GB1406820A - Lasers - Google Patents

Lasers

Info

Publication number
GB1406820A
GB1406820A GB4475772A GB4475772A GB1406820A GB 1406820 A GB1406820 A GB 1406820A GB 4475772 A GB4475772 A GB 4475772A GB 4475772 A GB4475772 A GB 4475772A GB 1406820 A GB1406820 A GB 1406820A
Authority
GB
United Kingdom
Prior art keywords
mirror
active medium
resonator
diffraction
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
Application number
GB4475772A
Other languages
English (en)
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.)
Siemens Corp
Original Assignee
Siemens 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 Siemens Corp filed Critical Siemens Corp
Publication of GB1406820A publication Critical patent/GB1406820A/en
Expired 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
    • H01S3/101—Lasers provided with means to change the location from which, or the direction in which, laser radiation is emitted
    • 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
    • H01S3/08059—Constructional details of the reflector, e.g. shape
    • H01S3/08068—Holes; Stepped surface; Special cross-section
    • 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
    • H01S3/081—Construction or shape of optical resonators or components thereof comprising three or more reflectors
    • H01S3/0813—Configuration of resonator
    • H01S3/0815—Configuration of resonator having 3 reflectors, e.g. V-shaped 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
    • H01S3/10—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)
GB4475772A 1971-12-17 1972-09-28 Lasers Expired GB1406820A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2162848A DE2162848A1 (de) 1971-12-17 1971-12-17 Anordnung zur steuerbaren richtungsablenkung optischer strahlung

Publications (1)

Publication Number Publication Date
GB1406820A true GB1406820A (en) 1975-09-17

Family

ID=5828395

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4475772A Expired GB1406820A (en) 1971-12-17 1972-09-28 Lasers

Country Status (10)

Country Link
US (1) US3808552A (enExample)
JP (1) JPS4869491A (enExample)
BE (1) BE792829A (enExample)
CA (1) CA985403A (enExample)
DE (1) DE2162848A1 (enExample)
FR (1) FR2163613B1 (enExample)
GB (1) GB1406820A (enExample)
IT (1) IT971592B (enExample)
LU (1) LU66671A1 (enExample)
NL (1) NL7216625A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2476452A (en) * 2009-12-14 2011-06-29 Univ Bruxelles Transverse laser mode switching

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3462568D1 (en) * 1983-10-28 1987-04-09 Gretag Ag Laser device for processing work pieces
US4757472A (en) * 1986-12-31 1988-07-12 Tecon Memory, Inc. Electrophotographic optical memory system
DE4036154A1 (de) * 1990-11-14 1992-05-21 Fraunhofer Ges Forschung Laser-vorrichtung
US5173907A (en) * 1991-10-23 1992-12-22 United Technologies Corporation Modelocked high power laser having an adjoint feedback beam

Family Cites Families (4)

* 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
US3517332A (en) * 1963-04-16 1970-06-23 United Aircraft Corp Frequency modulation for lasers
US3443243A (en) * 1965-06-23 1969-05-06 Bell Telephone Labor Inc Frequency selective laser
US3663890A (en) * 1970-04-27 1972-05-16 Union Carbide Corp Two cavity laser

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2476452A (en) * 2009-12-14 2011-06-29 Univ Bruxelles Transverse laser mode switching

Also Published As

Publication number Publication date
US3808552A (en) 1974-04-30
FR2163613A1 (enExample) 1973-07-27
DE2162848A1 (de) 1973-06-20
NL7216625A (enExample) 1973-06-19
CA985403A (en) 1976-03-09
LU66671A1 (enExample) 1973-02-19
JPS4869491A (enExample) 1973-09-20
IT971592B (it) 1974-05-10
BE792829A (fr) 1973-03-30
FR2163613B1 (enExample) 1976-08-27

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees