FR2620224B1 - Dispositif pour la caracterisation spectrale d'une emission laser - Google Patents
Dispositif pour la caracterisation spectrale d'une emission laserInfo
- Publication number
- FR2620224B1 FR2620224B1 FR8712521A FR8712521A FR2620224B1 FR 2620224 B1 FR2620224 B1 FR 2620224B1 FR 8712521 A FR8712521 A FR 8712521A FR 8712521 A FR8712521 A FR 8712521A FR 2620224 B1 FR2620224 B1 FR 2620224B1
- Authority
- FR
- France
- Prior art keywords
- laser emission
- spectral characterization
- characterization
- spectral
- emission
- 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.)
- Expired - Lifetime
Links
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
- G01J9/0246—Measuring optical wavelength
-
- 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
- G01J1/00—Photometry, e.g. photographic exposure meter
- G01J1/42—Photometry, e.g. photographic exposure meter using electric radiation detectors
- G01J1/4257—Photometry, e.g. photographic exposure meter using electric radiation detectors applied to monitoring the characteristics of a beam, e.g. laser beam, headlamp beam
-
- 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
- G01J11/00—Measuring the characteristics of individual optical pulses or of optical pulse trains
-
- 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
- G01J2009/0292—Fizeau; Wedge
Landscapes
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- General Physics & Mathematics (AREA)
- Instruments For Measurement Of Length By Optical Means (AREA)
- Spectrometry And Color Measurement (AREA)
- Length Measuring Devices By Optical Means (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19873730257 DE3730257A1 (de) | 1987-09-09 | 1987-09-09 | Messgeraet fuer spektralcharakteristiken einer laserstrahlung |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2620224A1 FR2620224A1 (fr) | 1989-03-10 |
FR2620224B1 true FR2620224B1 (fr) | 1990-01-26 |
Family
ID=6335613
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8712521A Expired - Lifetime FR2620224B1 (fr) | 1987-09-09 | 1987-09-09 | Dispositif pour la caracterisation spectrale d'une emission laser |
Country Status (3)
Country | Link |
---|---|
DE (1) | DE3730257A1 (fr) |
FR (1) | FR2620224B1 (fr) |
GB (1) | GB2209210A (fr) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1038274C (zh) * | 1993-04-26 | 1998-05-06 | 中国科学院安徽光学精密机械研究所 | 多重标准具游标法及激光波长计 |
US5945790A (en) * | 1997-11-17 | 1999-08-31 | Schaefer; Raymond B. | Surface discharge lamp |
US8018597B2 (en) | 2008-06-20 | 2011-09-13 | Com Dev International Ltd. | Slab waveguide spatial heterodyne spectrometer assembly |
US10948356B1 (en) * | 2020-06-22 | 2021-03-16 | Quantum Valley Ideas Laboratories | Measuring wavelength of light |
WO2022147918A1 (fr) * | 2021-01-06 | 2022-07-14 | 苏州联讯仪器有限公司 | Instrument de mesure de longueur d'onde de brouillage de grande précision |
WO2022147920A1 (fr) * | 2021-01-11 | 2022-07-14 | 苏州联讯仪器有限公司 | Système de mesure de longueur d'onde optique pour une communication optique |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4054389A (en) * | 1976-09-23 | 1977-10-18 | International Business Machines Corporation | Spectrophotometer with photodiode array |
GB1578586A (en) * | 1977-01-17 | 1980-11-05 | Perkin Elmer Corp | Analyzer for coherent radiation |
-
1987
- 1987-08-28 GB GB8720438A patent/GB2209210A/en not_active Withdrawn
- 1987-09-09 DE DE19873730257 patent/DE3730257A1/de not_active Withdrawn
- 1987-09-09 FR FR8712521A patent/FR2620224B1/fr not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE3730257A1 (de) | 1989-03-23 |
FR2620224A1 (fr) | 1989-03-10 |
GB2209210A (en) | 1989-05-04 |
GB8720438D0 (en) | 1987-10-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |