CN104614815A - Fiber coupling type optical module of multi-single-tube semiconductor laser - Google Patents
Fiber coupling type optical module of multi-single-tube semiconductor laser Download PDFInfo
- Publication number
- CN104614815A CN104614815A CN201410766549.1A CN201410766549A CN104614815A CN 104614815 A CN104614815 A CN 104614815A CN 201410766549 A CN201410766549 A CN 201410766549A CN 104614815 A CN104614815 A CN 104614815A
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- Prior art keywords
- tube semiconductor
- semiconductor laser
- optical module
- tube
- mirror
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Classifications
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- 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
- G02B6/4201—Packages, e.g. shape, construction, internal or external details
- G02B6/4204—Packages, e.g. shape, construction, internal or external details the coupling comprising intermediate optical elements, e.g. lenses, holograms
-
- 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
- G02B6/4201—Packages, e.g. shape, construction, internal or external details
- G02B6/4204—Packages, e.g. shape, construction, internal or external details the coupling comprising intermediate optical elements, e.g. lenses, holograms
- G02B6/4214—Packages, e.g. shape, construction, internal or external details the coupling comprising intermediate optical elements, e.g. lenses, holograms the intermediate optical element having redirecting reflective means, e.g. mirrors, prisms for deflecting the radiation from horizontal to down- or upward direction toward a device
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Couplings Of Light Guides (AREA)
- Semiconductor Lasers (AREA)
Abstract
The invention provides a fiber coupling type optical module of a multi-single-tube semiconductor laser, and belongs to the field of optics. The fiber coupling type optical module of the multi-single-tube semiconductor laser comprises eight single-tube semiconductor lasers which are horizontally arranged; a corresponding laser beam deviating optical system is positioned in an optical path of each single-tube semiconductor laser, thus the corresponding single-tube semiconductor laser beam can be correspondingly shifted in the vertical direction and the horizontal direction, and as a result, the beams of a plurality of single-tube semiconductor lasers can be circularly uniformly arranged in the space and combined through a beam combining prism; the combined beam is focused through a fast-and-slow axis focus lamp combination and then enters a coupling lens, and therefore, a fiber coupling lens can be fully utilized.
Description
Technical field:
The invention discloses a kind of many single-tube semiconductor lasers fiber-coupled optical system, belong to optical field.
Background technology:
The shortcoming of the coupling mirror clear aperture space waste existed in many single-tube semiconductor lasers coupling fiber of current existence, the parallel beam of what the light beam that single-tube semiconductor laser in the past sends was formed before entering coupling mirror is one dimensional arrangement, occupies only the sub-fraction in the middle of coupling mirror clear aperture, cause the space waste of coupling mirror clear aperture, the present invention utilizes a series of laser beam displacement optical system to adjust light beam, make many laser beams of one dimensional arrangement, change into many laser beams of two-dimentional rounded arrangement, fully be filled with coupled lens, effectively make use of coupling mirror clear aperature space.
Summary of the invention:
In order to solve the shortcoming of coupling mirror clear aperture space waste in the current many single-tube semiconductor lasers coupling fiber existed, the present invention utilizes a series of laser beam displacement optical system to adjust light beam, make many laser beams of one dimensional arrangement, change into many laser beams of two-dimentional rounded arrangement, fully be filled with coupled lens, effectively make use of coupling mirror clear aperature space.
The basic ideas of many single-tube semiconductor lasers fiber-coupled optical system: the laser beam that multiple single-tube semiconductor laser sends is one dimensional arrangement, a series of laser beam displacement optical system is utilized to adjust light beam, make many laser beams of one dimensional arrangement, change into many laser beams of two-dimentional rounded arrangement, fully be filled with coupled lens, effectively make use of coupling mirror clear aperature space.
