CA2451325A1 - Diffractive shaping of the intensity distribution of a spatially partially coherent light beam - Google Patents

Diffractive shaping of the intensity distribution of a spatially partially coherent light beam Download PDF

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Publication number
CA2451325A1
CA2451325A1 CA002451325A CA2451325A CA2451325A1 CA 2451325 A1 CA2451325 A1 CA 2451325A1 CA 002451325 A CA002451325 A CA 002451325A CA 2451325 A CA2451325 A CA 2451325A CA 2451325 A1 CA2451325 A1 CA 2451325A1
Authority
CA
Canada
Prior art keywords
shaping
lasers
multimode
intensity distribution
light
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.)
Abandoned
Application number
CA002451325A
Other languages
English (en)
French (fr)
Inventor
Jari Turunen
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.)
Oy Modines Ltd
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of CA2451325A1 publication Critical patent/CA2451325A1/en
Abandoned 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
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B19/00—Condensers, e.g. light collectors or similar non-imaging optics
    • G02B19/0004—Condensers, e.g. light collectors or similar non-imaging optics characterised by the optical means employed
    • G02B19/0009—Condensers, e.g. light collectors or similar non-imaging optics characterised by the optical means employed having refractive surfaces only
    • G02B19/0014—Condensers, e.g. light collectors or similar non-imaging optics characterised by the optical means employed having refractive surfaces only at least one surface having optical power
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B19/00—Condensers, e.g. light collectors or similar non-imaging optics
    • G02B19/0033—Condensers, e.g. light collectors or similar non-imaging optics characterised by the use
    • G02B19/0047—Condensers, e.g. light collectors or similar non-imaging optics characterised by the use for use with a light source
    • G02B19/0052—Condensers, e.g. light collectors or similar non-imaging optics characterised by the use for use with a light source the light source comprising a laser diode
    • 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
    • G02B27/0927—Systems for changing the beam intensity distribution, e.g. Gaussian to top-hat
    • 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
    • G02B27/0944—Diffractive optical elements, e.g. gratings, holograms
    • 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
    • H01S5/00—Semiconductor lasers
    • H01S5/005—Optical components external to the laser cavity, specially adapted therefor, e.g. for homogenisation or merging of the beams or for manipulating laser pulses, e.g. pulse shaping
CA002451325A 2001-07-16 2001-07-16 Diffractive shaping of the intensity distribution of a spatially partially coherent light beam Abandoned CA2451325A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/FI2001/000673 WO2003010588A1 (en) 2001-07-16 2001-07-16 Diffractive shaping of the intensity distribution of a spatially partially coherent light beam

Publications (1)

Publication Number Publication Date
CA2451325A1 true CA2451325A1 (en) 2003-02-06

Family

ID=8555918

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002451325A Abandoned CA2451325A1 (en) 2001-07-16 2001-07-16 Diffractive shaping of the intensity distribution of a spatially partially coherent light beam

Country Status (8)

Country Link
US (1) US20040165268A1 (US20040165268A1-20040826-M00002.png)
EP (1) EP1407310A1 (US20040165268A1-20040826-M00002.png)
JP (1) JP2004536350A (US20040165268A1-20040826-M00002.png)
CN (1) CN1529830A (US20040165268A1-20040826-M00002.png)
BR (1) BR0117067A (US20040165268A1-20040826-M00002.png)
CA (1) CA2451325A1 (US20040165268A1-20040826-M00002.png)
MX (1) MXPA04000043A (US20040165268A1-20040826-M00002.png)
WO (1) WO2003010588A1 (US20040165268A1-20040826-M00002.png)

Cited By (1)

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CN112904585A (zh) * 2021-04-21 2021-06-04 南昌三极光电有限公司 一种光学系统

