FR2198163B3 - - Google Patents
Info
- Publication number
- FR2198163B3 FR2198163B3 FR7331694A FR7331694A FR2198163B3 FR 2198163 B3 FR2198163 B3 FR 2198163B3 FR 7331694 A FR7331694 A FR 7331694A FR 7331694 A FR7331694 A FR 7331694A FR 2198163 B3 FR2198163 B3 FR 2198163B3
- 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
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/10—Beam splitting or combining systems
- G02B27/14—Beam splitting or combining systems operating by reflection only
- G02B27/144—Beam splitting or combining systems operating by reflection only using partially transparent surfaces without spectral selectivity
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P5/00—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft
- G01P5/26—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft by measuring the direct influence of the streaming fluid on the properties of a detecting optical wave
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Optics & Photonics (AREA)
- Multimedia (AREA)
- Aviation & Aerospace Engineering (AREA)
- Optical Elements Other Than Lenses (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH1303072A CH549222A (de) | 1972-09-06 | 1972-09-06 | Strahlteiler. |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2198163A1 FR2198163A1 (show.php) | 1974-03-29 |
| FR2198163B3 true FR2198163B3 (show.php) | 1976-08-06 |
Family
ID=4388674
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7331694A Expired FR2198163B3 (show.php) | 1972-09-06 | 1973-09-03 |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JPS4993028A (show.php) |
| CH (1) | CH549222A (show.php) |
| DE (1) | DE2247363A1 (show.php) |
| FR (1) | FR2198163B3 (show.php) |
| NL (1) | NL7312149A (show.php) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1522555A (en) * | 1976-03-03 | 1978-08-23 | Crosfield Electronics Ltd | Beam splitter |
| US4152589A (en) * | 1977-09-28 | 1979-05-01 | Silonics, Inc. | Optical rotational encoder |
| FR2514156A1 (fr) * | 1981-10-02 | 1983-04-08 | Benoit Oesterle | Diviseur de faisceau optique |
| US4645302A (en) * | 1982-12-21 | 1987-02-24 | Crosfield Electronics Limited | Light beam-splitter |
| DE9013557U1 (de) * | 1990-09-27 | 1990-12-06 | Mesacon Gesellschaft für Meßtechnik mbH, 44227 Dortmund | Optisches Gerät, insbesondere zur Messung der Geschwindigkeit einer bewegten Oberfläche mittels eines von einem Laser ausgehenden Meßlichtstrahls |
-
1972
- 1972-09-06 CH CH1303072A patent/CH549222A/xx not_active IP Right Cessation
- 1972-09-27 DE DE19722247363 patent/DE2247363A1/de active Pending
-
1973
- 1973-08-09 JP JP8962573A patent/JPS4993028A/ja active Pending
- 1973-09-03 FR FR7331694A patent/FR2198163B3/fr not_active Expired
- 1973-09-04 NL NL7312149A patent/NL7312149A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| JPS4993028A (show.php) | 1974-09-04 |
| DE2247363A1 (de) | 1974-03-14 |
| FR2198163A1 (show.php) | 1974-03-29 |
| NL7312149A (show.php) | 1974-03-08 |
| CH549222A (de) | 1974-05-15 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |