FR2274059A1 - Dispositif pour produire et moduler de la lumiere monochromatique - Google Patents

Dispositif pour produire et moduler de la lumiere monochromatique

Info

Publication number
FR2274059A1
FR2274059A1 FR7517395A FR7517395A FR2274059A1 FR 2274059 A1 FR2274059 A1 FR 2274059A1 FR 7517395 A FR7517395 A FR 7517395A FR 7517395 A FR7517395 A FR 7517395A FR 2274059 A1 FR2274059 A1 FR 2274059A1
Authority
FR
France
Prior art keywords
producing
monochromatic light
modulating
modulating monochromatic
light
Prior art date
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.)
Granted
Application number
FR7517395A
Other languages
English (en)
Other versions
FR2274059B1 (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
BBC Brown Boveri France SA
Original Assignee
BBC Brown Boveri AG Switzerland
BBC Brown Boveri France SA
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, BBC Brown Boveri France SA 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

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K19/00—Liquid crystal materials
    • C09K19/04—Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit
    • C09K19/42—Mixtures of liquid crystal compounds covered by two or more of the preceding groups C09K19/06 - C09K19/40
    • C09K19/50—Mixtures of liquid crystal compounds covered by two or more of the preceding groups C09K19/06 - C09K19/40 containing steroidal liquid crystal compounds
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/30—Polarising elements
    • G02B5/3016—Polarising elements involving passive liquid crystal elements
    • 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
    • G02F1/133528—Polarisers
    • G02F1/133536—Reflective polarizers
    • 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
    • G02F1/133553—Reflecting elements
    • 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
    • G02F1/139—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 orientation effects in which the liquid crystal remains transparent
    • G02F1/1396—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 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
    • 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
    • G02F1/13363—Birefringent elements, e.g. for optical compensation
    • G02F1/133638—Waveplates, i.e. plates with a retardation value of lambda/n
    • 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
    • G02F2201/08—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00 light absorbing layer
    • 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
    • G02F2201/34—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00 reflector
    • G02F2201/343—Constructional 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)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (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 (fr) 1974-06-07 1974-06-07

Publications (2)

Publication Number Publication Date
FR2274059A1 true FR2274059A1 (fr) 1976-01-02
FR2274059B1 FR2274059B1 (fr) 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 (fr)
JP (1) JPS5746531B2 (fr)
AT (1) AT345356B (fr)
CH (1) CH573126A5 (fr)
DE (2) DE2432601C2 (fr)
FR (1) FR2274059A1 (fr)
NL (1) NL7506635A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1991006889A1 (fr) * 1989-11-01 1991-05-16 F.Hoffmann-La Roche Ag Dispositifs de commande d'eclairage a cristaux liquides
EP0600349A1 (fr) * 1992-11-30 1994-06-08 SANYO ELECTRIC Co., Ltd. Dispositif d'affichage en couleurs à cristal liquide

Families Citing this family (25)

* 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
CH600366A5 (fr) * 1976-05-20 1978-06-15 Ebauches Sa
CH609199B (fr) * 1976-05-20 Ebauches Sa Instrument electronique.
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 (fr) * 1980-07-28 1985-04-10 BBC Aktiengesellschaft Brown, Boveri & Cie. Affichage nématique homéotrope comportant un réflecteur interne
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
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
CN1152358A (zh) * 1994-05-31 1997-06-18 菲利浦电子有限公司 具有散射显示板的显示装置
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
WO2002001260A1 (fr) * 2000-06-26 2002-01-03 Reveo, Inc. Dispositif f polarisant a cristaux liquides cholesteriques
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
EP2616358B1 (fr) 2010-09-17 2017-01-04 Graphic Packaging International, Inc. Carton avec poignée
US9010620B2 (en) 2012-08-10 2015-04-21 Graphic Packaging International, Inc. Carton with handle
MX2016000848A (es) 2013-07-24 2016-04-27 Graphic Packaging Int Inc Caja de carton con mango.

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
WO1991006889A1 (fr) * 1989-11-01 1991-05-16 F.Hoffmann-La Roche Ag Dispositifs de commande d'eclairage a cristaux liquides
EP0600349A1 (fr) * 1992-11-30 1994-06-08 SANYO ELECTRIC Co., Ltd. Dispositif d'affichage en couleurs à cristal liquide
US5555114A (en) * 1992-11-30 1996-09-10 Sanyo Electric Co., Ltd. Liquid crystal display with reflective color filters

Also Published As

Publication number Publication date
DE2432601A1 (de) 1975-12-18
US4032218A (en) 1977-06-28
DE2432601C2 (de) 1982-12-02
ATA427475A (de) 1978-01-15
JPS517949A (fr) 1976-01-22
FR2274059B1 (fr) 1982-04-02
CH573126A5 (fr) 1976-02-27
JPS5746531B2 (fr) 1982-10-04
NL7506635A (nl) 1975-12-09
DE7423068U (de) 1976-09-02
AT345356B (de) 1978-09-11

Similar Documents

Publication Publication Date Title
FR2274059A1 (fr) Dispositif pour produire et moduler de la lumiere monochromatique
FR2284895A1 (fr) Dispositif pour moduler une lumiere
FR2281869A1 (fr) Dispositif de transmission pour bicyclette
SE7512948L (sv) Akusto-optisk moduleringsanordning
SE7511473L (sv) Avbildningsanordning
BE833281A (fr) Dispositif de modulation et de filtrage
FR2286457A1 (fr) Dispositif d'affichage optique de caracteres
BE821077A (fr) Dispositif electro-generateur
FR2280058A1 (fr) Dispositif de codage optique
FR2280535A1 (fr) Dispositif de freinage pour remorque
BE833523A (fr) Dispositif pour ecaleuses
SE7505987L (sv) Forfarande och anordning for att astadkomma fergbilder
FR2308863A1 (fr) Dispositif a source lumineuse
BE833480A (fr) Dispositif optique
FR2275797A1 (fr) Dispositif optique d'eclairement
FR2317673A1 (fr) Dispositif optique pour endoscope
FR2281588A1 (fr) Dispositif de photographie
FR2321138A1 (fr) Modulateur de lumiere
FR2295444A1 (fr) Dispositif optique
FR2276607A1 (fr) Appareil de reproduction
FR2292221A1 (fr) Dispositif de mesure de lumiere pour posemetre
BE814086A (fr) Appareil de reproduction de type diazo
BE860600A (fr) Dispositif optique pour appareil de balayage
FR2278106A1 (fr) Appareil de reprographie
FR2282118A1 (fr) Dispositif optique pour appareil d'affichage en couleurs

Legal Events

Date Code Title Description
ST Notification of lapse