NL6809405A - - Google Patents
Info
- Publication number
- NL6809405A NL6809405A NL6809405A NL6809405A NL6809405A NL 6809405 A NL6809405 A NL 6809405A NL 6809405 A NL6809405 A NL 6809405A NL 6809405 A NL6809405 A NL 6809405A NL 6809405 A NL6809405 A NL 6809405A
- Authority
- NL
- Netherlands
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
- G01D5/347—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 using displacement encoding scales
- G01D5/34707—Scales; Discs, e.g. fixation, fabrication, compensation
- G01D5/34715—Scale reading or illumination devices
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- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Astronomy & Astrophysics (AREA)
- Optics & Photonics (AREA)
- Length Measuring Devices By Optical Means (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AT324469A AT310894B (de) | 1968-04-05 | 1969-04-02 | Elektrode mit Abstandshalter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEL0056905 | 1967-07-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL6809405A true NL6809405A (de) | 1969-01-07 |
Family
ID=7278130
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL6809405A NL6809405A (de) | 1967-07-04 | 1968-04-05 |
Country Status (2)
| Country | Link |
|---|---|
| DE (1) | DE1623768B1 (de) |
| NL (1) | NL6809405A (de) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5057685A (en) * | 1989-01-04 | 1991-10-15 | Kabushiki Kaisha Toshiba | Optical rotation detector including a disk having slits with concave and convex parts and method of manufacturing |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1990182A (en) * | 1930-08-26 | 1935-02-05 | Bell Telephone Labor Inc | Electrooptical system |
| US2848921A (en) * | 1952-06-11 | 1958-08-26 | Genevoise Instr Physique | Apparatus for measuring very little lengths |
| FR1088334A (fr) * | 1953-08-21 | 1955-03-07 | S E A V O M | Procédé et dispositif de détection optique |
| DE1763176U (de) * | 1953-08-24 | 1958-03-13 | Leitz Ernst Gmbh | Einrichtung zur photoelektrischen abtastung der lage eines objektes. |
| CH317164A (fr) * | 1954-03-30 | 1956-11-15 | Genevoise Instr Physique | Procédé pour la mesure très précise de longueurs et installation pour sa mise en oeuvre |
| DE1079336B (de) * | 1955-12-31 | 1960-04-07 | Wenczler & Heidenhain Patentve | Fotoelektrische Vorrichtung zum Einstellen von Objekten, insbesondere von Skalenteilstrichen |
-
1967
- 1967-07-04 DE DE19671623768 patent/DE1623768B1/de active Pending
-
1968
- 1968-04-05 NL NL6809405A patent/NL6809405A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE1623768B1 (de) | 1971-09-23 |