FR1563680A - - Google Patents
Info
- Publication number
- FR1563680A FR1563680A FR1563680DA FR1563680A FR 1563680 A FR1563680 A FR 1563680A FR 1563680D A FR1563680D A FR 1563680DA FR 1563680 A FR1563680 A FR 1563680A
- 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
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
- G01D5/26—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
- G01D5/32—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light
- G01D5/34—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells
- G01D5/36—Forming the light into pulses
- G01D5/363—Direction discrimination
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR125266 | 1967-10-20 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1563680A true FR1563680A (fr) | 1969-04-18 |
Family
ID=8640443
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1563680D Expired FR1563680A (fr) | 1967-10-20 | 1967-10-20 |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1563680A (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2444949A1 (fr) * | 1978-12-19 | 1980-07-18 | Zeiss Jena Veb Carl | Element optique birefringent pour appareils d'interference polarisants |
-
1967
- 1967-10-20 FR FR1563680D patent/FR1563680A/fr not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2444949A1 (fr) * | 1978-12-19 | 1980-07-18 | Zeiss Jena Veb Carl | Element optique birefringent pour appareils d'interference polarisants |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
TP | Transmission of property | ||
ST | Notification of lapse |