The present invention adopts following technical scheme:
Many single-tube semiconductor lasers fiber-coupled optical module, it is characterized in that: 8 single-tube semiconductor lasers are horizontal, corresponding laser beam displacement optical system is placed in the light path of each single-tube semiconductor laser, corresponding single tube semiconductor laser beam is made to have corresponding displacement at vertical direction and horizontal direction, thus make multiple single tube semiconductor laser beam rounded evenly distributed in space, realize closing bundle through beam cementing prism, again after the combination of fast and slow axis focus lamp realizes focusing, finally enter in coupling mirror, realize making full use of to fibre-coupled mirrors.
Provided by the present invention is many single-tube semiconductor lasers fiber-coupled optical module, which overcome the shortcoming of the coupling mirror clear aperture space waste existed in many single-tube semiconductor lasers coupling fiber, realize making full use of of coupling mirror clear aperture, thus minimum lens can be used to make the power being coupled into optical fiber maximum, or use the more single tube semiconductor laser of onesize Lens Coupling.
Accompanying drawing explanation
Fig. 1 is single-tube semiconductor laser fiber coupling module schematic top plan view.
Fig. 2 is reflecting prism schematic top plan view.
Fig. 3 is many single tube laser light beam arranged distribution schematic diagram after single-tube semiconductor laser fiber-coupled optical system.
In figure: No. 1-9 is catoptron, and No. 10 mirrors are light combination mirror.A-h is luminescence unit/single tube.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.
Comprehensive explanation, Fig. 1 is single-tube semiconductor laser fiber-coupled optical module, and Fig. 3 is many single tube laser light beam arranged distribution schematic diagram after single-tube semiconductor laser fiber-coupled optical system.
In scheme, multiple single-tube semiconductor laser, be positioned on optical system platform to the corresponding laser beam displacement optical system of each single-tube semiconductor laser and coupling mirror, after multiple laser beam displacement system call interception, make many single tubes semiconductor laser beam of one dimensional arrangement originally be two-dimensional circular arrangement, thus realize making full use of (as shown in Figure 3) of coupled lens.
Embodiment one
See Fig. 1 and Fig. 2, be following structure by Optical System Design, catoptron comprises No. 1-8 totally 8 pieces of catoptrons, wherein 1-4 catoptron is plane mirror, 5, No. 6 catoptrons are up-narrow and down-widely make the acclivitous slant reflection mirror of beam projecting angle, and 7, No. 8 catoptrons are the slant reflection mirror making beam projecting angle downward-sloping wide at the top and narrow at the bottom, and No. 9 prisms are reflecting prism, it is level crossing that its mirror surface structure is designed to center section, and all the other top and the bottom are reflecting prism.A-d in Fig. 1 realizes collimation through fast axis collimation mirror and slow axis collimating mirror, before light beam arrives light combination mirror, exiting parallel is realized through No. 9 prism mid-plane mirror parts after 1-4 common plane reflecting prism, form the arrangement mode shown in (1) in Fig. 3, e, f realizes collimation through fast axis collimation mirror and slow axis collimating mirror, before light beam arrives light combination mirror, through 5, No. 6 slant reflection prisms realize light angle reflection, after No. 9 reflecting prism reflections, form the arrangement mode shown in (2) in Fig. 3, g, h realizes collimation through fast axis collimation mirror and slow axis collimating mirror, before light beam arrives light combination mirror, through 7, No. 8 slant reflection prisms realize light angle reflection, after No. 9 reflecting prism reflections, form the arrangement mode shown in (3) in Fig. 3, finally realize the parallel beam (as shown in Figure 3) of plurality of rows, then realize closing bundle through No. 10 beam cementing prisms, after fast and slow axis focus lamp combination realization focuses on, be finally coupled in optical fiber coupling head.
Further, described beam cementing prism is polarization coupling prism, or wavelength coupling prism.
Further, described fast and slow axis focus lamp array mode is: the combination of selecting fast axle focus lamp and slow axis focus lamp, realizes the focusing respectively to the fast axle slow-axis direction of laser beam.
Adopt the mode of going forward one by one to describe in the present invention, the above reflecting prism to a kind of single-tube semiconductor laser provided by the present invention is described in detail, and above explanation just understands method of the present invention and core concept thereof for helping; Meanwhile, for one of ordinary skill in the art, according to thought of the present invention, all will change in specific embodiments and applications, in sum, this description should not be construed as limitation of the present invention.
