JPS5287391A - Q switch laser equipment - Google Patents

Q switch laser equipment

Info

Publication number
JPS5287391A
JPS5287391A JP389276A JP389276A JPS5287391A JP S5287391 A JPS5287391 A JP S5287391A JP 389276 A JP389276 A JP 389276A JP 389276 A JP389276 A JP 389276A JP S5287391 A JPS5287391 A JP S5287391A
Authority
JP
Japan
Prior art keywords
laser equipment
switch laser
switch
supersonic
peak value
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
JP389276A
Other languages
Japanese (ja)
Inventor
Noriaki Sekiguchi
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.)
NEC Corp
Original Assignee
NEC Corp
Nippon Electric Co Ltd
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 NEC Corp, Nippon Electric Co Ltd filed Critical NEC Corp
Priority to JP389276A priority Critical patent/JPS5287391A/en
Publication of JPS5287391A publication Critical patent/JPS5287391A/en
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
    • 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
    • H01S3/106—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating by controlling devices placed within the cavity
    • H01S3/1068—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating by controlling devices placed within the cavity using an acousto-optical device

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Optics & Photonics (AREA)
  • Lasers (AREA)

Abstract

PURPOSE:To make it possible to control the peak value of Q switch by adding the effect of a variable modulation circuit on a driving signal from the supersonic Q switch element which is inserted in a laser resonant oscillator and forms a supersonic phase diffusion lattice.
JP389276A 1976-01-16 1976-01-16 Q switch laser equipment Pending JPS5287391A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP389276A JPS5287391A (en) 1976-01-16 1976-01-16 Q switch laser equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP389276A JPS5287391A (en) 1976-01-16 1976-01-16 Q switch laser equipment

Publications (1)

Publication Number Publication Date
JPS5287391A true JPS5287391A (en) 1977-07-21

Family

ID=11569824

Family Applications (1)

Application Number Title Priority Date Filing Date
JP389276A Pending JPS5287391A (en) 1976-01-16 1976-01-16 Q switch laser equipment

Country Status (1)

Country Link
JP (1) JPS5287391A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5775482A (en) * 1980-10-28 1982-05-12 Nec Corp Q switch laser device
JPH01270370A (en) * 1988-04-22 1989-10-27 Mitsubishi Electric Corp Laser device
JP2002151777A (en) * 2000-11-10 2002-05-24 Keyence Corp Laser oscillator and its laser pulse control method
JP2002208750A (en) * 2000-11-10 2002-07-26 Keyence Corp Laser oscillator and laser pulse control method thereof
JP2002252403A (en) * 2001-02-21 2002-09-06 Keyence Corp Laser oscillator and its laser pulse control method

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3297876A (en) * 1963-04-16 1967-01-10 United Aircraft Corp Amplitude modulation for lasers

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3297876A (en) * 1963-04-16 1967-01-10 United Aircraft Corp Amplitude modulation for lasers

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5775482A (en) * 1980-10-28 1982-05-12 Nec Corp Q switch laser device
JPS6317236B2 (en) * 1980-10-28 1988-04-13 Nippon Electric Co
JPH01270370A (en) * 1988-04-22 1989-10-27 Mitsubishi Electric Corp Laser device
JP2673303B2 (en) * 1988-04-22 1997-11-05 三菱電機株式会社 Negative branch unstable laser cavity
JP2002151777A (en) * 2000-11-10 2002-05-24 Keyence Corp Laser oscillator and its laser pulse control method
JP2002208750A (en) * 2000-11-10 2002-07-26 Keyence Corp Laser oscillator and laser pulse control method thereof
JP2002252403A (en) * 2001-02-21 2002-09-06 Keyence Corp Laser oscillator and its laser pulse control method

Similar Documents

Publication Publication Date Title
JPS5287391A (en) Q switch laser equipment
JPS52122451A (en) Oscillation circuit
JPS5337310A (en) Automatic frequency control circuit
JPS51142252A (en) Exciter circuit
JPS52129358A (en) Wide-band phase locked loop circuit
JPS5388556A (en) Oscillator circuit
JPS5438101A (en) Variable delay device
JPS5397759A (en) Phase synchronizing circuit
JPS51112153A (en) Amplifier circuit
JPS52128122A (en) Ultrasonic oscillator
JPS5313861A (en) Oscillating circuit
JPS55127735A (en) Phase synchronizing oscillator
JPS5360538A (en) Tuning circuit of variable capacity type
JPS5381052A (en) Solid oscillator
JPS5317849A (en) Transistorized ignition system
JPS5381111A (en) Electronic musical instrument
JPS52115153A (en) Phase lead-in oscillator
JPS5393066A (en) Electronic watch with alarm
JPS51114818A (en) Liquid crystal drive circuit
JPS5381053A (en) Voltage control oscillator
JPS52147943A (en) Phase-shift circuit
JPS5355A (en) Transistor circuit
JPS55134542A (en) Oscillator equipped with afc circuit using digital counter
JPS5289845A (en) Output variable device of high frequency wave heater
JPS5345569A (en) Electronic watch