CN114879358B - 用于增强现实系统的耦出光栅 - Google Patents

用于增强现实系统的耦出光栅 Download PDF

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Publication number
CN114879358B
CN114879358B CN202210548278.7A CN202210548278A CN114879358B CN 114879358 B CN114879358 B CN 114879358B CN 202210548278 A CN202210548278 A CN 202210548278A CN 114879358 B CN114879358 B CN 114879358B
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China
Prior art keywords
waveguide
eyepiece
doe
width
optical element
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English (en)
Chinese (zh)
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CN114879358A (zh
Inventor
R·D·泰克尔斯特
V·K·刘
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Magic Leap Inc
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Magic Leap Inc
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Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B25/00—Eyepieces; Magnifying glasses
    • G02B25/001—Eyepieces
    • 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
    • G02B27/0081—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 with means for altering, e.g. enlarging, the entrance or exit pupil
    • 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
    • G02B27/01—Head-up displays
    • G02B27/017—Head mounted
    • G02B27/0172—Head mounted characterised by optical features
    • 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
    • G02B27/42—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect
    • 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
    • G02B27/42—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect
    • G02B27/4205—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect having a diffractive optical element [DOE] contributing to image formation, e.g. whereby modulation transfer function MTF or optical aberrations are relevant
    • 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
    • G02B27/42—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect
    • G02B27/4261—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect having a diffractive element with major polarization dependent properties
    • 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
    • G02B27/42—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect
    • G02B27/44—Grating systems; Zone plate systems
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/18—Diffraction gratings
    • G02B5/1861—Reflection gratings characterised by their structure, e.g. step profile, contours of substrate or grooves, pitch variations, materials
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/18—Diffraction gratings
    • G02B5/1866—Transmission gratings characterised by their structure, e.g. step profile, contours of substrate or grooves, pitch variations, materials
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0033—Means for improving the coupling-out of light from the light guide
    • G02B6/005—Means for improving the coupling-out of light from the light guide provided by one optical element, or plurality thereof, placed on the light output side of the light guide
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0033—Means for improving the coupling-out of light from the light guide
    • G02B6/0056—Means for improving the coupling-out of light from the light guide for producing polarisation effects, e.g. by a surface with polarizing properties or by an additional polarizing elements
    • 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
    • G02B27/01—Head-up displays
    • G02B27/0101—Head-up displays characterised by optical features
    • G02B2027/0112—Head-up displays characterised by optical features comprising device for genereting colour display
    • 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
    • G02B27/01—Head-up displays
    • G02B27/0101—Head-up displays characterised by optical features
    • G02B2027/0123—Head-up displays characterised by optical features comprising devices increasing the field of view
    • G02B2027/0125—Field-of-view increase by wavefront division
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/26—Optical coupling means
    • G02B6/34—Optical coupling means utilising prism or grating

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Diffracting Gratings Or Hologram Optical Elements (AREA)
  • Holo Graphy (AREA)
  • Optical Communication System (AREA)
  • Lenses (AREA)
  • Optical Couplings Of Light Guides (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Graphics (AREA)
  • Computer Hardware Design (AREA)
  • General Engineering & Computer Science (AREA)
  • Software Systems (AREA)
  • Theoretical Computer Science (AREA)
CN202210548278.7A 2016-10-26 2017-10-25 用于增强现实系统的耦出光栅 Active CN114879358B (zh)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US201662413288P 2016-10-26 2016-10-26
US62/413,288 2016-10-26
PCT/US2017/058351 WO2018081305A1 (en) 2016-10-26 2017-10-25 Outcoupling grating for augmented reality system
CN201780066366.0A CN109891282B (zh) 2016-10-26 2017-10-25 用于增强现实系统的耦出光栅

Related Parent Applications (1)

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CN114879358A CN114879358A (zh) 2022-08-09
CN114879358B true CN114879358B (zh) 2025-03-28

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US (6) US10073267B2 (enExample)
EP (2) EP4160284A1 (enExample)
JP (1) JP6960994B2 (enExample)
KR (5) KR102541862B1 (enExample)
CN (2) CN109891282B (enExample)
AU (1) AU2017348084B2 (enExample)
CA (2) CA3039108C (enExample)
IL (3) IL300304B2 (enExample)
WO (1) WO2018081305A1 (enExample)