Claims (6)
1. more than single-tube semiconductor laser fiber-coupled optical module, it is characterized in that: 8 single-tube semiconductor lasers are horizontal, corresponding laser beam displacement optical system is placed in the light path of each single-tube semiconductor laser, corresponding single tube semiconductor laser beam is made to have corresponding displacement at vertical direction and horizontal direction, thus make multiple single tube semiconductor laser beam rounded evenly distributed in space, realize closing bundle through beam cementing prism, again after the combination of fast and slow axis focus lamp realizes focusing, finally enter in coupling mirror, realize making full use of to fibre-coupled mirrors.
2. many single-tube semiconductor lasers fiber-coupled optical module according to claim 1, is characterized in that: the single tube quantity of single-tube semiconductor laser is one, or is no more than 100.
3. many single-tube semiconductor lasers fiber-coupled optical module according to claim 1, it is characterized in that: placing corresponding laser beam displacement optical system in the light path of each single-tube semiconductor laser is catoptron composition, or refracting telescope composition, or plane prism composition, or turn back penetrate prism composition.
4. many single-tube semiconductor lasers fiber-coupled optical module according to claim 1, it is characterized in that: the light beam that single-tube semiconductor laser sends uses fast axis collimation system, slow axis colimated light system collimates, or do not use, or use one of them to collimate.
5. many single-tube semiconductor lasers fiber-coupled optical module according to claim 1, is characterized in that: light combination mirror is polarization coupling mirror, or wavelength coupling mirror, or space light combination mirror.
6. many single-tube semiconductor lasers fiber-coupled optical module according to claim 1, is characterized in that: focus lamp is biconvex mirror, or meniscus lens, or planoconvex lens, or compound pier areal mirror.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410766549.1A CN104614815A (en) | 2014-12-11 | 2014-12-11 | Fiber coupling type optical module of multi-single-tube semiconductor laser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410766549.1A CN104614815A (en) | 2014-12-11 | 2014-12-11 | Fiber coupling type optical module of multi-single-tube semiconductor laser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104614815A true CN104614815A (en) | 2015-05-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410766549.1A Pending CN104614815A (en) | 2014-12-11 | 2014-12-11 | Fiber coupling type optical module of multi-single-tube semiconductor laser |
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| CN (1) | CN104614815A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105676378A (en) * | 2016-03-28 | 2016-06-15 | 北京工业大学 | Fiber coupling system |
| CN105929495A (en) * | 2016-07-11 | 2016-09-07 | 山西傲维光视光电科技有限公司 | Multi-fiber laser light source coupling system |
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| CN1651972A (en) * | 2005-02-07 | 2005-08-10 | 中国科学院光电技术研究所 | Method for realizing semiconductor laser beam shaping by off-axis total internal reflection prism array |
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| CN102401949A (en) * | 2011-12-02 | 2012-04-04 | 北京工业大学 | Optical fiber coupling module of platform-type turning and reflecting single-tube semiconductor laser |
| CN204347304U (en) * | 2014-12-11 | 2015-05-20 | 北京工业大学 | Many single-tube semiconductor lasers fiber-coupled optical module |
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2014
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| CN2499860Y (en) * | 2001-10-19 | 2002-07-10 | 武汉凌云光电科技有限责任公司 | Refraction method reshaper for linear light beam |
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| US20060274434A1 (en) * | 2005-06-07 | 2006-12-07 | Fuji Photo Film Co., Ltd. | Combined laser source having deflection member |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105676378A (en) * | 2016-03-28 | 2016-06-15 | 北京工业大学 | Fiber coupling system |
| CN105676378B (en) * | 2016-03-28 | 2018-02-09 | 北京工业大学 | A kind of fiber coupling system |
| CN105929495A (en) * | 2016-07-11 | 2016-09-07 | 山西傲维光视光电科技有限公司 | Multi-fiber laser light source coupling system |
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Application publication date: 20150513 |
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