FR2341172A1 - DISPLAY OF RADIOGRAMS USING LIQUID CRYSTALS - Google Patents
DISPLAY OF RADIOGRAMS USING LIQUID CRYSTALSInfo
- Publication number
- FR2341172A1 FR2341172A1 FR7604227A FR7604227A FR2341172A1 FR 2341172 A1 FR2341172 A1 FR 2341172A1 FR 7604227 A FR7604227 A FR 7604227A FR 7604227 A FR7604227 A FR 7604227A FR 2341172 A1 FR2341172 A1 FR 2341172A1
- Authority
- FR
- France
- Prior art keywords
- radiograms
- display
- liquid crystals
- crystals
- liquid
- 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.)
- Granted
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
- G01T1/00—Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation
- G01T1/29—Measurement performed on radiation beams, e.g. position or section of the beam; Measurement of spatial distribution of radiation
- G01T1/2914—Measurement of spatial distribution of radiation
- G01T1/2921—Static instruments for imaging the distribution of radioactivity in one or two dimensions; Radio-isotope cameras
-
- 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
-
- 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
- G02F1/135—Liquid crystal cells structurally associated with a photoconducting or a ferro-electric layer, the properties of which can be optically or electrically varied
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G15/00—Apparatus for electrographic processes using a charge pattern
- G03G15/054—Apparatus for electrographic processes using a charge pattern using X-rays, e.g. electroradiography
- G03G15/0545—Ionography, i.e. X-rays induced liquid or gas discharge
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB602076A GB1509823A (en) | 1976-02-16 | 1976-02-16 | Liquid crystal imaging of radiograms |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2341172A1 true FR2341172A1 (en) | 1977-09-09 |
FR2341172B1 FR2341172B1 (en) | 1979-08-31 |
Family
ID=9806980
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7604227A Granted FR2341172A1 (en) | 1976-02-16 | 1976-02-16 | DISPLAY OF RADIOGRAMS USING LIQUID CRYSTALS |
Country Status (4)
Country | Link |
---|---|
BE (1) | BE838600A (en) |
DE (1) | DE2606543A1 (en) |
FR (1) | FR2341172A1 (en) |
GB (1) | GB1509823A (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4794296A (en) * | 1986-03-18 | 1988-12-27 | Optron System, Inc. | Charge transfer signal processor |
-
1976
- 1976-02-16 DE DE19762606543 patent/DE2606543A1/en active Pending
- 1976-02-16 FR FR7604227A patent/FR2341172A1/en active Granted
- 1976-02-16 GB GB602076A patent/GB1509823A/en not_active Expired
- 1976-02-16 BE BE1007205A patent/BE838600A/en unknown
Also Published As
Publication number | Publication date |
---|---|
GB1509823A (en) | 1978-05-04 |
FR2341172B1 (en) | 1979-08-31 |
DE2606543A1 (en) | 1977-08-18 |
BE838600A (en) | 1976-06-16 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
FR2485777B1 (en) | LIQUID CRYSTAL DISPLAY ELEMENT | |
GB2025648B (en) | Liquid crystal display | |
GB2020053B (en) | Liquid crystal display | |
DE3233699C2 (en) | Liquid crystal display device | |
FR2350390A1 (en) | LIQUID CRYSTAL COMPOUNDS AND MIXTURES | |
FR2286458A1 (en) | LIQUID CRYSTAL DISPLAY PROCESS | |
FR2450274B1 (en) | IMPROVED LIQUID CRYSTAL COMPOSITION | |
FR2280945A1 (en) | LIQUID CRYSTAL DISPLAY SCREEN | |
GB2023866B (en) | Guest-host liquid crystal display | |
AT356190B (en) | LIQUID CRYSTAL DISPLAY | |
AT361549B (en) | LIQUID CRYSTAL DISPLAY | |
GB2023865B (en) | Guest-host liquid crystal display | |
FR2349186A1 (en) | WATERPROOF CELL FOR LIQUID CRYSTAL DISPLAY DEVICE | |
BE838600A (en) | DISPLAY OF RADIOGRAMS USING LIQUID CRYSTALS | |
JPS5512919A (en) | Liquid crystal image display | |
JPS5532063A (en) | Liquid crystal display | |
JPS5518602A (en) | Liquid crystal display | |
JPS5538511A (en) | Liquid crystal display | |
JPS55524A (en) | Liquid crystal display element | |
JPS5564282A (en) | Liquid crystal display | |
JPS5512920A (en) | Liquid crystal display | |
JPS556311A (en) | Liquid crystal display element | |
JPS5372598A (en) | Liquid crystal display | |
JPS52108147A (en) | Liquid crystal picture display unit | |
JPS5525079A (en) | Liquid crystal display |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |