SE503733C2 - Färgfilter baserat på vätskekristaller avsett för elektronisk fotografering och för bildskärmar - Google Patents
Färgfilter baserat på vätskekristaller avsett för elektronisk fotografering och för bildskärmarInfo
- Publication number
- SE503733C2 SE503733C2 SE9403222A SE9403222A SE503733C2 SE 503733 C2 SE503733 C2 SE 503733C2 SE 9403222 A SE9403222 A SE 9403222A SE 9403222 A SE9403222 A SE 9403222A SE 503733 C2 SE503733 C2 SE 503733C2
- Authority
- SE
- Sweden
- Prior art keywords
- plates
- color
- filter
- optical
- liquid crystals
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/28—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising
- G02B27/288—Filters employing polarising elements, e.g. Lyot or Solc filters
-
- 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
- G02F1/1347—Arrangement of liquid crystal layers or cells in which the final condition of one light beam is achieved by the addition of the effects of two or more layers or cells
- G02F1/13471—Arrangement of liquid crystal layers or cells in which the final condition of one light beam is achieved by the addition of the effects of two or more layers or cells in which all the liquid crystal cells or layers remain transparent, e.g. FLC, ECB, DAP, HAN, TN, STN, SBE-LC cells
- G02F1/13473—Arrangement of liquid crystal layers or cells in which the final condition of one light beam is achieved by the addition of the effects of two or more layers or cells in which all the liquid crystal cells or layers remain transparent, e.g. FLC, ECB, DAP, HAN, TN, STN, SBE-LC cells for wavelength filtering or for colour display without the use of colour mosaic filters
-
- 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
- G02F1/141—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 using ferroelectric liquid crystals
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Liquid Crystal (AREA)
- Optical Filters (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9403222A SE503733C2 (sv) | 1994-09-26 | 1994-09-26 | Färgfilter baserat på vätskekristaller avsett för elektronisk fotografering och för bildskärmar |
PCT/SE1995/001092 WO1996010211A1 (en) | 1994-09-26 | 1995-09-25 | Liquid crystal colour filter for electronic photography and for displays |
DE19581826T DE19581826T1 (de) | 1994-09-26 | 1995-09-25 | Flüssigkristallfarbfilter für elektronische Fotografie und für Anzeigen |
JP8511667A JPH09505912A (ja) | 1994-09-26 | 1995-09-25 | 電子写真用およびディスプレイ用の液晶色フィルタ |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9403222A SE503733C2 (sv) | 1994-09-26 | 1994-09-26 | Färgfilter baserat på vätskekristaller avsett för elektronisk fotografering och för bildskärmar |
Publications (3)
Publication Number | Publication Date |
---|---|
SE9403222D0 SE9403222D0 (sv) | 1994-09-26 |
SE9403222L SE9403222L (sv) | 1996-03-27 |
SE503733C2 true SE503733C2 (sv) | 1996-08-19 |
Family
ID=20395364
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE9403222A SE503733C2 (sv) | 1994-09-26 | 1994-09-26 | Färgfilter baserat på vätskekristaller avsett för elektronisk fotografering och för bildskärmar |
Country Status (4)
Country | Link |
---|---|
JP (1) | JPH09505912A (de) |
DE (1) | DE19581826T1 (de) |
SE (1) | SE503733C2 (de) |
WO (1) | WO1996010211A1 (de) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6280034B1 (en) * | 1999-07-30 | 2001-08-28 | Philips Electronics North America Corporation | Efficient two-panel projection system employing complementary illumination |
