DE3272718D1 - Device for the evolutional illumination of an object - Google Patents

Device for the evolutional illumination of an object

Info

Publication number
DE3272718D1
DE3272718D1 DE8282401148T DE3272718T DE3272718D1 DE 3272718 D1 DE3272718 D1 DE 3272718D1 DE 8282401148 T DE8282401148 T DE 8282401148T DE 3272718 T DE3272718 T DE 3272718T DE 3272718 D1 DE3272718 D1 DE 3272718D1
Authority
DE
Germany
Prior art keywords
evolutional
illumination
evolutional illumination
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
DE8282401148T
Other languages
English (en)
Inventor
Jean-Pierre Huignard
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.)
Thales SA
Original Assignee
Thomson CSF SA
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 Thomson CSF SA filed Critical Thomson CSF SA
Application granted granted Critical
Publication of DE3272718D1 publication Critical patent/DE3272718D1/de
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/35—Non-linear optics
    • G02F1/353—Frequency conversion, i.e. wherein a light beam is generated with frequency components different from those of the incident light beams
    • G02F1/3534—Three-wave interaction, e.g. sum-difference frequency generation
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/35—Non-linear optics
    • G02F1/353—Frequency conversion, i.e. wherein a light beam is generated with frequency components different from those of the incident light beams
    • G02F1/3536—Four-wave interaction
    • G02F1/3538—Four-wave interaction for optical phase conjugation
    • 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
    • H01S3/10076—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating using optical phase conjugation, e.g. phase conjugate reflection

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Lasers (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
DE8282401148T 1981-06-30 1982-06-22 Device for the evolutional illumination of an object Expired DE3272718D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8112833A FR2508664B1 (de) 1981-06-30 1981-06-30

Publications (1)

Publication Number Publication Date
DE3272718D1 true DE3272718D1 (en) 1986-09-25

Family

ID=9260017

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8282401148T Expired DE3272718D1 (en) 1981-06-30 1982-06-22 Device for the evolutional illumination of an object

Country Status (5)

Country Link
US (1) US4527132A (de)
EP (1) EP0069627B1 (de)
JP (1) JPS5810880A (de)
DE (1) DE3272718D1 (de)
FR (1) FR2508664B1 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62200219A (ja) * 1986-02-27 1987-09-03 Canon Inc エンコ−ダ−
US4773739A (en) * 1986-03-05 1988-09-27 Hughes Aircraft Company Self-pumped phase conjugate mirror and method using AC-field enhanced photorefractive effect
JPS62216295A (ja) * 1986-03-17 1987-09-22 株式会社　日本ドウロ−イングコンサルタント 両面多層プリント基板の製法
US4775444A (en) * 1987-08-26 1988-10-04 Macdermid, Incorporated Process for fabricating multilayer circuit boards
IT1232051B (it) * 1989-03-24 1992-01-23 Cselt Centro Studi Lab Telecom Dispositivo per la correlazione fra fasci ottici
US5153870A (en) * 1989-06-29 1992-10-06 Digital Equipment Corporation Rotary head actuator for optical disk
GB9026152D0 (en) * 1990-11-30 1991-01-16 Secr Defence Laser radar system
FR2755516B1 (fr) 1996-11-05 1999-01-22 Thomson Csf Dispositif compact d'illumination
FR2819061B1 (fr) * 2000-12-28 2003-04-11 Thomson Csf Dispositif de controle de polarisation dans une liaison optique
WO2023119279A1 (en) * 2021-12-23 2023-06-29 Israel Aerospace Industries Ltd. Optical pointing and tracking system

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3624421A (en) * 1970-06-11 1971-11-30 Research Corp Tunable raman laser
US4048515A (en) * 1976-06-14 1977-09-13 General Electric Company Broadband laser with intracavity crystal for generating second harmonic radiation
US4220928A (en) * 1978-05-23 1980-09-02 Bell Telephone Laboratories, Incorporated Adaptive correction of linear phase aberrations in laser amplifier systems
FR2482325A1 (fr) * 1980-05-08 1981-11-13 Thomson Csf Systeme optique d'observation en temps reel a balayage
US4390991A (en) * 1981-04-06 1983-06-28 United Technologies Corporation Adaptive laser output coupler

Also Published As

Publication number Publication date
FR2508664A1 (de) 1982-12-31
EP0069627B1 (de) 1986-08-20
US4527132A (en) 1985-07-02
EP0069627A1 (de) 1983-01-12
JPS5810880A (ja) 1983-01-21
FR2508664B1 (de) 1985-07-19

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8320 Willingness to grant licences declared (paragraph 23)
8339 Ceased/non-payment of the annual fee