JP5943209B2 - 光ファイバ装置 - Google Patents
光ファイバ装置 Download PDFInfo
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- JP5943209B2 JP5943209B2 JP2013188179A JP2013188179A JP5943209B2 JP 5943209 B2 JP5943209 B2 JP 5943209B2 JP 2013188179 A JP2013188179 A JP 2013188179A JP 2013188179 A JP2013188179 A JP 2013188179A JP 5943209 B2 JP5943209 B2 JP 5943209B2
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- Prior art keywords
- optical fiber
- core
- width dimension
- incident
- laser light
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- 239000000835 fiber Substances 0.000 title claims description 29
- 239000013307 optical fiber Substances 0.000 claims description 105
- 230000003287 optical effect Effects 0.000 claims description 42
- 238000000926 separation method Methods 0.000 claims description 6
- 238000003780 insertion Methods 0.000 description 5
- 230000037431 insertion Effects 0.000 description 5
- 239000004065 semiconductor Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- 238000005253 cladding Methods 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000001747 pupil Anatomy 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
Images
Classifications
-
- 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
- G02B6/4292—Coupling light guides with opto-electronic elements the light guide being disconnectable from the opto-electronic element, e.g. mutually self aligning arrangements
-
- 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
-
- 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
- G02B6/32—Optical coupling means having lens focusing means positioned between opposed fibre ends
-
- 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
-
- 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
- G02B6/4206—Optical features
-
- 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
-
- 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
- G02B6/4219—Mechanical fixtures for holding or positioning the elements relative to each other in the couplings; Alignment methods for the elements, e.g. measuring or observing methods especially used therefor
- G02B6/4236—Fixing or mounting methods of the aligned elements
- G02B6/424—Mounting of the optical light guide
-
- 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
- G02B6/43—Arrangements comprising a plurality of opto-electronic elements and associated optical interconnections
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S5/00—Semiconductor lasers
- H01S5/40—Arrangement of two or more semiconductor lasers, not provided for in groups H01S5/02 - H01S5/30
- H01S5/4012—Beam combining, e.g. by the use of fibres, gratings, polarisers, prisms
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S5/00—Semiconductor lasers
- H01S5/02—Structural details or components not essential to laser action
- H01S5/022—Mountings; Housings
- H01S5/0225—Out-coupling of light
- H01S5/02251—Out-coupling of light using optical fibres
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Electromagnetism (AREA)
- Optical Couplings Of Light Guides (AREA)
- Semiconductor Lasers (AREA)
Description
W1≧W2+2W3×tan(θ1/2)
を満たす、という構成でもよい。
W1≧W2+2W3×tan(θ2/2)
を満たす、という構成でもよい。
W1≧W2+2W3×tan(θ1/2) …(式1)
W1≧W2+2W3×tan(θ2/2) …(式2)
Claims (2)
- レーザ光を伝送するコアを中心部分に有する光ファイバ部と、
前記光ファイバ部の入射側の端部を接続するファイバ接続部と、を備え、
前記ファイバ接続部は、前記コアに入射するレーザ光が内部を通るために、中空状に形成されるレーザ光路部を備え、
前記レーザ光路部は、内幅寸法が前記コアの外幅寸法よりも小さく形成される絞り部と、下流側の端部に配置され、前記光ファイバ部の入射側の端面における前記コアよりも外側部分と当接するために、内幅寸法が前記コアの外幅寸法よりも大きく形成される当接部と、を備える、光ファイバ装置であって、
入射されたレーザ光を前記レーザ光路部に向けて集光して出射する光学系をさらに備え、
前記コアの外幅寸法がW1であり、前記絞り部の内幅寸法がW2であり、前記光ファイバ部の入射側の端面と前記絞り部との離間距離がW3であり、前記光学系の開口角がθ1であるときに、
W1≧W2+2W3×tan(θ1/2)
を満たす、光ファイバ装置。 - レーザ光を伝送するコアを中心部分に有する光ファイバ部と、
前記光ファイバ部の入射側の端部を接続するファイバ接続部と、を備え、
前記ファイバ接続部は、前記コアに入射するレーザ光が内部を通るために、中空状に形成されるレーザ光路部を備え、
前記レーザ光路部は、内幅寸法が前記コアの外幅寸法よりも小さく形成される絞り部と、下流側の端部に配置され、前記光ファイバ部の入射側の端面における前記コアよりも外側部分と当接するために、内幅寸法が前記コアの外幅寸法よりも大きく形成される当接部と、を備える、光ファイバ装置であって、
前記コアの外幅寸法がW1であり、前記絞り部の内幅寸法がW2であり、前記光ファイバ部の入射側の端面と前記絞り部との離間距離がW3であり、前記コア内へ入射する最大円錐状レーザ光の頂点の角度がθ2であるときに、
W1≧W2+2W3×tan(θ2/2)
を満たす、光ファイバ装置。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013188179A JP5943209B2 (ja) | 2013-09-11 | 2013-09-11 | 光ファイバ装置 |
US14/917,425 US20160223767A1 (en) | 2013-09-11 | 2014-07-24 | Optical fiber device |
PCT/JP2014/069575 WO2015037337A1 (ja) | 2013-09-11 | 2014-07-24 | 光ファイバ装置 |
CN201480050207.8A CN105793751B (zh) | 2013-09-11 | 2014-07-24 | 光纤装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013188179A JP5943209B2 (ja) | 2013-09-11 | 2013-09-11 | 光ファイバ装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2015055714A JP2015055714A (ja) | 2015-03-23 |
JP5943209B2 true JP5943209B2 (ja) | 2016-06-29 |
Family
ID=52665459
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2013188179A Active JP5943209B2 (ja) | 2013-09-11 | 2013-09-11 | 光ファイバ装置 |
Country Status (4)
Country | Link |
---|---|
US (1) | US20160223767A1 (ja) |
JP (1) | JP5943209B2 (ja) |
CN (1) | CN105793751B (ja) |
WO (1) | WO2015037337A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPWO2020196626A1 (ja) * | 2019-03-28 | 2020-10-01 |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113534372A (zh) * | 2021-06-24 | 2021-10-22 | 中国科学院合肥物质科学研究院 | 应用于激光光斑取样的金属加持光纤单元及高反射率靶板 |
CN115166906A (zh) * | 2022-09-05 | 2022-10-11 | 度亘激光技术(苏州)有限公司 | 光学模块 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH037905A (ja) * | 1989-06-05 | 1991-01-16 | Matsushita Electric Ind Co Ltd | 光コネクタ |
JPH05113525A (ja) * | 1991-10-21 | 1993-05-07 | Omron Corp | 光結合ユニツトおよびそれを用いたフアイバ光電センサ |
JPH0792348A (ja) * | 1993-09-21 | 1995-04-07 | Toshiba Corp | 光ファイバーへのレーザ光入射装置 |
CN1156510A (zh) * | 1994-06-29 | 1997-08-06 | 英国电讯公司 | 组装式光学装置 |
JP2001025889A (ja) * | 1999-07-15 | 2001-01-30 | Amada Eng Center Co Ltd | レーザ光出射装置 |
JP2002182073A (ja) * | 2000-12-11 | 2002-06-26 | Nippon Sheet Glass Co Ltd | 光源−光ファイバ結合器 |
CN1181369C (zh) * | 2002-08-26 | 2004-12-22 | 中国科学院半导体研究所 | 半导体激光器v形槽固定光纤同轴器件 |
JP2007017580A (ja) * | 2005-07-06 | 2007-01-25 | Fujinon Corp | 光モジュール |
GB2431729A (en) * | 2005-10-29 | 2007-05-02 | Gsi Group Ltd | Optical fibre coupling structure with wedge shaped end |
US9169979B2 (en) * | 2008-10-20 | 2015-10-27 | Omron Corporation | Light projector and sensor |
CN201845110U (zh) * | 2010-10-26 | 2011-05-25 | 武汉高晟知光科技有限公司 | 一种传输高功率激光的光纤端部结构 |
JP2013080069A (ja) * | 2011-10-04 | 2013-05-02 | Sumitomo Electric Ind Ltd | 光学部材 |
-
2013
- 2013-09-11 JP JP2013188179A patent/JP5943209B2/ja active Active
-
2014
- 2014-07-24 CN CN201480050207.8A patent/CN105793751B/zh active Active
- 2014-07-24 WO PCT/JP2014/069575 patent/WO2015037337A1/ja active Application Filing
- 2014-07-24 US US14/917,425 patent/US20160223767A1/en not_active Abandoned
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPWO2020196626A1 (ja) * | 2019-03-28 | 2020-10-01 | ||
JP7516351B2 (ja) | 2019-03-28 | 2024-07-16 | 古河電気工業株式会社 | 光学部品および半導体レーザモジュール |
Also Published As
Publication number | Publication date |
---|---|
JP2015055714A (ja) | 2015-03-23 |
CN105793751B (zh) | 2017-08-08 |
US20160223767A1 (en) | 2016-08-04 |
CN105793751A (zh) | 2016-07-20 |
WO2015037337A1 (ja) | 2015-03-19 |
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