JPS6126669B2 - - Google Patents
Info
- Publication number
- JPS6126669B2 JPS6126669B2 JP53072010A JP7201078A JPS6126669B2 JP S6126669 B2 JPS6126669 B2 JP S6126669B2 JP 53072010 A JP53072010 A JP 53072010A JP 7201078 A JP7201078 A JP 7201078A JP S6126669 B2 JPS6126669 B2 JP S6126669B2
- Authority
- JP
- Japan
- Prior art keywords
- display device
- liquid crystal
- crystal material
- electro
- nematic
- 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
Links
- 230000003287 optical effect Effects 0.000 claims description 45
- 239000004973 liquid crystal related substance Substances 0.000 claims description 43
- 239000000463 material Substances 0.000 claims description 38
- 210000004027 cell Anatomy 0.000 claims description 32
- 210000002858 crystal cell Anatomy 0.000 claims description 19
- 239000004988 Nematic liquid crystal Substances 0.000 claims description 13
- 239000004986 Cholesteric liquid crystals (ChLC) Substances 0.000 claims description 5
- 230000008859 change Effects 0.000 claims description 5
- 239000004020 conductor Substances 0.000 claims description 5
- 230000003098 cholesteric effect Effects 0.000 claims description 3
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- XOLBLPGZBRYERU-UHFFFAOYSA-N tin dioxide Chemical compound O=[Sn]=O XOLBLPGZBRYERU-UHFFFAOYSA-N 0.000 claims description 3
- 229910001887 tin oxide Inorganic materials 0.000 claims description 3
- 229910003437 indium oxide Inorganic materials 0.000 claims description 2
- PJXISJQVUVHSOJ-UHFFFAOYSA-N indium(iii) oxide Chemical compound [O-2].[O-2].[O-2].[In+3].[In+3] PJXISJQVUVHSOJ-UHFFFAOYSA-N 0.000 claims description 2
- 239000000975 dye Substances 0.000 description 13
- 230000000694 effects Effects 0.000 description 6
- 239000006117 anti-reflective coating Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- 238000005286 illumination Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000005684 electric field Effects 0.000 description 2
- 238000010894 electron beam technology Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000010287 polarization Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000003595 spectral effect Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 210000002421 cell wall Anatomy 0.000 description 1
- 230000003467 diminishing effect Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000000382 optic material Substances 0.000 description 1
- 230000008707 rearrangement Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 239000012780 transparent material Substances 0.000 description 1
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
- G02F1/137—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
- G02F1/1393—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 birefringence of the liquid crystal being electrically controlled, e.g. ECB-, DAP-, HAN-, PI-LC cells
-
- 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
- G02F1/1313—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 specially adapted for a particular application
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
- H01J29/86—Vessels; Containers; Vacuum locks
- H01J29/89—Optical or photographic arrangements structurally combined or co-operating with the vessel
- H01J29/896—Anti-reflection means, e.g. eliminating glare due to ambient light
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2229/00—Details of cathode ray tubes or electron beam tubes
- H01J2229/89—Optical components associated with the vessel
- H01J2229/8926—Active components, e.g. LCD's, indicators, illuminators and moving devices
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Liquid Crystal (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Transforming Electric Information Into Light Information (AREA)
- Liquid Crystal Display Device Control (AREA)
- Vessels, Lead-In Wires, Accessory Apparatuses For Cathode-Ray Tubes (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB2509077 | 1977-06-15 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5433698A JPS5433698A (en) | 1979-03-12 |
