JP2013011834A - コリメータおよびコリメータ付き光アイソレータ - Google Patents
コリメータおよびコリメータ付き光アイソレータ Download PDFInfo
- Publication number
- JP2013011834A JP2013011834A JP2011156104A JP2011156104A JP2013011834A JP 2013011834 A JP2013011834 A JP 2013011834A JP 2011156104 A JP2011156104 A JP 2011156104A JP 2011156104 A JP2011156104 A JP 2011156104A JP 2013011834 A JP2013011834 A JP 2013011834A
- Authority
- JP
- Japan
- Prior art keywords
- optical
- collimator
- fiber
- light
- optical isolator
- 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.)
- Granted
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Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/09—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on magneto-optical elements, e.g. exhibiting Faraday effect
- G02F1/093—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on magneto-optical elements, e.g. exhibiting Faraday effect used as non-reciprocal devices, e.g. optical isolators, circulators
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K1/00—Soldering, e.g. brazing, or unsoldering
- B23K1/005—Soldering by means of radiant energy
- B23K1/0056—Soldering by means of radiant energy soldering by means of beams, e.g. lasers, E.B.
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/02—Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
- B23K26/06—Shaping the laser beam, e.g. by masks or multi-focusing
- B23K26/064—Shaping the laser beam, e.g. by masks or multi-focusing by means of optical elements, e.g. lenses, mirrors or prisms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/02—Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
- B23K26/06—Shaping the laser beam, e.g. by masks or multi-focusing
- B23K26/064—Shaping the laser beam, e.g. by masks or multi-focusing by means of optical elements, e.g. lenses, mirrors or prisms
- B23K26/0648—Shaping the laser beam, e.g. by masks or multi-focusing by means of optical elements, e.g. lenses, mirrors or prisms comprising lenses
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/08—Devices involving relative movement between laser beam and workpiece
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/20—Bonding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/20—Bonding
- B23K26/21—Bonding by welding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/36—Removing material
- B23K26/38—Removing material by boring or cutting
-
- 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
- G02B6/26—Optical coupling means
- G02B6/27—Optical coupling means with polarisation selective and adjusting means
- G02B6/2746—Optical coupling means with polarisation selective and adjusting means comprising non-reciprocal devices, e.g. isolators, FRM, circulators, quasi-isolators
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Plasma & Fusion (AREA)
- Nonlinear Science (AREA)
- General Physics & Mathematics (AREA)
- Power Engineering (AREA)
- Optical Couplings Of Light Guides (AREA)
- Laser Beam Processing (AREA)
Abstract
【解決手段】レーザー被加工物15からの戻り光ビーム17,18をファイバ22,23で受光して、入射光系統から孤立させ、コリメータ、光アイソレータ、レーザー発信器1から分離して離れた場所に導き、高温に耐えるセラミックスなど安全にエネルギーに変換し、空気あるいは水で冷却することによって熱放散する。
【選択図】図1
Description
2:伝送ファイバー
3:伝送ファイバー先端
4:ファイバー射出後レンズに向かい進行する光
5:第1のレンズ
6:第1の楔型偏光子
7:第1の楔型偏光子と第2の偏光子の間の一方の偏光成分の光ビーム
8:第1の楔型偏光子と第2の偏光子の間の他方の偏光成分の光ビーム
9:ファラデー物体
10:マグネット
11:第2の偏光子
13:光ビーム合成分離用複屈折結晶平板
14:第2のレンズ
15:被加工物
16:比加工物体上の集光点
17:一方の戻り光ビーム
18:他方の戻り光ビーム
19:一方の戻り光受光ファイバーの端点
20:他方の戻り光受光ファイバーの端点
21:フェルールあるいはV溝などのファイバーの保持体
22:一方の戻り光受光ファイバー
23:他方の戻り光受光ファイバー
25:一方を閉じステンレス管
26:ファイバーのコア
27:ファイバーのクラッド
28:光透過断面積拡大部
29:光アイソレータホルダー
30:コリメータ位置、角度ならびに回転調整用ネジ
31:プラグ
32:コリメータホルダー
33:コリメータホルダー保持具
Claims (6)
- 三本の光伝送用ファイバーの先端を一平面に等間隔に並べたものと一個のレンズを構成部品として有し、中心の第一の光ファイバーの先端をレンズの光軸上の焦点に配置し、他の第二および第三の二本のファイバーの先端の属す平面をレンズの光軸に垂直で焦点を含む面に配置し、ファイバーとレンズで同じ角度で並ぶ平行光を作るように構成した光コリメータ。
- 三本の光伝送用ファイバーを三本の穴を開けた一個のセラミックフェルールまたはガラスフェルールまたは金属フェルールで固定するか、あるいは三個のV溝を掘った一個のセラミック板、またはガラス板または金属板に固定した請求項1の光コリメータ。
- 第一のファイバーとレンズで作る入射並行光ビームに対し、入射光とは角度を持ち、入射光ビームに関して軸対称に180度の関係にある二本の戻り光ビームとなる光アイソレータを請求項1あるいは請求項2の光コリメータと組合せ、光アイソレータからの戻り光ビームを第二および第三の光ファイバーで受光する光コリメータおよび光アイソレータの組合せ。
- コリメータと光アイソレータは入射ビーム位置を調節し戻り光ビームを受光するように調節したのち溶接で固定したものであるかあるいはねじなどで半固定したもの。
- 第2および第3のファイバーから取り出した光はコリメータ外に導いた後に熱に変換して放散するような請求項3あるいは4の光アイソレータ付きコリメータ。
- 請求項1および2の光ファイバーは第二および第三の光ファイバー先端の受光部面積が第一のファイバーの先端の光射出部面積と比べて同じかまたは大きいもの
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011156104A JP5643936B2 (ja) | 2011-06-29 | 2011-06-29 | コリメータおよびコリメータ付き光アイソレータ |
CN201280032564.2A CN103765267B (zh) | 2011-06-29 | 2012-06-29 | 准直仪及带准直仪的光隔离器 |
PCT/JP2012/066811 WO2013002402A1 (ja) | 2011-06-29 | 2012-06-29 | コリメータおよびコリメータ付き光アイソレータ |
EP12804964.0A EP2728390A4 (en) | 2011-06-29 | 2012-06-29 | COLLIMATOR AND OPTICAL ISOLATOR WITH COLLIMATOR |
US14/129,986 US9557586B2 (en) | 2011-06-29 | 2012-06-29 | Collimator and optical isolator with collimator |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011156104A JP5643936B2 (ja) | 2011-06-29 | 2011-06-29 | コリメータおよびコリメータ付き光アイソレータ |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2013011834A true JP2013011834A (ja) | 2013-01-17 |
JP2013011834A5 JP2013011834A5 (ja) | 2014-05-29 |
JP5643936B2 JP5643936B2 (ja) | 2014-12-24 |
Family
ID=47424287
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2011156104A Expired - Fee Related JP5643936B2 (ja) | 2011-06-29 | 2011-06-29 | コリメータおよびコリメータ付き光アイソレータ |
Country Status (5)
Country | Link |
---|---|
US (1) | US9557586B2 (ja) |
EP (1) | EP2728390A4 (ja) |
JP (1) | JP5643936B2 (ja) |
CN (1) | CN103765267B (ja) |
WO (1) | WO2013002402A1 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105549217A (zh) * | 2015-12-21 | 2016-05-04 | 河北汉光重工有限责任公司 | 一种激光转台反射镜调整方法 |
JP2016109743A (ja) * | 2014-12-02 | 2016-06-20 | 信越化学工業株式会社 | 1μm帯光アイソレータ |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9170440B2 (en) * | 2008-07-01 | 2015-10-27 | Duke University | Polymer optical isolator |
DE102011003686A1 (de) * | 2011-02-07 | 2012-08-09 | Trumpf Laser- Und Systemtechnik Gmbh | Laserbearbeitungsvorrichtung |
CN103487891B (zh) * | 2013-09-23 | 2015-12-23 | 深圳市创鑫激光股份有限公司 | 百瓦级在线型隔离器 |
