Nothing Special   »   [go: up one dir, main page]

KR920701862A - 액정을 포함하는 광조절 시스템 - Google Patents

액정을 포함하는 광조절 시스템

Info

Publication number
KR920701862A
KR920701862A KR1019910700667A KR910700667A KR920701862A KR 920701862 A KR920701862 A KR 920701862A KR 1019910700667 A KR1019910700667 A KR 1019910700667A KR 910700667 A KR910700667 A KR 910700667A KR 920701862 A KR920701862 A KR 920701862A
Authority
KR
South Korea
Prior art keywords
liquid crystal
light
control system
crystal cell
light control
Prior art date
Application number
KR1019910700667A
Other languages
English (en)
Inventor
퓐프쉴링 예르크
샤트 마르틴
Original Assignee
쟝-쟈크, 오게이, 로랜드 보러
에프. 호프만-라 로슈 에이지
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=4266932&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=KR920701862(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by 쟝-쟈크, 오게이, 로랜드 보러, 에프. 호프만-라 로슈 에이지 filed Critical 쟝-쟈크, 오게이, 로랜드 보러
Publication of KR920701862A publication Critical patent/KR920701862A/ko

Links

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
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/133382—Heating or cooling of liquid crystal cells other than for activation, e.g. circuits or arrangements for temperature control, stabilisation or uniform distribution over the cell
    • 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
    • C09K19/52—Liquid crystal materials characterised by components which are not liquid crystals, e.g. additives with special physical aspect: solvents, solid particles
    • C09K19/58—Dopants or charge transfer agents
    • 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
    • C09K19/02—Liquid crystal materials characterised by optical, electrical or physical properties of the components, in general
    • 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
    • G02F1/0009—Materials therefor
    • G02F1/0063—Optical properties, e.g. absorption, reflection or birefringence
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
    • H04N9/3141—Constructional details thereof
    • H04N9/315—Modulator illumination systems
    • H04N9/3167—Modulator illumination systems for polarizing the light beam
    • 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
    • G02F1/133528—Polarisers
    • G02F1/133543—Cholesteric polarisers

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Nonlinear Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Mathematical Physics (AREA)
  • Liquid Crystal (AREA)
  • Liquid Crystal Substances (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)

Abstract

내용 없음

Description

액정을 포함하는 광조절 시스템
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 통상의 작동방식에서 TN-셀을 포함하는 배열을 도시한 것이다, 제2도는 전송시 원편광화광의 작동에서 TN-셀을 포함하는 배열을 도시한 것이다, 제3도는 반사의 경우에 제2도와 유사한 배열을 도시한 것이다.

Claims (11)

  1. 액정셀(5)에 원편광화광을 공급하기 위한 장치(3)를 특징으로 하는 액정셀과 편광자의 배합으로 이루어지는 광 조절 시스템.
  2. 제1항에 있어서, 원편광화광을 공급하는 수단이 원형-편광자(3)를 포함함을 특징으로 하는 광 조절 시스템.
  3. 제1항에 있어서, 원편광화광을 공급하는 수단이 파장을 선택적으로 반사하는 콜레스테르성 액정 층을 포함함을 특징으로 하는 광 조절 시스템.
  4. 제3항에 있어서, 액정층이 단량체성 및 중합체성 클레스테르성 액정으로 이루어짐을 특징으로 하는 광 조절 시스템.
  5. 제1항 내지 제4항중 어느 한 항에 있어서, 액정셀이 TN회전 셀(7)이고 전원 차단된 상태와 전원을 가한 상태 사이의 광학 피치 차이를 위해 조건 δmin=△n.d=入/2를 적용시킴을 특징으로 하는 광 조절 시스템.
  6. 제1항 내지 제5항중 어느 한 항에 있어서, 액정셀이 TN회전 셀(9)이고 전원 차단된 상태와 전원을 가한 상태 사이의 광학 피치 차이를 위해 조건 δmin=△n.d=入/2를 적용시킴을 특징으로 하는 광 조절 시스템.
  7. 제1항 내지 제6항중 어느 한 항에 있어서, 액정셀이 슈퍼트위스트 액정을 포함함을 특징으로 하는 광 조절 시스템.
  8. 제1항 내지 제7항중 어느 한 항에 있어서, 액정셀(11)이 평행 분자 배향의 평면 액정을 포함함을 특징으로 하는 광 조절 시스템.
  9. 제1항 내지 제8항중 어느 한 항에 있어서, 액정셀이 등방성 분자 배향의 DAP-셀(13)임을 특징으로 하는 광 조절 시스템.
  10. 제1항 내지 제9항중 어느 한 항에 있어서, 액정셀 기질상에 반사기(10)가 설치됨을 특징으로 하는 광 조절 시스템.
  11. 제1항 내지 제10항중 어느 한 항에 있어서, 원편광화 광으로 부터 전환된 후에 불완전하게 선편광화될수 있는 광선 경로에서 저-편광화 선형 편광자를 특징으로 하는 광 조절 시스템.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019910700667A 1989-11-01 1990-10-26 액정을 포함하는 광조절 시스템 KR920701862A (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CH394889 1989-11-01
CH3948/89-4 1989-11-01
PCT/CH1990/000251 WO1991006889A1 (de) 1989-11-01 1990-10-26 Lichtsteuereinrichtungen mit flüssigkristallen

