: 20190806 |