JP7162022B2 - 光学的接触型音響光学デバイス及びその製造方法 - Google Patents
光学的接触型音響光学デバイス及びその製造方法 Download PDFInfo
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- JP7162022B2 JP7162022B2 JP2019571985A JP2019571985A JP7162022B2 JP 7162022 B2 JP7162022 B2 JP 7162022B2 JP 2019571985 A JP2019571985 A JP 2019571985A JP 2019571985 A JP2019571985 A JP 2019571985A JP 7162022 B2 JP7162022 B2 JP 7162022B2
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- aod
- cell
- waveplate
- laser light
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- 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
- G02F1/29—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 for the control of the position or the direction of light beams, i.e. deflection
- G02F1/33—Acousto-optical deflection devices
- G02F1/332—Acousto-optical deflection devices comprising a plurality of transducers on the same crystal surface, e.g. multi-channel Bragg cell
-
- 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
- G02F1/29—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 for the control of the position or the direction of light beams, i.e. deflection
- G02F1/33—Acousto-optical deflection devices
-
- 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
- G02F1/01—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 for the control of the intensity, phase, polarisation or colour
- G02F1/11—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 for the control of the intensity, phase, polarisation or colour based on acousto-optical elements, e.g. using variable diffraction by sound or like mechanical waves
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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
- H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
- H01S3/10—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating
- H01S3/106—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating by controlling devices placed within the cavity
- H01S3/1068—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating by controlling devices placed within the cavity using an acousto-optical device
-
- 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
- G02F2201/00—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00
- G02F2201/16—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00 series; tandem
Description
Claims (15)
- レーザ光のビームを偏向可能な第1の音響光学(AO)偏向器(AOD)であって、第1のAOセルと、該第1のAOセルに取り付けられた第1の変換器とを有する第1のAODと、
前記レーザ光のビームを偏向可能な第2のAODであって、第2のAOセルと、該第2のAOセルに取り付けられた第2の変換器とを有する第2のAODと、
前記第1のAODと前記第2のAODとの間に配置される波長板であって、前記第1のAODから前記レーザ光のビームの波長より短い距離だけ離れた面で前記第1のAODと光学的に接触するとともに、前記第2のAODから前記レーザ光のビームの波長より短い距離だけ離れた面で前記第2のAODと光学的に接触する波長板と
を備える、ビームポジショナ。 - 前記波長板は半波長板である、請求項1のビームポジショナ。
- 前記波長板は、少なくとも1つの1/4波長板を含む、請求項1のビームポジショナ。
- 前記少なくとも1つの1/4波長板は、2つの1/4波長板を含む、請求項3のビームポジショナ。
- 前記第1のAODは、レーザ光のビームを第1の軸に沿って偏向するように配置及び構成され、前記第2のAODは、前記第1のAODにより伝搬される前記レーザ光のビームを前記第1の軸とは異なる第2の軸に沿って偏向するように配置及び構成される、請求項1のビームポジショナ。
- 前記第1のAOD、前記波長板、及び前記第2のAODにより伝搬される前記レーザ光のビームを偏向するように構成される少なくとも1つのガルバノメータミラーをさらに備える、請求項1のビームポジショナ。
- 前記第1のAODの前記第1のAOセルは、前記波長板と同一の材料から形成される、請求項1のビームポジショナ。
- 前記第1のAODの前記第1のAOセルと前記波長板とは異なる材料から形成される、請求項1のビームポジショナ。
- 前記第1のAODの前記第1のAOセルはゲルマニウムから形成される、請求項1のビームポジショナ。
- 前記第1のAODの前記第1のAOセルは二酸化テルルから形成される、請求項1のビームポジショナ。
- 前記第1のAODの前記第1のAOセルは水晶から形成される、請求項1のビームポジショナ。
- 前記波長板は水晶から形成される、請求項1のビームポジショナ。
- 前記波長板は、セレン化亜鉛から形成される材料を含む、請求項1のビームポジショナ。
- 前記第2のAODの前記第2のAOセルは、前記第1のAODの前記第1のAOセルと同一の材料から形成される、請求項1のビームポジショナ。