Publications (1)

Publication Number Publication Date
KR920701862A true KR920701862A (ko) 1992-08-12

Family

ID=4266932

Family Applications (2)

Application Number Title Priority Date Filing Date
KR1019910700667A KR920701862A (ko) 1989-11-01 1990-10-26 액정을 포함하는 광조절 시스템
KR1019910700666A KR100203549B1 (ko) 1989-11-01 1990-10-26 액정 파라미터의 온도 보정

Family Applications After (1)

Application Number Title Priority Date Filing Date
KR1019910700666A KR100203549B1 (ko) 1989-11-01 1990-10-26 액정 파라미터의 온도 보정

Country Status (8)

Country Link
US (1) US5319478A (ko)
EP (2) EP0450025B1 (ko)
JP (2) JP2831463B2 (ko)
KR (2) KR920701862A (ko)
DE (1) DE59008313D1 (ko)
HK (1) HK17897A (ko)
SG (1) SG50560A1 (ko)
WO (2) WO1991006889A1 (ko)

Families Citing this family (133)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5486949A (en) 1989-06-20 1996-01-23 The Dow Chemical Company Birefringent interference polarizer
EP0470817A3 (en) * 1990-08-09 1992-11-25 Seiko Epson Corporation Liquid crystal electro-optical device
EP0522620B1 (en) * 1991-06-28 1997-09-03 Koninklijke Philips Electronics N.V. Display device
US6034753A (en) 1991-11-27 2000-03-07 Reveo, Inc. Circularly polarizing reflective material having super broad-band reflection and transmission characteristics and method of fabricating and using same in diverse applications
US6753044B2 (en) 1991-11-27 2004-06-22 Reveo, Inc. Coloring media having improved brightness and color characteristics
TW289095B (ko) * 1993-01-11 1996-10-21
US5486935A (en) * 1993-06-29 1996-01-23 Kaiser Aerospace And Electronics Corporation High efficiency chiral nematic liquid crystal rear polarizer for liquid crystal displays having a notch polarization bandwidth of 100 nm to 250 nm
DE4328785A1 (de) * 1993-08-26 1995-03-02 Consortium Elektrochem Ind Optische Elemente mit abbildender farb- und polarisationsselektiver Reflexion enthaltend cholesterische Flüssigkristalle sowie Herstellung und Verwendung dieser Elemente
US5408346A (en) * 1993-10-20 1995-04-18 Kaiser Electro-Optics, Inc. Optical collimating device employing cholesteric liquid crystal and a non-transmissive reflector
US6025897A (en) * 1993-12-21 2000-02-15 3M Innovative Properties Co. Display with reflective polarizer and randomizing cavity
US5882774A (en) * 1993-12-21 1999-03-16 Minnesota Mining And Manufacturing Company Optical film
US20070091230A1 (en) * 1993-12-21 2007-04-26 3M Innovative Properties Company Display incorporating reflective polarizer
US6096375A (en) * 1993-12-21 2000-08-01 3M Innovative Properties Company Optical polarizer
US6804058B1 (en) 1993-12-21 2004-10-12 3M Innovative Properties Company Electroluminescent light source and display incorporating same
US6498683B2 (en) 1999-11-22 2002-12-24 3M Innovative Properties Company Multilayer optical bodies
CA2177714C (en) 1993-12-21 2005-08-09 Andrew J. Ouderkirk Multilayered optical film
US5532854A (en) * 1994-01-25 1996-07-02 Fergason; James L. Folded variable birefringerence zeroth order hybrid aligned liquid crystal apparatus
US5541745A (en) * 1994-01-25 1996-07-30 Fergason; James L. Illumination system for a display using cholesteric liquid crystal reflectors
AU1733195A (en) * 1994-01-25 1995-08-08 James L. Fergason Display system and method
US5717422A (en) * 1994-01-25 1998-02-10 Fergason; James L. Variable intensity high contrast passive display
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
US6101032A (en) * 1994-04-06 2000-08-08 3M Innovative Properties Company Light fixture having a multilayer polymeric film
US6184969B1 (en) * 1994-10-25 2001-02-06 James L. Fergason Optical display system and method, active and passive dithering using birefringence, color image superpositioning and display enhancement
JP3295583B2 (ja) * 1994-12-19 2002-06-24 シャープ株式会社 光学装置および該光学装置を用いた頭部搭載型ディスプレイ
US5751388A (en) 1995-04-07 1998-05-12 Honeywell Inc. High efficiency polarized display
US5699188A (en) * 1995-06-26 1997-12-16 Minnesota Mining And Manufacturing Co. Metal-coated multilayer mirror
WO1997001788A1 (en) * 1995-06-26 1997-01-16 Minnesota Mining And Manufacturing Company Transflective displays with reflective polarizing transflector
WO1997001781A2 (en) * 1995-06-26 1997-01-16 Minnesota Mining And Manufacturing Company Diffusely reflecting multilayer polarizers and mirrors
