GB2239984B - Solid laser device - Google Patents

Solid laser device

Info

Publication number
GB2239984B
GB2239984B GB9017911A GB9017911A GB2239984B GB 2239984 B GB2239984 B GB 2239984B GB 9017911 A GB9017911 A GB 9017911A GB 9017911 A GB9017911 A GB 9017911A GB 2239984 B GB2239984 B GB 2239984B
Authority
GB
United Kingdom
Prior art keywords
laser device
solid laser
solid
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
GB9017911A
Other versions
GB9017911D0 (en
GB2239984A (en
Inventor
Shigenori Yagi
Kazuki Kuba
Junichi Nishimae
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
Application filed by Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of GB9017911D0 publication Critical patent/GB9017911D0/en
Publication of GB2239984A publication Critical patent/GB2239984A/en
Priority to GB9408811A priority Critical patent/GB2276031B/en
Application granted granted Critical
Publication of GB2239984B publication Critical patent/GB2239984B/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
    • 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
    • H01S3/06—Construction or shape of active medium
    • H01S3/0602—Crystal lasers or glass lasers
    • H01S3/0606—Crystal lasers or glass lasers with polygonal cross-section, e.g. slab, prism
    • 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
    • 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
    • H01S3/08072—Thermal lensing or thermally induced birefringence; Compensation thereof
    • 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
    • H01S3/08095—Zig-zag travelling beam through the active medium

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Optics & Photonics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Lasers (AREA)
GB9017911A 1989-12-18 1990-08-15 Solid laser device Expired - Fee Related GB2239984B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9408811A GB2276031B (en) 1989-12-18 1994-05-04 Solid laser device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1327692A JP2760116B2 (en) 1989-12-18 1989-12-18 Solid-state laser device

Publications (3)

Publication Number Publication Date
GB9017911D0 GB9017911D0 (en) 1990-09-26
GB2239984A GB2239984A (en) 1991-07-17
GB2239984B true GB2239984B (en) 1994-10-05

Family

ID=18201911

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9017911A Expired - Fee Related GB2239984B (en) 1989-12-18 1990-08-15 Solid laser device

Country Status (2)

Country Link
JP (1) JP2760116B2 (en)
GB (1) GB2239984B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5234569B2 (en) * 2007-04-05 2013-07-10 川崎重工業株式会社 Laser multi-point ignition device
JP5501435B2 (en) * 2012-12-27 2014-05-21 川崎重工業株式会社 Laser multi-point ignition device
CZ307955B6 (en) * 2018-05-17 2019-09-11 Fyzikální Ústav Av Čr, V. V. I. Laser system in an unstable optical resonator arrangement providing a shaped output beam intensity profile and the method of forming it

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3889208A (en) * 1973-12-26 1975-06-10 Avco Everett Res Lab Inc Superfluorescent laser with improved beam divergence and spacial brightness
GB2008314A (en) * 1977-11-14 1979-05-31 Gen Electric Face-pumped laser with diffraction-limited output beam
US4423511A (en) * 1981-04-16 1983-12-27 Jersey Nuclear-Avco Isotopes, Inc. Unstable waveguide laser resonator
US4433418A (en) * 1981-02-06 1984-02-21 Raytheon Company Off-axis astigmatic unstable laser resonator
US4559627A (en) * 1984-06-18 1985-12-17 General Electric Company Face pumped rectangular slab laser apparatus having an improved optical resonator cavity
EP0300465A2 (en) * 1987-07-20 1989-01-25 Mitsubishi Denki Kabushiki Kaisha Laser machining apparatus

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62124790A (en) * 1985-11-25 1987-06-06 Mitsubishi Electric Corp Laser device
US4719639B1 (en) * 1987-01-08 1994-06-28 Boreal Laser Inc Carbon dioxide slab laser
DE3729053A1 (en) * 1987-08-31 1989-03-16 Deutsche Forsch Luft Raumfahrt HIGH-PERFORMANCE RIBBON LASER
JP2673304B2 (en) * 1988-04-22 1997-11-05 三菱電機株式会社 Laser device
JP2666350B2 (en) * 1988-04-22 1997-10-22 三菱電機株式会社 Solid-state laser device

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3889208A (en) * 1973-12-26 1975-06-10 Avco Everett Res Lab Inc Superfluorescent laser with improved beam divergence and spacial brightness
GB2008314A (en) * 1977-11-14 1979-05-31 Gen Electric Face-pumped laser with diffraction-limited output beam
US4433418A (en) * 1981-02-06 1984-02-21 Raytheon Company Off-axis astigmatic unstable laser resonator
US4423511A (en) * 1981-04-16 1983-12-27 Jersey Nuclear-Avco Isotopes, Inc. Unstable waveguide laser resonator
US4559627A (en) * 1984-06-18 1985-12-17 General Electric Company Face pumped rectangular slab laser apparatus having an improved optical resonator cavity
WO1986000475A1 (en) * 1984-06-18 1986-01-16 General Electric Company Face pumped rectangular slab laser apparatus having an improved optical resonator cavity
EP0300465A2 (en) * 1987-07-20 1989-01-25 Mitsubishi Denki Kabushiki Kaisha Laser machining apparatus

Also Published As

Publication number Publication date
JP2760116B2 (en) 1998-05-28
GB9017911D0 (en) 1990-09-26
GB2239984A (en) 1991-07-17
JPH03188688A (en) 1991-08-16

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Legal Events

Date Code Title Description
746 Register noted 'licences of right' (sect. 46/1977)

Effective date: 19960611

PCNP Patent ceased through non-payment of renewal fee

Effective date: 20070815