IT7969294A0 - DISTANCE VARIATIONS INTERFEROMETRIC DEVICE FOR MEASURING DISTANCES AND - Google Patents
DISTANCE VARIATIONS INTERFEROMETRIC DEVICE FOR MEASURING DISTANCES ANDInfo
- Publication number
- IT7969294A0 IT7969294A0 IT7969294A IT6929479A IT7969294A0 IT 7969294 A0 IT7969294 A0 IT 7969294A0 IT 7969294 A IT7969294 A IT 7969294A IT 6929479 A IT6929479 A IT 6929479A IT 7969294 A0 IT7969294 A0 IT 7969294A0
- Authority
- IT
- Italy
- Prior art keywords
- measuring distances
- interferometric device
- distance variations
- variations
- distance
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B9/00—Measuring instruments characterised by the use of optical techniques
- G01B9/02—Interferometers
- G01B9/02055—Reduction or prevention of errors; Testing; Calibration
- G01B9/02056—Passive reduction of errors
- G01B9/02061—Reduction or prevention of effects of tilts or misalignment
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B9/00—Measuring instruments characterised by the use of optical techniques
- G01B9/02—Interferometers
- G01B9/02001—Interferometers characterised by controlling or generating intrinsic radiation properties
- G01B9/02002—Interferometers characterised by controlling or generating intrinsic radiation properties using two or more frequencies
- G01B9/02003—Interferometers characterised by controlling or generating intrinsic radiation properties using two or more frequencies using beat frequencies
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B9/00—Measuring instruments characterised by the use of optical techniques
- G01B9/02—Interferometers
- G01B9/02001—Interferometers characterised by controlling or generating intrinsic radiation properties
- G01B9/02012—Interferometers characterised by controlling or generating intrinsic radiation properties using temporal intensity variation
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B9/00—Measuring instruments characterised by the use of optical techniques
- G01B9/02—Interferometers
- G01B9/02041—Interferometers characterised by particular imaging or detection techniques
- G01B9/02045—Interferometers characterised by particular imaging or detection techniques using the Doppler effect
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B2290/00—Aspects of interferometers not specifically covered by any group under G01B9/02
- G01B2290/15—Cat eye, i.e. reflection always parallel to incoming beam
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optical Radar Systems And Details Thereof (AREA)
- Length Measuring Devices By Optical Means (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DD20932678A DD139760B1 (en) | 1978-11-27 | 1978-11-27 | INTERFEROMETRIC EQUIPMENT FOR MEASURING SPACES AND DISTANCE CHANGES |
Publications (2)
Publication Number | Publication Date |
---|---|
IT7969294A0 true IT7969294A0 (en) | 1979-11-27 |
IT1119514B IT1119514B (en) | 1986-03-10 |
Family
ID=5515499
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT69294/79A IT1119514B (en) | 1978-11-27 | 1979-11-27 | INTERFEROMETRIC DEVICE FOR THE MEASUREMENT OF DISTANCES AND VARIATIONS OF DISTANCE |
Country Status (4)
Country | Link |
---|---|
DD (1) | DD139760B1 (en) |
DE (1) | DE2938079A1 (en) |
IT (1) | IT1119514B (en) |
SU (1) | SU1037063A1 (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL8005258A (en) * | 1980-09-22 | 1982-04-16 | Philips Nv | INTERFEROMETER. |
AT399222B (en) * | 1992-10-19 | 1995-04-25 | Tabarelli Werner | INTERFEROMETRIC DEVICE FOR MEASURING THE POSITION OF A REFLECTIVE OBJECT |
DE102016013550B3 (en) | 2016-11-08 | 2018-04-19 | Rolf Klöden | Profile measuring system for roughness and contour measurement on a surface of a workpiece |
-
1978
- 1978-11-27 DD DD20932678A patent/DD139760B1/en unknown
-
1979
- 1979-09-20 DE DE19792938079 patent/DE2938079A1/en not_active Withdrawn
- 1979-10-25 SU SU797770891A patent/SU1037063A1/en active
- 1979-11-27 IT IT69294/79A patent/IT1119514B/en active
Also Published As
Publication number | Publication date |
---|---|
SU1037063A1 (en) | 1983-08-23 |
DD139760A1 (en) | 1980-01-16 |
IT1119514B (en) | 1986-03-10 |
DE2938079A1 (en) | 1980-06-04 |
DD139760B1 (en) | 1980-12-10 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
IT1123147B (en) | MEASUREMENT DEVICE | |
IT7968814A0 (en) | OPTICAL MEASURING DEVICE FOR THE MEASUREMENT OF PHYSICAL QUANTITIES | |
IT1118707B (en) | OPTICAL MEASUREMENT DEVICE | |
IT7927150A0 (en) | INTERFEROMETRIC MEASUREMENT EQUIPMENT. | |
DD136897A1 (en) | CAPACITIVE MEASURING SENSOR | |
AT382965B (en) | LENGTH MEASURING DEVICE | |
IT1124190B (en) | DEVICE FOR LINEAR AND GONIOMETRIC MEASUREMENTS | |
AT382237B (en) | PRECISION LENGTH MEASURING DEVICE | |
IT8012656A0 (en) | MEASURING DEVICE | |
AT374930B (en) | LASER DISTANCE MEASURING DEVICE | |
IT1083652B (en) | ULTRASONIC MEASURING APPARATUS | |
IT1071757B (en) | MEASUREMENT DEVICE | |
AT376037B (en) | ENCLOSED ANGLE MEASURING DEVICE | |
IT1120878B (en) | DEVICE FOR THE EXECUTION OF LINEAR MEASUREMENTS IN TWO DIMENSIONS | |
IT1165379B (en) | DEVICE SUITABLE FOR INDICATING MEASURED VALUES | |
IT1166064B (en) | MEASUREMENT DEVICE | |
IT1124174B (en) | MEASURING DEVICE FOR INTERRUPTED SURFACES | |
DK200479A (en) | ULTRASOUND MEASUREMENT SYSTEM | |
IT7969294A0 (en) | DISTANCE VARIATIONS INTERFEROMETRIC DEVICE FOR MEASURING DISTANCES AND | |
FR2344888A1 (en) | CAPACITIVE DISTANCE MEASUREMENT DEVICE | |
IT1194782B (en) | DISTANCE MEASURING DEVICE | |
IT1110277B (en) | ELECTROMECHANICAL DISTANCE MEASUREMENT DEVICE | |
IT7948960A0 (en) | FREQUENCY MEASURING DEVICE | |
SE7902183L (en) | MEASUREMENT METERS | |
ATA538678A (en) | HAND MEASURING DEVICE |