US6080467A (en) * 1995-06-26 2000-06-27 3M Innovative Properties Company High efficiency optical devices
EP0832392B1 (en) * 1995-06-26 2003-08-13 Minnesota Mining And Manufacturing Company Backlight system with multilayer optical film reflector
US6737154B2 (en) 1995-06-26 2004-05-18 3M Innovative Properties Company Multilayer polymer film with additional coatings or layers
WO1997001440A1 (en) 1995-06-26 1997-01-16 Minnesota Mining And Manufacturing Company Multilayer polymer film with additional coatings or layers
US6088067A (en) * 1995-06-26 2000-07-11 3M Innovative Properties Company Liquid crystal display projection system using multilayer optical film polarizers
CN1119674C (zh) 1995-06-26 2003-08-27 美国3M公司 透明的多层装置及包含该装置的制品
US5731886A (en) * 1995-09-28 1998-03-24 Rockwell International Corporation Birefringent compensator for reflective polarizers
US6404464B1 (en) 1995-10-30 2002-06-11 Reveo, Inc. Method and system for producing color images with improved brightness and color characteristics on radiation absorptive surfaces
US5825543A (en) * 1996-02-29 1998-10-20 Minnesota Mining And Manufacturing Company Diffusely reflecting polarizing element including a first birefringent phase and a second phase
CN1105922C (zh) * 1996-02-29 2003-04-16 美国3M公司 具有共连续相的光学膜
US5867316A (en) * 1996-02-29 1999-02-02 Minnesota Mining And Manufacturing Company Multilayer film having a continuous and disperse phase
WO1997032226A1 (en) 1996-02-29 1997-09-04 Minnesota Mining And Manufacturing Company Brightness enhancement film
JP3291432B2 (ja) * 1996-06-11 2002-06-10 シャープ株式会社 液晶表示装置およびこれを用いた端末装置
US5808794A (en) * 1996-07-31 1998-09-15 Weber; Michael F. Reflective polarizers having extended red band edge for controlled off axis color
US6774961B2 (en) 1996-11-08 2004-08-10 Reveo, Inc. Broad-band polarizer and method of fabricating broad-band polarizers
US6313893B1 (en) * 1996-12-27 2001-11-06 Duke University Compensation for DC balancing of liquid crystal displays
US6627300B1 (en) 1997-10-12 2003-09-30 3M Innovative Properties Company Optical device containing polymeric material domains having different degrees of randomness
US7023602B2 (en) * 1999-05-17 2006-04-04 3M Innovative Properties Company Reflective LCD projection system using wide-angle Cartesian polarizing beam splitter and color separation and recombination prisms
US6486997B1 (en) 1997-10-28 2002-11-26 3M Innovative Properties Company Reflective LCD projection system using wide-angle Cartesian polarizing beam splitter
US6207260B1 (en) 1998-01-13 2001-03-27 3M Innovative Properties Company Multicomponent optical body
US6157490A (en) * 1998-01-13 2000-12-05 3M Innovative Properties Company Optical film with sharpened bandedge
US6012820A (en) * 1998-01-13 2000-01-11 3M Innovative Properties Compnay Lighted hand-holdable novelty article
US6049419A (en) 1998-01-13 2000-04-11 3M Innovative Properties Co Multilayer infrared reflecting optical body
US6053795A (en) * 1998-01-13 2000-04-25 3M Innovative Properties Company Toy having image mode and changed image mode
US6045894A (en) * 1998-01-13 2000-04-04 3M Innovative Properties Company Clear to colored security film
US5999317A (en) * 1998-01-13 1999-12-07 3M Innovative Properties Company Toy mirror with transmissive image mode
AU2314899A (en) * 1998-01-13 1999-08-02 Minnesota Mining And Manufacturing Company Modified copolyesters and improved multilayer reflective films
US6082876A (en) 1998-01-13 2000-07-04 3M Innovative Properties Company Hand-holdable toy light tube with color changing film
US6157486A (en) * 1998-01-13 2000-12-05 3M Innovative Properties Company Retroreflective dichroic reflector
US6531230B1 (en) * 1998-01-13 2003-03-11 3M Innovative Properties Company Color shifting film
US6808658B2 (en) * 1998-01-13 2004-10-26 3M Innovative Properties Company Method for making texture multilayer optical films
DE69902876T2 (de) 1998-01-13 2003-05-15 Minnesota Mining & Manufacturing Company, St. Paul Glitzernde filmpartikel mit farbveränderung
US6788463B2 (en) * 1998-01-13 2004-09-07 3M Innovative Properties Company Post-formable multilayer optical films and methods of forming
US6926952B1 (en) * 1998-01-13 2005-08-09 3M Innovative Properties Company Anti-reflective polymer constructions and method for producing same
US6024455A (en) * 1998-01-13 2000-02-15 3M Innovative Properties Company Reflective article with concealed retroreflective pattern
US6179948B1 (en) 1998-01-13 2001-01-30 3M Innovative Properties Company Optical film and process for manufacture thereof
US6113811A (en) * 1998-01-13 2000-09-05 3M Innovative Properties Company Dichroic polarizing film and optical polarizer containing the film
US6120026A (en) * 1998-01-13 2000-09-19 3M Innovative Properties Co. Game with privacy material
US6569515B2 (en) 1998-01-13 2003-05-27 3M Innovative Properties Company Multilayered polymer films with recyclable or recycled layers
US6111697A (en) * 1998-01-13 2000-08-29 3M Innovative Properties Company Optical device with a dichroic polarizer and a multilayer optical film
US6967778B1 (en) 1998-01-13 2005-11-22 3M Innovative Properties Co. Optical film with sharpened bandedge
US6256146B1 (en) 1998-07-31 2001-07-03 3M Innovative Properties Post-forming continuous/disperse phase optical bodies
US6749427B1 (en) * 1998-07-31 2004-06-15 3M Innovative Properties Company Dental articles including post-formable multilayer optical films
US6515717B1 (en) 1998-08-28 2003-02-04 Reveo, Inc. Computer-based system for producing multi-color multilayer images on substrates using dry multi-colored cholesteric liquid crystal (CLC) pigment materials applied to binder material patterns
US6891584B1 (en) 1998-10-28 2005-05-10 Dai Nippon Printing Co., Ltd. Liquid-crystal display
US6208466B1 (en) 1998-11-25 2001-03-27 3M Innovative Properties Company Multilayer reflector with selective transmission
US6147734A (en) * 1998-12-17 2000-11-14 Dai Nippon Printing Co., Ltd. Bidirectional dichroic circular polarizer and reflection/transmission type liquid-crystal display device
US20010046086A1 (en) * 1998-12-23 2001-11-29 3M Innovative Properties Company Polymeric interference film
US6455140B1 (en) 1999-01-13 2002-09-24 3M Innovative Properties Company Visible mirror film glitter
US6322236B1 (en) 1999-02-09 2001-11-27 3M Innovative Properties Company Optical film with defect-reducing surface and method for making same
US6381068B1 (en) 1999-03-19 2002-04-30 3M Innovative Properties Company Reflective projection screen and projection system
WO2000062121A1 (en) * 1999-04-08 2000-10-19 Koninklijke Philips Electronics N.V. Display device
US6515785B1 (en) * 1999-04-22 2003-02-04 3M Innovative Properties Company Optical devices using reflecting polarizing materials
US6407862B2 (en) 1999-05-14 2002-06-18 3M Innovative Properties Company Electronic projection system with polymeric film optical components
US6972813B1 (en) * 1999-06-09 2005-12-06 3M Innovative Properties Company Optical laminated bodies, lighting equipment and area luminescence equipment
WO2001022129A1 (en) 1999-09-20 2001-03-29 3M Innovative Properties Company Optical films having at least one particle-containing layer
US6673275B1 (en) 1999-10-12 2004-01-06 3M Innovative Properties Company Method for making optical devices from homopolymers
US6449093B2 (en) 1999-10-12 2002-09-10 3M Innovative Properties Company Optical bodies made with a birefringent polymer
US6654170B1 (en) 1999-10-12 2003-11-25 3M Innovative Properties Company Optical device having continuous and disperse phases
US6264336B1 (en) 1999-10-22 2001-07-24 3M Innovative Properties Company Display apparatus with corrosion-resistant light directing film
US6590711B1 (en) 2000-04-03 2003-07-08 3M Innovative Properties Co. Light directing construction having corrosion resistant feature
US6590707B1 (en) 2000-03-31 2003-07-08 3M Innovative Properties Company Birefringent reflectors using isotropic materials and form birefringence
WO2001079340A1 (en) 2000-04-13 2001-10-25 3M Innovative Properties Company Light stable articles
AU3486401A (en) 2000-08-21 2002-03-04 3M Innovative Properties Co Loss enhanced reflective optical filters
US6506480B2 (en) 2001-02-16 2003-01-14 3M Innovative Properties Company Color shifting film with a plurality of fluorescent colorants
US6534158B2 (en) 2001-02-16 2003-03-18 3M Innovative Properties Company Color shifting film with patterned fluorescent and non-fluorescent colorants
US6917399B2 (en) * 2001-02-22 2005-07-12 3M Innovative Properties Company Optical bodies containing cholesteric liquid crystal material and methods of manufacture
US6573963B2 (en) 2001-02-22 2003-06-03 3M Innovativeproperties Company Cholesteric liquid crystal optical bodies and methods of manufacture
JP5067684B2 (ja) 2001-06-14 2012-11-07 Ｎｌｔテクノロジー株式会社 液晶表示装置及びその製造方法
US6876427B2 (en) 2001-09-21 2005-04-05 3M Innovative Properties Company Cholesteric liquid crystal optical bodies and methods of manufacture and use
CN1688430A (zh) * 2002-10-24 2005-10-26 3M创新有限公司 含有连续相和分散相的高增益光学器件的制备方法
WO2004053022A1 (de) * 2002-12-07 2004-06-24 Merck Patent Gmbh Flüssigkristallines medium und flüssigkristallanzeige mit hoher verdrillung
US8243004B2 (en) 2003-03-10 2012-08-14 Fergason Patent Properties, Llc Apparatus and method for preparing, storing, transmitting and displaying images
US20040219338A1 (en) * 2003-05-01 2004-11-04 Hebrink Timothy J. Materials, configurations, and methods for reducing warpage in optical films
US7195356B1 (en) * 2003-09-22 2007-03-27 Colorlink, Inc. Split-path color switching system and method
US7019905B2 (en) * 2003-12-30 2006-03-28 3M Innovative Properties Company Multilayer reflector with suppression of high order reflections
DE102004021494B4 (de) * 2004-04-30 2006-04-06 Man Roland Druckmaschinen Ag Vorrichtung zum Auf- und Abziehen einer Hülse
KR101165487B1 (ko) * 2004-10-29 2012-07-13 쓰리엠 이노베이티브 프로퍼티즈 컴파니 시클릭 올레핀 공중합체를 혼입한 광학 필름
US7329465B2 (en) * 2004-10-29 2008-02-12 3M Innovative Properties Company Optical films incorporating cyclic olefin copolymers
US20060159888A1 (en) * 2004-10-29 2006-07-20 Hebrink Timothy J Optical films incorporating cyclic olefin copolymers
US20060093809A1 (en) * 2004-10-29 2006-05-04 Hebrink Timothy J Optical bodies and methods for making optical bodies
US7525604B2 (en) * 2005-03-15 2009-04-28 Naxellent, Llc Windows with electrically controllable transmission and reflection
US20060227421A1 (en) 2005-04-06 2006-10-12 Stover Carl A Optical bodies including strippable boundary layers
JP4814312B2 (ja) 2005-04-06 2011-11-16 スリーエム イノベイティブ プロパティズ カンパニー 粗い可剥性境界層及び非対称表面構造を含んだ光学体
US9709700B2 (en) * 2005-04-06 2017-07-18 3M Innovative Properties Company Optical bodies including rough strippable boundary layers
US7180779B2 (en) * 2005-07-11 2007-02-20 Atmel Corporation Memory architecture with enhanced over-erase tolerant control gate scheme
DK2106560T3 (en) * 2007-01-24 2017-08-07 Ravenbrick Llc THERMAL REPLACED OPTICAL DOWN CONVERTER FILTER
US7936500B2 (en) * 2007-03-02 2011-05-03 Ravenbrick Llc Wavelength-specific optical switch
US7973998B2 (en) * 2007-05-18 2011-07-05 Serious Materials, Inc. Temperature activated optical films
WO2009009770A1 (en) 2007-07-11 2009-01-15 Ravenbrick, Llc Thermally switched reflective optical shutter
US8908267B2 (en) * 2007-09-19 2014-12-09 Ravenbrick, Llc Low-emissivity window films and coatings incorporating nanoscale wire grids
US8169685B2 (en) * 2007-12-20 2012-05-01 Ravenbrick, Llc Thermally switched absorptive window shutter
EP2098584B1 (en) 2008-03-05 2011-10-12 Merck Patent GmbH Liquid-crystalline medium and liquid-crystal display having high twist
EP2269100A4 (en) * 2008-04-23 2011-12-28 Ravenbrick Llc HANDLING OF GLOSSY ON REFLECTIVE AND THERMO-THINKING SURFACES
US9116302B2 (en) * 2008-06-19 2015-08-25 Ravenbrick Llc Optical metapolarizer device
AU2009282812B2 (en) 2008-08-20 2013-02-21 Ravenbrick, Llc Methods for fabricating thermochromic filters
EP2417481B1 (en) 2009-04-10 2016-11-16 Ravenbrick, LLC Thermally switched optical filter incorporating a guest-host architecture
US8867132B2 (en) * 2009-10-30 2014-10-21 Ravenbrick Llc Thermochromic filters and stopband filters for use with same
JP5734993B2 (ja) * 2009-11-17 2015-06-17 レイブンブリック，エルエルシー 屈折性光学構造を組み込んだ温度応答切換型光学フィルタ
EP2526456A4 (en) * 2010-01-22 2014-01-29 Oakley Inc GLASSES FOR 3D GLASSES
WO2012078197A1 (en) * 2010-01-22 2012-06-14 Oakley, Inc. Eyewear with three-dimensional viewing capability
WO2011123457A1 (en) * 2010-03-29 2011-10-06 Ravenbrick Llc Polymer-stabilized thermotropic liquid crystal device
CN103080443B (zh) 2010-06-01 2015-11-25 雷文布里克有限责任公司 多功能建筑构件
EP2399972B1 (en) 2010-06-25 2015-11-25 Merck Patent GmbH Liquid-crystalline medium and liquid-crystal display having high twist
WO2013033608A2 (en) 2011-09-01 2013-03-07 Wil Mccarthy Thermotropic optical shutter incorporating coatable polarizers

