CN106773023A - It is a kind of for dynamic regulation laser beam size and the device of divergence - Google Patents
It is a kind of for dynamic regulation laser beam size and the device of divergence Download PDFInfo
- Publication number
- CN106773023A CN106773023A CN201710100523.7A CN201710100523A CN106773023A CN 106773023 A CN106773023 A CN 106773023A CN 201710100523 A CN201710100523 A CN 201710100523A CN 106773023 A CN106773023 A CN 106773023A
- Authority
- CN
- China
- Prior art keywords
- laser beam
- divergence
- adaptive optics
- dynamic regulation
- beam size
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000003044 adaptive effect Effects 0.000 claims abstract description 40
- 230000011514 reflex Effects 0.000 claims abstract description 16
- 230000001012 protector Effects 0.000 claims description 4
- 238000010521 absorption reaction Methods 0.000 claims description 2
- 230000003287 optical effect Effects 0.000 claims 1
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 201000009310 astigmatism Diseases 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
- G02B26/08—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
- G02B26/0816—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light by means of one or more reflecting elements
- G02B26/0833—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light by means of one or more reflecting elements the reflecting element being a micromechanical device, e.g. a MEMS mirror, DMD
- G02B26/0858—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light by means of one or more reflecting elements the reflecting element being a micromechanical device, e.g. a MEMS mirror, DMD the reflecting means being moved or deformed by piezoelectric means
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Radiation-Therapy Devices (AREA)
Abstract
The present invention is provided：It is a kind of for dynamic regulation laser beam size and the device of divergence, including adaptive optics and shell, a cavity is provided with shell, one end is provided with entrance port on shell, the other end is provided with reflex port, entrance port and reflex port are arranged above and below, two adaptive optics are arranged above and below and are separately mounted to the two ends of shell, and the entrance port, reflex port and adaptive optics are arranged as Z-shaped.It is beneficial in that：Can than in the past for greater flexibility control laser beam focus exact position and size, be less excited the limitation of the fixed propagation property of light beam.
Description
Technical field
The present invention relate to specifically refer to it is a kind of for dynamic regulation laser beam size and the device of divergence.
Background technology
At present, all kinds of lasers are widely used to the fields such as military, civilian and scientific research.However, due to most of
Laser（Particularly superpower laser）The pattern of generation is multimode, and its beam divergence angle is big, and the light intensity of beam center is not
The light intensity higher than beam edge is readily apparent that, the stability of light beam is also poor." aperture " is taken to limit modulus method, " soft-sided light
, though modeling method etc. can obtain fundamental transverse mode, but be greatly reduced the power of laser, efficiency is very low, and cutting effect is unsatisfactory for door screen ".
The content of the invention
The present invention is directed to problem above, there is provided a kind of for dynamic regulation laser beam size and the device of divergence.
Goal of the invention of the invention is realized by following scheme：It is a kind of for dynamic regulation laser beam size and divergence
Device, including adaptive optics and shell, are provided with a cavity in shell, one end is provided with entrance port, the other end on shell
Reflex port is provided with, entrance port and reflex port are arranged above and below, two adaptive optics are arranged above and below and are separately mounted to shell
Two ends, the entrance port, reflex port and adaptive optics are arranged as Z-shaped.
Further, an adaptive optics are concave mirror in described two adaptive optics, and another is certainly
Adaptive optics device is convex mirror.
Further, the opposite of entrance port is convex mirror, and the opposite of reflex port is concave mirror.
Further, adaptive optics are the speculum of adjustable RoC.
Further, an adaptive optics are the concave mirror that can adjust RoC in two adaptive optics, separately
One adaptive optics is the convex mirror of adjustable RoC.
Further, adaptive optics are provided with using Pneumatic pressure and/or make the piezo-electric device of minute surface deformation.
Further, it is additionally provided with absorption screen layer on the lateral surface of shell.
Further, off axis reflector mirror collimater, off axis reflector mirror collimater and adaptive optics device are additionally provided with shell
Part is connected.
Further, telescope protector is connected with the outside of entrance port.
Further, telescope protector is connected with the outside of reflex port.
The beneficial effects of the present invention are：Can than in the past for greater flexibility control laser beam focus exact position and chi
It is very little, less it is excited the limitation of the fixed propagation property of light beam.
Brief description of the drawings
Fig. 1 is structural representation of the invention.
Specific embodiment
Below in conjunction with specific embodiments and the drawings, the invention will be further described：
Referring to the drawings shown in 1, the present invention：It is a kind of for dynamic regulation laser beam size and the device of divergence, including self adaptation
A cavity is provided with optics 2,4 and shell 1, shell 1, one end is provided with entrance port 3 on shell 1, and the other end is provided with reflection
Mouthful, entrance port 3 and reflex port are arranged above and below, and two adaptive optics 2,4 are arranged above and below and are separately mounted to the two of shell 1
End, the entrance port 3, reflex port and adaptive optics 2,4 are arranged as Z-shaped.
It is a kind of for dynamic regulation laser beam size and the device of divergence, described two adaptive optics 2, in 4
One adaptive optics is concave mirror, and another adaptive optics is convex mirror.
