FR2274059B1 - - Google Patents

Info

Publication number
FR2274059B1
FR2274059B1 FR7517395A FR7517395A FR2274059B1 FR 2274059 B1 FR2274059 B1 FR 2274059B1 FR 7517395 A FR7517395 A FR 7517395A FR 7517395 A FR7517395 A FR 7517395A FR 2274059 B1 FR2274059 B1 FR 2274059B1
Authority
FR
France
Legal status (The legal status 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 status listed.)
Expired
Application number
FR7517395A
Other languages
French (fr)
Other versions
FR2274059A1 (fr
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BBC Brown Boveri AG Switzerland
Original Assignee
BBC Brown Boveri AG Switzerland
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 BBC Brown Boveri AG Switzerland filed Critical BBC Brown Boveri AG Switzerland
Publication of FR2274059A1 publication Critical patent/FR2274059A1/fr
Application granted granted Critical
Publication of FR2274059B1 publication Critical patent/FR2274059B1/fr
Granted legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09KMATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K19/00Liquid crystal materials
    • C09K19/04Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit
    • C09K19/42Mixtures of liquid crystal compounds covered by two or more of the preceding groups C09K19/06 - C09K19/40
    • C09K19/50Mixtures of liquid crystal compounds covered by two or more of the preceding groups C09K19/06 - C09K19/40 containing steroidal liquid crystal compounds
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00Optical elements other than lenses
    • G02B5/30Polarising elements
    • G02B5/3016Polarising elements involving passive liquid crystal elements
    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL 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
    • G02F1/00Devices 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
    • G02F1/01Devices 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 
    • G02F1/13Devices 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
    • G02F1/133Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333Constructional arrangements; Manufacturing methods
    • G02F1/1335Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/133528Polarisers
    • G02F1/133536Reflective polarizers
    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL 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
    • G02F1/00Devices 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
    • G02F1/01Devices 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 
    • G02F1/13Devices 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
    • G02F1/133Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333Constructional arrangements; Manufacturing methods
    • G02F1/1335Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/133553Reflecting elements
    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL 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
    • G02F1/00Devices 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
    • G02F1/01Devices 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 
    • G02F1/13Devices 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
    • G02F1/137Devices 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
    • G02F1/139Devices 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 orientation effects in which the liquid crystal remains transparent
    • G02F1/1396Devices 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 orientation effects in which the liquid crystal remains transparent the liquid crystal being selectively controlled between a twisted state and a non-twisted state, e.g. TN-LC cell
    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL 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
    • G02F1/00Devices 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
    • G02F1/01Devices 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 
    • G02F1/13Devices 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
    • G02F1/133Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333Constructional arrangements; Manufacturing methods
    • G02F1/1335Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/13363Birefringent elements, e.g. for optical compensation
    • G02F1/133638Waveplates, i.e. plates with a retardation value of lambda/n
    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL 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
    • G02F2201/00Constructional arrangements not provided for in groups G02F1/00 - G02F7/00
    • G02F2201/08Constructional arrangements not provided for in groups G02F1/00 - G02F7/00 light absorbing layer
    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL 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
    • G02F2201/00Constructional arrangements not provided for in groups G02F1/00 - G02F7/00
    • G02F2201/34Constructional arrangements not provided for in groups G02F1/00 - G02F7/00 reflector
    • G02F2201/343Constructional arrangements not provided for in groups G02F1/00 - G02F7/00 reflector cholesteric liquid crystal reflector

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Nonlinear Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Mathematical Physics (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Engineering & Computer Science (AREA)
  • Liquid Crystal (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Polarising Elements (AREA)
FR7517395A 1974-06-07 1975-06-04 Dispositif pour produire et moduler de la lumiere monochromatique Granted FR2274059A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH779274A CH573126A5 (US20100056889A1-20100304-C00004.png) 1974-06-07 1974-06-07

Publications (2)

Publication Number Publication Date
FR2274059A1 FR2274059A1 (fr) 1976-01-02
FR2274059B1 true FR2274059B1 (US20100056889A1-20100304-C00004.png) 1982-04-02

Family

ID=4330536

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7517395A Granted FR2274059A1 (fr) 1974-06-07 1975-06-04 Dispositif pour produire et moduler de la lumiere monochromatique

Country Status (7)

Country Link
US (1) US4032218A (US20100056889A1-20100304-C00004.png)
JP (1) JPS5746531B2 (US20100056889A1-20100304-C00004.png)
AT (1) AT345356B (US20100056889A1-20100304-C00004.png)
CH (1) CH573126A5 (US20100056889A1-20100304-C00004.png)
DE (2) DE2432601C2 (US20100056889A1-20100304-C00004.png)
FR (1) FR2274059A1 (US20100056889A1-20100304-C00004.png)
NL (1) NL7506635A (US20100056889A1-20100304-C00004.png)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8840009B2 (en) 2010-09-17 2014-09-23 Graphic Packaging International, Inc. Carton with handle
US9010620B2 (en) 2012-08-10 2015-04-21 Graphic Packaging International, Inc. Carton with handle
US9598202B2 (en) 2013-07-24 2017-03-21 Graphic Packaging International, Inc. Carton with handle

