CN112461381B - 一种测量涡旋光束轨道角动量谱的装置 - Google Patents
一种测量涡旋光束轨道角动量谱的装置 Download PDFInfo
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- CN112461381B CN112461381B CN202011244287.4A CN202011244287A CN112461381B CN 112461381 B CN112461381 B CN 112461381B CN 202011244287 A CN202011244287 A CN 202011244287A CN 112461381 B CN112461381 B CN 112461381B
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- 238000001228 spectrum Methods 0.000 title claims abstract description 22
- 230000001427 coherent effect Effects 0.000 claims abstract description 24
- 230000010287 polarization Effects 0.000 claims description 14
- 238000000034 method Methods 0.000 claims description 6
- 239000004973 liquid crystal related substance Substances 0.000 claims description 3
- 230000003287 optical effect Effects 0.000 abstract description 26
- 238000004891 communication Methods 0.000 abstract description 7
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J9/00—Measuring optical phase difference; Determining degree of coherence; Measuring optical wavelength
- G01J9/02—Measuring optical phase difference; Determining degree of coherence; Measuring optical wavelength by interferometric methods
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- 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
- G02B27/106—Beam splitting or combining systems for splitting or combining a plurality of identical beams or images, e.g. image replication
-
- 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
- G02B27/28—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising
- G02B27/286—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising for controlling or changing the state of polarisation, e.g. transforming one polarisation state into another
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J9/00—Measuring optical phase difference; Determining degree of coherence; Measuring optical wavelength
- G01J9/02—Measuring optical phase difference; Determining degree of coherence; Measuring optical wavelength by interferometric methods
- G01J2009/0234—Measurement of the fringe pattern
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CN202011244287.4A CN112461381B (zh) | 2020-11-10 | 2020-11-10 | 一种测量涡旋光束轨道角动量谱的装置 |
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CN202011244287.4A CN112461381B (zh) | 2020-11-10 | 2020-11-10 | 一种测量涡旋光束轨道角动量谱的装置 |
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CN112461381A CN112461381A (zh) | 2021-03-09 |
CN112461381B true CN112461381B (zh) | 2022-03-11 |
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CN112986186B (zh) * | 2021-04-20 | 2024-09-06 | 中国计量大学 | 一种利用漂移光束轨道角动量分数谱探测障碍物角向结构的装置 |
CN113607063B (zh) * | 2021-08-03 | 2024-06-21 | 中国工程物理研究院激光聚变研究中心 | 基于涡旋光场干涉的纳米位移测量方法及系统 |
CN114295227B (zh) * | 2021-12-27 | 2023-05-02 | 华南师范大学 | 一种测量轨道角动量光束拓扑荷值的系统及方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102944312A (zh) * | 2012-11-23 | 2013-02-27 | 苏州大学 | 一种测量部分相干涡旋光束拓扑荷数的方法 |
CN104121996A (zh) * | 2014-07-21 | 2014-10-29 | 河南科技大学 | 一种测量涡旋光束高阶拓扑荷的测量装置 |
US20150292941A1 (en) * | 2012-10-24 | 2015-10-15 | Csir | Modal decomposition of a laser beam |
Family Cites Families (2)
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CN108007572B (zh) * | 2017-11-23 | 2019-07-16 | 南京大学 | 一种基于涡旋光束和萨格拉克干涉仪的旋转扰动测量系统 |
GB201820088D0 (en) * | 2018-12-10 | 2019-01-23 | Univ Oxford Innovation Ltd | Opitical devices and methods |
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- 2020-11-10 CN CN202011244287.4A patent/CN112461381B/zh active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20150292941A1 (en) * | 2012-10-24 | 2015-10-15 | Csir | Modal decomposition of a laser beam |
CN102944312A (zh) * | 2012-11-23 | 2013-02-27 | 苏州大学 | 一种测量部分相干涡旋光束拓扑荷数的方法 |
CN104121996A (zh) * | 2014-07-21 | 2014-10-29 | 河南科技大学 | 一种测量涡旋光束高阶拓扑荷的测量装置 |
Non-Patent Citations (1)
Title |
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Single-shot measurement of the orbital-angular-momentum spectrum of light;Girish Kulkarni et al.;《Nature Communications》;20171020;摘要,第2-5页,图1、2 * |
