CN112868150B - 具有阶梯式慢轴准直器的激光系统 - Google Patents

具有阶梯式慢轴准直器的激光系统 Download PDF

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Publication number
CN112868150B
CN112868150B CN201980068101.3A CN201980068101A CN112868150B CN 112868150 B CN112868150 B CN 112868150B CN 201980068101 A CN201980068101 A CN 201980068101A CN 112868150 B CN112868150 B CN 112868150B
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China
Prior art keywords
dispersive element
wbc
laser system
collimators
wavelength
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CN201980068101.3A
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Chinese (zh)
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CN112868150A (zh
Inventor
B·洛奇曼
B·查安
M·绍特
周望龙
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Panasonic Intellectual Property Management Co Ltd
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Panasonic Intellectual Property Management Co Ltd
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    • 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
    • H01S5/40—Arrangement of two or more semiconductor lasers, not provided for in groups H01S5/02 - H01S5/30
    • H01S5/4025—Array arrangements, e.g. constituted by discrete laser diodes or laser bar
    • H01S5/4031—Edge-emitting structures
    • H01S5/4062—Edge-emitting structures with an external cavity or using internal filters, e.g. Talbot filters
    • 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
    • G02B27/0916—Adapting the beam shape of a semiconductor light source such as a laser diode or an LED, e.g. for efficiently coupling into optical fibers
    • G02B27/0922—Adapting the beam shape of a semiconductor light source such as a laser diode or an LED, e.g. for efficiently coupling into optical fibers the semiconductor light source comprising an array of light emitters
    • 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
    • G02B27/10—Beam splitting or combining systems
    • G02B27/1006—Beam splitting or combining systems for splitting or combining different wavelengths
    • 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
    • G02B27/10—Beam splitting or combining systems
    • G02B27/1073—Beam splitting or combining systems characterized by manufacturing or alignment methods
    • 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
    • G02B27/10—Beam splitting or combining systems
    • G02B27/1086—Beam splitting or combining systems operating by diffraction only
    • 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
    • G02B27/30—Collimators
    • 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
    • H01S5/02255—Out-coupling of light using beam deflecting 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
    • H01S5/00—Semiconductor lasers
    • H01S5/40—Arrangement of two or more semiconductor lasers, not provided for in groups H01S5/02 - H01S5/30
    • H01S5/4012—Beam combining, e.g. by the use of fibres, gratings, polarisers, 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
    • H01S5/00—Semiconductor lasers
    • H01S5/40—Arrangement of two or more semiconductor lasers, not provided for in groups H01S5/02 - H01S5/30
    • H01S5/4025—Array arrangements, e.g. constituted by discrete laser diodes or laser bar
    • H01S5/4031—Edge-emitting structures
    • H01S5/4043—Edge-emitting structures with vertically stacked active layers
    • H01S5/405—Two-dimensional arrays
    • 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
    • H01S5/40—Arrangement of two or more semiconductor lasers, not provided for in groups H01S5/02 - H01S5/30
    • H01S5/4025—Array arrangements, e.g. constituted by discrete laser diodes or laser bar
    • H01S5/4087—Array arrangements, e.g. constituted by discrete laser diodes or laser bar emitting more than one wavelength
    • 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
    • H01S5/40—Arrangement of two or more semiconductor lasers, not provided for in groups H01S5/02 - H01S5/30
    • H01S5/4025—Array arrangements, e.g. constituted by discrete laser diodes or laser bar

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Semiconductor Lasers (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Lasers (AREA)
CN201980068101.3A 2018-10-15 2019-10-10 具有阶梯式慢轴准直器的激光系统 Active CN112868150B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201862745623P 2018-10-15 2018-10-15
US62/745,623 2018-10-15
PCT/US2019/055509 WO2020081335A1 (en) 2018-10-15 2019-10-10 Laser system with staircased slow-axis collimators

Publications (2)

Publication Number Publication Date
CN112868150A CN112868150A (zh) 2021-05-28
CN112868150B true CN112868150B (zh) 2024-07-30

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Country Link
US (3) US11183816B2 (enExample)
JP (1) JP7153862B2 (enExample)
CN (1) CN112868150B (enExample)
DE (1) DE112019003882B4 (enExample)
WO (1) WO2020081335A1 (enExample)

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* Cited by examiner, † Cited by third party
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WO2020081335A1 (en) 2018-10-15 2020-04-23 Panasonic Intellectual Property Management Co., Ltd. Laser system with staircased slow-axis collimators
US11095084B1 (en) * 2019-02-07 2021-08-17 Panasonic Intellectual Property Management Co., Ltd. Laser system with isolated optical cavity
CN117546381A (zh) * 2021-07-16 2024-02-09 松下知识产权经营株式会社 用于波长光束组合激光系统的单发射器堆叠
CN115902832B (zh) * 2023-01-05 2026-02-24 北京小兀科技有限公司 一种解决单线激光雷达拖尾的方法
WO2025013243A1 (ja) * 2023-07-12 2025-01-16 三菱電機株式会社 レーザ装置およびレーザ加工装置

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US9823480B2 (en) * 2012-02-22 2017-11-21 TeraDiode, Inc. Wavelength beam combining laser systems with micro-optics
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Publication number Publication date
DE112019003882T5 (de) 2021-04-22
US11682882B2 (en) 2023-06-20
JP2022508765A (ja) 2022-01-19
WO2020081335A1 (en) 2020-04-23
DE112019003882B4 (de) 2022-12-01
US20200119525A1 (en) 2020-04-16
US11183816B2 (en) 2021-11-23
JP7153862B2 (ja) 2022-10-17
US20230275404A1 (en) 2023-08-31
US20220045483A1 (en) 2022-02-10
US12107395B2 (en) 2024-10-01
CN112868150A (zh) 2021-05-28
WO2020081335A9 (en) 2020-12-30

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