- 前記第1のAODと前記波長板との間に反射防止被膜が存在しない、請求項1のビームポジショナ。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201762528278P | 2017-07-03 | 2017-07-03 | |
US62/528,278 | 2017-07-03 | ||
PCT/US2018/038195 WO2019009999A1 (en) | 2017-07-03 | 2018-06-19 | OPTICALLY OPTICAL ACOUTSTIC OPTICAL DEVICE AND CORRESPONDING PRODUCTION METHOD |
Publications (2)
Publication Number | Publication Date |
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JP2020525839A JP2020525839A (ja) | 2020-08-27 |
JP7162022B2 true JP7162022B2 (ja) | 2022-10-27 |
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Application Number | Title | Priority Date | Filing Date |
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JP2019571985A Active JP7162022B2 (ja) | 2017-07-03 | 2018-06-19 | 光学的接触型音響光学デバイス及びその製造方法 |
Country Status (8)
Country | Link |
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US (1) | US11281069B2 (ja) |
EP (1) | EP3649508B1 (ja) |
JP (1) | JP7162022B2 (ja) |
KR (1) | KR102551680B1 (ja) |
CN (1) | CN110799899B (ja) |
MY (1) | MY196770A (ja) |
TW (1) | TWI778085B (ja) |
WO (1) | WO2019009999A1 (ja) |
Families Citing this family (3)
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US11187679B1 (en) | 2020-05-20 | 2021-11-30 | The Boeing Company | Beam steering for laser ultrasonic inspection systems |
TW202225810A (zh) * | 2020-12-28 | 2022-07-01 | 美商伊雷克托科學工業股份有限公司 | 用於操作聲光偏轉器的設備和方法 |
WO2023146631A1 (en) * | 2022-01-28 | 2023-08-03 | Electro Scientific Industries, Inc. | Germanium aod system with parallel and perpendicular orientations |
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US20120044569A1 (en) | 2008-12-31 | 2012-02-23 | Femtonics Kft. | Focusing system comprising acousto-optic deflectors for focusing an electromagnetic beam |
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- 2018-06-19 US US16/619,875 patent/US11281069B2/en active Active
- 2018-06-19 KR KR1020197036508A patent/KR102551680B1/ko active IP Right Grant
- 2018-06-19 CN CN201880037016.6A patent/CN110799899B/zh active Active
- 2018-06-19 EP EP18828356.8A patent/EP3649508B1/en active Active
- 2018-06-19 MY MYPI2019007197A patent/MY196770A/en unknown
- 2018-06-19 JP JP2019571985A patent/JP7162022B2/ja active Active
- 2018-06-19 WO PCT/US2018/038195 patent/WO2019009999A1/en unknown
- 2018-06-21 TW TW107121329A patent/TWI778085B/zh active
Patent Citations (4)
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JP2002160086A (ja) | 2000-11-28 | 2002-06-04 | Mitsubishi Electric Corp | レーザ加工機 |
US20120044569A1 (en) | 2008-12-31 | 2012-02-23 | Femtonics Kft. | Focusing system comprising acousto-optic deflectors for focusing an electromagnetic beam |
JP2013545135A (ja) | 2010-10-27 | 2013-12-19 | ローレンス リバモア ナショナル セキュリティー, エルエルシー | ギャップ結合型電極を有する電気光学デバイス |
JP2014524047A5 (ja) | 2012-07-05 | 2015-04-02 |
Also Published As
Publication number | Publication date |
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JP2020525839A (ja) | 2020-08-27 |
TW201907201A (zh) | 2019-02-16 |
CN110799899B (zh) | 2024-04-23 |
KR20200015538A (ko) | 2020-02-12 |
KR102551680B1 (ko) | 2023-07-06 |
CN110799899A (zh) | 2020-02-14 |
TWI778085B (zh) | 2022-09-21 |
EP3649508A1 (en) | 2020-05-13 |
EP3649508A4 (en) | 2021-03-10 |
WO2019009999A1 (en) | 2019-01-10 |
MY196770A (en) | 2023-05-03 |
US20200209707A1 (en) | 2020-07-02 |
US11281069B2 (en) | 2022-03-22 |
EP3649508B1 (en) | 2023-04-05 |
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