DE3764783D1 - Laserapparat. - Google Patents

Laserapparat.

Info

Publication number
DE3764783D1
DE3764783D1 DE8787118176T DE3764783T DE3764783D1 DE 3764783 D1 DE3764783 D1 DE 3764783D1 DE 8787118176 T DE8787118176 T DE 8787118176T DE 3764783 T DE3764783 T DE 3764783T DE 3764783 D1 DE3764783 D1 DE 3764783D1
Authority
DE
Germany
Prior art keywords
laser apparatus
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 - Fee Related
Application number
DE8787118176T
Other languages
English (en)
Inventor
Koji Mitsubishi Denki K Yasui
Masaaki Mitsubishi Denk Tanaka
Shigenori Mitsubishi Denk Yagi
Masaki Mitsubishi Den 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 JP10078387A external-priority patent/JPH0680852B2/ja
Priority claimed from JP62100782A external-priority patent/JP2660335B2/ja
Priority claimed from JP62220772A external-priority patent/JPS6464278A/ja
Priority claimed from JP62230715A external-priority patent/JPS6473686A/ja
Application filed by Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Application granted granted Critical
Publication of DE3764783D1 publication Critical patent/DE3764783D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H01S3/08059—Constructional details of the reflector, e.g. shape
    • H01S3/08068—Holes; Stepped surface; Special cross-section
    • 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
    • H01S3/02—Constructional details
    • H01S3/03—Constructional details of gas laser discharge tubes
    • H01S3/034—Optical devices within, or forming part of, the tube, e.g. windows, mirrors
    • 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
    • H01S3/08081—Unstable resonators
DE8787118176T 1986-12-08 1987-12-08 Laserapparat. Expired - Fee Related DE3764783D1 (de)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP29178686 1986-12-08
JP10078387A JPH0680852B2 (ja) 1987-04-23 1987-04-23 レ−ザ装置
JP62100782A JP2660335B2 (ja) 1987-04-23 1987-04-23 レーザ装置
JP62220772A JPS6464278A (en) 1987-09-03 1987-09-03 Laser equipment
JP62230715A JPS6473686A (en) 1987-09-14 1987-09-14 Laser device

Publications (1)

Publication Number Publication Date
DE3764783D1 true DE3764783D1 (de) 1990-10-11

Family

ID=27526022

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8787118176T Expired - Fee Related DE3764783D1 (de) 1986-12-08 1987-12-08 Laserapparat.

Country Status (3)

Country Link
US (1) US5058123A (de)
EP (1) EP0271809B1 (de)
DE (1) DE3764783D1 (de)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR910008990B1 (ko) * 1987-06-03 1991-10-26 미츠비시 덴키 가부시키가이샤 레이저장치
KR910009016B1 (ko) * 1987-07-20 1991-10-26 미쓰비시전기주식회사 레이저 가동장치
US5327449A (en) * 1988-04-22 1994-07-05 Fraunhoefer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Laser resonator
CA1320559C (en) * 1988-09-05 1993-07-20 Noboru Nakano Laser devices, laser system including the laser devices and output mirror for the laser system
EP0476931B1 (de) * 1990-09-14 1996-01-17 Canon Kabushiki Kaisha Phasenverschiebungsvorrichtung und Lasergerät unter Verwendung desselben
US5166949A (en) * 1990-12-20 1992-11-24 Northrop Corporation Method and apparatus for suppressing off-axis modes in laser and ring laser gyroscopes
US5179568A (en) * 1991-08-28 1993-01-12 The United States Of America As Represented By The United States National Aeronautics And Space Administration Self-collimated unstable resonator semiconductor laser
US5260964A (en) * 1992-06-26 1993-11-09 Institut National D'optique Graded reflectivity mirror resonators for lasers with a gain medium having a non-circular cross-section
JP3083688B2 (ja) * 1992-09-16 2000-09-04 三菱電機株式会社 固体レーザ装置
JP2980788B2 (ja) * 1992-10-21 1999-11-22 三菱電機株式会社 レーザ装置
US5355388A (en) * 1993-02-22 1994-10-11 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Aberration correction of unstable resonators
DE4308314C2 (de) * 1993-03-16 2001-11-08 Diehl Stiftung & Co Verwendung eines astabilen Gaslasers zur Oberflächenbearbeitung eines Werkstückes
US5557630A (en) * 1995-01-13 1996-09-17 Scaggs; Michael J. Unstable laser resonator
US5708675A (en) * 1995-02-08 1998-01-13 Litton Systems, Inc. Laser apparatus
JP3644145B2 (ja) * 1996-08-21 2005-04-27 三菱電機株式会社 レーザ装置
US6556329B1 (en) * 1998-05-21 2003-04-29 Enterasys Networks, Inc. Method and system for preventing low order optical transmission modes in multimode optical fiber computer network using annulus laser
GB2390893A (en) * 2002-07-15 2004-01-21 Pcme Ltd Method and apparatus for monitoring particles in a stack
GB2422897A (en) 2005-02-02 2006-08-09 Pcme Ltd A monitor for monitoring particles flowing in a stack
CN102664341B (zh) * 2012-05-10 2013-07-03 中国科学院长春光学精密机械与物理研究所 无横向支杆非稳腔输出腔镜安装结构
CN103904536B (zh) * 2012-12-26 2016-11-09 清华大学 激光器
CN103904537B (zh) * 2012-12-26 2016-12-28 清华大学 激光器
CN103904538B (zh) * 2012-12-26 2017-06-06 清华大学 激光器
FR3016973B1 (fr) 2014-01-30 2017-08-11 Cailabs Dispositif de traitement d'un rayonnement lumineux/optique, procede et systeme de conception d'un tel dispositif
DE102016116779A1 (de) * 2016-09-07 2018-03-08 Rofin-Sinar Laser Gmbh Resonatorspiegel für einen optischen Resonator einer Laservorrichtung und Laservorrichtung
CN108923235A (zh) * 2018-06-25 2018-11-30 西北核技术研究所 一种光学耦合镜及其构成的内腔式非稳腔

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3919664A (en) * 1973-01-22 1975-11-11 Northrop Corp Optical oscillator-amplifier laser configuration
US3909744A (en) * 1973-09-24 1975-09-30 United Technologies Corp Unstable resonator system producing a high irradiance beam in the far field
DE2449123C3 (de) * 1974-10-16 1978-08-10 Messerschmitt-Boelkow-Blohm Gmbh, 8000 Muenchen Auskoppelspiegel für astabile Laserresonatoren
US4553244A (en) * 1984-04-25 1985-11-12 Gte Communications Products Corporation Laser beam energy profile synthesizer
IT1188606B (it) * 1986-01-29 1988-01-20 Consiglio Nazionale Ricerche Risonatore laser instabile con accoppiatore di uscita a riflettivita' radialmente variabile
KR910008990B1 (ko) * 1987-06-03 1991-10-26 미츠비시 덴키 가부시키가이샤 레이저장치

Also Published As

Publication number Publication date
EP0271809A1 (de) 1988-06-22
EP0271809B1 (de) 1990-09-05
US5058123A (en) 1991-10-15

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8320 Willingness to grant licences declared (paragraph 23)
8339 Ceased/non-payment of the annual fee