It is a kind of for dynamic regulation laser beam size and the device of divergence, the opposite of entrance port 3 is convex mirror, reflex port
Opposite be concave mirror.
It is a kind of for dynamic regulation laser beam size and the device of divergence, adaptive optics 2,4 are adjustable RoC
Speculum.
It is a kind of for dynamic regulation laser beam size and the device of divergence, two adaptive optics 2, in 4
Adaptive optics are the concave mirror of adjustable RoC, and another adaptive optics is the convex mirror of adjustable RoC.
It is a kind of for dynamic regulation laser beam size and the device of divergence, adaptive optics 2,4 are provided with use
Pneumatic pressure and/or make the piezo-electric device of minute surface deformation.
It is a kind of for dynamic regulation laser beam size and the device of divergence, be additionally provided with absorbing screen on the lateral surface of shell 1
Cover layer.
It is a kind of for dynamic regulation laser beam size and the device of divergence, off axis reflector mirror collimation is additionally provided with shell 1
Device, off axis reflector mirror collimater is connected with adaptive optics 2,4.
It is a kind of for dynamic regulation laser beam size and the device of divergence, the outside of entrance port 3 is connected with telescope guarantor
Shield device.
It is a kind of for dynamic regulation laser beam size and the device of divergence, telescope protection is connected with the outside of reflex port
Device.
It is a kind of for dynamic regulation laser beam size and the device of divergence, the laser beam is irradiated to by shell
One adaptive optics back reflection is to second adaptive optics, then reflects shell.
It is a kind of for dynamic regulation laser beam size and the device of divergence, collimater is placed on appointing for laser framework
What, convex mirror first, extension light beam;Followed by concave mirror, with collimated light beam again, the distance between mirror is chosen so as to protect
The incidence angle on mirror is held less than 6 degree, to avoid the astigmatism under angle from camber reflection, but keeps collimator size reasonable.
Collimator size is the design parameter in model.
Although the present invention is shown and described by reference to preferred embodiment, ordinary skill
Personnel in the range of claims, can make form and details it is to be appreciated that the description of above-described embodiment can be not limited to
On various change.
Claims (10)
1. a kind of for dynamic regulation laser beam size and the device of divergence, including adaptive optics and shell, it is special
Levy and be：A cavity is provided with shell, one end is provided with entrance port on shell, the other end is provided with reflex port, entrance port and reflection
Mouthful be arranged above and below, two adaptive optics are arranged above and below and are separately mounted to the two ends of shell, the entrance port, reflex port and
Adaptive optics are arranged as Z-shaped.
2. according to claim 1 a kind of for dynamic regulation laser beam size and the device of divergence, it is characterised in that：
An adaptive optics are concave mirror in described two adaptive optics, and another adaptive optics is convex surface
Mirror.
3. according to claim 2 a kind of for dynamic regulation laser beam size and the device of divergence, it is characterised in that：
The opposite of entrance port is convex mirror, and the opposite of reflex port is concave mirror.
4. according to claim 1 a kind of for dynamic regulation laser beam size and the device of divergence, it is characterised in that：
Adaptive optics are the speculum of adjustable RoC.
5. according to claim 4 a kind of for dynamic regulation laser beam size and the device of divergence, it is characterised in that：
An adaptive optics are the concave mirror that can adjust RoC, another adaptive optical in described two adaptive optics
Learn the convex mirror that device is adjustable RoC.
6. according to claim 4 a kind of for dynamic regulation laser beam size and the device of divergence, it is characterised in that：
Adaptive optics are provided with using Pneumatic pressure and/or make the piezo-electric device of minute surface deformation.
7. according to claim 1 a kind of for dynamic regulation laser beam size and the device of divergence, it is characterised in that：
Absorption screen layer is additionally provided with the lateral surface of shell.
8. according to claim 1 a kind of for dynamic regulation laser beam size and the device of divergence, it is characterised in that：
Off axis reflector mirror collimater is additionally provided with shell, off axis reflector mirror collimater is connected with adaptive optics.
9. according to claim 1 a kind of for dynamic regulation laser beam size and the device of divergence, it is characterised in that：
Telescope protector is connected with the outside of entrance port.
10. according to claim 1 a kind of for dynamic regulation laser beam size and the device of divergence, its feature exists
In：Telescope protector is connected with the outside of reflex port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710100523.7A CN106773023A (en) | 2017-02-23 | 2017-02-23 | It is a kind of for dynamic regulation laser beam size and the device of divergence |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710100523.7A CN106773023A (en) | 2017-02-23 | 2017-02-23 | It is a kind of for dynamic regulation laser beam size and the device of divergence |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106773023A true CN106773023A (en) | 2017-05-31 |
Family
ID=58960107
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710100523.7A Pending CN106773023A (en) | 2017-02-23 | 2017-02-23 | It is a kind of for dynamic regulation laser beam size and the device of divergence |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106773023A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101694544A (en) * | 2009-10-21 | 2010-04-14 | 中国科学院上海光学精密机械研究所 | Device for improving focal spot power density of large-spot laser system |
| CN201503343U (en) * | 2009-09-23 | 2010-06-09 | 中国人民解放军63655部队 | Forced convection-type atmospheric turbulence simulator |
| CN202083856U (en) * | 2011-06-17 | 2011-12-21 | 京东方科技集团股份有限公司 | Laser repair device |
| WO2012052525A1 (en) * | 2010-10-23 | 2012-04-26 | Trumpf Werkzeugmaschinen Gmbh + Co. Kg | Device for the highly dynamic movement of the working point of a beam |
| CN203124969U (en) * | 2013-01-23 | 2013-08-14 | 刘茂珍 | Laser micro machining equipment based on adaptive optics |
| CN203140972U (en) * | 2013-02-04 | 2013-08-21 | 江苏大学 | Device for automatic zoom of laser cutting machine |
| CN103713389A (en) * | 2013-12-11 | 2014-04-09 | 深圳市大族激光科技股份有限公司 | Laser device and spot adjustment assembly thereof |
| CN204044064U (en) * | 2014-08-21 | 2014-12-24 | 华北电力大学（保定） | Detect office in oil based on terahertz time-domain spectroscopic technology and put the sample cell of failure gas |
| CN206470478U (en) * | 2017-02-23 | 2017-09-05 | 伯纳激光科技有限公司 | A kind of device for dynamic regulation laser beam size and divergence |
-
2017
- 2017-02-23 CN CN201710100523.7A patent/CN106773023A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201503343U (en) * | 2009-09-23 | 2010-06-09 | 中国人民解放军63655部队 | Forced convection-type atmospheric turbulence simulator |
| CN101694544A (en) * | 2009-10-21 | 2010-04-14 | 中国科学院上海光学精密机械研究所 | Device for improving focal spot power density of large-spot laser system |
| WO2012052525A1 (en) * | 2010-10-23 | 2012-04-26 | Trumpf Werkzeugmaschinen Gmbh + Co. Kg | Device for the highly dynamic movement of the working point of a beam |
| CN202083856U (en) * | 2011-06-17 | 2011-12-21 | 京东方科技集团股份有限公司 | Laser repair device |
| CN203124969U (en) * | 2013-01-23 | 2013-08-14 | 刘茂珍 | Laser micro machining equipment based on adaptive optics |
| CN203140972U (en) * | 2013-02-04 | 2013-08-21 | 江苏大学 | Device for automatic zoom of laser cutting machine |
| CN103713389A (en) * | 2013-12-11 | 2014-04-09 | 深圳市大族激光科技股份有限公司 | Laser device and spot adjustment assembly thereof |
| CN204044064U (en) * | 2014-08-21 | 2014-12-24 | 华北电力大学（保定） | Detect office in oil based on terahertz time-domain spectroscopic technology and put the sample cell of failure gas |
| CN206470478U (en) * | 2017-02-23 | 2017-09-05 | 伯纳激光科技有限公司 | A kind of device for dynamic regulation laser beam size and divergence |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103633557A (en) | Collimating and beam expanding device for semiconductor laser sources of laser radar | |
| ES2629987T3 (en) | Gas laser device | |
| US8031414B1 (en) | Single lens laser beam shaper | |
| CN104191089A (en) | Three-dimensional dynamic focusing marking system and method based on light beam output by laser device | |
| CN206470478U (en) | A kind of device for dynamic regulation laser beam size and divergence | |
| CN104020566B (en) | Two-dimensional large-scale laser beam array duty ratio adjusting device | |
| CN108506893A (en) | A kind of Method of Adjustment of collimation formula solar simulator optical system | |
| CN204966954U (en) | High -power optic fibre coupled laser | |
| US11520173B2 (en) | Transmission type adaptive optical system | |
| CN106773023A (en) | It is a kind of for dynamic regulation laser beam size and the device of divergence | |
| CN113419340A (en) | Free-form surface construction method for laser beam shaping | |
| CN110542892A (en) | Laser transmitting antenna | |
| Ding et al. | Designing compact and ultra-efficient illumination lenses with prescribed irradiance properties for extended light sources | |
| CN204178041U (en) | Variable power expander lens | |
| US20020135831A1 (en) | Anamorphic optical collimator for laser diode | |
| US6661582B1 (en) | Optical transmitter and anamorphic lens therefor | |
| CN207199997U (en) | A kind of laser closes beam system | |
| CN206920706U (en) | A kind of device of dynamic regulation laser | |
| CN207051590U (en) | Laser beam expander and unmanned plane laser snipe system | |
| CN105119138A (en) | Large-power fiber coupled laser | |
| WO2015075551A3 (en) | System and method for correcting the focus of a laser beam | |
| CN110018565B (en) | Method and device for improving focusing capacity of ultrafast laser beam | |
| JP2006258964A (en) | Optical module, optical communication system, electronic equipment | |
| JP3254939B2 (en) | Optical device for optical communication | |
| CN216901167U (en) | Semiconductor laser collimation light path |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170531 |
|
| RJ01 | Rejection of invention patent application after publication |