IT1224330B - Dispositivo di misura tramite interferometria laser - Google Patents
Dispositivo di misura tramite interferometria laserInfo
- Publication number
- IT1224330B IT1224330B IT67219/88A IT6721988A IT1224330B IT 1224330 B IT1224330 B IT 1224330B IT 67219/88 A IT67219/88 A IT 67219/88A IT 6721988 A IT6721988 A IT 6721988A IT 1224330 B IT1224330 B IT 1224330B
- Authority
- IT
- Italy
- Prior art keywords
- measuring device
- laser interferometry
- tracking
- interferometry
- featuring
- 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
- G01B9/02062—Active error reduction, i.e. varying with time
- G01B9/02067—Active error reduction, i.e. varying with time by electronic control systems, i.e. using feedback acting on optics or light
- G01B9/02068—Auto-alignment of optical elements
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
- G01S17/02—Systems using the reflection of electromagnetic waves other than radio waves
- G01S17/06—Systems determining position data of a target
- G01S17/08—Systems determining position data of a target for measuring distance only
- G01S17/32—Systems determining position data of a target for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated
- G01S17/36—Systems determining position data of a target for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated with phase comparison between the received signal and the contemporaneously transmitted signal
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
- G01S17/66—Tracking systems using electromagnetic waves other than radio waves
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Automation & Control Theory (AREA)
- Optics & Photonics (AREA)
- Length Measuring Devices By Optical Means (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8703640A FR2612628B1 (fr) | 1987-03-17 | 1987-03-17 | Dispositif de mesure par interferometrie laser |
Publications (2)
Publication Number | Publication Date |
---|---|
IT8867219A0 IT8867219A0 (it) | 1988-03-15 |
IT1224330B true IT1224330B (it) | 1990-10-04 |
Family
ID=9349069
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT67219/88A IT1224330B (it) | 1987-03-17 | 1988-03-15 | Dispositivo di misura tramite interferometria laser |
Country Status (5)
Country | Link |
---|---|
US (1) | US4886353A (it) |
DE (1) | DE3808779A1 (it) |
FR (1) | FR2612628B1 (it) |
GB (1) | GB2202938B (it) |
IT (1) | IT1224330B (it) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5221956A (en) * | 1991-08-14 | 1993-06-22 | Kustom Signals, Inc. | Lidar device with combined optical sight |
US5530549A (en) * | 1994-05-24 | 1996-06-25 | Spatialmetrix Corp. | Probing retroreflector and methods of measuring surfaces therewith |
DE19954661C2 (de) * | 1999-11-13 | 2001-12-06 | Heimann Systems Gmbh & Co | Vorrichtung und Verfahren zur Justage eines Kollimators |
US20060291022A1 (en) * | 2005-05-26 | 2006-12-28 | Inphase Technologies, Inc. | Optical delay line in holographic drive |
DE102009019871B4 (de) | 2009-05-06 | 2011-02-03 | Konrad Maierhofer | Hilfsvorrichtung zur Feinjustierung eines Laserstrahls auf einen vorgebbaren Zielpunkt |
WO2017196823A1 (en) * | 2016-05-09 | 2017-11-16 | Trustees Of Boston University | Method and system for enhanced single particle reflectance imaging |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1099185B (de) * | 1960-06-09 | 1961-02-09 | Leitz Ernst Gmbh | Interferenzlineal |
GB1513249A (en) * | 1974-09-03 | 1978-06-07 | Decca Ltd | Remote movement detector |
US4053231A (en) * | 1975-12-18 | 1977-10-11 | Nasa | Interferometer mirror tilt correcting system |
GB1549852A (en) * | 1976-07-26 | 1979-08-08 | Atomic Energy Authority Uk | Interferometers |
US4349732A (en) * | 1980-01-07 | 1982-09-14 | The Singer Company | Laser spatial stabilization transmission system |
US4436417A (en) * | 1982-04-14 | 1984-03-13 | Itek Corporation | Beam director for optical ranging system |
JPS60237307A (ja) * | 1984-05-11 | 1985-11-26 | Yokogawa Hewlett Packard Ltd | レ−ザ測長器 |
US4714339B2 (en) * | 1986-02-28 | 2000-05-23 | Us Commerce | Three and five axis laser tracking systems |
-
1987
- 1987-03-17 FR FR8703640A patent/FR2612628B1/fr not_active Expired - Fee Related
-
1988
- 1988-03-15 IT IT67219/88A patent/IT1224330B/it active
- 1988-03-16 DE DE3808779A patent/DE3808779A1/de not_active Withdrawn
- 1988-03-16 GB GB8806183A patent/GB2202938B/en not_active Expired
- 1988-03-17 US US07/169,416 patent/US4886353A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
DE3808779A1 (de) | 1988-10-06 |
GB2202938A (en) | 1988-10-05 |
FR2612628B1 (fr) | 1993-09-10 |
GB2202938B (en) | 1991-05-22 |
US4886353A (en) | 1989-12-12 |
GB8806183D0 (en) | 1988-04-13 |
IT8867219A0 (it) | 1988-03-15 |
FR2612628A1 (fr) | 1988-09-23 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19950328 |