FR2694665B1 - Unstable laser resonator. - Google Patents

Unstable laser resonator.

Info

Publication number
FR2694665B1
FR2694665B1 FR9309669A FR9309669A FR2694665B1 FR 2694665 B1 FR2694665 B1 FR 2694665B1 FR 9309669 A FR9309669 A FR 9309669A FR 9309669 A FR9309669 A FR 9309669A FR 2694665 B1 FR2694665 B1 FR 2694665B1
Authority
FR
France
Prior art keywords
laser resonator
unstable laser
unstable
resonator
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
FR9309669A
Other languages
French (fr)
Other versions
FR2694665A1 (en
Inventor
Herbert Gross
Theo Lasser
Harry Bauer Dr
Martin Wiechmann Dr
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.)
Carl Zeiss SMT GmbH
Original Assignee
Carl Zeiss SMT GmbH
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 Carl Zeiss SMT GmbH filed Critical Carl Zeiss SMT GmbH
Publication of FR2694665A1 publication Critical patent/FR2694665A1/en
Application granted granted Critical
Publication of FR2694665B1 publication Critical patent/FR2694665B1/en
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
    • H01S3/08081—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
    • H01S2301/00—Functional characteristics
    • H01S2301/20—Lasers with a special output beam profile or cross-section, e.g. non-Gaussian
    • H01S2301/206—Top hat profile
    • 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
    • H01S3/08063—Graded reflectivity, e.g. variable reflectivity mirror
    • 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
    • H01S3/086—One or more reflectors having variable properties or positions for initial adjustment of the resonator
    • 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
    • H01S3/11—Mode locking; Q-switching; Other giant-pulse techniques, e.g. cavity dumping
    • H01S3/1123—Q-switching
    • H01S3/113—Q-switching using intracavity saturable absorbers

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Optics & Photonics (AREA)
  • Lasers (AREA)
FR9309669A 1992-08-06 1993-08-05 Unstable laser resonator. Expired - Fee Related FR2694665B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4226026 1992-08-06

Publications (2)

Publication Number Publication Date
FR2694665A1 FR2694665A1 (en) 1994-02-11
FR2694665B1 true FR2694665B1 (en) 1994-10-14

Family

ID=6464986

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9309669A Expired - Fee Related FR2694665B1 (en) 1992-08-06 1993-08-05 Unstable laser resonator.

Country Status (2)

Country Link
DE (1) DE4318616C2 (en)
FR (1) FR2694665B1 (en)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3036395C2 (en) * 1980-09-26 1982-10-21 Siemens AG, 1000 Berlin und 8000 München Passive Q-switch for a laser
IT1188606B (en) * 1986-01-29 1988-01-20 Consiglio Nazionale Ricerche UNSTABLE LASER RESONATOR WITH RADIAL VARIABLE REFLECTIVITY OUTPUT COUPLER
US4682336A (en) * 1986-05-29 1987-07-21 Hughes Aircraft Company Q-switched laser resonator of integral construction
US4918704A (en) * 1989-01-10 1990-04-17 Quantel International, Inc. Q-switched solid state pulsed laser with injection seeding and a gaussian output coupling mirror

Also Published As

Publication number Publication date
FR2694665A1 (en) 1994-02-11
DE4318616A1 (en) 1994-02-10
DE4318616C2 (en) 1997-07-03

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20060428