US9784899B2 (en) * | 2015-06-01 | 2017-10-10 | U-Technology Co., Ltd. | LED illumination apparatus |
US10180545B2 (en) * | 2016-03-17 | 2019-01-15 | Applied Optoelectronics, Inc. | Alignment correction for optical isolator in a coaxial transmitter optical subassembly (TOSA) |
WO2018013709A1 (en) * | 2016-07-13 | 2018-01-18 | Micatu Inc. | An integrated polarizing and analyzing optical fiber collimator device and methods of use thereof |
CN106207725A (zh) * | 2016-09-26 | 2016-12-07 | 中国工程物理研究院应用电子学研究所 | 一种基于掺镱光纤的1030nm激光放大器 |
CN108153003B (zh) * | 2018-01-11 | 2021-08-10 | 广东三石园科技有限公司 | 光电子器件 |
CN108705192B (zh) * | 2018-04-12 | 2023-02-24 | 大族激光科技产业集团股份有限公司 | 一种激光系统的防回反光装置 |
KR102559098B1 (ko) * | 2018-07-11 | 2023-07-25 | 한국전자통신연구원 | 광송신 모듈 |
US11428914B1 (en) | 2018-12-20 | 2022-08-30 | Electro-Optics Technology, Inc. | Small, high power optical isolator |
CN110187432B (zh) * | 2019-04-30 | 2020-11-03 | 上海大学 | 一种有源微晶光纤的制备方法及装置 |
CN112872629B (zh) * | 2021-01-18 | 2022-07-01 | 星控激光科技(上海)有限公司 | 一种基于超快激光脉冲序列的四光楔旋切钻孔方法及系统 |
CN115032745A (zh) * | 2022-08-15 | 2022-09-09 | 光越科技(深圳)有限公司 | 一种在线式光隔离器 |
US20240181536A1 (en) * | 2022-12-01 | 2024-06-06 | Vulcanforms Inc. | Method and apparatus for offsetting reflected light energy in additive manufacturing system |
Citations (4)
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JPH0268515A (ja) * | 1988-07-21 | 1990-03-08 | Hewlett Packard Co <Hp> | 光学非相反装置 |
JPH1172747A (ja) * | 1997-04-07 | 1999-03-16 | Jds Fitel Inc | 光サーキュレータ |
JP2000039590A (ja) * | 1998-07-23 | 2000-02-08 | Fuji Elelctrochem Co Ltd | 反射型光サーキュレータ |
JP2001094205A (ja) * | 1999-09-20 | 2001-04-06 | Sumitomo Electric Ind Ltd | 発光デバイス、信号光を発生する方法、信号光を送出する方法、光通信システム、並びにアイソレーション値を決定する方法 |
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2011
- 2011-06-29 JP JP2011156104A patent/JP5643936B2/ja not_active Expired - Fee Related
-
2012
- 2012-06-29 US US14/129,986 patent/US9557586B2/en active Active
- 2012-06-29 CN CN201280032564.2A patent/CN103765267B/zh not_active Expired - Fee Related
- 2012-06-29 EP EP12804964.0A patent/EP2728390A4/en not_active Withdrawn
- 2012-06-29 WO PCT/JP2012/066811 patent/WO2013002402A1/ja active Application Filing
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JPH0268515A (ja) * | 1988-07-21 | 1990-03-08 | Hewlett Packard Co <Hp> | 光学非相反装置 |
JPH1172747A (ja) * | 1997-04-07 | 1999-03-16 | Jds Fitel Inc | 光サーキュレータ |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2016109743A (ja) * | 2014-12-02 | 2016-06-20 | 信越化学工業株式会社 | 1μm帯光アイソレータ |
CN105549217A (zh) * | 2015-12-21 | 2016-05-04 | 河北汉光重工有限责任公司 | 一种激光转台反射镜调整方法 |
Also Published As
Publication number | Publication date |
---|---|
CN103765267B (zh) | 2017-01-25 |
WO2013002402A1 (ja) | 2013-01-03 |
JP5643936B2 (ja) | 2014-12-24 |
EP2728390A1 (en) | 2014-05-07 |
EP2728390A4 (en) | 2015-07-29 |
CN103765267A (zh) | 2014-04-30 |
US20140300962A1 (en) | 2014-10-09 |
US9557586B2 (en) | 2017-01-31 |
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