GB1599507A - Optical apparatus including a liquid crystal matrix - Google Patents
Optical apparatus including a liquid crystal matrix Download PDFInfo
- Publication number
- GB1599507A GB1599507A GB1331578A GB1331578A GB1599507A GB 1599507 A GB1599507 A GB 1599507A GB 1331578 A GB1331578 A GB 1331578A GB 1331578 A GB1331578 A GB 1331578A GB 1599507 A GB1599507 A GB 1599507A
- Authority
- GB
- United Kingdom
- Prior art keywords
- matrix
- radiation
- elements
- field
- view
- 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
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S3/00—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received
- G01S3/78—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received using electromagnetic waves other than radio waves
- G01S3/781—Details
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F41—WEAPONS
- F41G—WEAPON SIGHTS; AIMING
- F41G7/00—Direction control systems for self-propelled missiles
- F41G7/20—Direction control systems for self-propelled missiles based on continuous observation of target position
- F41G7/30—Command link guidance systems
- F41G7/301—Details
- F41G7/303—Sighting or tracking devices especially provided for simultaneous observation of the target and of the missile
-
- 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
- G02B27/32—Fiducial marks and measuring scales within the optical system
- G02B27/36—Fiducial marks and measuring scales within the optical system adjustable
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/005—Diaphragms
-
- 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
- G02F1/13306—Circuit arrangements or driving methods for the control of single liquid crystal 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
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/13306—Circuit arrangements or driving methods for the control of single liquid crystal cells
- G02F1/13318—Circuits comprising a photodetector
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Optics & Photonics (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mathematical Physics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Combustion & Propulsion (AREA)
- General Engineering & Computer Science (AREA)
- Electromagnetism (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Liquid Crystal (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19772722018 DE2722018C2 (de) | 1977-05-14 | 1977-05-14 | Flüssigkristallblende |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1599507A true GB1599507A (en) | 1981-10-07 |
Family
ID=6009069
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB1331578A Expired GB1599507A (en) | 1977-05-14 | 1978-04-05 | Optical apparatus including a liquid crystal matrix |
Country Status (3)
Country | Link |
---|---|
DE (1) | DE2722018C2 (de) |
FR (1) | FR2390751A1 (de) |
GB (1) | GB1599507A (de) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2191056A (en) * | 1986-05-17 | 1987-12-02 | Messerschmitt Boelkow Blohm | Masked direction finder |
EP2085763A3 (de) * | 2008-01-30 | 2012-05-23 | Palo Alto Research Center Incorporated | Erhalten von Messergebnissen und/oder -daten als Reaktion auf eine Gegenstanderfassung |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3120344C2 (de) * | 1980-06-28 | 1982-12-30 | Eltro GmbH, Gesellschaft für Strahlungstechnik, 6900 Heidelberg | Verfahren und Vorrichtung zur Funktionsprüfung von Ortungsanlagen |
DE3141524C1 (de) * | 1981-10-20 | 1983-02-24 | Messerschmitt-Bölkow-Blohm GmbH, 8000 München | Verfahren und Vorrichtung zur Ausblendung von Störstrahlern in einer Einrichtung zur optischen Lenkung von Flugkörpern |
FR2538239B1 (fr) * | 1982-12-22 | 1986-02-28 | Essilor Int | Dispositif de mesure de parametres oculaires, notamment ecart pupillaire, avec des reticules electro-optiques a commande numerique |