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3807831A (en) * 1972-06-20 1974-04-30 Beckman Instruments Inc Liquid crystal display apparatus
US3960438A (en) * 1972-12-01 1976-06-01 Honeywell Inc. Reflective displays
CH573126A5 (ko) * 1974-06-07 1976-02-27 Bbc Brown Boveri & Cie
US4073571A (en) * 1976-05-05 1978-02-14 Hughes Aircraft Company Circularly polarized light source
JPS6146030A (ja) * 1984-08-10 1986-03-06 Fujitsu Ltd 加熱炉
JP2525153B2 (ja) * 1985-08-02 1996-08-14 チッソ株式会社 液晶組成物
US4780240A (en) * 1985-08-02 1988-10-25 Chisso Corporation Liquid crystal composition
DE3534777A1 (de) * 1985-09-30 1987-04-02 Hoechst Ag Fluessigkristall-phase mit eine temperaturkompensation bewirkenden dotierstoffen
DE3534778A1 (de) * 1985-09-30 1987-04-02 Hoechst Ag Chirale ester mesogener carbonsaeuren, ein verfahren zu deren herstellung und ihre verwendung als dotierstoff in fluessigkristall-phasen
JPS6325626A (ja) * 1986-07-18 1988-02-03 Stanley Electric Co Ltd 液晶表示素子
DE3824902A1 (de) * 1988-07-22 1990-02-15 Hoechst Ag Optisch aktive, in 4-stellung einen mesogenen rest tragende 1,3-dioxolan-derivate, ein verfahren zu ihrer herstellung und ihre verwendung als dotierstoffe in fluessigkristallmischungen
US5243451A (en) * 1989-05-15 1993-09-07 Ricoh Company, Ltd. DAP type liquid crystal device with cholesteric liquid crystal birefringent layer
US5235443A (en) * 1989-07-10 1993-08-10 Hoffmann-La Roche Inc. Polarizer device
EP0407830B1 (de) * 1989-07-10 1996-09-25 F. Hoffmann-La Roche Ag Polarisator

