FR2390033A1 - - Google Patents

Info

Publication number
FR2390033A1
FR2390033A1 FR7812975A FR7812975A FR2390033A1 FR 2390033 A1 FR2390033 A1 FR 2390033A1 FR 7812975 A FR7812975 A FR 7812975A FR 7812975 A FR7812975 A FR 7812975A FR 2390033 A1 FR2390033 A1 FR 2390033A1
Authority
FR
France
Prior art keywords
laser
circuit
relates
lasers
intervals
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.)
Pending
Application number
FR7812975A
Other languages
English (en)
French (fr)
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.)
BOC Ltd Australia
Original Assignee
BOC Ltd Australia
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 BOC Ltd Australia filed Critical BOC Ltd Australia
Publication of FR2390033A1 publication Critical patent/FR2390033A1/fr
Pending 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
    • H01S3/10—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
    • H01S3/117—Q-switching using intracavity acousto-optic devices
    • 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
    • H01S3/10038—Amplitude control

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Optics & Photonics (AREA)
  • Lasers (AREA)
  • Road Repair (AREA)
FR7812975A 1977-05-03 1978-05-02 Pending FR2390033A1 (enExample)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB18577/77A GB1601355A (en) 1977-05-03 1977-05-03 Lasers

Publications (1)

Publication Number Publication Date
FR2390033A1 true FR2390033A1 (enExample) 1978-12-01

Family

ID=10114850

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7812975A Pending FR2390033A1 (enExample) 1977-05-03 1978-05-02

Country Status (7)

Country Link
JP (1) JPS5416200A (enExample)
DE (2) DE2819249A1 (enExample)
ES (1) ES469358A1 (enExample)
FR (1) FR2390033A1 (enExample)
GB (1) GB1601355A (enExample)
IT (1) IT1095702B (enExample)
NL (1) NL7804791A (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4337442A (en) * 1980-03-28 1982-06-29 Electro Scientific Industries, Inc. First laser pulse amplitude modulation
US4412330A (en) * 1981-04-16 1983-10-25 Electro Scientific Industries, Inc. Q-Switched laser with stable output and method of making the same
JPS5879788A (ja) * 1981-11-06 1983-05-13 Nec Corp Ｑスイツチレ−ザ装置の駆動方法
DE19747180A1 (de) * 1997-10-24 1999-07-22 Coherent Luebeck Gmbh Pulslaser mit Erstpulssteuerung
US6414980B1 (en) 1999-10-12 2002-07-02 Coherent, Inc. Laser rod thermalization

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3747019A (en) * 1970-07-16 1973-07-17 Union Carbide Corp Method and means for stabilizing the amplitude and repetition frequency of a repetitively q-switched laser
US3806829A (en) * 1971-04-13 1974-04-23 Sys Inc Pulsed laser system having improved energy control with improved power supply laser emission energy sensor and adjustable repetition rate control features

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH532993A (de) * 1971-03-29 1972-08-15 Inst Angewandte Physik Verfahren zum Bohren von Uhrensteinen mittels Laserstrahlen und Anordnung zur Durchführung des Verfahrens

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3747019A (en) * 1970-07-16 1973-07-17 Union Carbide Corp Method and means for stabilizing the amplitude and repetition frequency of a repetitively q-switched laser
US3806829A (en) * 1971-04-13 1974-04-23 Sys Inc Pulsed laser system having improved energy control with improved power supply laser emission energy sensor and adjustable repetition rate control features

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
EXBK/73 *
EXBK/75 *

Also Published As

Publication number Publication date
JPS5416200A (en) 1979-02-06
IT7822901A0 (it) 1978-05-02
ES469358A1 (es) 1979-02-01
DE2819249A1 (de) 1978-11-16
NL7804791A (nl) 1978-11-07
IT1095702B (it) 1985-08-17
GB1601355A (en) 1981-10-28
DE2819206A1 (de) 1978-12-21

Similar Documents

Publication Publication Date Title
FR2344270A1 (fr) Appareil optique a laser pour operation sous microscope
FR2445580A1 (fr) Appareil d'enregistrement optique d'informations
DE2862391D1 (de) Control apparatus for a semi-conductor laser device
FR2344152A1 (fr) Procede et dispositif de commande de l'intensite du faisceau de sortie d'un laser
FR2336912A1 (fr) Circuit electrique de commande et d'excitation pour un appareil de detartrage dentaire a ultra-sons
FR2277492A1 (fr) Dispositif de commande de diode electroluminescente et systeme de communication optique comportant un tel dispositif
FR2347802A1 (fr) Diode laser a ondes de fuite
BE849174A (fr) Appareil pour decoder un flux d'impulsions binaines, notamment dans un systeme de communication optique
JPS5387092A (en) Device for knurling by laser beam
NO814339L (no) Piezoelektrisk drivanordning til aa vibrere ringlasergyroskop
FR2390033A1 (enExample)
FR2341970A1 (fr) Dispositif d'augmentation de la cadence d'impulsions d'un faisceau laser
AR221063A1 (es) Disposicion de reencendido automatico en un aparato accionado a gas
FR2330441A1 (fr) Dispositif de suppression du rayonnement laser parasite dans un dispositif de separation isotopique a excitation par laser
FR2341145A1 (fr) Dispositif de balayage optique
IT1086961B (it) Dispositivo per alloggiare ed azionare uno specchio poligonale
FR2283457A1 (fr) Appareil de mise au point optique
CH636494B (fr) Dispositif de commande des fonctions d'une montre electronique.
JPS5569158A (en) Operation checking system of detector of copying machine
FR2340462A1 (fr) Dispositif de commande commun pour plusieurs pompes
FR2353493A1 (fr) Appareil de decoupage du verre par cassure
SE412051B (sv) Drivmekanism for en arkileggningsanordning
FR2418578A1 (fr) Circuit d'horloge en temps reel avec un dispositif de comptage separe
DK435878A (da) Anordning ved et instrument til optisk fortrinsvis visuel bestemmelse af et bestemt plan
JPS5773633A (en) Light pulse testing device