JPS5074347A - - Google Patents
Info
- Publication number
- JPS5074347A JPS5074347A JP49096029A JP9602974A JPS5074347A JP S5074347 A JPS5074347 A JP S5074347A JP 49096029 A JP49096029 A JP 49096029A JP 9602974 A JP9602974 A JP 9602974A JP S5074347 A JPS5074347 A JP S5074347A
- Authority
- JP
- Japan
- 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.)
- Pending
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
- G02F1/03—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 ceramics or electro-optical crystals, e.g. exhibiting Pockels effect or Kerr effect
- G02F1/055—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 ceramics or electro-optical crystals, e.g. exhibiting Pockels effect or Kerr effect the active material being a ceramic
- G02F1/0558—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 ceramics or electro-optical crystals, e.g. exhibiting Pockels effect or Kerr effect the active material being a ceramic structurally associated with a photoconductive layer or exhibiting photo-refractive properties
Landscapes
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Nonlinear Science (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Recording Or Reproduction (AREA)
- Optical Head (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7330303A FR2241846B1 (ja) | 1973-08-21 | 1973-08-21 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5074347A true JPS5074347A (ja) | 1975-06-19 |
Family
ID=9124153
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP49096029A Pending JPS5074347A (ja) | 1973-08-21 | 1974-08-21 |
Country Status (5)
Country | Link |
---|---|
US (1) | US3978458A (ja) |
JP (1) | JPS5074347A (ja) |
DE (1) | DE2440119A1 (ja) |
FR (1) | FR2241846B1 (ja) |
GB (1) | GB1484636A (ja) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ZA757388B (en) * | 1974-12-16 | 1977-07-27 | Photovoltaic Ceramic Corp | Ferroelectric ceramic devices |
FR2312052A1 (fr) * | 1975-05-23 | 1976-12-17 | Thomson Csf | Dispositif optique de stockage holographique et systeme de stockage tridimensionnel utilisant un tel dispositif |
US4391901A (en) * | 1980-06-13 | 1983-07-05 | The United States Of America As Represented By The United States Department Of Energy | Photosensitivity enhancement of PLZT ceramics by positive ion implantation |
FR2595145B1 (fr) * | 1986-02-28 | 1989-03-31 | Thomson Csf | Systeme de visualisation a memoire |
US4945514A (en) * | 1988-05-31 | 1990-07-31 | Land Cecil E | Method of bistable optical information storage using antiferroelectric phase PLZT ceramics |
US4965784A (en) * | 1988-05-31 | 1990-10-23 | Sandia Corporation | Method and apparatus for bistable optical information storage for erasable optical disks |
US5003528A (en) * | 1988-09-09 | 1991-03-26 | The United States Of America As Represented By The Secretary Of The Air Force | Photorefractive, erasable, compact laser disk |
FR2669427B1 (fr) * | 1990-11-16 | 1993-01-22 | Thomson Csf | Dispositif de controle d'alignement de deux voies optiques et systeme de designation laser equipe d'un tel dispositif de controle. |
FR2727215B1 (fr) * | 1994-11-18 | 1996-12-20 | Thomson Csf | Dispositif de veille panoramique infrarouge statique a detecteurs matriciels multiples |
FR2750487B1 (fr) * | 1996-06-28 | 2005-10-21 | Thomson Csf | Revetement pour la protection personnelle d'un fantassin |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3517206A (en) * | 1968-04-08 | 1970-06-23 | Itek Corp | Apparatus and method for optical read-out of internal electric field |
US3602904A (en) * | 1969-03-06 | 1971-08-31 | Stewart E Cummins | Ferroelectric gadolinium molybdate bistable light gate-memory cell |
US3614754A (en) * | 1969-03-17 | 1971-10-19 | Stewart E Cummins | Ferroelectric gadolinium molybdate compensation type bistable light gate and logic cell having memory |
US3835459A (en) * | 1972-03-06 | 1974-09-10 | Us Air Force | BIREFRINGENCE READ Bi{11 Ti{11 O{11 {11 DISPLAY AND MEMORY DEVICE |
US3740734A (en) * | 1972-03-15 | 1973-06-19 | Bell Telephone Labor Inc | Coarse grain polycrystalline ferroelectric ceramic optical memory system |
US3823998A (en) * | 1972-06-01 | 1974-07-16 | Sanyo Electric Co | Light valve |
US3792449A (en) * | 1972-06-30 | 1974-02-12 | Ibm | Ferroelectric ceramic storage display tube |
-
1973
- 1973-08-21 FR FR7330303A patent/FR2241846B1/fr not_active Expired
-
1974
- 1974-08-16 US US05/498,218 patent/US3978458A/en not_active Expired - Lifetime
- 1974-08-21 DE DE2440119A patent/DE2440119A1/de not_active Withdrawn
- 1974-08-21 GB GB36809/74A patent/GB1484636A/en not_active Expired
- 1974-08-21 JP JP49096029A patent/JPS5074347A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
GB1484636A (en) | 1977-09-01 |
US3978458A (en) | 1976-08-31 |
FR2241846B1 (ja) | 1977-09-09 |
DE2440119A1 (de) | 1975-02-27 |
FR2241846A1 (ja) | 1975-03-21 |