NL6601299A - - Google Patents
Info
- Publication number
- NL6601299A NL6601299A NL6601299A NL6601299A NL6601299A NL 6601299 A NL6601299 A NL 6601299A NL 6601299 A NL6601299 A NL 6601299A NL 6601299 A NL6601299 A NL 6601299A NL 6601299 A NL6601299 A NL 6601299A
- Authority
- NL
- Netherlands
Links
Classifications
-
- 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
- H04B10/112—Line-of-sight transmission over an extended range
-
- 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
-
- 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
- G02B23/02—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices involving prisms or mirrors
- G02B23/10—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices involving prisms or mirrors reflecting into the field of view additional indications, e.g. from collimator
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Astronomy & Astrophysics (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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB4891/65A GB1124061A (en) | 1965-02-04 | 1965-02-04 | Improvements relating to communication equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL6601299A true NL6601299A (en:Method) | 1966-08-05 |
Family
ID=9785810
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL6601299A NL6601299A (en:Method) | 1965-02-04 | 1966-02-01 |
Country Status (2)
| Country | Link |
|---|---|
| DE (1) | DE1993413U (en:Method) |
| NL (1) | NL6601299A (en:Method) |
-
1966
- 1966-02-01 NL NL6601299A patent/NL6601299A/xx unknown
- 1966-02-03 DE DE1966P0026665 patent/DE1993413U/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE1993413U (de) | 1968-09-05 |