JP4811020B2 - 空間光変調素子及び空間光変調方法 - Google Patents
空間光変調素子及び空間光変調方法 Download PDFInfo
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- JP4811020B2 JP4811020B2 JP2005515972A JP2005515972A JP4811020B2 JP 4811020 B2 JP4811020 B2 JP 4811020B2 JP 2005515972 A JP2005515972 A JP 2005515972A JP 2005515972 A JP2005515972 A JP 2005515972A JP 4811020 B2 JP4811020 B2 JP 4811020B2
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- 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
- G02F1/0126—Opto-optical modulation, i.e. control of one light beam by another light beam, not otherwise provided for in this subclass
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y20/00—Nanooptics, e.g. quantum optics or photonic crystals
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- 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
- G02F1/011—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 in optical waveguides, not otherwise provided for in this subclass
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- 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
- G02F1/29—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 position or the direction of light beams, i.e. deflection
- G02F1/293—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 position or the direction of light beams, i.e. deflection by another light beam, i.e. opto-optical deflection
-
- 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
- G02F1/29—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 position or the direction of light beams, i.e. deflection
- G02F1/31—Digital deflection, i.e. optical switching
- G02F1/315—Digital deflection, i.e. optical switching based on the use of controlled internal reflection
-
- 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
- G02F1/35—Non-linear optics
- G02F1/355—Non-linear optics characterised by the materials used
-
- 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
- G02F2202/00—Materials and properties
- G02F2202/13—Materials and properties photorefractive
-
- 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
- G02F2202/00—Materials and properties
- G02F2202/36—Micro- or nanomaterials
-
- 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
- G02F2203/00—Function characteristic
- G02F2203/12—Function characteristic spatial light modulator
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Optics & Photonics (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Nanotechnology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biophysics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
- Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
Description
含フッ素脂肪族環構造を有する重合体は、主鎖に環構造を有する重合体が好適であるが、環構造を有する繰り返し単位を20モル%以上、好ましくは40モル%以上含有するものが透明性、機械的特性等の面から好ましい。
光機能性材料層3の厚さが前記範囲であれば、被変調光5の変調が良好に行われ、充分な耐久性を得ることができ、長寿命の空間光変調素子1を得ることができる。
次に、この空間光変調素子1における光変調動作特性を説明する。
他の形態としては、プリズムに代えて回折格子を用いて空間光変調素子を構成した例が挙げられる。
Claims (11)
- 誘電体層と、光照射によって複素屈折率が変化する光機能性材料を含む光機能性材料層との間に、前記誘電体より低屈折率である透明な含フッ素樹脂材料から形成した低屈折率層が介在してなり、
前記光機能性材料層は、前記低屈折率層を形成する含フッ素樹脂材料と同じ含フッ素樹脂材料中に、光機能性材料としてカーボンナノチューブを分散させた層であり、
前記誘電体を通して入射される被変調光の前記誘電体と前記低屈折率層との界面における反射率が、前記光機能性材料に前記誘電体の反対側からフェムト秒レーザー光からなるパルス状の変調駆動光が照射されたときに、前記誘電体層と低屈折率層誘電体層との界面から、低屈折率層、光機能性材料層までの間で定在波が導波モードとして生成する結果、前記変調駆動光を照射しないときの前記反射率と比較して急落するように構成されていることを特徴とする空間光変調素子。 - 前記低屈折率層を形成する透明な含フッ素樹脂材料が、C−H結合を有しない非結晶性の含フッ素重合体である請求項1に記載の空間光変調素子。
- 前記低屈折率層を形成する透明な含フッ素樹脂材料が、主鎖に含フッ素脂肪族環構造を有する含フッ素重合体である請求項2に記載の空間光変調素子。
- カーボンナノチューブがシングルウォール・カーボンナノチューブである請求項1〜3のいずれか一項に記載の空間光変調素子。
- 前記誘電体層が、透明材料から形成した層である請求項1〜4のいずれか一項に記載の空間光変調素子。
- 前記誘電体層が、光学ガラス、石英ガラスおよびポリカーボネートのいずれかである請求項5に記載の空間光変調素子。
- 誘電体層と、光照射によって複素屈折率が変化する光機能性材料を含む光機能性材料層との間に、前記誘電体より低屈折率である透明な含フッ素樹脂材料から形成した低屈折率層を介在してなり、前記光機能性材料層は、前記低屈折率層を形成する含フッ素樹脂材料と同じ含フッ素樹脂材料中に、光機能性材料としてカーボンナノチューブを分散させた層である空間光変調素子を用い、
前記誘電体を通して入射される被変調光の前記誘電体と前記低屈折率層との界面における反射率を、前記光機能性材料に、前記誘電体の反対側からフェムト秒レーザー光からなるパルス状の変調駆動光を照射したときに、前記誘電体層と低屈折率層誘電体層との界面から、低屈折率層、光機能性材料層までの間で定在波を導波モードとして生成させる結果、前記変調駆動光を照射しないときの前記反射率と比較して急落させることを特徴とする空間光変調方法。 - 前記低屈折率層を形成する透明な含フッ素樹脂材料が、C−H結合を有しない非結晶性の含フッ素重合体である請求項7に記載の空間光変調方法。
- 前記低屈折率層を形成する透明な含フッ素樹脂材料が、主鎖に含フッ素脂肪族環構造を有する含フッ素重合体である請求項8に記載の空間光変調方法。
- 前記誘電体層が、透明材料から形成した層である請求項7〜9のいずれか一項に記載の空間光変調方法。
- 前記誘電体層が、光学ガラス、石英ガラスおよびポリカーボネートのいずれかである請求項10に記載の空間光変調方法。
Priority Applications (1)
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JP2005515972A JP4811020B2 (ja) | 2003-12-03 | 2004-12-02 | 空間光変調素子及び空間光変調方法 |
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JP2003404280 | 2003-12-03 | ||
JP2003404280 | 2003-12-03 | ||
JP2005515972A JP4811020B2 (ja) | 2003-12-03 | 2004-12-02 | 空間光変調素子及び空間光変調方法 |
PCT/JP2004/017964 WO2005054934A1 (ja) | 2003-12-03 | 2004-12-02 | 空間光変調素子及び空間光変調方法 |
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JPWO2005054934A1 JPWO2005054934A1 (ja) | 2007-12-06 |
JP4811020B2 true JP4811020B2 (ja) | 2011-11-09 |
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Country Status (7)
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US (1) | US7151625B2 (ja) |
EP (1) | EP1691233B1 (ja) |
JP (1) | JP4811020B2 (ja) |
KR (1) | KR101107528B1 (ja) |
CN (1) | CN100434973C (ja) |
TW (1) | TW200532279A (ja) |
WO (1) | WO2005054934A1 (ja) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
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US6700550B2 (en) * | 1997-01-16 | 2004-03-02 | Ambit Corporation | Optical antenna array for harmonic generation, mixing and signal amplification |
US7628972B2 (en) * | 2004-10-01 | 2009-12-08 | Eloret Corporation | Nanostructure devices and fabrication method |
US7601650B2 (en) * | 2007-01-30 | 2009-10-13 | Carbon Design Innovations, Inc. | Carbon nanotube device and process for manufacturing same |
US8081361B2 (en) * | 2007-04-11 | 2011-12-20 | Carbon Design Innovations, Inc. | Carbon nanotube signal modulator and photonic transmission device |
US20110168954A1 (en) * | 2009-12-02 | 2011-07-14 | Carbon Design Innovations, Inc. | Carbon nanotube based composite surface enhanced raman scattering (sers) probe |
ES2552928T3 (es) | 2010-04-14 | 2015-12-03 | Bayer Intellectual Property Gmbh | Derivados de ditiína como fungicidas |
KR102163735B1 (ko) | 2014-01-17 | 2020-10-08 | 삼성전자주식회사 | 복합 공간 광 변조기 및 이를 포함한 3차원 영상 표시 장치 |
US10108069B2 (en) * | 2017-01-24 | 2018-10-23 | The Boeing Company | Electromagnetic effect resistant spatial light modulator |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH04190202A (ja) * | 1990-11-26 | 1992-07-08 | Nippon Telegr & Teleph Corp <Ntt> | ペルフルオロ有機高分子材料を用いた光導波路 |
JP2000081519A (ja) * | 1998-07-03 | 2000-03-21 | Asahi Glass Co Ltd | 光導波路 |
JP2000298252A (ja) * | 1999-02-08 | 2000-10-24 | Fuji Photo Film Co Ltd | フォトントンネリング光変調素子 |
JP2003121892A (ja) * | 2001-10-18 | 2003-04-23 | National Institute Of Advanced Industrial & Technology | 光学素子およびその製造方法 |
Family Cites Families (8)
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JPH06123898A (ja) * | 1991-07-19 | 1994-05-06 | Masahiro Irie | 光導波路スイッチ素子 |
JPH05273503A (ja) | 1992-03-27 | 1993-10-22 | Rikagaku Kenkyusho | 空間光変調器および空間光変調方法 |
EP0969295B1 (en) * | 1998-07-03 | 2003-05-07 | Asahi Glass Company Ltd. | Optical waveguide |
US6611367B1 (en) * | 1999-02-05 | 2003-08-26 | Fuji Photo Film Co., Ltd. | Surface plasmon optical modulator element |
US6782154B2 (en) * | 2001-02-12 | 2004-08-24 | Rensselaer Polytechnic Institute | Ultrafast all-optical switch using carbon nanotube polymer composites |
JP2002258332A (ja) | 2001-03-06 | 2002-09-11 | Fuji Xerox Co Ltd | 光スイッチ |
US7094367B1 (en) * | 2002-08-13 | 2006-08-22 | University Of Florida | Transparent polymer carbon nanotube composites and process for preparation |
WO2005024498A1 (ja) * | 2003-09-03 | 2005-03-17 | Asahi Glass Company, Limited | 空間光変調素子及び空間光変調方法 |
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2004
- 2004-12-02 CN CNB2004800359803A patent/CN100434973C/zh not_active Expired - Fee Related
- 2004-12-02 WO PCT/JP2004/017964 patent/WO2005054934A1/ja active Application Filing
- 2004-12-02 EP EP04819911A patent/EP1691233B1/en not_active Expired - Fee Related
- 2004-12-02 KR KR1020067006426A patent/KR101107528B1/ko not_active IP Right Cessation
- 2004-12-02 JP JP2005515972A patent/JP4811020B2/ja not_active Expired - Fee Related
- 2004-12-03 TW TW093137444A patent/TW200532279A/zh unknown
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2006
- 2006-04-27 US US11/411,805 patent/US7151625B2/en not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH04190202A (ja) * | 1990-11-26 | 1992-07-08 | Nippon Telegr & Teleph Corp <Ntt> | ペルフルオロ有機高分子材料を用いた光導波路 |
JP2000081519A (ja) * | 1998-07-03 | 2000-03-21 | Asahi Glass Co Ltd | 光導波路 |
JP2000298252A (ja) * | 1999-02-08 | 2000-10-24 | Fuji Photo Film Co Ltd | フォトントンネリング光変調素子 |
JP2003121892A (ja) * | 2001-10-18 | 2003-04-23 | National Institute Of Advanced Industrial & Technology | 光学素子およびその製造方法 |
Also Published As
Publication number | Publication date |
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CN1890597A (zh) | 2007-01-03 |
TW200532279A (en) | 2005-10-01 |
WO2005054934A1 (ja) | 2005-06-16 |
US7151625B2 (en) | 2006-12-19 |
JPWO2005054934A1 (ja) | 2007-12-06 |
EP1691233B1 (en) | 2012-02-15 |
KR101107528B1 (ko) | 2012-01-31 |
CN100434973C (zh) | 2008-11-19 |
KR20060132565A (ko) | 2006-12-21 |
US20060193026A1 (en) | 2006-08-31 |
EP1691233A1 (en) | 2006-08-16 |
EP1691233A4 (en) | 2008-01-23 |
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