CA920715A - Device for improving the homogeneity of a laser beam - Google Patents

Device for improving the homogeneity of a laser beam

Info

Publication number: CA920715A
Authority: CA; Canada
Prior art keywords: homogeneity; improving; laser beam; laser
Prior art date: 1969-01-28
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

CA072060A

Other languages

English (en)

Inventor

Guillet Hubert

Sturel Bernard

Jacob Louis

Mouchart Jacques

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.)

Commissariat a lEnergie Atomique et aux Energies Alternatives CEA

Original Assignee

Commissariat a lEnergie Atomique CEA

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.)

1969-01-28

Filing date

1970-01-13

Publication date

1973-02-06

1970-01-13 Application filed by Commissariat a lEnergie Atomique CEA filed Critical Commissariat a lEnergie Atomique CEA

1973-02-06 Application granted granted Critical

1973-02-06 Publication of CA920715A publication Critical patent/CA920715A/en

Status 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
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/30—Polarising elements
- G02B5/3083—Birefringent or phase retarding elements
- 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
- H01S3/005—Optical devices external to the laser cavity, specially adapted for lasers, e.g. for homogenisation of the beam or for manipulating laser pulses, e.g. pulse shaping

Landscapes

Physics & Mathematics (AREA)
Optics & Photonics (AREA)
Nonlinear Science (AREA)
General Physics & Mathematics (AREA)
Electromagnetism (AREA)
Engineering & Computer Science (AREA)
Plasma & Fusion (AREA)
Lasers (AREA)
Optical Elements Other Than Lenses (AREA)

CA072060A 1969-01-28 1970-01-13 Device for improving the homogeneity of a laser beam Expired CA920715A (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
FR6901702A FR2020466A5 (de)	1969-01-28	1969-01-28
FR6907825A FR2038560A6 (de)	1969-01-28	1969-03-19

Publications (1)

Publication Number	Publication Date
CA920715A true CA920715A (en)	1973-02-06

Family

ID=26214807

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA072060A Expired CA920715A (en)	1969-01-28	1970-01-13	Device for improving the homogeneity of a laser beam

Country Status (11)

Country	Link
US (1)	US3663087A (de)
JP (1)	JPS4817092B1 (de)
BE (1)	BE744452A (de)
CA (1)	CA920715A (de)
CH (1)	CH520421A (de)
ES (1)	ES375897A1 (de)
FR (2)	FR2020466A5 (de)
GB (1)	GB1272051A (de)
LU (1)	LU60220A1 (de)
NL (1)	NL7001154A (de)
SU (1)	SU412698A3 (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB1374295A (en) *	1971-01-18	1974-11-20	Hewlett Packard Co	Light beam homogenizer
US3904273A (en) *	1974-03-18	1975-09-09	Us Energy	Apodised aperture using rotation of plane of polarization
JPS57196165A (en) *	1981-05-28	1982-12-02	Iwatsu Electric Co Ltd	Light intensity modulation measuring device
US4461009A (en) *	1981-09-15	1984-07-17	The United States Of America As Represented By The Secretary Of The Navy	Output coupler for laser resonator
US4588263A (en) *	1984-05-02	1986-05-13	International Business Machines Corporation	An adjustable-optical prism with integral-polarizing beam splitter and applications thereof
US4643534A (en) *	1984-08-20	1987-02-17	General Electric Company	Optical transmission filter for far field beam correction
US4832469A (en) *	1986-04-01	1989-05-23	Fuji Photo Film Co., Ltd.	Optical system for semiconductor laser beam
US5029953A (en) *	1990-10-17	1991-07-09	The United States Of America As Represented By The Secretary Of The Navy	Ultraviolet optical isolator utilizing the KDP-isomorphs
US5548444A (en) *	1994-07-06	1996-08-20	Hughes Danbury Optical Systems, Inc.	Optical beam homogenizing apparatus and method
EP0757275A1 (de) *	1995-02-16	1997-02-05	Tokin Corporation	Optischer isolator
US5715345A (en) *	1995-02-27	1998-02-03	Hughes Danbury Optical Systems, Inc.	Optical beam regeneration by optical fiber remapping
DE19807120A1 (de) *	1998-02-20	1999-08-26	Zeiss Carl Fa	Optisches System mit Polarisationskompensator
US7173956B2 (en) *	2003-02-12	2007-02-06	Northrop Grumman Corporation	Electrically controlled uniform or graded reflectivity electro-optic mirror
DE10328938A1 (de) *	2003-06-27	2005-01-20	Carl Zeiss Smt Ag	Korrektureinrichtung zur Kompensation von Störungen der Polarisationsverteilung sowie Projektionsobjektiv für die Mikrolithografie
US20060072207A1 (en) *	2004-09-30	2006-04-06	Williams David L	Method and apparatus for polarizing electromagnetic radiation
WO2017165160A1 (en) *	2016-03-21	2017-09-28	Lumenis Ltd.	Pulse slicer in laser systems

