FR2297399A1 - Systeme optique de mesure de dimensions ou de constantes optiques - Google Patents
Systeme optique de mesure de dimensions ou de constantes optiquesInfo
- Publication number
- FR2297399A1 FR2297399A1 FR7600104A FR7600104A FR2297399A1 FR 2297399 A1 FR2297399 A1 FR 2297399A1 FR 7600104 A FR7600104 A FR 7600104A FR 7600104 A FR7600104 A FR 7600104A FR 2297399 A1 FR2297399 A1 FR 2297399A1
- Authority
- FR
- France
- Prior art keywords
- moire
- length
- measurement system
- lines
- angles
- 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.)
- Withdrawn
Links
- 230000003287 optical effect Effects 0.000 title 2
- 238000005259 measurement Methods 0.000 title 1
- 230000005484 gravity Effects 0.000 abstract 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/41—Refractivity; Phase-affecting properties, e.g. optical path length
- G01N21/45—Refractivity; Phase-affecting properties, e.g. optical path length using interferometric methods; using Schlieren methods
-
- 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
- G01D5/366—Particular pulse shapes
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Optical Transform (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19752500798 DE2500798A1 (de) | 1975-01-10 | 1975-01-10 | Optisches messystem |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2297399A1 true FR2297399A1 (fr) | 1976-08-06 |
Family
ID=5936214
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7600104A Withdrawn FR2297399A1 (fr) | 1975-01-10 | 1976-01-05 | Systeme optique de mesure de dimensions ou de constantes optiques |
Country Status (3)
Country | Link |
---|---|
JP (1) | JPS5195863A (fr) |
DE (1) | DE2500798A1 (fr) |
FR (1) | FR2297399A1 (fr) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4190366A (en) * | 1977-04-25 | 1980-02-26 | Laser Precision Corporation | Refractively scanned interferometer |
EP0066030B1 (fr) * | 1981-05-29 | 1986-08-27 | Ibm Deutschland Gmbh | Dispositif et procédé pour la mesure interférométrique de planéité |
DE3229343A1 (de) * | 1981-12-15 | 1983-07-21 | Robert Bosch Gmbh, 7000 Stuttgart | Sensor fuer relativbewegungen |
DD219565A1 (de) * | 1983-12-05 | 1985-03-06 | Adw Ddr | Anordnung zur interferometrischen ebenheitspruefung technischer oberflaechen |
DE3616144A1 (de) * | 1986-05-14 | 1987-11-19 | Heidenhain Gmbh Dr Johannes | Fotoelektrische messeinrichtung |
JPS633220A (ja) * | 1986-06-23 | 1988-01-08 | Keihin Densokuki Kk | 光学式リニアスケ−ル |
GB8706317D0 (en) * | 1987-03-17 | 1987-04-23 | Bicc Plc | Optical sensor |
DE3929239A1 (de) * | 1989-09-02 | 1991-03-07 | Teldix Gmbh | Ringlaserkreisel |
DE4017898A1 (de) * | 1990-06-02 | 1991-12-05 | Hengstler Gmbh | Optisches abtastsystem fuer dreh- oder linear-impulsgeber |
DE19527287C2 (de) * | 1995-07-26 | 2000-06-29 | Heidenhain Gmbh Dr Johannes | Fotoelektrisches Weg- und Winkelmeßsystem zum Messen der Verschiebung zweier Objekte zueinander |
DE19538228C2 (de) * | 1995-10-13 | 1999-07-22 | Hans Dr Lochbihler | Positionserfassungseinrichtung |
DE10018496A1 (de) * | 2000-04-14 | 2001-10-25 | Kostal Leopold Gmbh & Co Kg | Optoelektronische Weg- oder Winkelmeßeinrichtung, Verwendung einer solchen Meßeinrichtung als Drehmomenterfassungseinrichtung sowie Lenkkraftunterstützungssystem für Kraftfahrzeuge mit einer solchen Drehmomenterfassungseinrichtung |
JP4350419B2 (ja) † | 2003-05-16 | 2009-10-21 | 株式会社ミツトヨ | 光電式エンコーダ |
DE10346380B4 (de) * | 2003-09-26 | 2014-01-16 | Dr. Johannes Heidenhain Gmbh | Positionsmesseinrichtung |
JP2006043624A (ja) * | 2004-08-06 | 2006-02-16 | Hosokawa Micron Corp | 処理物容器及び処理装置 |
-
1975
- 1975-01-10 DE DE19752500798 patent/DE2500798A1/de active Pending
-
1976
- 1976-01-05 FR FR7600104A patent/FR2297399A1/fr not_active Withdrawn
- 1976-01-09 JP JP51001964A patent/JPS5195863A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
DE2500798A1 (de) | 1976-07-15 |
JPS5195863A (fr) | 1976-08-23 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |