JP4057597B2 - 光学素子 - Google Patents
光学素子 Download PDFInfo
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- JP4057597B2 JP4057597B2 JP2005052626A JP2005052626A JP4057597B2 JP 4057597 B2 JP4057597 B2 JP 4057597B2 JP 2005052626 A JP2005052626 A JP 2005052626A JP 2005052626 A JP2005052626 A JP 2005052626A JP 4057597 B2 JP4057597 B2 JP 4057597B2
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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
-
- 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
- G02F1/13—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 liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
-
- 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
- G02F1/13—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 liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
-
- 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
- G02F1/13—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 liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1343—Electrodes
- G02F1/134309—Electrodes characterised by their geometrical arrangement
-
- 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
- G02F1/294—Variable focal length devices
-
- 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
- G02F2201/00—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00
- G02F2201/12—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00 electrode
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Geometry (AREA)
- Liquid Crystal (AREA)
Description
Claims (5)
- 第1の電極を有する第1の基板と、この第1の基板の前記第1の電極側に平行に対向した第2の基板と、前記第2の基板の外部であって前記第1の基板とは反対側に配置した穴を有する第2の電極と、前記第1の基板と第2の基板との間に収容された液晶分子を配向させた液晶層とを備え、前記第1の電極と前記第2の電極との間に第1の電圧を加えて液晶分子の配向制御を行うことで動作する光学素子において、
前記第2の電極の外部に絶縁層を介して第3の電極を配置し、この第3の電極に前記第1の電圧とは独立した第2の電圧を加えられるように構成し、
かつ、前記第1の電圧に基づく第1段階の光学的特性を焦点距離が短い状態にして前記第1の電圧の電圧値を固定し、前記第2の電圧を可変することで前記焦点距離が長くなる第2段階の光学的特性を得る回路を有することを特徴とする記載の光学素子。 - 第1の電極を有する第1の基板と、この第1の基板の前記第1の電極側に平行に対向した第2の基板と、前記第2の基板の外部であって前記第1の基板とは反対側に配置した穴を有する第2の電極と、前記第1の基板と第2の基板との間に収容された液晶分子を配向させた液晶層とを備え、前記第1の電極と前記第2の電極との間に第1の電圧を加えて液晶分子の配向制御を行うことで動作する光学素子において、
前記第2の電極の外部に絶縁層を介して第3の電極を配置し、この第3の電極に前記第1の電圧とは独立した第2の電圧を加えられるように構成し、
かつ、前記第2の電圧に基づく第1段階の光学的特性を焦点距離が短い状態にして前記第2の電圧の電圧値を固定し、前記第1の電圧を可変することで前記焦点距離が長くなる第2段階の光学的特性を得る回路を有することを特徴とする記載の光学素子。 - 内面に第1の電極を有する第1の基板と、
前記第1の基板の前記内面の前記第1の電極側に平行に対向した第2の基板と、
前記第2の基板の外部であって前記第1の基板とは反対側に配置した穴を有する第2の電極と、
前記第1の基板と第2の基板との間に収容された液晶分子でなる第1の液晶層と、
前記第2の電極に対して絶縁部を介して配置された第3の電極と、
前記第2の電極と前記第3の電極を挟んで、前記第2の基板と対称に配置されている第3の基板と、
前記第2の電極と第3の電極及び前記第3の基板を挟んで前記第1の液晶層及び第1の基板と対称に配置された第2の液晶層及び第4の電極を有した第4の基板と、
前記第1と第2の電極、及び前記第4と前記第2の電極間に第1の電圧を与えると共に、この第1の電圧とは独立した、第2の電圧を前記第3の電極に与えるための手段を具備し、
前記第1の電圧に基づく第1段階の光学的特性を焦点距離が短い状態にして前記第1の電圧の電圧値を固定し、前記第2の電圧を可変することで前記焦点距離が長くなる第2段階の光学的特性を得るか、
前記第2の電圧に基づく第1段階の光学的特性を焦点距離が短い状態にして前記第2の電圧の電圧値を固定し、前記第1の電圧を可変することで前記焦点距離が長くなる第2段階の光学的特性を得る回路を有することを特徴とする光学素子。 - 第1の電極を有する第1の基板と、この第1の基板の前記第1の電極側に平行に対向した第2の基板と、前記第2の基板の外部であって前記第1の基板とは反対側に配置した穴を有する第2の電極と、前記第1の基板と第2の基板との間に収容された液晶分子を配向させた液晶層とを備え、前記第1の電極と前記第2の電極との間に第1の電圧を加えて液晶分子の配向制御を行うことで動作する光学素子において、
前記第2の電極の外部に絶縁層を介して第3の電極を配置し、この第3の電極に前記第1の電圧とは独立した第2の電圧を加えられるように構成し、
前記第1の電圧の電圧値を固定した状態で、前記第2の電圧を可変することで前記光学的特性を凸レンズとして可変制御する回路と、
前記第2の電圧の電圧値を固定し、前記第1の電圧を可変することで前記光学的特性を凹レンズとして可変制御する回路と
を有する光学素子。 - 第1の電極を有する第1の基板と、この第1の基板の前記第1の電極側に平行に対向した第2の基板と、前記第2の基板の外部であって前記第1の基板とは反対側に配置した穴を有する第2の電極と、前記第1の基板と第2の基板との間に収容された液晶分子を配向させた液晶層とを備え、前記第1の電極と前記第2の電極との間に第1の電圧を加えて液晶分子の配向制御を行うことで動作する光学素子において、
前記第2の電極の外部に絶縁層を介して第3の電極を配置し、この第3の電極に前記第1の電圧とは独立した第2の電圧を加えられるように構成し、
前記第1の電圧に基づく第1段階の光学的特性を焦点距離が短い状態にして前記第1の電圧の電圧値を固定し、前記第2の電圧を可変することで前記焦点距離が長くなる第2段階の光学的特性を得る回路と、
前記第2の電圧に基づく第3段階の光学的特性を焦点距離が短い状態にして前記第2の電圧の電圧値を固定し、前記第1の電圧を可変することで第4段階の光学的特性を得る回路と、
上記第1と第2の回路を切換えるスイッチとを有する光学素子。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005052626A JP4057597B2 (ja) | 2004-08-26 | 2005-02-28 | 光学素子 |
KR1020077004051A KR100854183B1 (ko) | 2004-08-26 | 2005-08-25 | 광학 소자 |
EP05774676.0A EP1783538B1 (en) | 2004-08-26 | 2005-08-25 | Optical element |
PCT/JP2005/015464 WO2006022346A1 (ja) | 2004-08-26 | 2005-08-25 | 光学素子 |
US11/678,794 US8194228B2 (en) | 2004-08-26 | 2007-02-26 | Liquid crystal lens in which a voltage imparts optimal first-stage optical properties to the liquid crystal lens by influencing a liquid crystal layer |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004246860 | 2004-08-26 | ||
JP2005052626A JP4057597B2 (ja) | 2004-08-26 | 2005-02-28 | 光学素子 |
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JP2006091826A JP2006091826A (ja) | 2006-04-06 |
JP4057597B2 true JP4057597B2 (ja) | 2008-03-05 |
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JP2005052626A Expired - Fee Related JP4057597B2 (ja) | 2004-08-26 | 2005-02-28 | 光学素子 |
Country Status (5)
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---|---|
US (1) | US8194228B2 (ja) |
EP (1) | EP1783538B1 (ja) |
JP (1) | JP4057597B2 (ja) |
KR (1) | KR100854183B1 (ja) |
WO (1) | WO2006022346A1 (ja) |
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