ITRM910250A0 - Sistema di lenti per la focalizzazione del fascio di uscita di un diodo laser - Google Patents

Sistema di lenti per la focalizzazione del fascio di uscita di un diodo laser

Info

Publication number
ITRM910250A0
ITRM910250A0 IT91RM250A ITRM910250A ITRM910250A0 IT RM910250 A0 ITRM910250 A0 IT RM910250A0 IT 91RM250 A IT91RM250 A IT 91RM250A IT RM910250 A ITRM910250 A IT RM910250A IT RM910250 A0 ITRM910250 A0 IT RM910250A0
Authority
IT
Italy
Prior art keywords
focusing
laser diode
lens system
output beam
output
Prior art date
Application number
IT91RM250A
Other languages
English (en)
Inventor
Katsuyasu Mizuno
Original Assignee
Nidek Kk
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 Nidek Kk filed Critical Nidek Kk
Publication of ITRM910250A0 publication Critical patent/ITRM910250A0/it
Publication of ITRM910250A1 publication Critical patent/ITRM910250A1/it
Application granted granted Critical
Publication of IT1247741B publication Critical patent/IT1247741B/it

Links

Classifications

    • 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
    • G02B19/009—Condensers, e.g. light collectors or similar non-imaging optics characterised by the use for use with infrared radiation
    • 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
    • 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
    • G02B27/0938—Using specific optical elements
    • G02B27/095—Refractive optical elements
    • G02B27/0972—Prisms
    • 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)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Semiconductor Lasers (AREA)
  • Lenses (AREA)
  • Optical Couplings Of Light Guides (AREA)
  • Laser Surgery Devices (AREA)
ITRM910250A 1990-04-12 1991-04-11 Sistema di lenti per la focalizzazione del fascio di uscita di un diodo laser IT1247741B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2096949A JP2980938B2 (ja) 1990-04-12 1990-04-12 半導体レーザー光を集光するためのレンズ系

Publications (3)

Publication Number Publication Date
ITRM910250A0 true ITRM910250A0 (it) 1991-04-11
ITRM910250A1 ITRM910250A1 (it) 1992-10-11
IT1247741B IT1247741B (it) 1994-12-30

Family

ID=14178550

Family Applications (1)

Application Number Title Priority Date Filing Date
ITRM910250A IT1247741B (it) 1990-04-12 1991-04-11 Sistema di lenti per la focalizzazione del fascio di uscita di un diodo laser

Country Status (5)

Country Link
US (1) US5442487A (it)
JP (1) JP2980938B2 (it)
DE (1) DE4111864C2 (it)
FR (1) FR2661008B1 (it)
IT (1) IT1247741B (it)

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US5817088A (en) * 1997-02-10 1998-10-06 Nidek Incorporated Laser indirect ophthalmoscope
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US6007202A (en) 1997-10-23 1999-12-28 Lasersight Technologies, Inc. Eye illumination system and method
US6010497A (en) * 1998-01-07 2000-01-04 Lasersight Technologies, Inc. Method and apparatus for controlling scanning of an ablating laser beam
US6132424A (en) 1998-03-13 2000-10-17 Lasersight Technologies Inc. Smooth and uniform laser ablation apparatus and method
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US6251101B1 (en) * 1998-06-26 2001-06-26 Visx, Incorporated Surgical laser system microscope with separated ocular and objective lenses
US6005717A (en) * 1998-11-17 1999-12-21 Ceramoptec Industries, Inc. Diode laser beam combiner system
US6497701B2 (en) 1999-04-30 2002-12-24 Visx, Incorporated Method and system for ablating surfaces with partially overlapping craters having consistent curvature
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US9545338B2 (en) 2006-01-20 2017-01-17 Lensar, Llc. System and method for improving the accommodative amplitude and increasing the refractive power of the human lens with a laser
US9375349B2 (en) 2006-01-20 2016-06-28 Lensar, Llc System and method for providing laser shot patterns to the lens of an eye
JP2009288321A (ja) * 2008-05-27 2009-12-10 Olympus Corp 顕微鏡
US8480659B2 (en) 2008-07-25 2013-07-09 Lensar, Inc. Method and system for removal and replacement of lens material from the lens of an eye
US8500723B2 (en) 2008-07-25 2013-08-06 Lensar, Inc. Liquid filled index matching device for ophthalmic laser procedures
AU2010275380A1 (en) 2009-07-24 2012-02-16 Lensar, Inc. System and method for performing ladar assisted procedures on the lens of an eye
US8382745B2 (en) 2009-07-24 2013-02-26 Lensar, Inc. Laser system and method for astigmatic corrections in association with cataract treatment
US8758332B2 (en) 2009-07-24 2014-06-24 Lensar, Inc. Laser system and method for performing and sealing corneal incisions in the eye
US8617146B2 (en) 2009-07-24 2013-12-31 Lensar, Inc. Laser system and method for correction of induced astigmatism
US8556425B2 (en) 2010-02-01 2013-10-15 Lensar, Inc. Purkinjie image-based alignment of suction ring in ophthalmic applications
USD694890S1 (en) 2010-10-15 2013-12-03 Lensar, Inc. Laser system for treatment of the eye
USD695408S1 (en) 2010-10-15 2013-12-10 Lensar, Inc. Laser system for treatment of the eye
ES2937241T3 (es) 2010-10-15 2023-03-27 Lensar Inc Sistema y método de iluminación controlada por barrido de estructuras dentro de un ojo
US10463541B2 (en) 2011-03-25 2019-11-05 Lensar, Inc. System and method for correcting astigmatism using multiple paired arcuate laser generated corneal incisions
US9393154B2 (en) 2011-10-28 2016-07-19 Raymond I Myers Laser methods for creating an antioxidant sink in the crystalline lens for the maintenance of eye health and physiology and slowing presbyopia development
US9211214B2 (en) 2012-03-21 2015-12-15 Valeant Pharmaceuticals International, Inc Photodynamic therapy laser
DE102013225310B3 (de) * 2013-12-09 2015-05-07 Trumpf Laser Gmbh Optikanordnung zur Strahlformung eines Laserstrahls für eine Laserbearbeitungsmaschine
CN105411521A (zh) * 2015-12-07 2016-03-23 温州医科大学眼视光器械有限公司 一种晶状体图像检测装置
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US11536879B2 (en) 2018-07-30 2022-12-27 IonQ, Inc. Elliptical beam design using cylindrical optics
CN111135471A (zh) * 2020-01-11 2020-05-12 武汉时代阳光科技发展有限公司 一种新型红外光谱治疗仪

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Also Published As

Publication number Publication date
DE4111864A1 (de) 1991-10-17
FR2661008B1 (fr) 1993-09-10
DE4111864C2 (de) 1999-03-25
ITRM910250A1 (it) 1992-10-11
JPH04118608A (ja) 1992-04-20
US5442487A (en) 1995-08-15
IT1247741B (it) 1994-12-30
JP2980938B2 (ja) 1999-11-22
FR2661008A1 (fr) 1991-10-18

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Legal Events

Date Code Title Description
0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19960214