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GB2512323B - Laser beam intensity profile modulator for top hat beams - Google Patents

Laser beam intensity profile modulator for top hat beams

Info

Publication number
GB2512323B
GB2512323B GB1305480.4A GB201305480A GB2512323B GB 2512323 B GB2512323 B GB 2512323B GB 201305480 A GB201305480 A GB 201305480A GB 2512323 B GB2512323 B GB 2512323B
Authority
GB
United Kingdom
Prior art keywords
laser beam
intensity profile
beam intensity
top hat
profile modulator
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 - Fee Related
Application number
GB1305480.4A
Other versions
GB2512323A (en
GB201305480D0 (en
Inventor
Wellburn Daniel
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.)
Individual
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
Priority to GB1305480.4A priority Critical patent/GB2512323B/en
Publication of GB201305480D0 publication Critical patent/GB201305480D0/en
Publication of GB2512323A publication Critical patent/GB2512323A/en
Application granted granted Critical
Publication of GB2512323B publication Critical patent/GB2512323B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • 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
    • G02B3/00—Simple or compound lenses
    • G02B3/02—Simple or compound lenses with non-spherical faces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
    • B29C65/14—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using wave energy, i.e. electromagnetic radiation, or particle radiation
    • B29C65/16—Laser beams
    • 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
    • H01S5/02—Structural details or components not essential to laser action
    • H01S5/022—Mountings; Housings
    • H01S5/0225—Out-coupling of light
    • H01S5/02253—Out-coupling of light using lenses

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Lenses (AREA)
  • Laser Beam Processing (AREA)
GB1305480.4A 2013-03-26 2013-03-26 Laser beam intensity profile modulator for top hat beams Expired - Fee Related GB2512323B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1305480.4A GB2512323B (en) 2013-03-26 2013-03-26 Laser beam intensity profile modulator for top hat beams

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1305480.4A GB2512323B (en) 2013-03-26 2013-03-26 Laser beam intensity profile modulator for top hat beams

Publications (3)

Publication Number Publication Date
GB201305480D0 GB201305480D0 (en) 2013-05-08
GB2512323A GB2512323A (en) 2014-10-01
GB2512323B true GB2512323B (en) 2017-11-01

Family

ID=48326656

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1305480.4A Expired - Fee Related GB2512323B (en) 2013-03-26 2013-03-26 Laser beam intensity profile modulator for top hat beams

Country Status (1)

Country Link
GB (1) GB2512323B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018059657A1 (en) * 2016-09-27 2018-04-05 Siemens Aktiengesellschaft Surgical microscope comprising an infrared spectrometer and method for determining pathological implications therewith
CN106444053A (en) * 2016-11-22 2017-02-22 长春理工大学 Laser beam-expanding method of composite modulation graph of liquid crystal spatial light modulator
CN107272213B (en) * 2017-07-25 2022-09-09 中国科学院西安光学精密机械研究所 A laser beam homogenizing beam expanding and shaping device
WO2024245976A1 (en) * 2023-05-26 2024-12-05 Powerphotonic Ltd Improvements in or relating to laser beam shapers

