FR2040034A5 - - Google Patents
Info
- Publication number
- FR2040034A5 FR2040034A5 FR7010938A FR7010938A FR2040034A5 FR 2040034 A5 FR2040034 A5 FR 2040034A5 FR 7010938 A FR7010938 A FR 7010938A FR 7010938 A FR7010938 A FR 7010938A FR 2040034 A5 FR2040034 A5 FR 2040034A5
- 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.)
- Expired
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
- H01J31/48—Tubes with amplification of output effected by electron multiplier arrangements within the vacuum space
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/70—Circuitry for compensating brightness variation in the scene
- H04N23/749—Circuitry for compensating brightness variation in the scene by influencing the pick-up tube voltages
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Transforming Light Signals Into Electric Signals (AREA)
- Image-Pickup Tubes, Image-Amplification Tubes, And Storage Tubes (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US81071469A | 1969-03-26 | 1969-03-26 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2040034A5 true FR2040034A5 (fr) | 1971-01-15 |
Family
ID=25204506
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7010938A Expired FR2040034A5 (fr) | 1969-03-26 | 1970-03-26 |
Country Status (5)
Country | Link |
---|---|
US (1) | US3612762A (fr) |
DE (1) | DE2012984A1 (fr) |
FR (1) | FR2040034A5 (fr) |
GB (1) | GB1249593A (fr) |
IL (1) | IL33987A (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7694467B2 (en) * | 2008-01-15 | 2010-04-13 | Chin-Yi Lin | Roof ventilation assembly |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3868536A (en) * | 1971-10-18 | 1975-02-25 | Varian Associates | Image intensifier tube employing a microchannel electron multiplier |
US3886305A (en) * | 1972-04-24 | 1975-05-27 | Etec Corp | Automatic contrast and dark level control for scanning electron microscopes |
US3814979A (en) * | 1972-09-29 | 1974-06-04 | Itt | Smoothing optical cathode ray tube |
FR2229138B1 (fr) * | 1973-05-09 | 1975-12-26 | Thomson Csf | |
US4271430A (en) * | 1978-04-10 | 1981-06-02 | Computer Microfilm International Corporation | Microfilm display apparatus |
US4471378A (en) * | 1979-12-31 | 1984-09-11 | American Sterilizer Company | Light and particle image intensifier |
FR2532756A1 (fr) * | 1982-09-03 | 1984-03-09 | France Henri De | Systeme pour l'observation et la quantification automatiques de phenomenes susceptibles d'etre detectes par fluorescence |
US4734573A (en) * | 1986-07-14 | 1988-03-29 | Eol3 Company, Inc. | Image intensifier with additional power supply |
US4839569A (en) * | 1987-12-08 | 1989-06-13 | Varo, Inc. | Method and apparatus for providing gain control for an image intensifier tube |
NL8802082A (nl) * | 1988-08-23 | 1990-03-16 | Copyguard Enterprises | Videocamera met automatische sterkteregeling. |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3128408A (en) * | 1958-09-02 | 1964-04-07 | Bendix Corp | Electron multiplier |
DE1251369B (de) * | 1964-10-06 | 1967-10-05 | N V Optische Industrie , De Oude Delft' Delft (Niederlande) | Strahlstromregelschaltung fur Fernsehaufnahmerohren |
US3487259A (en) * | 1968-02-21 | 1969-12-30 | Us Army | Low light level camera tube |
-
1969
- 1969-03-26 US US810714A patent/US3612762A/en not_active Expired - Lifetime
-
1970
- 1970-03-02 IL IL33987A patent/IL33987A/en unknown
- 1970-03-18 DE DE19702012984 patent/DE2012984A1/de active Pending
- 1970-03-18 GB GB03060/70A patent/GB1249593A/en not_active Expired
- 1970-03-26 FR FR7010938A patent/FR2040034A5/fr not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7694467B2 (en) * | 2008-01-15 | 2010-04-13 | Chin-Yi Lin | Roof ventilation assembly |
Also Published As
Publication number | Publication date |
---|---|
GB1249593A (en) | 1971-10-13 |
IL33987A0 (en) | 1970-05-21 |
DE2012984A1 (de) | 1970-10-01 |
US3612762A (en) | 1971-10-12 |
IL33987A (en) | 1972-10-29 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |