FR2954008B1 - Procede et dispositif de transformation d'un faisceau laser a repartition d'energie gaussienne en faisceau laser a repartition uniforme d'energie - Google Patents

Procede et dispositif de transformation d'un faisceau laser a repartition d'energie gaussienne en faisceau laser a repartition uniforme d'energie

Info

Publication number: FR2954008B1
Authority: FR; France
Prior art keywords: laser beam; distribution; energy; gail; transforming
Prior art date: 2009-12-11
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 - Fee Related

Application number

FR0906020A

Other languages

English (en)

Other versions

FR2954008A1 (fr

Inventor

Brigitte Mercier

Jean Philippe Rousseau

Laura Antonucci

Aurelie Jullien

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.)

ECOLE POLYTECHNIQUE PARISTECH

ENSMSE

Original Assignee

ECOLE POLYTECHNIQUE PARISTECH

ENSMSE

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.)

2009-12-11

Filing date

2009-12-11

Publication date

2013-05-31

2009-12-11 Application filed by ECOLE POLYTECHNIQUE PARISTECH, ENSMSE filed Critical ECOLE POLYTECHNIQUE PARISTECH

2009-12-11 Priority to FR0906020A priority Critical patent/FR2954008B1/fr

2010-12-10 Priority to PCT/FR2010/052672 priority patent/WO2011070306A1/fr

2011-06-17 Publication of FR2954008A1 publication Critical patent/FR2954008A1/fr

2013-05-31 Application granted granted Critical

2013-05-31 Publication of FR2954008B1 publication Critical patent/FR2954008B1/fr

Status Expired - Fee Related legal-status Critical Current

2029-12-11 Anticipated expiration legal-status Critical

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
- G02F1/3511—Self-focusing or self-trapping of light; Light-induced birefringence; Induced optical Kerr-effect
- 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

Landscapes

Physics & Mathematics (AREA)
Nonlinear Science (AREA)
General Physics & Mathematics (AREA)
Optics & Photonics (AREA)
Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
Lasers (AREA)

FR0906020A 2009-12-11 2009-12-11 Procede et dispositif de transformation d'un faisceau laser a repartition d'energie gaussienne en faisceau laser a repartition uniforme d'energie Expired - Fee Related FR2954008B1 (fr)

Priority Applications (2)

Application Number	Priority Date	Filing Date	Title
FR0906020A FR2954008B1 (fr)	2009-12-11	2009-12-11	Procede et dispositif de transformation d'un faisceau laser a repartition d'energie gaussienne en faisceau laser a repartition uniforme d'energie
PCT/FR2010/052672 WO2011070306A1 (fr)	2009-12-11	2010-12-10	Procede et dispositif de transformation d'un faisceau laser a repartition d'energie gaussienne en faisceau laser a repartition uniforme d'energie

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
FR0906020A FR2954008B1 (fr)	2009-12-11	2009-12-11	Procede et dispositif de transformation d'un faisceau laser a repartition d'energie gaussienne en faisceau laser a repartition uniforme d'energie

Publications (2)

Publication Number	Publication Date
FR2954008A1 FR2954008A1 (fr)	2011-06-17
FR2954008B1 true FR2954008B1 (fr)	2013-05-31

Family

ID=42123025

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR0906020A Expired - Fee Related FR2954008B1 (fr)	2009-12-11	2009-12-11	Procede et dispositif de transformation d'un faisceau laser a repartition d'energie gaussienne en faisceau laser a repartition uniforme d'energie

Country Status (2)

Country	Link
FR (1)	FR2954008B1 (fr)
WO (1)	WO2011070306A1 (fr)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
IT1209939B (it)	1985-03-13	1989-08-30	Enea	Filtro apoditico e sue applicazioni
JPH05281584A (ja) *	1992-03-31	1993-10-29	Shigeaki Oya	光波分布整形装置
FR2903032B1 (fr)	2006-06-29	2008-10-17	Ecole Polytechnique Etablissem	"procede et dispositif d'usinage d'une cible par faisceau laser femtoseconde."
EP1998215A1 (fr)	2007-05-31	2008-12-03	Molecular Technology (MolTech) Gmbh	Système optique achromatique pour mise en forme de faisceau

2009
- 2009-12-11 FR FR0906020A patent/FR2954008B1/fr not_active Expired - Fee Related
2010
- 2010-12-10 WO PCT/FR2010/052672 patent/WO2011070306A1/fr not_active Ceased

Also Published As

Publication number	Publication date
WO2011070306A1 (fr)	2011-06-16
FR2954008A1 (fr)	2011-06-17

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Legal Events

Date	Code	Title	Description
2015-11-25	PLFP	Fee payment	Year of fee payment: 7
2017-01-10	PLFP	Fee payment	Year of fee payment: 8
2018-01-02	PLFP	Fee payment	Year of fee payment: 9
2019-01-30	PLFP	Fee payment	Year of fee payment: 10
2020-10-16	ST	Notification of lapse	Effective date: 20200910