DE3429410A1 (de) * | 1984-08-09 | 1986-02-20 | Industrieanlagen-Betriebsgesellschaft Mbh, 8012 Ottobrunn | Ir-szenarien-simulator |
JPS62104262A (ja) * | 1985-10-30 | 1987-05-14 | Sharp Corp | イメ−ジ入力装置 |
FR2590965B1 (fr) * | 1985-11-29 | 1989-02-17 | Cibie Projecteurs | Feu de signalisation a deux etats d'eclairement pour vehicule tel qu'un vehicule automobile |
DE3708923A1 (de) * | 1987-03-19 | 1988-09-29 | Messerschmitt Boelkow Blohm | Modulationsvorrichtung |
FR2614426A1 (fr) * | 1987-04-25 | 1988-10-28 | Messerschmitt Boelkow Blohm | Goniometre pour la localisation de la position d'un missile |
DE3741856C1 (de) * | 1987-12-10 | 1989-04-20 | Messerschmitt Boelkow Blohm | Optronische stoergeschuetzte Flugkoerperortung |
NL8800595A (nl) * | 1988-03-10 | 1989-10-02 | Philips Nv | Weergeef- en opneeminrichting voor stereoscopische beeldweergave. |
DE3910159A1 (de) * | 1989-03-21 | 1990-09-27 | Stefan Weller | Verfahren zum beruehrungsgesteuerten abblenden eines lichtfeldes, das in wenigstens einem schritt auf mindestens einer von vier rechtwinklig zueinander stehenden seiten eines lichtfeldes wirksam ist |
FR2751479B1 (fr) * | 1990-08-03 | 1998-11-06 | Thomson Csf | Procede et systeme de protection des equipements de veille ou de poursuite optroniques au regard d'une illumination |
FR2686161B1 (fr) * | 1992-01-10 | 1995-01-06 | Essilor Int | Reticule electronique, procede d'obtention d'une meilleure precision lors de l'emploi d'un reticule electronique, et son application. |
DE19519166C2 (de) * | 1995-05-24 | 1997-09-18 | Walther Carl Gmbh | Diopter-Zielvorrichtung |
DE10212823B4 (de) * | 2002-03-22 | 2010-12-09 | Leopold Kostal Gmbh & Co. Kg | Funktionssymboldarstellungseinrichtung |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3675988A (en) * | 1969-11-25 | 1972-07-11 | Sperry Rand Corp | Liquid crystal electro-optical measurement and display devices |
US3765747A (en) * | 1971-08-02 | 1973-10-16 | Texas Instruments Inc | Liquid crystal display using a moat, integral driver circuit and electrodes formed within a semiconductor substrate |
DD105372A1 (de) * | 1972-09-06 | 1974-04-12 | ||
GB1432558A (en) * | 1972-09-22 | 1976-04-22 | Secr Defence | Graticule |
CA993695A (en) * | 1972-10-02 | 1976-07-27 | Hughes Aircraft Company | Liquid crystal digital reticle |
DE2428012A1 (de) * | 1974-06-11 | 1976-01-02 | Heinrichs Klaus Dieter | Fluessigkristallblenden und verschluesse |
CH592318A5 (de) * | 1975-10-23 | 1977-10-31 | Bbc Brown Boveri & Cie | |
DE2655306C3 (de) * | 1976-12-07 | 1981-07-09 | Messerschmitt-Bölkow-Blohm GmbH, 8000 München | Verfahren und Vorrichtung zur Ausblendung von Störstrahlern in einer Einrichtung zur optischen Lenkung von Flugkörpern |
-
1977
- 1977-05-14 DE DE19772722018 patent/DE2722018C2/de not_active Expired
-
1978
- 1978-03-07 FR FR7806478A patent/FR2390751A1/fr active Granted
- 1978-04-05 GB GB1331578A patent/GB1599507A/en not_active Expired
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2191056A (en) * | 1986-05-17 | 1987-12-02 | Messerschmitt Boelkow Blohm | Masked direction finder |
GB2191056B (en) * | 1986-05-17 | 1990-08-22 | Messerschmitt Boelkow Blohm | An opto-electronic position finding system |
EP2085763A3 (de) * | 2008-01-30 | 2012-05-23 | Palo Alto Research Center Incorporated | Erhalten von Messergebnissen und/oder -daten als Reaktion auf eine Gegenstanderfassung |
Also Published As
Publication number | Publication date |
---|---|
FR2390751A1 (fr) | 1978-12-08 |
DE2722018A1 (de) | 1978-11-16 |
DE2722018C2 (de) | 1983-12-08 |
FR2390751B3 (de) | 1980-11-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed | ||
PCNP | Patent ceased through non-payment of renewal fee |