HK136796A - Laser systems - Google Patents

Laser systems

Info

Publication number
HK136796A
HK136796A HK136796A HK136796A HK136796A HK 136796 A HK136796 A HK 136796A HK 136796 A HK136796 A HK 136796A HK 136796 A HK136796 A HK 136796A HK 136796 A HK136796 A HK 136796A
Authority
HK
Hong Kong
Prior art keywords
laser
lambda
laser systems
lase
wavelength
Prior art date
Application number
HK136796A
Other languages
English (en)
Inventor
Colin Anderson Millar
Jonathan Richard Armitage
Original Assignee
British Telecomm
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 British Telecomm filed Critical British Telecomm
Publication of HK136796A publication Critical patent/HK136796A/xx

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
    • H01S3/06—Construction or shape of active medium
    • H01S3/063—Waveguide lasers, i.e. whereby the dimensions of the waveguide are of the order of the light wavelength
    • H01S3/067—Fibre lasers
    • 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
    • H01S3/09—Processes or apparatus for excitation, e.g. pumping
    • H01S3/091—Processes or apparatus for excitation, e.g. pumping using optical pumping
    • H01S3/094—Processes or apparatus for excitation, e.g. pumping using optical pumping by coherent light

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Optics & Photonics (AREA)
  • Lasers (AREA)
  • Laser Surgery Devices (AREA)
HK136796A 1988-09-09 1996-07-25 Laser systems HK136796A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB888821140A GB8821140D0 (en) 1988-09-09 1988-09-09 Laser systems

Publications (1)

Publication Number Publication Date
HK136796A true HK136796A (en) 1996-08-02

Family

ID=10643299

Family Applications (1)

Application Number Title Priority Date Filing Date
HK136796A HK136796A (en) 1988-09-09 1996-07-25 Laser systems

Country Status (11)

Country Link
US (1) US5157683A (xx)
EP (1) EP0358401B1 (xx)
JP (1) JPH07120830B2 (xx)
AT (1) ATE107089T1 (xx)
AU (1) AU625761B2 (xx)
CA (1) CA1323919C (xx)
DE (1) DE68915909T2 (xx)
ES (1) ES2055078T3 (xx)
GB (1) GB8821140D0 (xx)
HK (1) HK136796A (xx)
WO (1) WO1990003053A1 (xx)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5008890A (en) * 1990-05-01 1991-04-16 Hughes Aircraft Company Red, green, blue upconversion laser pumped by single wavelength infrared laser source
GB9016181D0 (en) * 1990-07-24 1990-09-05 British Telecomm Optical waveguide amplifier
FR2674965B1 (fr) * 1991-04-08 1993-12-31 Alcatel Nv Amplificateur optique a fibre optique dopee a l'erbium.
US5325393A (en) * 1992-11-06 1994-06-28 Carl Zeiss, Inc. Dual laser resonator and beam combiner
DE4415269A1 (de) * 1994-04-30 1995-11-02 Zeiss Carl Fa Laseranordnung mit einem axial optisch gepumpten Laser
US5530710A (en) * 1995-05-15 1996-06-25 At&T Corp. High-power pumping of three-level optical fiber laser amplifier
DE19822065C1 (de) * 1998-05-16 1999-10-28 Daimler Chrysler Ag Diodengepumpte Laseranordnung
GB2357369A (en) * 1999-12-16 2001-06-20 Advanced Optical Technology Lt A solid state laser
US7633990B2 (en) * 2006-06-08 2009-12-15 Shori Ramesh K Multi-wavelength pump method for improving performance of erbium-based lasers

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3582820A (en) * 1968-04-29 1971-06-01 American Optical Corp Erbium laser device
JPS60189277A (ja) * 1984-03-09 1985-09-26 Hoya Corp エルビウムレーザの発振装置
US4704718A (en) * 1985-11-01 1987-11-03 Princeton University Apparatus and method for generating soft X-ray lasing action in a confined plasma column through the use of a picosecond laser
US4962995A (en) * 1989-06-16 1990-10-16 Gte Laboratories Incorporated Glasses for high efficiency erbium (3+) optical fiber lasers, amplifiers, and superluminescent sources
US4956843A (en) * 1989-10-10 1990-09-11 Amoco Corporation Simultaneous generation of laser radiation at two different frequencies

Also Published As

Publication number Publication date
US5157683A (en) 1992-10-20
JPH04501787A (ja) 1992-03-26
EP0358401A1 (en) 1990-03-14
WO1990003053A1 (en) 1990-03-22
GB8821140D0 (en) 1988-10-12
ATE107089T1 (de) 1994-06-15
JPH07120830B2 (ja) 1995-12-20
ES2055078T3 (es) 1994-08-16
DE68915909T2 (de) 1994-09-29
CA1323919C (en) 1993-11-02
AU4192189A (en) 1990-04-02
EP0358401B1 (en) 1994-06-08
AU625761B2 (en) 1992-07-16
DE68915909D1 (de) 1994-07-14

Similar Documents

Publication Publication Date Title
MY107270A (en) Low-noise optical amplication unit with reflecting of the pumping power.
AU7474387A (en) Solid state laser
DE3750693D1 (de) Optisches System für Laser.
AU7466187A (en) Solid state laser and method of making
GB2151868B (en) Optical amplifiers
DE68921172D1 (de) Optisch gepumpte Laser.
ATE106621T1 (de) Lasersystem.
DE68918666D1 (de) Optisch gepumpter Festkörperlaser.
EP0917262A3 (en) Wavelength selectable laser source
WO1994023478A3 (de) Gütegeschaltetes lasersystem, insbesondere für die laserlithotripsie
GB8821140D0 (en) Laser systems
DE3574911D1 (de) Monomodenlichtquelle und abstimmbarer optischer verstaerker fuer nahinfrarot.
DE3851522D1 (de) Laser und optische Verstärker mit Frequenz-Addition.
EP0422834A3 (en) Simultaneous generation of laser radiation at two different frequencies
IT8619223A0 (it) Risonatore laser instabile con accoppiatore di uscita a riflettrivita' radialmente variabile.
SE8903602D0 (sv) Optisk kopplingsanordning
EP0342774A3 (en) Active optical fibre star coupler
DE68911560D1 (de) Monofrequenz-Rohrverbindungsstück für Laser.
NO830311L (no) Laserlyskilde.
AR244928A1 (es) Un amplificador de fibra optica bombeado con laser de ion ar+.
ATE155289T1 (de) Laserverstärker
IT1231098B (it) Laser emittenti di superficie con uscita combinata
SE9402386D0 (sv) Laserresonator för minst två lasermoder från ett optiskt pumpat lasermedium
WO1999027619A3 (en) Multi-mode fiber lasers
CA2112810A1 (en) An Optical Switch

Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)