| JPS6126669B2 true JPS6126669B2 (US20110009641A1-20110113-C00116.png) | 1986-06-21 |
Family
ID=10222047
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7201078A Granted JPS5433698A (en) | 1977-06-15 | 1978-06-14 | Optical screen and crt having same |
Country Status (8)
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4412255A (en) * | 1981-02-23 | 1983-10-25 | Optical Coating Laboratory, Inc. | Transparent electromagnetic shield and method of manufacturing |
| GB2133935A (en) * | 1982-12-17 | 1984-08-01 | Payne John M | Dissipating electrical charge from the screen of a visual display unit |
| FR2562363B1 (fr) * | 1984-03-30 | 1988-01-15 | Thomson Csf | Dispositif de prise de vues en infrarouge |
| FR2568393B1 (fr) * | 1984-07-26 | 1986-11-14 | Commissariat Energie Atomique | Cellule a cristal liquide nematique faiblement dope par un solute chiral, et du type a birefringence controlee electriquement |
| EP0182639A3 (en) * | 1984-11-19 | 1988-05-11 | Tektronix, Inc. | Optical filter having variable transmission characteristics |
| US5075789A (en) * | 1990-04-05 | 1991-12-24 | Raychem Corporation | Displays having improved contrast |
| US7071907B1 (en) * | 1999-05-07 | 2006-07-04 | Candescent Technologies Corporation | Display with active contrast enhancement |
| KR20010102325A (ko) * | 1999-12-24 | 2001-11-15 | 요트.게.아. 롤페즈 | 스캐닝 윈도우를 구비한 디스플레이 디바이스 |
| GB0025795D0 (en) * | 2000-10-20 | 2000-12-06 | Seos Displays Ltd | Image display apparatus for displaying moving images |
| US7075593B2 (en) * | 2003-03-26 | 2006-07-11 | Video Display Corporation | Electron-beam-addressed active-matrix spatial light modulator |
| US7647881B2 (en) * | 2007-05-09 | 2010-01-19 | Visteon Global Technologies | Dimensional enhancement lens |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2819459A (en) * | 1954-05-06 | 1958-01-07 | Roy F Dodd | Open-face non-glare type viewing hood |
| US3015693A (en) * | 1958-10-29 | 1962-01-02 | Gen Dynamics Corp | Optical projection of a cathode ray tube image |
| US3185020A (en) * | 1961-09-07 | 1965-05-25 | Optical Coating Laboratory Inc | Three layer anti-reflection coating |
| IT946051B (it) * | 1970-12-04 | 1973-05-21 | Hoffmann La Roche | Cellula ottica |
| US3783184A (en) * | 1972-03-08 | 1974-01-01 | Hughes Aircraft Co | Electronically switched field sequential color television |
| FR2180448B2 (US20110009641A1-20110113-C00116.png) * | 1972-04-17 | 1974-12-20 | Thomson Csf | |
| JPS4946954A (US20110009641A1-20110113-C00116.png) * | 1972-09-11 | 1974-05-07 | ||
| NL7300452A (US20110009641A1-20110113-C00116.png) * | 1973-01-12 | 1974-07-16 | ||
| FR2251023A1 (en) * | 1973-11-09 | 1975-06-06 | Thomson Csf | Contrast compensation system for optical display - uses liquid crystal enabling operation in high ambient light levels |
| DE2452392A1 (de) * | 1974-11-05 | 1976-05-06 | Licentia Gmbh | Farbbildwiedergabevorrichtung |
-
1978
- 1978-06-12 US US05/914,771 patent/US4231068A/en not_active Expired - Lifetime
- 1978-06-14 BR BR7803797A patent/BR7803797A/pt unknown
- 1978-06-14 JP JP7201078A patent/JPS5433698A/ja active Granted
- 1978-06-15 CA CA305,563A patent/CA1105544A/en not_active Expired
- 1978-06-15 MX MX173809A patent/MX144543A/es unknown
- 1978-06-15 DE DE7878300047T patent/DE2860638D1/de not_active Expired
- 1978-06-15 EP EP78300047A patent/EP0000422B1/en not_active Expired
- 1978-06-15 IL IL54915A patent/IL54915A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE2860638D1 (en) | 1981-08-06 |
| MX144543A (es) | 1981-10-23 |
| IL54915A (en) | 1980-10-26 |
| CA1105544A (en) | 1981-07-21 |
| BR7803797A (pt) | 1979-04-10 |
| EP0000422B1 (en) | 1981-04-29 |
| US4231068A (en) | 1980-10-28 |
| JPS5433698A (en) | 1979-03-12 |
| EP0000422A1 (en) | 1979-01-24 |
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