GB2355315B - Circular polarizer with optically anisotropic and isotropic layers - Google Patents

Circular polarizer with optically anisotropic and isotropic layers

Info

Publication number
GB2355315B
GB2355315B GB0022563A GB0022563A GB2355315B GB 2355315 B GB2355315 B GB 2355315B GB 0022563 A GB0022563 A GB 0022563A GB 0022563 A GB0022563 A GB 0022563A GB 2355315 B GB2355315 B GB 2355315B
Authority
GB
United Kingdom
Prior art keywords
optically anisotropic
circular polarizer
isotropic layers
isotropic
layers
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.)
Expired - Fee Related
Application number
GB0022563A
Other versions
GB0022563D0 (en
GB2355315A (en
Inventor
Mark Verrall
Kim Slaney
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.)
Merck Patent GmbH
Original Assignee
Merck Patent GmbH
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 Merck Patent GmbH filed Critical Merck Patent GmbH
Publication of GB0022563D0 publication Critical patent/GB0022563D0/en
Publication of GB2355315A publication Critical patent/GB2355315A/en
Application granted granted Critical
Publication of GB2355315B publication Critical patent/GB2355315B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/133528—Polarisers
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Polarising Elements (AREA)
  • Liquid Crystal (AREA)
GB0022563A 1999-09-17 2000-09-14 Circular polarizer with optically anisotropic and isotropic layers Expired - Fee Related GB2355315B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP99118446 1999-09-17

Publications (3)

Publication Number Publication Date
GB0022563D0 GB0022563D0 (en) 2000-11-01
GB2355315A GB2355315A (en) 2001-04-18
GB2355315B true GB2355315B (en) 2003-10-08

Family

ID=8239015

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0022563A Expired - Fee Related GB2355315B (en) 1999-09-17 2000-09-14 Circular polarizer with optically anisotropic and isotropic layers

Country Status (2)

Country Link
DE (1) DE10033916B4 (en)
GB (1) GB2355315B (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8767297B2 (en) 2007-08-14 2014-07-01 Lg Chem, Ltd. Optical film and method of adjusting wavelength dispersion characteristics of the same
CN114341685A (en) * 2019-09-30 2022-04-12 富士胶片株式会社 Optical film and method for producing optical film

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI384056B (en) * 2008-11-25 2013-02-01 Ind Tech Res Inst Liquid crystal display and fabrication method thereof

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1373171A (en) * 1971-01-06 1974-11-06 Xerox Corp Optical filter system
US5691789A (en) * 1995-10-30 1997-11-25 Li; Le Single-layer reflective super broadband circular polarizer and method of fabrication therefor

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1373171A (en) * 1971-01-06 1974-11-06 Xerox Corp Optical filter system
US5691789A (en) * 1995-10-30 1997-11-25 Li; Le Single-layer reflective super broadband circular polarizer and method of fabrication therefor

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8767297B2 (en) 2007-08-14 2014-07-01 Lg Chem, Ltd. Optical film and method of adjusting wavelength dispersion characteristics of the same
US9448349B2 (en) 2007-08-14 2016-09-20 Lg Chem, Ltd. Optical film and method of adjusting wavelength dispersion characteristics of the same
CN114341685A (en) * 2019-09-30 2022-04-12 富士胶片株式会社 Optical film and method for producing optical film

Also Published As

Publication number Publication date
GB0022563D0 (en) 2000-11-01
DE10033916B4 (en) 2009-04-16
DE10033916A1 (en) 2001-03-22
GB2355315A (en) 2001-04-18

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20130914