FR2771557B1 - Dispositif resonateur optique multifaisceaux et systeme d'usinage laser incluant ce dispositif - Google Patents

Dispositif resonateur optique multifaisceaux et systeme d'usinage laser incluant ce dispositif

Info

Publication number
FR2771557B1
FR2771557B1 FR9714613A FR9714613A FR2771557B1 FR 2771557 B1 FR2771557 B1 FR 2771557B1 FR 9714613 A FR9714613 A FR 9714613A FR 9714613 A FR9714613 A FR 9714613A FR 2771557 B1 FR2771557 B1 FR 2771557B1
Authority
FR
France
Prior art keywords
system including
optical resonator
laser machining
beam optical
machining system
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
FR9714613A
Other languages
English (en)
Other versions
FR2771557A1 (fr
Inventor
Bruno Godard
Michel Vampouille
Claude Froehly
Robert Stehle
Pierre Jean Devilder
Vincent Kermene
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.)
Universite de Limoges
Original Assignee
Universite de Limoges
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
Application filed by Universite de Limoges filed Critical Universite de Limoges
Priority to FR9714613A priority Critical patent/FR2771557B1/fr
Priority to PCT/FR1998/002493 priority patent/WO1999027622A1/fr
Publication of FR2771557A1 publication Critical patent/FR2771557A1/fr
Application granted granted Critical
Publication of FR2771557B1 publication Critical patent/FR2771557B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/02—Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
    • B23K26/06—Shaping the laser beam, e.g. by masks or multi-focusing
    • B23K26/073—Shaping the laser spot
    • 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
    • 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
    • H01S3/081—Construction or shape of optical resonators or components thereof comprising three or more reflectors
    • H01S3/0818—Unstable resonators
    • 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
    • H01S3/23—Arrangements of two or more lasers not provided for in groups H01S3/02 - H01S3/22, e.g. tandem arrangements of separate active media
    • H01S3/2383—Parallel arrangements
FR9714613A 1997-11-21 1997-11-21 Dispositif resonateur optique multifaisceaux et systeme d'usinage laser incluant ce dispositif Expired - Fee Related FR2771557B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR9714613A FR2771557B1 (fr) 1997-11-21 1997-11-21 Dispositif resonateur optique multifaisceaux et systeme d'usinage laser incluant ce dispositif
PCT/FR1998/002493 WO1999027622A1 (fr) 1997-11-21 1998-11-20 Resonateur laser multifaisceaux

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9714613A FR2771557B1 (fr) 1997-11-21 1997-11-21 Dispositif resonateur optique multifaisceaux et systeme d'usinage laser incluant ce dispositif

Publications (2)

Publication Number Publication Date
FR2771557A1 FR2771557A1 (fr) 1999-05-28
FR2771557B1 true FR2771557B1 (fr) 2000-01-28

Family

ID=9513629

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9714613A Expired - Fee Related FR2771557B1 (fr) 1997-11-21 1997-11-21 Dispositif resonateur optique multifaisceaux et systeme d'usinage laser incluant ce dispositif

Country Status (2)

Country Link
FR (1) FR2771557B1 (fr)
WO (1) WO1999027622A1 (fr)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3639580A1 (de) * 1985-11-20 1987-05-21 Mitsubishi Electric Corp Laseranordnung
US4682339A (en) * 1986-07-30 1987-07-21 United Technologies Corporation Laser array having mutually coupled resonators
US5289492A (en) * 1992-10-02 1994-02-22 United Technologies Corporation Scalable laser system using a coupled multiple output resonator

Also Published As

Publication number Publication date
FR2771557A1 (fr) 1999-05-28
WO1999027622A1 (fr) 1999-06-03

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20070731