FR2544922B1 - Dispositif laser - Google Patents

Dispositif laser

Info

Publication number
FR2544922B1
FR2544922B1 FR848406306A FR8406306A FR2544922B1 FR 2544922 B1 FR2544922 B1 FR 2544922B1 FR 848406306 A FR848406306 A FR 848406306A FR 8406306 A FR8406306 A FR 8406306A FR 2544922 B1 FR2544922 B1 FR 2544922B1
Authority
FR
France
Prior art keywords
laser device
laser
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
Application number
FR848406306A
Other languages
English (en)
Other versions
FR2544922A1 (fr
Inventor
Koji Yasui
Shuji Ogawa
Masaki Kuzumoto
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from JP58069532A external-priority patent/JPS59195894A/ja
Priority claimed from JP58223443A external-priority patent/JPH0624266B2/ja
Priority claimed from JP58229663A external-priority patent/JPS60121786A/ja
Priority claimed from JP383784A external-priority patent/JPS60155906A/ja
Application filed by Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of FR2544922A1 publication Critical patent/FR2544922A1/fr
Application granted granted Critical
Publication of FR2544922B1 publication Critical patent/FR2544922B1/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/05—Construction or shape of optical resonators; Accommodation of active medium therein; Shape of active medium
    • H01S3/08—Construction or shape of optical resonators or components thereof
    • H01S3/08018—Mode suppression
    • H01S3/0804—Transverse or lateral modes
    • H01S3/0805—Transverse or lateral modes by apertures, e.g. pin-holes or knife-edges
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/10—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating
    • H01S3/13—Stabilisation of laser output parameters, e.g. frequency or amplitude
    • H01S3/139—Stabilisation of laser output parameters, e.g. frequency or amplitude by controlling the mutual position or the reflecting properties of the reflectors of the cavity, e.g. by controlling the cavity length

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Optics & Photonics (AREA)
  • Lasers (AREA)
FR848406306A 1983-04-20 1984-04-20 Dispositif laser Expired FR2544922B1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP58069532A JPS59195894A (ja) 1983-04-20 1983-04-20 レ−ザ装置
JP58223443A JPH0624266B2 (ja) 1983-11-28 1983-11-28 レーザ装置
JP58229663A JPS60121786A (ja) 1983-12-05 1983-12-05 レ−ザ装置
JP383784A JPS60155906A (ja) 1984-01-12 1984-01-12 レ−ザビ−ム位置検出器

Publications (2)

Publication Number Publication Date
FR2544922A1 FR2544922A1 (fr) 1984-10-26
FR2544922B1 true FR2544922B1 (fr) 1989-04-14

Family

ID=27453945

Family Applications (1)

Application Number Title Priority Date Filing Date
FR848406306A Expired FR2544922B1 (fr) 1983-04-20 1984-04-20 Dispositif laser

Country Status (3)

Country Link
US (1) US4914671A (fr)
DE (1) DE3415009A1 (fr)
FR (1) FR2544922B1 (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3904421A1 (de) * 1989-02-14 1990-08-23 Eckhard Lessmueller Aktive stabilisierung von laser-resonatoren
US5852626A (en) * 1997-07-31 1998-12-22 Coherent, Inc. Geometry for cylindrical shaped laser system gain medium
US6483073B2 (en) * 2000-02-18 2002-11-19 David Benderly Laser marking system and method
WO2002067390A1 (fr) * 2001-02-22 2002-08-29 Mitsubishi Denki Kabushiki Kaisha Dispositif laser
CN100422780C (zh) * 2002-09-27 2008-10-01 皇家飞利浦电子股份有限公司 光学元件、制造这种光学元件的方法、以及对齐光束与这种光学元件的方法
KR100703472B1 (ko) * 2006-01-26 2007-04-03 삼성에스디아이 주식회사 프릿 경화 장치 및 이를 이용한 경화 방법
CN104280210A (zh) * 2013-07-09 2015-01-14 上海和辉光电有限公司 激光源的质量检测装置及其质量检测方法
WO2019221034A1 (fr) * 2018-05-15 2019-11-21 パナソニックＩｐマネジメント株式会社 Dispositif laser et dispositif de traitement laser l'utilisant

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR64476E (fr) * 1953-07-16 1955-11-10 Marteau-mécanique actionné par moteur électrique
DE1186149B (de) * 1963-01-07 1965-01-28 Siemens Ag Optischer Sender oder Verstaerker mit gasfoermigem, selektiv fluoreszentem Medium
US3603688A (en) * 1967-11-08 1971-09-07 Perkin Elmer Corp Alignment apparatus
US3579140A (en) * 1967-12-05 1971-05-18 Perkin Elmer Corp Laser
DE1912290A1 (de) * 1969-03-11 1970-09-24 Siemens Ag Vorrichtung zur Kontrolle und Nachstellung der Justierung des Auskoppelspiegels eines Gas-Lasers
DE1950943C3 (de) * 1969-10-09 1975-01-16 Siemens Ag, 1000 Berlin Und 8000 Muenchen Intensitätsstabilisierte Gaslaseranordnung
US3699474A (en) * 1971-11-20 1972-10-17 Atomic Energy Commission Multiple beam laser system
US3904983A (en) * 1973-04-16 1975-09-09 Gte Sylvania Inc Parasitic mode suppressor for high power lasers
US4010363A (en) * 1975-10-31 1977-03-01 Rca Corporation Laser alignment system
JPS54141772A (en) * 1978-03-27 1979-11-05 Kiyoshi Nakashima Novel allantoin derivative
JPS55141772A (en) * 1979-04-23 1980-11-05 Agency Of Ind Science & Technol Laser device
JPS5641088A (en) * 1979-09-12 1981-04-17 Hitachi Ltd Monitoring device for laser light axis
US4330705A (en) * 1980-01-15 1982-05-18 Ball Corporation Optical tracking device using interlaced images
JPS56116452A (en) * 1980-02-15 1981-09-12 Asahi Optical Co Ltd Laser output meter for laser knife
EP0064476A1 (fr) * 1981-04-10 1982-11-10 Asulab S.A. Dispositif de stabilisation d'émission d'un résonateur laser selon un mode d'émission déterminé
US4393303A (en) * 1981-05-04 1983-07-12 United Technologies Corporation Intracavity phase front and power control
JPS5889889A (ja) * 1981-11-24 1983-05-28 Olympus Optical Co Ltd レ−ザ出力可変装置

Also Published As

Publication number Publication date
DE3415009C2 (fr) 1989-08-03
DE3415009A1 (de) 1984-10-25
FR2544922A1 (fr) 1984-10-26
US4914671A (en) 1990-04-03

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Legal Events

Date Code Title Description
D6 Patent endorsed licences of rights
D6 Patent endorsed licences of rights
ST Notification of lapse