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JP4974206B2 (ja) * 2001-03-20 2012-07-11 トムソン ライセンシング 光線ビームの対称化及び均一化の複合機能素子
EP1420462A1 (en) * 2002-11-13 2004-05-19 Heptagon Oy Light emitting device
EP1711854A4 (en) * 2003-10-17 2009-08-19 Explay Ltd OPTICAL SYSTEM AND METHOD FOR USE IN PROJECTION SYSTEMS
JP2005148493A (ja) * 2003-11-17 2005-06-09 Alps Electric Co Ltd ホログラム装置
DE102005005933A1 (de) * 2005-02-09 2006-08-17 Carl Zeiss Meditec Ag Variable Optik
JP4650837B2 (ja) * 2005-09-22 2011-03-16 住友電気工業株式会社 レーザ光学装置
JP4238862B2 (ja) * 2005-10-27 2009-03-18 セイコーエプソン株式会社 レーザーカッター付き印刷装置
CN101236150B (zh) 2007-02-02 2012-09-05 深圳迈瑞生物医疗电子股份有限公司 用于基于流式细胞术的仪器的光电传感器及其照射单元
CN101984767B (zh) * 2008-01-21 2014-01-29 普莱姆森斯有限公司 用于使零级减少的光学设计
US20130223846A1 (en) 2009-02-17 2013-08-29 Trilumina Corporation High speed free-space optical communications
US11095365B2 (en) 2011-08-26 2021-08-17 Lumentum Operations Llc Wide-angle illuminator module
FR2993372B1 (fr) * 2012-07-13 2015-04-10 Commissariat Energie Atomique Procede et systeme de reconstruction de proprietes optiques d'objets diffractants baignant dans un milieu liquide
CN103048791B (zh) * 2013-01-18 2015-05-27 苏州大学 一种产生部分相干艾里光束的方法
EP3071880A4 (en) * 2013-11-20 2017-08-16 Trilumina Corp. System for combining laser array outputs into a single beam carrying digital data
CN103777472B (zh) * 2014-01-23 2015-07-29 中国科学院上海光学精密机械研究所 用于准分子激光光束整形的衍射光学元件设计方法
JP6343972B2 (ja) * 2014-03-10 2018-06-20 富士通株式会社 照明装置及び生体認証装置
CN106486883A (zh) * 2015-08-28 2017-03-08 高准精密工业股份有限公司 发光装置
CN105467598A (zh) * 2015-12-11 2016-04-06 杭州东尚光电科技有限公司 用半导体激光器与衍射光学元件结合的激光照明光学系统
CN106324854B (zh) * 2016-10-27 2019-06-25 中国科学院光电技术研究所 一种基于二元方形衍射元件的相位反演方法
US11973319B2 (en) * 2017-11-17 2024-04-30 Uab Brolis Semiconductors Radiant beam combining of multiple multimode semiconductor laser diodes for directional laser beam delivery applications
US10978849B2 (en) * 2019-01-31 2021-04-13 Lawrence Livermore National Security, Llc User defined intensity profile laser beam
CN110927116B (zh) * 2019-11-29 2022-08-02 中国科学院微电子研究所 一种测量标记结构的方法、装置及系统

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US4410237A (en) * 1980-09-26 1983-10-18 Massachusetts Institute Of Technology Method and apparatus for shaping electromagnetic beams
US4521075A (en) * 1983-03-07 1985-06-04 Obenschain Stephen P Controllable spatial incoherence echelon for laser
US4649351A (en) * 1984-10-19 1987-03-10 Massachusetts Institute Of Technology Apparatus and method for coherently adding laser beams
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US4790627A (en) * 1987-06-05 1988-12-13 The United States Of America As Represented By The Secretary Of The Navy Incoherent laser system for producing smooth and controllable spatial illumination profiles
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112904585A (zh) * 2021-04-21 2021-06-04 南昌三极光电有限公司 一种光学系统
CN112904585B (zh) * 2021-04-21 2022-11-08 南昌三极光电有限公司 一种光学系统

Also Published As

Publication number Publication date
BR0117067A (pt) 2004-07-27
WO2003010588A1 (en) 2003-02-06
JP2004536350A (ja) 2004-12-02
US20040165268A1 (en) 2004-08-26
MXPA04000043A (es) 2005-08-16
EP1407310A1 (en) 2004-04-14
CN1529830A (zh) 2004-09-15

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Legal Events

Date Code Title Description
EEER Examination request
FZDE Discontinued