JP5965099B2 - 光学装置およびその調整方法 - Google Patents
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- 230000003287 optical effect Effects 0.000 title claims description 125
- 238000000034 method Methods 0.000 title claims description 10
- 230000005540 biological transmission Effects 0.000 claims description 30
- 239000011295 pitch Substances 0.000 description 30
- 239000004973 liquid crystal related substance Substances 0.000 description 12
- 238000010586 diagram Methods 0.000 description 6
- 239000013307 optical fiber Substances 0.000 description 5
- 239000013078 crystal Substances 0.000 description 2
- 230000010287 polarization Effects 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 1
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/18—Diffraction gratings
-
- 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
- G02B6/28—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
- G02B6/293—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means
- G02B6/29304—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means operating by diffraction, e.g. grating
- G02B6/29305—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means operating by diffraction, e.g. grating as bulk element, i.e. free space arrangement external to a light guide
- G02B6/29311—Diffractive element operating in transmission
-
- 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
- G02B6/28—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
- G02B6/293—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means
- G02B6/29304—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means operating by diffraction, e.g. grating
- G02B6/29305—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means operating by diffraction, e.g. grating as bulk element, i.e. free space arrangement external to a light guide
- G02B6/29313—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means operating by diffraction, e.g. grating as bulk element, i.e. free space arrangement external to a light guide characterised by means for controlling the position or direction of light incident to or leaving the diffractive element, e.g. for varying the wavelength response
- G02B6/29314—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means operating by diffraction, e.g. grating as bulk element, i.e. free space arrangement external to a light guide characterised by means for controlling the position or direction of light incident to or leaving the diffractive element, e.g. for varying the wavelength response by moving or modifying the diffractive element, e.g. deforming
-
- 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
- G02B6/4215—Packages, e.g. shape, construction, internal or external details the coupling comprising intermediate optical elements, e.g. lenses, holograms the intermediate optical elements being wavelength selective optical elements, e.g. variable wavelength optical modules or wavelength lockers
-
- 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
- G02B6/35—Optical coupling means having switching means
- G02B6/351—Optical coupling means having switching means involving stationary waveguides with moving interposed optical elements
- G02B6/3512—Optical coupling means having switching means involving stationary waveguides with moving interposed optical elements the optical element being reflective, e.g. mirror
-
- 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
- G02B6/35—Optical coupling means having switching means
- G02B6/354—Switching arrangements, i.e. number of input/output ports and interconnection types
- G02B6/356—Switching arrangements, i.e. number of input/output ports and interconnection types in an optical cross-connect device, e.g. routing and switching aspects of interconnecting different paths propagating different wavelengths to (re)configure the various input and output links
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mechanical Light Control Or Optical Switches (AREA)
- Optical Couplings Of Light Guides (AREA)
- Spectrometry And Color Measurement (AREA)
- Diffracting Gratings Or Hologram Optical Elements (AREA)
Description
本発明の光学装置は、入力ポートに入力された光が到達する位置を所定軸が通り、かつ、入力ポートに入力された光の波長範囲のうち所定波長において透過型回折格子でのブラッグ条件が満たされるように、入力ポートから透過型回折格子への光入射角が設定され、集光光学系による所定波長の光の集光位置に、複数の光学素子のうち所定波長の光に対応する光学素子が配置されていることを特徴とする。
本発明の光学装置の調整方法は、上記の波長分岐部、集光光学系および光学素子アレイを用意し、入力ポートに入力された光が到達する位置を所定軸が通り、かつ、入力ポートに入力された光の波長範囲のうち所定波長において透過型回折格子でのブラッグ条件が満たされるように、入力ポートから透過型回折格子への光入射角を設定し、集光光学系による所定波長の光の集光位置に、複数の光学素子のうち所定波長の光に対応する光学素子を配置し、透過型回折格子を所定軸の周りに回動させて、所定波長以外の波長の光の集光位置の配列ピッチを調整することを特徴とする。
Claims (6)
- 複数個の透過型回折格子を含み、前記複数個の透過型回折格子のうち何れかの透過型回折格子が所定軸の周りに回動自在であり、入力ポートに入力された光を波長分岐して、前記所定軸に垂直で波長に応じた方向に各波長の光を出力する波長分岐部と、
前記波長分岐部により波長分岐されて出力された各波長の光を互いに異なる位置に集光する集光光学系と、
前記集光光学系により集光される各波長の光の集光位置に設けられた複数の光学素子を含む光学素子アレイと、
を用意し、
前記複数個の透過型回折格子のうち前記集光光学系から光路的に最も遠い位置にある透過型回折格子が前記所定軸の周りに回動自在とし、
前記入力ポートに入力された光が到達する位置を前記所定軸が通り、かつ、前記入力ポートに入力された光の波長範囲のうち所定波長において前記透過型回折格子でのブラッグ条件が満たされるように、前記入力ポートから前記透過型回折格子への光入射角を設定し、
前記集光光学系による前記所定波長の光の集光位置に、前記複数の光学素子のうち前記所定波長の光に対応する光学素子を配置し、
前記透過型回折格子を前記所定軸の周りに回動させて、前記所定波長以外の波長の光の集光位置の配列ピッチを調整する、
ことを特徴とする光学装置の調整方法。 - 前記複数個の透過型回折格子のうち前記集光光学系から光路的に最も近い位置にある透過型回折格子を前記所定軸の周りに回動させて、前記所定波長以外の波長の光の集光位置の配列ピッチを粗調整し、
前記複数個の透過型回折格子のうち前記集光光学系から光路的に最も遠い位置にある透過型回折格子を前記所定軸の周りに回動させて、前記所定波長以外の波長の光の集光位置の配列ピッチを微調整する、
ことを特徴とする請求項1に記載の光学装置の調整方法。 - 前記光学素子アレイが、各光学素子に到達した光を透過または反射させて出力ポートから出力させる、ことを特徴とする請求項1または2に記載の光学装置の調整方法。
- 前記光学素子アレイが、光の反射方向が可変のミラーを前記光学素子として含み、該ミラーに到達した光を反射させて前記集光光学系および前記波長分岐部を経て出力ポートから出力させる、ことを特徴とする請求項3に記載の光学装置の調整方法。
- 複数個の透過型回折格子を含み、前記複数個の透過型回折格子のうち何れかの透過型回折格子が所定軸の周りに回動自在であり、入力ポートに入力された光を波長分岐して、前記所定軸に垂直で波長に応じた方向に各波長の光を出力する波長分岐部と、
前記波長分岐部により波長分岐されて出力された各波長の光を互いに異なる位置に集光する集光光学系と、
前記集光光学系により集光される各波長の光の集光位置に設けられた複数の光学素子を含む光学素子アレイと、
を備え、
前記複数個の透過型回折格子のうち前記集光光学系から光路的に最も遠い位置にある透過型回折格子が前記所定軸の周りに回動自在であり、
前記入力ポートに入力された光が到達する位置を前記所定軸が通り、かつ、前記入力ポートに入力された光の波長範囲のうち所定波長において前記透過型回折格子でのブラッグ条件が満たされるように、前記入力ポートから前記透過型回折格子への光入射角が設定され、
前記集光光学系による前記所定波長の光の集光位置に、前記複数の光学素子のうち前記所定波長の光に対応する光学素子が配置されている、
ことを特徴とする光学装置。 - 前記複数個の透過型回折格子のうち前記集光光学系から光路的に最も近い位置にある透過型回折格子が前記所定軸の周りに回動自在である、ことを特徴とする請求項5に記載の光学装置。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010248254A JP5965099B2 (ja) | 2010-11-05 | 2010-11-05 | 光学装置およびその調整方法 |
CN201180053398.XA CN103201667B (zh) | 2010-11-05 | 2011-10-31 | 光学装置 |
PCT/JP2011/075100 WO2012060339A1 (ja) | 2010-11-05 | 2011-10-31 | 光学装置 |
US13/883,537 US20130235459A1 (en) | 2010-11-05 | 2011-10-31 | Optical device |
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JP2010248254A JP5965099B2 (ja) | 2010-11-05 | 2010-11-05 | 光学装置およびその調整方法 |
Publications (2)
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JP2012098651A JP2012098651A (ja) | 2012-05-24 |
JP5965099B2 true JP5965099B2 (ja) | 2016-08-03 |
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US (1) | US20130235459A1 (ja) |
JP (1) | JP5965099B2 (ja) |
CN (1) | CN103201667B (ja) |
WO (1) | WO2012060339A1 (ja) |
Families Citing this family (6)
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JP5945400B2 (ja) * | 2011-11-18 | 2016-07-05 | オリンパス株式会社 | 検出光学系および走査型顕微鏡 |
JP6045354B2 (ja) * | 2013-01-11 | 2016-12-14 | アルパイン株式会社 | 案内システム、サーバ、端末装置、案内方法およびプログラム |
JP6349980B2 (ja) * | 2014-06-05 | 2018-07-04 | 住友電気工業株式会社 | 波長選択スイッチ |
US9500827B2 (en) * | 2014-06-27 | 2016-11-22 | Intel Corporation | Apparatus, method and system for spectrometry with a displaceable waveguide structure |
KR102045476B1 (ko) * | 2018-06-28 | 2019-11-15 | 옵티시스 주식회사 | 광 커넥터 |
CN110553730B (zh) * | 2019-09-09 | 2021-10-19 | 京东方科技集团股份有限公司 | 光谱仪 |
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CN1610850B (zh) * | 2001-09-20 | 2010-04-28 | 卡佩拉光子学公司 | 用于波长交换和频谱监视应用的自由空间光系统 |
US6507685B1 (en) * | 2001-09-20 | 2003-01-14 | Capella Photonics, Inc. | Method and apparatus for servo-based spectral array alignment in optical systems |
JP4500720B2 (ja) * | 2005-03-29 | 2010-07-14 | 富士通株式会社 | 光スイッチ |
US8320038B2 (en) * | 2008-12-16 | 2012-11-27 | Silicon Light Machines Corporation | Method of fabricating an integrated device |
KR20100070217A (ko) * | 2008-12-17 | 2010-06-25 | 한국전자통신연구원 | 가변형 회절 격자 장치 |
CN101819323B (zh) * | 2010-05-17 | 2011-07-20 | 中国科学院长春光学精密机械与物理研究所 | 一种调整洛艾镜装置中洛艾镜与光栅基底垂直度的方法 |
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- 2010-11-05 JP JP2010248254A patent/JP5965099B2/ja active Active
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2011
- 2011-10-31 CN CN201180053398.XA patent/CN103201667B/zh active Active
- 2011-10-31 US US13/883,537 patent/US20130235459A1/en not_active Abandoned
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Publication number | Publication date |
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US20130235459A1 (en) | 2013-09-12 |
CN103201667A (zh) | 2013-07-10 |
CN103201667B (zh) | 2016-01-13 |
WO2012060339A1 (ja) | 2012-05-10 |
JP2012098651A (ja) | 2012-05-24 |
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