FR2336630A1 - Systeme optique pour produire un faisceau de lumiere presentant une repartition d'intensite uniforme - Google Patents

Systeme optique pour produire un faisceau de lumiere presentant une repartition d'intensite uniforme

Info

Publication number
FR2336630A1
FR2336630A1 FR7635222A FR7635222A FR2336630A1 FR 2336630 A1 FR2336630 A1 FR 2336630A1 FR 7635222 A FR7635222 A FR 7635222A FR 7635222 A FR7635222 A FR 7635222A FR 2336630 A1 FR2336630 A1 FR 2336630A1
Authority
FR
France
Prior art keywords
intensity
produce
light
optical system
uniform distribution
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.)
Withdrawn
Application number
FR7635222A
Other languages
English (en)
Inventor
Douglas Charles John Reid
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.)
Plessey Handel und Investments AG
Original Assignee
Plessey Handel und Investments AG
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 Plessey Handel und Investments AG filed Critical Plessey Handel und Investments AG
Publication of FR2336630A1 publication Critical patent/FR2336630A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/09—Beam shaping, e.g. changing the cross-sectional area, not otherwise provided for
    • G02B27/0938—Using specific optical elements
    • G02B27/095—Refractive optical elements
    • G02B27/0955—Lenses
    • G02B27/0966—Cylindrical lenses
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/09—Beam shaping, e.g. changing the cross-sectional area, not otherwise provided for
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/09—Beam shaping, e.g. changing the cross-sectional area, not otherwise provided for
    • G02B27/0911—Anamorphotic systems
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/09—Beam shaping, e.g. changing the cross-sectional area, not otherwise provided for
    • G02B27/0938—Using specific optical elements
    • G02B27/095—Refractive optical elements
    • G02B27/0972—Prisms

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Laser Beam Processing (AREA)
FR7635222A 1975-12-23 1976-11-23 Systeme optique pour produire un faisceau de lumiere presentant une repartition d'intensite uniforme Withdrawn FR2336630A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB52509/75A GB1549613A (en) 1975-12-23 1975-12-23 Optical system for producing an area of light of even dispersion of illumination

Publications (1)

Publication Number Publication Date
FR2336630A1 true FR2336630A1 (fr) 1977-07-22

Family

ID=10464192

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7635222A Withdrawn FR2336630A1 (fr) 1975-12-23 1976-11-23 Systeme optique pour produire un faisceau de lumiere presentant une repartition d'intensite uniforme

Country Status (6)

Country Link
US (1) US4149773A (fr)
JP (1) JPS5280851A (fr)
DE (1) DE2650605A1 (fr)
FR (1) FR2336630A1 (fr)
GB (1) GB1549613A (fr)
NL (1) NL7614353A (fr)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5945123B2 (ja) * 1977-07-08 1984-11-05 富士写真光機株式会社 線状照明法
FR2465241A1 (fr) * 1979-09-10 1981-03-20 Thomson Csf Dispositif illuminateur destine a fournir un faisceau d'eclairement a distribution d'intensite ajustable et systeme de transfert de motifs comprenant un tel dispositif
US4523809A (en) * 1983-08-04 1985-06-18 The United States Of America As Represented By The Secretary Of The Air Force Method and apparatus for generating a structured light beam array
JPS61133052A (ja) * 1984-12-03 1986-06-20 Hitachi Ltd 光学的記録再生装置
US5430543A (en) * 1984-12-26 1995-07-04 Rockwell International Corporation Ring laser gyro detector lens system
GB8703356D0 (en) * 1987-02-13 1987-03-18 Lloyd Doyle Ltd Optical apparatus
GB2220502A (en) * 1988-07-09 1990-01-10 Exitech Ltd Excimer laser beam homogenizer system
JP2617040B2 (ja) * 1991-03-11 1997-06-04 学校法人東海大学 多面凸型プリズム
US5397867A (en) * 1992-09-04 1995-03-14 Lucas Industries, Inc. Light distribution for illuminated keyboard switches and displays
US5557475A (en) * 1994-07-12 1996-09-17 Coherent, Inc. Optical system for improving the symmetry of the beam emitted from a broad area laser diode
DE19645150C2 (de) * 1996-10-28 2002-10-24 Fraunhofer Ges Forschung Optische Anordnung zur Symmetrierung der Strahlung von Laserdioden
US6542304B2 (en) * 1999-05-17 2003-04-01 Toolz, Ltd. Laser beam device with apertured reflective element
US6771683B2 (en) * 2000-10-26 2004-08-03 Coherent, Inc. Intra-cavity beam homogenizer resonator
US6504612B2 (en) 2000-11-14 2003-01-07 Georgia Tech Research Corporation Electromagnetic wave analyzer
US7170677B1 (en) 2002-01-25 2007-01-30 Everest Vit Stereo-measurement borescope with 3-D viewing
US7065105B2 (en) * 2002-09-12 2006-06-20 Fraunhofer Usa, Inc. Apparatus for shaping the output beam of semiconductor lasers
DE102008024589A1 (de) * 2008-05-21 2009-11-26 Limo Patentverwaltung Gmbh & Co. Kg Vorrichtung zur Formung eines Laserstrahls
US9400391B2 (en) * 2012-09-27 2016-07-26 Coherent, Inc. Uniformity adjustment method for a diode-laser line-projector
JP6172448B2 (ja) * 2013-05-30 2017-08-02 株式会社リコー 光学素子、投射光学系、物体検出装置
KR102598711B1 (ko) * 2016-07-07 2023-11-06 삼성전자주식회사 불균일 광을 조사하는 라이다 장치 및 이를 포함하는 자율 주행 로봇
CN107290861A (zh) * 2017-08-01 2017-10-24 沈阳雷卓激光医疗器械有限公司 激光光束匀化装置及方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3419321A (en) * 1966-02-24 1968-12-31 Lear Siegler Inc Laser optical apparatus for cutting holes
US3670260A (en) * 1970-05-15 1972-06-13 American Optical Corp Controlled optical beam forming device

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3695749A (en) * 1970-08-07 1972-10-03 Gen Motors Corp Apparatus for producing an interference pattern

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3419321A (en) * 1966-02-24 1968-12-31 Lear Siegler Inc Laser optical apparatus for cutting holes
US3670260A (en) * 1970-05-15 1972-06-13 American Optical Corp Controlled optical beam forming device

Also Published As

Publication number Publication date
DE2650605A1 (de) 1977-07-07
GB1549613A (en) 1979-08-08
US4149773A (en) 1979-04-17
JPS5280851A (en) 1977-07-06
NL7614353A (nl) 1977-06-27

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Legal Events

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