FR2158549A1 - - Google Patents
Info
- Publication number
- FR2158549A1 FR2158549A1 FR7239152A FR7239152A FR2158549A1 FR 2158549 A1 FR2158549 A1 FR 2158549A1 FR 7239152 A FR7239152 A FR 7239152A FR 7239152 A FR7239152 A FR 7239152A FR 2158549 A1 FR2158549 A1 FR 2158549A1
- Authority
- FR
- France
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J31/00—Cathode ray tubes; Electron beam tubes
- H01J31/08—Cathode ray tubes; Electron beam tubes having a screen on or from which an image or pattern is formed, picked up, converted, or stored
- H01J31/26—Image pick-up tubes having an input of visible light and electric output
- H01J31/28—Image pick-up tubes having an input of visible light and electric output with electron ray scanning the image screen
- H01J31/34—Image pick-up tubes having an input of visible light and electric output with electron ray scanning the image screen having regulation of screen potential at cathode potential, e.g. orthicon
- H01J31/38—Tubes with photoconductive screen, e.g. vidicon
-
- 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
- H01J29/46—Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
- H01J29/58—Arrangements for focusing or reflecting ray or beam
- H01J29/62—Electrostatic lenses
- H01J29/622—Electrostatic lenses producing fields exhibiting symmetry of revolution
- H01J29/624—Electrostatic lenses producing fields exhibiting symmetry of revolution co-operating with or closely associated to an electron gun
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL7115320A NL7115320A (en) | 1971-11-06 | 1971-11-06 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2158549A1 true FR2158549A1 (en) | 1973-06-15 |
FR2158549B1 FR2158549B1 (en) | 1977-08-26 |
Family
ID=19814429
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7239152A Expired FR2158549B1 (en) | 1971-11-06 | 1972-11-06 |
Country Status (7)
Country | Link |
---|---|
US (1) | US3801855A (en) |
JP (1) | JPS519248B2 (en) |
CA (1) | CA952961A (en) |
DE (1) | DE2251166A1 (en) |
FR (1) | FR2158549B1 (en) |
GB (1) | GB1407056A (en) |
NL (1) | NL7115320A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2280199A1 (en) * | 1974-07-26 | 1976-02-20 | Hitachi Ltd | ELECTROSTATIC FOCUSING TUBES AND MANUFACTURING PROCESS |
FR2348565A1 (en) * | 1976-04-12 | 1977-11-10 | Philips Nv | RECORDER TUBE WITH REDUCED DISPERSION RADIATION |
FR2406886A1 (en) * | 1977-10-18 | 1979-05-18 | Philips Nv | DEVICE EQUIPPED WITH A VIDICON TYPE CAMERA TUBE |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL7603830A (en) * | 1976-04-12 | 1977-10-14 | Philips Nv | TELEVISION RECORDING TUBE. |
NL7809345A (en) * | 1978-09-14 | 1980-03-18 | Philips Nv | CATHED BEAM TUBE. |
JPS5652846A (en) * | 1979-10-03 | 1981-05-12 | Hitachi Ltd | Electrostatically focusing and electromagnetically deflecting image pick-up tube |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2383751A (en) * | 1942-05-07 | 1945-08-28 | Int Standard Electric Corp | Electron lens |
NL150232B (en) * | 1948-12-10 | Hoffmann La Roche | METHOD OF DETERMINING THE (ALPHA) AMYLASE ACTIVITY OF A MATERIAL OF HUMAN OR ANIMAL ORIGIN, AND REAGENTIA FOR THIS. | |
US3023336A (en) * | 1957-10-25 | 1962-02-27 | Tektronix Inc | Cathode ray tube having post acceleration |
US3082342A (en) * | 1959-02-11 | 1963-03-19 | Philips Corp | Photo-electric tube |
US3040205A (en) * | 1960-05-31 | 1962-06-19 | Harold R Walker | Electrostatic vidicon |
FR1391983A (en) * | 1964-01-31 | 1965-03-12 | Csf | Improvements to image analyzer tubes using induced conductivity targets |
-
1971
- 1971-11-06 NL NL7115320A patent/NL7115320A/xx unknown
-
1972
- 1972-10-18 US US00298622A patent/US3801855A/en not_active Expired - Lifetime
- 1972-10-19 DE DE2251166A patent/DE2251166A1/en active Pending
- 1972-11-01 CA CA155,325A patent/CA952961A/en not_active Expired
- 1972-11-02 JP JP47110192A patent/JPS519248B2/ja not_active Expired
- 1972-11-03 GB GB5080372A patent/GB1407056A/en not_active Expired
- 1972-11-06 FR FR7239152A patent/FR2158549B1/fr not_active Expired
Non-Patent Citations (1)
Title |
---|
NEANT * |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2280199A1 (en) * | 1974-07-26 | 1976-02-20 | Hitachi Ltd | ELECTROSTATIC FOCUSING TUBES AND MANUFACTURING PROCESS |
FR2348565A1 (en) * | 1976-04-12 | 1977-11-10 | Philips Nv | RECORDER TUBE WITH REDUCED DISPERSION RADIATION |
FR2406886A1 (en) * | 1977-10-18 | 1979-05-18 | Philips Nv | DEVICE EQUIPPED WITH A VIDICON TYPE CAMERA TUBE |
Also Published As
Publication number | Publication date |
---|---|
CA952961A (en) | 1974-08-13 |
JPS4858717A (en) | 1973-08-17 |
NL7115320A (en) | 1973-05-08 |
JPS519248B2 (en) | 1976-03-25 |
FR2158549B1 (en) | 1977-08-26 |
US3801855A (en) | 1974-04-02 |
GB1407056A (en) | 1975-09-24 |
DE2251166A1 (en) | 1973-07-19 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |