FR971883A - Apparatus for detecting and pointing a light or infrared source - Google Patents
Apparatus for detecting and pointing a light or infrared sourceInfo
- Publication number
- FR971883A FR971883A FR971883DA FR971883A FR 971883 A FR971883 A FR 971883A FR 971883D A FR971883D A FR 971883DA FR 971883 A FR971883 A FR 971883A
- Authority
- FR
- France
- Prior art keywords
- pointing
- detecting
- light
- infrared source
- infrared
- 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
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B23/00—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
- G02B23/12—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices with means for image conversion or intensification
-
- 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
- G01S3/782—Systems for determining direction or deviation from predetermined direction
- G01S3/789—Systems for determining direction or deviation from predetermined direction using rotating or oscillating beam systems, e.g. using mirrors, prisms
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/11—Arrangements specific to free-space transmission, i.e. transmission through air or vacuum
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Astronomy & Astrophysics (AREA)
- Optics & Photonics (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR971883T | 1940-02-14 | ||
FR55354T | 1940-03-23 | ||
FR55357T | 1940-05-01 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR971883A true FR971883A (en) | 1951-01-23 |
Family
ID=62495294
Family Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR971883D Expired FR971883A (en) | 1940-02-14 | 1940-02-14 | Apparatus for detecting and pointing a light or infrared source |
FR55354D Expired FR55354E (en) | 1940-02-14 | 1940-03-23 | Apparatus for detecting and pointing a light or infrared source |
FR55357D Expired FR55357E (en) | 1940-02-14 | 1940-05-01 | Apparatus for detecting and pointing a light or infrared source |
Family Applications After (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR55354D Expired FR55354E (en) | 1940-02-14 | 1940-03-23 | Apparatus for detecting and pointing a light or infrared source |
FR55357D Expired FR55357E (en) | 1940-02-14 | 1940-05-01 | Apparatus for detecting and pointing a light or infrared source |
Country Status (1)
Country | Link |
---|---|
FR (3) | FR971883A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3087986A (en) * | 1958-07-08 | 1963-04-30 | Itt | Optical search system |
US3219824A (en) * | 1962-04-18 | 1965-11-23 | Lockheed Aircraft Corp | Compact infrared search system |
US4387952A (en) * | 1981-03-27 | 1983-06-14 | Spectra-Physics, Inc. | Single axis beam scanner |
-
1940
- 1940-02-14 FR FR971883D patent/FR971883A/en not_active Expired
- 1940-03-23 FR FR55354D patent/FR55354E/en not_active Expired
- 1940-05-01 FR FR55357D patent/FR55357E/en not_active Expired
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3087986A (en) * | 1958-07-08 | 1963-04-30 | Itt | Optical search system |
US3219824A (en) * | 1962-04-18 | 1965-11-23 | Lockheed Aircraft Corp | Compact infrared search system |
US4387952A (en) * | 1981-03-27 | 1983-06-14 | Spectra-Physics, Inc. | Single axis beam scanner |
Also Published As
Publication number | Publication date |
---|---|
FR55354E (en) | 1952-06-27 |
FR55357E (en) | 1952-06-27 |
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