CH608644A5 - - Google Patents
Info
- Publication number
- CH608644A5 CH608644A5 CH1495677A CH1495677A CH608644A5 CH 608644 A5 CH608644 A5 CH 608644A5 CH 1495677 A CH1495677 A CH 1495677A CH 1495677 A CH1495677 A CH 1495677A CH 608644 A5 CH608644 A5 CH 608644A5
- Authority
- CH
- Switzerland
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
- G02F1/1336—Illuminating devices
- G02F1/133617—Illumination with ultraviolet light; Luminescent elements or materials associated to the cell
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
- F21K2/00—Non-electric light sources using luminescence; Light sources using electrochemiluminescence
-
- 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
- G02F1/13725—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 guest-host interaction
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mathematical Physics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Liquid Crystal (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Electric Clocks (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2706355A DE2706355C2 (de) | 1977-02-15 | 1977-02-15 | Anzeige-Anordnung mit einem Lichtventil, insbesondere einer Flfissigkristallzelle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH608644A5 true CH608644A5 (US06623731-20030923-C00012.png) | 1979-01-15 |
Family
ID=6001243
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1495677A CH608644A5 (US06623731-20030923-C00012.png) | 1977-02-15 | 1977-12-07 |
Country Status (12)
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2809554A (en) * | 1954-07-16 | 1957-10-15 | Zeiss Carl | Microscope objective with low magnification for epi-microscopes |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2706405C3 (de) * | 1977-02-15 | 1985-08-01 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V., 8000 Muenchen | Anzeigeanordnung zur Darstellung von hellen Bildern vor dunklem Hintergrund |
| CH633381A5 (de) * | 1978-12-20 | 1982-11-30 | Bbc Brown Boveri & Cie | Elektrooptische anzeige mit reflektor. |
| DE2927100A1 (de) * | 1979-07-04 | 1981-01-08 | Siemens Ag | Anordnung zur helligkeitsverstaerkung von passiven anzeigevorrichtungen |
| US4518225A (en) * | 1983-04-11 | 1985-05-21 | Rockwell International Corporation | Multicolored liquid crystal displays utilizing photoluminescent transflectors and mask |
| US4636807A (en) * | 1986-03-14 | 1987-01-13 | The Mead Corporation | Apparatus and method for light value gray scale recording |
| US4641925A (en) * | 1986-03-20 | 1987-02-10 | Motorola, Inc. | Liquid crystal display assembly with phosphorescent backlighting |
| US5416575A (en) * | 1991-11-18 | 1995-05-16 | Schwartz; Mark | Method and system for calibrating an optical density measurement apparatus |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3551026A (en) * | 1965-04-26 | 1970-12-29 | Rca Corp | Control of optical properties of materials with liquid crystals |
| JPS5140289B1 (US06623731-20030923-C00012.png) * | 1971-01-23 | 1976-11-02 | ||
| CH1206174A4 (fr) * | 1973-09-07 | 1977-05-31 | Seiko Instr & Electronics | Montre-bracelet électronique |
| US4043636A (en) * | 1974-12-23 | 1977-08-23 | Intel Corporation | Illumination-panel for liquid crystal display of similar device |
| CH589307A5 (US06623731-20030923-C00012.png) * | 1975-06-27 | 1977-06-30 | Bbc Brown Boveri & Cie | |
| AT351615B (de) * | 1975-12-03 | 1979-08-10 | Siemens Ag | Anordnung zur passiven helligkeitsverstaerkung von ein- oder mehrfarbigen anzeigevor- richtungen |
-
1977
- 1977-02-15 DE DE2706355A patent/DE2706355C2/de not_active Expired
- 1977-12-07 CH CH1495677A patent/CH608644A5/xx not_active IP Right Cessation
-
1978
- 1978-02-09 FR FR7803645A patent/FR2380565A1/fr active Granted
- 1978-02-10 CA CA296,691A patent/CA1106950A/en not_active Expired
- 1978-02-13 IT IT20210/78A patent/IT1092685B/it active
- 1978-02-13 US US05/877,366 patent/US4240711A/en not_active Expired - Lifetime
- 1978-02-13 AT AT100278A patent/AT354535B/de not_active IP Right Cessation
- 1978-02-14 NL NL7801666A patent/NL7801666A/xx not_active Application Discontinuation
- 1978-02-14 GB GB5774/78A patent/GB1585753A/en not_active Expired
- 1978-02-15 JP JP1638378A patent/JPS53101998A/ja active Pending
- 1978-02-15 SE SE7801775A patent/SE7801775L/xx unknown
- 1978-02-15 BE BE185196A patent/BE863989A/xx not_active IP Right Cessation
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2809554A (en) * | 1954-07-16 | 1957-10-15 | Zeiss Carl | Microscope objective with low magnification for epi-microscopes |
Also Published As
| Publication number | Publication date |
|---|---|
| IT1092685B (it) | 1985-07-12 |
| NL7801666A (nl) | 1978-08-17 |
| US4240711A (en) | 1980-12-23 |
| BE863989A (fr) | 1978-05-29 |
| DE2706355B1 (de) | 1978-08-10 |
| GB1585753A (en) | 1981-03-11 |
| CA1106950A (en) | 1981-08-11 |
| SE7801775L (sv) | 1978-08-15 |
| JPS53101998A (en) | 1978-09-05 |
| ATA100278A (de) | 1979-06-15 |
| AT354535B (de) | 1979-01-10 |
| DE2706355C2 (de) | 1979-04-05 |
| IT7820210A0 (it) | 1978-02-13 |
| FR2380565A1 (fr) | 1978-09-08 |
| FR2380565B1 (US06623731-20030923-C00012.png) | 1982-11-19 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |