WO2003023509A1 - Gradateur et dispositif de prise de vues - Google Patents

Gradateur et dispositif de prise de vues Download PDF

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Publication number
WO2003023509A1
WO2003023509A1 PCT/JP2002/008871 JP0208871W WO03023509A1 WO 2003023509 A1 WO2003023509 A1 WO 2003023509A1 JP 0208871 W JP0208871 W JP 0208871W WO 03023509 A1 WO03023509 A1 WO 03023509A1
Authority
WO
WIPO (PCT)
Prior art keywords
liquid crystal
dimmer
image pickup
pickup device
optical element
Prior art date
Application number
PCT/JP2002/008871
Other languages
English (en)
French (fr)
Inventor
Toshiharu Yanagida
Toru Udaka
Original Assignee
Sony Corporation
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Sony Corporation filed Critical Sony Corporation
Publication of WO2003023509A1 publication Critical patent/WO2003023509A1/ja

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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 
    • G02F1/13—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
    • G02F1/137—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 characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering
    • G02F1/13725—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 characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering based on guest-host interaction
    • 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
    • G02F1/1337—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers
    • G02F1/13378—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers by treatment of the surface, e.g. embossing, rubbing or light irradiation
PCT/JP2002/008871 2001-09-10 2002-09-02 Gradateur et dispositif de prise de vues WO2003023509A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2001273297A JP2003084310A (ja) 2001-09-10 2001-09-10 調光装置及び撮像装置
JP2001-273297 2001-09-10

Publications (1)

Publication Number Publication Date
WO2003023509A1 true WO2003023509A1 (fr) 2003-03-20

Family

ID=19098530

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2002/008871 WO2003023509A1 (fr) 2001-09-10 2002-09-02 Gradateur et dispositif de prise de vues

Country Status (2)

Country Link
JP (1) JP2003084310A (ja)
WO (1) WO2003023509A1 (ja)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007139193A1 (ja) * 2006-05-31 2007-12-06 Sharp Kabushiki Kaisha ディスプレイおよびそれに用いられる視野角制御装置

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5779819U (ja) * 1980-10-30 1982-05-17
JPS5799616A (en) * 1980-12-11 1982-06-21 Matsushita Electric Ind Co Ltd Liquid crystal display panel
JPS57195220A (en) * 1981-05-25 1982-11-30 Matsushita Electric Ind Co Ltd Substrate treatment method for liquid crystal display device
US4402999A (en) * 1980-05-22 1983-09-06 Matsushita Electric Industrial Co., Ltd. Method of preparation of substrates for liquid crystal display devices
JPS58211122A (ja) * 1982-06-01 1983-12-08 Citizen Watch Co Ltd 液晶表示セル用基板の配向処理方法
US6201588B1 (en) * 1997-03-06 2001-03-13 Sharp Kabushiki Kaisha Liquid crystal optical element and liquid crystal device incorporating same
JP2001201769A (ja) * 1999-11-12 2001-07-27 Sony Corp 調光装置及び撮像装置

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4402999A (en) * 1980-05-22 1983-09-06 Matsushita Electric Industrial Co., Ltd. Method of preparation of substrates for liquid crystal display devices
JPS5779819U (ja) * 1980-10-30 1982-05-17
JPS5799616A (en) * 1980-12-11 1982-06-21 Matsushita Electric Ind Co Ltd Liquid crystal display panel
JPS57195220A (en) * 1981-05-25 1982-11-30 Matsushita Electric Ind Co Ltd Substrate treatment method for liquid crystal display device
JPS58211122A (ja) * 1982-06-01 1983-12-08 Citizen Watch Co Ltd 液晶表示セル用基板の配向処理方法
US6201588B1 (en) * 1997-03-06 2001-03-13 Sharp Kabushiki Kaisha Liquid crystal optical element and liquid crystal device incorporating same
JP2001201769A (ja) * 1999-11-12 2001-07-27 Sony Corp 調光装置及び撮像装置

Also Published As

Publication number Publication date
JP2003084310A (ja) 2003-03-19

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