FR1393573A - Perfectionnements aux transmissions optiques à grandes distances - Google Patents
Perfectionnements aux transmissions optiques à grandes distancesInfo
- Publication number
- FR1393573A FR1393573A FR963861A FR963861A FR1393573A FR 1393573 A FR1393573 A FR 1393573A FR 963861 A FR963861 A FR 963861A FR 963861 A FR963861 A FR 963861A FR 1393573 A FR1393573 A FR 1393573A
- Authority
- FR
- France
- Prior art keywords
- long
- distance optical
- optical transmissions
- transmissions
- distance
- 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
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/02—Optical fibres with cladding with or without a coating
- G02B6/032—Optical fibres with cladding with or without a coating with non solid core or cladding
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B3/00—Simple or compound lenses
- G02B3/12—Fluid-filled or evacuated lenses
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4439—Auxiliary devices
- G02B6/4459—Ducts; Conduits; Hollow tubes for air blown fibres
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Optical Communication System (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR963861A FR1393573A (fr) | 1964-02-14 | 1964-02-14 | Perfectionnements aux transmissions optiques à grandes distances |
BE659150D BE659150A (fr) | 1964-02-14 | 1965-02-02 | |
NL6501812A NL6501812A (fr) | 1964-02-14 | 1965-02-12 | |
GB628665A GB1086622A (en) | 1964-02-14 | 1965-02-12 | Improvements in optical transmission over great distances |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR963861A FR1393573A (fr) | 1964-02-14 | 1964-02-14 | Perfectionnements aux transmissions optiques à grandes distances |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1393573A true FR1393573A (fr) | 1965-03-26 |
Family
ID=8823217
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR963861A Expired FR1393573A (fr) | 1964-02-14 | 1964-02-14 | Perfectionnements aux transmissions optiques à grandes distances |
Country Status (4)
Country | Link |
---|---|
BE (1) | BE659150A (fr) |
FR (1) | FR1393573A (fr) |
GB (1) | GB1086622A (fr) |
NL (1) | NL6501812A (fr) |
-
1964
- 1964-02-14 FR FR963861A patent/FR1393573A/fr not_active Expired
-
1965
- 1965-02-02 BE BE659150D patent/BE659150A/xx unknown
- 1965-02-12 NL NL6501812A patent/NL6501812A/xx unknown
- 1965-02-12 GB GB628665A patent/GB1086622A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
NL6501812A (fr) | 1965-08-16 |
GB1086622A (en) | 1967-10-11 |
BE659150A (fr) | 1965-05-28 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
FR1449163A (fr) | Azurants optiques | |
FR1405235A (fr) | Perfectionnements aux montages de bloc-optique | |
FR1393573A (fr) | Perfectionnements aux transmissions optiques à grandes distances | |
FR1487806A (fr) | Perfectionnements aux objectifs optiques à focale variable | |
FR1431233A (fr) | Azurants optiques | |
FR1462852A (fr) | Perfectionnements aux interféromètres optiques | |
FR1416993A (fr) | Perfectionnements aux sources de lumière à semi-couducteurs | |
FR1450280A (fr) | Perfectionnements apportés aux systèmes optiques | |
FR1108831A (fr) | Perfectionnements aux systèmes optiques anamorphotiques | |
FR1391135A (fr) | Perfectionnements aux tireuses optiques multiples | |
FR94167E (fr) | Perfectionnements aux filtres de guide d'ondes. | |
FR1401281A (fr) | Perfectionnements apportés aux surfaces optiques | |
FR1418110A (fr) | Perfectionnements aux guides d'ondes | |
FR1404558A (fr) | Perfectionnements aux radars optiques | |
FR1534023A (fr) | Perfectionnements aux diviseurs optiques | |
FR1454269A (fr) | Perfectionnements aux systèmes optiques | |
FR1410323A (fr) | Perfectionnements aux tireuses optiques | |
FR1419505A (fr) | Perfectionnements aux densitomètres optiques | |
FR1426310A (fr) | Perfectionnements aux modulateurs optiques | |
FR1392946A (fr) | Perfectionnements aux filtres de guides d'ondes | |
FR1490116A (fr) | Perfectionnements apportés aux fenêtres optiques de projection | |
FR1374784A (fr) | Perfectionnements aux objectifs optiques à focale variable | |
FR1391975A (fr) | Perfectionnements aux anamorphoseurs optiques appliqués à la photo-composition | |
FR1439500A (fr) | Perfectionnements aux modulateurs optiques | |
FR1415326A (fr) | Flint-glass à usages optiques |