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR1364789A (fr) *	1963-05-17	1964-06-26	Comp Generale Electricite	Procédé et dispositif de contrôle de l'oscillation laser
US3411840A (en) *	1964-05-25	1968-11-19	American Optical Corp	Radiation modulator
US3484714A (en) *	1964-12-16	1969-12-16	American Optical Corp	Laser having a 90 polarization rotator between two rods to compensate for the effects of thermal gradients
US3420601A (en) *	1965-06-24	1969-01-07	American Optical Corp	Materials and structures for optical faraday rotation devices
US3499701A (en) *	1966-01-25	1970-03-10	Sperry Rand Corp	Electro-optical scanner
GB1173033A (en) *	1967-01-12	1969-12-03	Bradley Ltd G & E	Improvements in or relating to Electro-Optical Devices
US3560875A (en) *	1967-09-11	1971-02-02	North American Rockwell	Beam angle limiter

1969
- 1969-01-28 FR FR6901702A patent/FR2020466A5/fr not_active Expired
- 1969-03-19 FR FR6907825A patent/FR2038560A6/fr not_active Expired
1970
- 1970-01-12 GB GB0433/70A patent/GB1272051A/en not_active Expired
- 1970-01-13 CA CA072060A patent/CA920715A/en not_active Expired
- 1970-01-15 BE BE744452D patent/BE744452A/xx unknown
- 1970-01-16 US US3465A patent/US3663087A/en not_active Expired - Lifetime
- 1970-01-22 LU LU60220D patent/LU60220A1/xx unknown
- 1970-01-26 ES ES375897A patent/ES375897A1/es not_active Expired
- 1970-01-27 CH CH111970A patent/CH520421A/fr not_active IP Right Cessation
- 1970-01-27 NL NL7001154A patent/NL7001154A/xx unknown
- 1970-01-28 JP JP45007093A patent/JPS4817092B1/ja active Pending
- 1970-01-28 SU SU1399192A patent/SU412698A3/ru active

Also Published As

Publication number	Publication date
CH520421A (fr)	1972-03-15
GB1272051A (en)	1972-04-26
BE744452A (fr)	1970-06-15
US3663087A (en)	1972-05-16
DE2003397A1 (de)	1970-10-01
NL7001154A (de)	1970-07-30
ES375897A1 (es)	1974-04-01
JPS4817092B1 (de)	1973-05-26
SU412698A3 (de)	1974-01-25
FR2038560A6 (de)	1971-01-08
FR2020466A5 (de)	1970-07-10
DE2003397B2 (de)	1972-10-12
LU60220A1 (de)	1970-03-23

Publication	Publication Date	Title
CA969349A (en)	1975-06-17	Profile measuring device using a laser beam
CA920715A (en)	1973-02-06	Device for improving the homogeneity of a laser beam
CA959956A (en)	1974-12-24	Laser gyroscope output apparatus
CA921241A (en)	1973-02-20	Ytterbium laser device
CA925068A (en)	1973-04-24	Adjustable support beam
CA920264A (en)	1973-01-30	Beam former
CA848115A (en)	1970-08-04	Structural beam
CA924375A (en)	1973-04-10	Generateur laser
CA760620A (en)	1967-06-06	Distance measuring apparatus using laser beams
CA837314A (en)	1970-03-24	Laser beam alignment apparatus
CA906622A (en)	1972-08-01	Laser beam alignment apparatus
AU6353165A (en)	1968-02-29	Timber beam
CA810329A (en)	1969-04-08	Laser devices
CA816335A (en)	1969-06-24	Laser devices
CA839518A (en)	1970-04-21	Light beam steering device
CA807814A (en)	1969-03-04	Beam maintenance device
CA822335A (en)	1969-09-02	Beam manipulator
CA763591A (en)	1967-07-18	Echo-sounding apparatus with sterable narrow beam
CA820532A (en)	1969-08-12	Laser
CA927974A (en)	1973-06-05	Laser
CA835577A (en)	1970-02-24	Laser beam switching
CA727484A (en)	1966-02-08	Ultramicrobalance beam
CA735598A (en)	1966-05-31	Beam positioning device
CA707913A (en)	1965-04-20	Bridge beam unit
CA822836A (en)	1969-09-09	Cavity structure for semiconductor laser device