Citations (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3947093A (en) * 1973-06-28 1976-03-30 Canon Kabushiki Kaisha Optical device for producing a minute light beam
JPH01191801A (en) * 1988-01-28 1989-08-01 Sumitomo Electric Ind Ltd Condenser lens
FR2796167A1 (en) * 1999-07-06 2001-01-12 Thomson Csf Optical converter for changing uniform energy wavefront into variable energy wavefront, used, e.g., for semiconductor material crystallization includes zone mask with regions of differing optical transmission
WO2001021353A1 (en) * 1999-09-17 2001-03-29 Isis Innovation Limited Laser apparatus for use in material processing
US20060045144A1 (en) * 2004-09-01 2006-03-02 Nlight Photonics Corporation Diode laser array beam homogenizer
WO2007050743A2 (en) * 2005-10-27 2007-05-03 Yale University An optical system for illumination of an evanescent field
US20070127131A1 (en) * 2004-04-26 2007-06-07 Hentze-Lissotschenko Patentverwaltungs Gmbh & Co. Kg Device and method for homogenizing optical beams
US20070140092A1 (en) * 2005-12-16 2007-06-21 Reliant Technologies, Inc. Optical System Having Aberrations for Transforming a Gaussian Laser-Beam Intensity Profile to a Quasi-Flat-Topped Intensity Profile in a Focal Region of the Optical System
US20080291393A1 (en) * 2007-05-21 2008-11-27 Menezes Edgar V Ophthalmic lenses for prevention of myopia progression
US7580192B1 (en) * 2008-12-23 2009-08-25 Smart Champ Enterprise Limited Collimation lens system for LED
US20120031883A1 (en) * 2009-05-25 2012-02-09 Mitsubishi Electric Corporation Laser machining device and laser machining method
WO2012095422A2 (en) * 2011-01-10 2012-07-19 Limo Patentverwaltung Gmbh & Co. Kg Device for converting the profile of a laser beam into a laser beam with a rotationally symmetrical intensity distribution
US20120243096A1 (en) * 2010-01-13 2012-09-27 Panasonic Corporation Diffraction grating lens and method of producing the same, and imaging device in which the same is used
CN202758143U (en) * 2012-08-17 2013-02-27 北京凯普林光电科技有限公司 Light beam spreading device and medical equipment comprising same

Patent Citations (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3947093A (en) * 1973-06-28 1976-03-30 Canon Kabushiki Kaisha Optical device for producing a minute light beam
JPH01191801A (en) * 1988-01-28 1989-08-01 Sumitomo Electric Ind Ltd Condenser lens
FR2796167A1 (en) * 1999-07-06 2001-01-12 Thomson Csf Optical converter for changing uniform energy wavefront into variable energy wavefront, used, e.g., for semiconductor material crystallization includes zone mask with regions of differing optical transmission
WO2001021353A1 (en) * 1999-09-17 2001-03-29 Isis Innovation Limited Laser apparatus for use in material processing
US20070127131A1 (en) * 2004-04-26 2007-06-07 Hentze-Lissotschenko Patentverwaltungs Gmbh & Co. Kg Device and method for homogenizing optical beams
US20060045144A1 (en) * 2004-09-01 2006-03-02 Nlight Photonics Corporation Diode laser array beam homogenizer
WO2007050743A2 (en) * 2005-10-27 2007-05-03 Yale University An optical system for illumination of an evanescent field
US20070140092A1 (en) * 2005-12-16 2007-06-21 Reliant Technologies, Inc. Optical System Having Aberrations for Transforming a Gaussian Laser-Beam Intensity Profile to a Quasi-Flat-Topped Intensity Profile in a Focal Region of the Optical System
US20080291393A1 (en) * 2007-05-21 2008-11-27 Menezes Edgar V Ophthalmic lenses for prevention of myopia progression
US7580192B1 (en) * 2008-12-23 2009-08-25 Smart Champ Enterprise Limited Collimation lens system for LED
US20120031883A1 (en) * 2009-05-25 2012-02-09 Mitsubishi Electric Corporation Laser machining device and laser machining method
US20120243096A1 (en) * 2010-01-13 2012-09-27 Panasonic Corporation Diffraction grating lens and method of producing the same, and imaging device in which the same is used
WO2012095422A2 (en) * 2011-01-10 2012-07-19 Limo Patentverwaltung Gmbh & Co. Kg Device for converting the profile of a laser beam into a laser beam with a rotationally symmetrical intensity distribution
CN202758143U (en) * 2012-08-17 2013-02-27 北京凯普林光电科技有限公司 Light beam spreading device and medical equipment comprising same

Also Published As

Publication number Publication date
GB2512323A (en) 2014-10-01
GB201305480D0 (en) 2013-05-08

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20220326