Also Published As

Publication number Publication date
JPH04502486A (ja) 1992-05-07
US5319478A (en) 1994-06-07
JP2831463B2 (ja) 1998-12-02
WO1991006613A1 (de) 1991-05-16
KR100203549B1 (ko) 1999-06-15
DE59008313D1 (de) 1995-03-02
JPH04502524A (ja) 1992-05-07
EP0452438A1 (de) 1991-10-23
SG50560A1 (en) 2000-10-24
KR920701393A (ko) 1992-08-11
HK17897A (en) 1997-02-13
EP0450025B1 (de) 1995-01-18
EP0450025A1 (de) 1991-10-09
JP2809877B2 (ja) 1998-10-15
WO1991006889A1 (de) 1991-05-16

Similar Documents

Publication Publication Date Title
KR920701862A (ko) 액정을 포함하는 광조절 시스템
KR870007430A (ko) 프레이넬 렌즈를 가진 라이트 박스
EP0377757A4 (en) Reflection-type liquid crystal electro-optical device and projection-type display device using the same
KR970707460A (ko) 평면 패널 화상 디스플레이 장치용 조사시스템(lllumination system for a flat-panel picture display device)
KR100730433B1 (ko) 액정표시장치
ATE34468T1 (de) Fluessigkristrall-vorrichtungen.
JP2004522983A5 (ko)
ATE323898T1 (de) Reflektierende optische polarisatorvorrichtung mit geregelter lichtverteilung und eine diese enthaltende flüssigkristallanzeige
KR910012784A (ko) 액정 표시 소자
WO1997036206A1 (en) Liquid crystal display device including multiple ambient light illumination modes
EP0377309A3 (en) Back-lit display
FR2751097B1 (fr) Elements a proprietes optiques/energetiques variables
US4025161A (en) Electro-optical liquid-crystal display device
KR970701377A (ko) 오버헤드 프로젝터를 갖는 표시 시스템(Presentation system with overhead projector)
CA2038869A1 (en) Optical modulation device and display apparatus
KR880701394A (ko) 스멕틱 액정장치
KR870700143A (ko) 광 로직 장치
US6459461B1 (en) Liquid-crystal display device
GB1435591A (en) Liquid crystal devices
KR910012760A (ko) 동조가능한 광학 도파관 장치
KR970022417A (ko) 어카이랄(achiral)스멕틱 시(C) 액정 물질을 이용한 액정 표시 장치
KR960000258B1 (ko) 액정 표시소자용 백라이트 장치
TW200510825A (en) Optical modulation method for a liquid crystal layer and liquid crystal device using the method
JPS5570817A (en) Reflection type liquid crystal display element
JPS54115143A (en) Reflection type liquid crystal display device

Legal Events

Date Code Title Description
A201 Request for examination
N231 Notification of change of applicant
E902 Notification of reason for refusal
E701 Decision to grant or registration of patent right
NORF Unpaid initial registration fee