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Application publication date: 20210309 Assignee: Xinchang Huandi Technology Co.,Ltd. Assignor: China Jiliang University Contract record no.: X2023330000130 Denomination of invention: A device for measuring the orbital angular momentum spectrum of vortex beams Granted publication date: 20220311 License type: Common License Record date: 20230311 Application publication date: 20210309 Assignee: Shaoxing Jienan Technology Co.,Ltd. Assignor: China Jiliang University Contract record no.: X2023330000128 Denomination of invention: A device for measuring the orbital angular momentum spectrum of vortex beams Granted publication date: 20220311 License type: Common License Record date: 20230311 Application publication date: 20210309 Assignee: Xinchang neodymium Ru Agricultural Technology Co.,Ltd. Assignor: China Jiliang University Contract record no.: X2023330000134 Denomination of invention: A device for measuring the orbital angular momentum spectrum of vortex beams Granted publication date: 20220311 License type: Common License Record date: 20230311 Application publication date: 20210309 Assignee: Xinchang County niukan Agricultural Development Co.,Ltd. Assignor: China Jiliang University Contract record no.: X2023330000132 Denomination of invention: A device for measuring the orbital angular momentum spectrum of vortex beams Granted publication date: 20220311 License type: Common License Record date: 20230311 |
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Application publication date: 20210309 Assignee: XINCHANG COUNTY XIAOBUDIAN AGRICULTURAL DEVELOPMENT Co.,Ltd. Assignor: China Jiliang University Contract record no.: X2023330000201 Denomination of invention: A Device for Measuring Orbital angular momentum Spectrum of Vortex Beams Granted publication date: 20220311 License type: Common License Record date: 20230329 Application publication date: 20210309 Assignee: Shaoxing Yuanyi Technology Co.,Ltd. Assignor: China Jiliang University Contract record no.: X2023330000202 Denomination of invention: A Device for Measuring Orbital angular momentum Spectrum of Vortex Beams Granted publication date: 20220311 License type: Common License Record date: 20230329 Application publication date: 20210309 Assignee: Xinchang County facheng Agricultural Development Co.,Ltd. Assignor: China Jiliang University Contract record no.: X2023330000203 Denomination of invention: A Device for Measuring Orbital angular momentum Spectrum of Vortex Beams Granted publication date: 20220311 License type: Common License Record date: 20230329 Application publication date: 20210309 Assignee: Xinchang Daochong Pet Products Co.,Ltd. Assignor: China Jiliang University Contract record no.: X2023330000204 Denomination of invention: A Device for Measuring Orbital angular momentum Spectrum of Vortex Beams Granted publication date: 20220311 License type: Common License Record date: 20230329 |
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Assignee: Xinchang Daochong Pet Products Co.,Ltd. Assignor: China Jiliang University Contract record no.: X2023330000204 Date of cancellation: 20240807 Assignee: Xinchang County facheng Agricultural Development Co.,Ltd. Assignor: China Jiliang University Contract record no.: X2023330000203 Date of cancellation: 20240807 Assignee: Shaoxing Yuanyi Technology Co.,Ltd. Assignor: China Jiliang University Contract record no.: X2023330000202 Date of cancellation: 20240807 Assignee: XINCHANG COUNTY XIAOBUDIAN AGRICULTURAL DEVELOPMENT Co.,Ltd. Assignor: China Jiliang University Contract record no.: X2023330000201 Date of cancellation: 20240807 Assignee: Xinchang neodymium Ru Agricultural Technology Co.,Ltd. Assignor: China Jiliang University Contract record no.: X2023330000134 Date of cancellation: 20240807 Assignee: Xinchang County niukan Agricultural Development Co.,Ltd. Assignor: China Jiliang University Contract record no.: X2023330000132 Date of cancellation: 20240807 Assignee: Xinchang Huandi Technology Co.,Ltd. Assignor: China Jiliang University Contract record no.: X2023330000130 Date of cancellation: 20240807 Assignee: Shaoxing Jienan Technology Co.,Ltd. Assignor: China Jiliang University Contract record no.: X2023330000128 Date of cancellation: 20240807 |