JP3923689B2 (ja) | 1999-09-30 | 2007-06-06 | 株式会社東芝 | カラーシャッタ及びカラー画像表示方法 |
US7663739B2 (en) | 2002-10-18 | 2010-02-16 | Board Of Regents, The University Of Texas System | Customizable spectral profiles for filtering |
EP1815182A4 (de) | 2004-09-22 | 2013-01-23 | Univ Texas | Beleuchtungsquellen und anpassbare spektralprofile |
US8570498B2 (en) | 2009-05-15 | 2013-10-29 | Board Of Regents, The University Of Texas System | Filters, illuminants, and customized spectral profiles for reducing perceptible changes in appearance |
CN110784637B (zh) * | 2019-11-20 | 2021-03-26 | 维沃移动通信(杭州)有限公司 | 摄像头模组和电子设备 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4989954A (en) * | 1987-10-09 | 1991-02-05 | Matsushita Electric Industrial Co., Ltd. | Projection type liquid cyrstal display device |
US5231521A (en) * | 1989-10-30 | 1993-07-27 | The University Of Colorado Foundation, Inc. | Chiral smectic liquid crystal polarization interference filters |
US5347378A (en) * | 1991-04-04 | 1994-09-13 | Displaytech, Inc. | Fast switching color filters for frame-sequential video using ferroelectric liquid crystal color-selective filters |
-
1994
- 1994-09-26 SE SE9403222A patent/SE503733C2/sv not_active IP Right Cessation
-
1995
- 1995-09-25 JP JP8511667A patent/JPH09505912A/ja active Pending
- 1995-09-25 DE DE19581826T patent/DE19581826T1/de not_active Withdrawn
- 1995-09-25 WO PCT/SE1995/001092 patent/WO1996010211A1/en active Application Filing
Also Published As
Publication number | Publication date |
---|---|
DE19581826T1 (de) | 1998-01-08 |
SE9403222D0 (sv) | 1994-09-26 |
WO1996010211A1 (en) | 1996-04-04 |
JPH09505912A (ja) | 1997-06-10 |
SE9403222L (sv) | 1996-03-27 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP3436871B1 (de) | Elektrooptische gast-host-flüssigkristallvorrichtung mit filter mit variabler transmission und breitem betrachtungswinkel | |
JP4476293B2 (ja) | 液晶表示装置 | |
CA1168489A (en) | Color filter | |
KR100964964B1 (ko) | 광학 필름 및 광학 필름의 파장분산특성 조절방법 | |
JPH1090521A (ja) | 偏光軸回転積層位相差板およびこれを用いた投射型液晶表示装置 | |
JPH10133016A (ja) | 偏光膜および偏光性複合体 | |
JPH05100114A (ja) | 積層波長板及び円偏光板 | |
TWI668489B (zh) | 眼鏡用變色光學濾光片及具備其之眼鏡 | |
US20220260845A1 (en) | Retarder stack pairs for polarization basis vector transformations | |
CN114815233B (zh) | 增强现实的显示设备 | |
US20180321529A1 (en) | High contrast electro-optic liquid crystal camera iris including liquid crystal material mixed with a dye to improve achromatic performance | |
SE503733C2 (sv) | Färgfilter baserat på vätskekristaller avsett för elektronisk fotografering och för bildskärmar | |
Li et al. | Improved saturation and wide-viewing angle color filters based on multi-twist retarders | |
Hornburg et al. | Highly chromatic retardation via multi-twist liquid crystal films | |
CN115516369A (zh) | 数字可重新配置的中性密度滤光器 | |
EP3690505A1 (de) | Optischer film, optisches element und abbildungsvorrichtung | |
JP2892101B2 (ja) | フルカラー液晶表示装置 | |
CN104658439A (zh) | 一种3d led显示屏 | |
JPH03282417A (ja) | 波長可変型オプティカル・バンドパスフィルタ | |
CN110542941B (zh) | 滤镜的色彩感知的优化方法及透射光谱 | |
JPH04121703A (ja) | 位相差素子 | |
Fujimura et al. | Improvement of optical films for high-performance LCDs | |
JPH0424613A (ja) | 2層型液晶ディスプレイ装置 | |
KR20150019440A (ko) | 3차원 디스플레이용 편광 선택 필터 | |
CN114556194A (zh) | 具有凹口反射偏振器的彩色中性发射显示器 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
NUG | Patent has lapsed |
Ref document number: 9403222-4 Format of ref document f/p: F |