IT1238711B - Metodo ed impianto interferometrico a frange codificate per rivelazione del fronte d'onda in ottica. - Google Patents
Metodo ed impianto interferometrico a frange codificate per rivelazione del fronte d'onda in ottica.Info
- Publication number
- IT1238711B IT1238711B IT9367A IT936790A IT1238711B IT 1238711 B IT1238711 B IT 1238711B IT 9367 A IT9367 A IT 9367A IT 936790 A IT936790 A IT 936790A IT 1238711 B IT1238711 B IT 1238711B
- Authority
- IT
- Italy
- Prior art keywords
- fringes
- optics
- coded
- detection
- wave front
- Prior art date
Links
- 238000001514 detection method Methods 0.000 title 1
- 238000000034 method Methods 0.000 title 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J9/00—Measuring optical phase difference; Determining degree of coherence; Measuring optical wavelength
- G01J9/02—Measuring optical phase difference; Determining degree of coherence; Measuring optical wavelength by interferometric methods
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J9/00—Measuring optical phase difference; Determining degree of coherence; Measuring optical wavelength
- G01J9/02—Measuring optical phase difference; Determining degree of coherence; Measuring optical wavelength by interferometric methods
- G01J2009/028—Types
- G01J2009/0288—Machzehnder
Landscapes
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- General Physics & Mathematics (AREA)
- Instruments For Measurement Of Length By Optical Means (AREA)
- Testing Of Optical Devices Or Fibers (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT9367A IT1238711B (it) | 1990-04-13 | 1990-04-13 | Metodo ed impianto interferometrico a frange codificate per rivelazione del fronte d'onda in ottica. |
EP19910830141 EP0452283A3 (en) | 1990-04-13 | 1991-04-10 | Coded-fringe interferometric method and device for wavefront detection in optics |
US07/684,690 US5192982A (en) | 1990-04-13 | 1991-04-11 | Coded-fringe interferometric method and device for wavefront detection in optics |
JP3079538A JPH0599610A (ja) | 1990-04-13 | 1991-04-12 | ビームの波面を検出する方法およびこの方法を実施するための装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT9367A IT1238711B (it) | 1990-04-13 | 1990-04-13 | Metodo ed impianto interferometrico a frange codificate per rivelazione del fronte d'onda in ottica. |
Publications (3)
Publication Number | Publication Date |
---|---|
IT9009367A0 IT9009367A0 (it) | 1990-04-13 |
IT9009367A1 IT9009367A1 (it) | 1991-10-13 |
IT1238711B true IT1238711B (it) | 1993-09-01 |
Family
ID=11129075
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT9367A IT1238711B (it) | 1990-04-13 | 1990-04-13 | Metodo ed impianto interferometrico a frange codificate per rivelazione del fronte d'onda in ottica. |
Country Status (4)
Country | Link |
---|---|
US (1) | US5192982A (it) |
EP (1) | EP0452283A3 (it) |
JP (1) | JPH0599610A (it) |
IT (1) | IT1238711B (it) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5276745A (en) * | 1992-10-15 | 1994-01-04 | Eastman Kodak Company | Integrated optic read/write head for optical data storage incorporating second harmonic generator, electro-optic tracking error actuator, and electro-optic modulator |
JP3259373B2 (ja) * | 1992-11-27 | 2002-02-25 | 株式会社日立製作所 | 露光方法及び露光装置 |
US5457533A (en) * | 1994-06-10 | 1995-10-10 | Wilcken; Stephen K. | Point-diffraction interferometer utilizing separate reference and signal beam paths |
US5617209A (en) * | 1995-04-27 | 1997-04-01 | View Engineering, Inc. | Method and system for triangulation-based, 3-D imaging utilizing an angled scaning beam of radiant energy |
DE19708448A1 (de) * | 1997-03-01 | 1998-09-03 | Michael Dr Schulz | Vorrichtung zur vollständigen Aufnahme von Wellenfronten auf der Basis von Scherungs-Interferometern mit freier Scherungs-Distanz und Verfahren zur Extraktion der gesuchten Wellenfrontdifferenzen |
US6556612B2 (en) * | 1999-05-10 | 2003-04-29 | Cymer, Inc. | Line narrowed laser with spatial filter |
US6717661B1 (en) * | 2000-01-26 | 2004-04-06 | Science & Technology Corporation @ University Of New Mexico | Fourier moire wavefront sensor |
ES2177466B1 (es) * | 2001-04-23 | 2003-12-16 | Univ Santiago Compostela | Metodo y aparato de reconstruccion de frente de ondas mediante interferencia de un haz de luz con una replica difractada |
NL1021457C2 (nl) * | 2002-09-13 | 2004-03-16 | Tno | Werkwijze voor het meten van contourvariaties. |
WO2007016682A2 (en) * | 2005-08-02 | 2007-02-08 | Kla-Tencor Technologies Corporation | Systems configured to generate output corresponding to defects on a specimen |
US8356900B2 (en) * | 2006-01-20 | 2013-01-22 | Clarity Medical Systems, Inc. | Large diopter range real time sequential wavefront sensor |
IL175277A0 (en) * | 2006-04-27 | 2007-05-15 | Rafael Advanced Defense Sys | A method of compacting optical systems comprising multiple optical channels into confined spaces |
EP2609718B1 (en) * | 2010-08-24 | 2016-03-30 | Nec Corporation | Communication network and method for operating a communication network |
GB2566284A (en) * | 2017-09-07 | 2019-03-13 | Univ Aston | Laser detection system |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3857636A (en) * | 1973-10-03 | 1974-12-31 | United Aircraft Corp | Measurement of phase profile across a high power laser beam |
US4637725A (en) * | 1985-09-26 | 1987-01-20 | Lockheed Missiles & Space Company, Inc. | Self-referencing Mach-Zehnder interferometer |
EP0356443B1 (en) * | 1987-04-09 | 1992-12-02 | The Secretary of State for Defence in Her Britannic Majesty's Government of the United Kingdom of Great Britain and | A wavelength-independent interferometer for optical signal processing |
-
1990
- 1990-04-13 IT IT9367A patent/IT1238711B/it active IP Right Grant
-
1991
- 1991-04-10 EP EP19910830141 patent/EP0452283A3/en not_active Withdrawn
- 1991-04-11 US US07/684,690 patent/US5192982A/en not_active Expired - Fee Related
- 1991-04-12 JP JP3079538A patent/JPH0599610A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
US5192982A (en) | 1993-03-09 |
IT9009367A0 (it) | 1990-04-13 |
JPH0599610A (ja) | 1993-04-23 |
EP0452283A2 (en) | 1991-10-16 |
EP0452283A3 (en) | 1992-03-18 |
IT9009367A1 (it) | 1991-10-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
0001 | Granted | ||
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19950427 |