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5140947A (ja) * 1974-10-02 1976-04-06 Matsushita Electric Ind Co Ltd Denkikogakutekihyojisochi
CH609199B (fr) * 1976-05-20 Ebauches Sa Instrument electronique.
CH600366A5 (US20100056889A1-20100304-C00004.png) * 1976-05-20 1978-06-15 Ebauches Sa
JPS5365263A (en) * 1976-11-24 1978-06-10 Toyota Motor Corp Simultaneously treating method for waste fluid from acid and alkali washingand waste fluid from plating
EP0045104B1 (de) * 1980-07-28 1985-04-10 BBC Aktiengesellschaft Brown, Boveri & Cie. Homöotrop nematisches Display mit internem Reflektor
JPS5811774A (ja) * 1981-07-13 1983-01-22 Matsushita Electric Ind Co Ltd 銅の化学メッキ廃液の処理方法
JPS58157959A (ja) * 1982-03-13 1983-09-20 Kanto Kasei Kogyo Kk 無電解めつき浴の再生方法およびそれに使用する装置
JPS58144522U (ja) * 1982-03-19 1983-09-29 株式会社西村機械製作所 円形振動コンベア
WO1991006889A1 (de) * 1989-11-01 1991-05-16 F.Hoffmann-La Roche Ag Lichtsteuereinrichtungen mit flüssigkristallen
JP3268858B2 (ja) * 1992-11-30 2002-03-25 三洋電機株式会社 液晶表示装置
US5583678A (en) * 1993-03-12 1996-12-10 Casio Computer Co., Ltd. Color liquid crystal display apparatus
US5548422A (en) * 1993-06-28 1996-08-20 In Focus Systems, Inc. Notch filters with cholesteric polarizers with birefringent film and linear polarizer
US5619355A (en) * 1993-10-05 1997-04-08 The Regents Of The University Of Colorado Liquid crystal handedness switch and color filter
US5986734A (en) * 1994-04-04 1999-11-16 Rockwell International Corporation Organic polymer O-plate compensator for improved gray scale performance in twisted nematic liquid crystal displays
WO1995033224A1 (en) * 1994-05-31 1995-12-07 Philips Electronics N.V. Display device having a diffusing display panel
US5493430A (en) * 1994-08-03 1996-02-20 Kent Display Systems, L.P. Color, reflective liquid crystal displays
US5570216A (en) * 1995-04-14 1996-10-29 Kent Display Systems, Inc. Bistable cholesteric liquid crystal displays with very high contrast and excellent mechanical stability
US5691790A (en) * 1995-08-04 1997-11-25 Raychem Corporation Colored liquid crystal display having a reflector which reflects different wavelengths of light for different incident angles
US5841494A (en) * 1996-06-26 1998-11-24 Hall; Dennis R. Transflective LCD utilizing chiral liquid crystal filter/mirrors
JP2000019323A (ja) * 1998-06-30 2000-01-21 Nippon Mitsubishi Oil Corp カラー反射型偏光板
JP4220627B2 (ja) * 1999-08-04 2009-02-04 日東電工株式会社 偏光部材及び液晶表示装置
US20020075434A1 (en) * 2000-06-26 2002-06-20 Yingqiu Jiang Cholesteric liquid crystal polarizing device
KR100694574B1 (ko) * 2000-10-25 2007-03-13 엘지.필립스 엘시디 주식회사 콜레스테릭 액정 컬러필터를 이용한 반사형 액정표시장치및 그의 제조방법
US8040475B2 (en) * 2008-10-20 2011-10-18 Motorola Mobility, Inc. Reflective morphable display device and method of feature activation

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT946051B (it) * 1970-12-04 1973-05-21 Hoffmann La Roche Cellula ottica
US3836230A (en) * 1973-06-27 1974-09-17 Xerox Corp Liquid crystal display system

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8840009B2 (en) 2010-09-17 2014-09-23 Graphic Packaging International, Inc. Carton with handle
US9010620B2 (en) 2012-08-10 2015-04-21 Graphic Packaging International, Inc. Carton with handle
US9598202B2 (en) 2013-07-24 2017-03-21 Graphic Packaging International, Inc. Carton with handle

Also Published As

Publication number Publication date
DE2432601A1 (de) 1975-12-18
FR2274059A1 (fr) 1976-01-02
DE2432601C2 (de) 1982-12-02
NL7506635A (nl) 1975-12-09
AT345356B (de) 1978-09-11
US4032218A (en) 1977-06-28
DE7423068U (de) 1976-09-02
ATA427475A (de) 1978-01-15
CH573126A5 (US20100056889A1-20100304-C00004.png) 1976-02-27
JPS5746531B2 (US20100056889A1-20100304-C00004.png) 1982-10-04
JPS517949A (US20100056889A1-20100304-C00004.png) 1976-01-22

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Legal Events

Date Code Title Description
ST Notification of lapse