Families Citing this family (50)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102491853B1 (ko) * 2015-12-09 2023-01-26 삼성전자주식회사 지향성 백라이트 유닛 및 이를 포함한 입체 영상 표시 장치
IL300304B2 (en) * 2016-10-26 2024-07-01 Magic Leap Inc Outcoupling grating for augmented reality system
TWI772387B (zh) * 2017-03-17 2022-08-01 日商大日本印刷股份有限公司 繞射光學元件
KR102821244B1 (ko) 2017-03-21 2025-06-13 매직 립, 인코포레이티드 광 스캐닝 프로젝터와 함께 눈 움직임을 추적하기 위한 방법 및 시스템
KR102291658B1 (ko) 2017-03-22 2021-08-19 매직 립, 인코포레이티드 동적 시야 가변 초점 디스플레이 시스템
GB201708963D0 (en) * 2017-06-06 2017-07-19 Wave Optics Ltd Head-mounted augmented reality system
US11086059B2 (en) * 2017-06-13 2021-08-10 Vuzix Corporation Image light guide with expanded light distribution overlapping gratings
EP3540479A1 (en) 2018-03-13 2019-09-18 Thomson Licensing Diffraction grating comprising double-materials structures
EP3540499A1 (en) 2018-03-13 2019-09-18 Thomson Licensing Image sensor comprising a color splitter with two different refractive indexes
US10295723B1 (en) * 2018-05-01 2019-05-21 Facebook Technologies, Llc 2D pupil expander using holographic Bragg grating
EP3588150A1 (en) * 2018-06-29 2020-01-01 Thomson Licensing An optical device comprising multi-layer waveguides
EP3591700A1 (en) 2018-07-02 2020-01-08 Thomson Licensing Image sensor comprising a color splitter with two different refractive indexes, and different height
US10890772B2 (en) * 2018-08-09 2021-01-12 The Board Of Trustees Of The Leland Stanford Junior University Guided mode resonance device for optical beam tapping and imaging without rainbows
US11103763B2 (en) 2018-09-11 2021-08-31 Real Shot Inc. Basketball shooting game using smart glasses
US11141645B2 (en) 2018-09-11 2021-10-12 Real Shot Inc. Athletic ball game using smart glasses
US11668931B2 (en) * 2018-09-18 2023-06-06 Google Llc Systems, devices, and methods for exit pupil expansion in a curved lens with embedded light guide
JP7293593B2 (ja) * 2018-09-19 2023-06-20 大日本印刷株式会社 射出瞳拡張素子
EP3671310A1 (en) 2018-12-18 2020-06-24 Thomson Licensing Optical manipulation apparatus for trapping or moving micro or nanoparticles
EP3671322A1 (en) 2018-12-18 2020-06-24 Thomson Licensing Device for forming an outgoing electromagnetic wave from an incident electromagnetic wave
EP3671293A1 (en) * 2018-12-21 2020-06-24 Thomson Licensing An optical device comprising at least one diffraction grating having a grating pitch above the wavelength
JP2020112746A (ja) 2019-01-16 2020-07-27 ソニー株式会社 光学装置、画像表示装置及び表示装置
WO2020204590A1 (ko) * 2019-04-01 2020-10-08 주식회사 엘지화학 회절 도광판 및 이를 포함하는 디스플레이 장치
US11022790B2 (en) 2019-06-14 2021-06-01 Magic Leap, Inc. Optical eyepiece using single-sided patterning of grating couplers
JP7297548B2 (ja) * 2019-06-21 2023-06-26 株式会社日立エルジーデータストレージ 導光板の製造方法、導光板モジュールの製造方法、および画像表示装置の製造方法
AU2020320867B2 (en) * 2019-07-26 2024-11-21 Aurora Operations, Inc. Focal plane array system for FMCW LiDAR
US20240103270A1 (en) * 2019-11-06 2024-03-28 Google Llc Optical combiners with improved efficiency and uniformity
CN111240015B (zh) * 2020-01-17 2020-12-18 北京理工大学 双侧对射出光均匀的衍射波导
CN113325501A (zh) * 2020-02-28 2021-08-31 苏州苏大维格科技集团股份有限公司 一种多向衍射扩展光波导镜片及增强现实显示装置
CN119986891A (zh) * 2020-04-03 2025-05-13 斯纳普公司 波导、显示器及制造波导的方法
KR20220160537A (ko) * 2020-04-05 2022-12-06 루머스 리미티드 2차원 확장을 갖는 도광 광학 요소들을 포함하는 광학 시스템
CN115668033A (zh) 2020-05-22 2023-01-31 奇跃公司 用于具有宽视场的双投射器波导显示器的方法和系统
US11487058B2 (en) * 2020-08-13 2022-11-01 Applied Materials, Inc. Method for manufacturing optical device structures
CN116324587A (zh) * 2020-08-13 2023-06-23 交互数字Ce专利控股有限公司 通过c形平面光学架构的低失真成像
KR20230086689A (ko) * 2020-09-16 2023-06-15 매직 립, 인코포레이티드 증강 현실 디스플레이 시스템용 아이피스들
JP7465826B2 (ja) * 2021-02-02 2024-04-11 株式会社日立エルジーデータストレージ 導光板、導光板モジュールおよび画像表示装置
US11953725B2 (en) * 2021-06-18 2024-04-09 Taiwan Semiconductor Manufacturing Company, Ltd. Grating coupler and method of manufacturing the same
CN113495319B (zh) * 2021-07-30 2025-08-12 Oppo广东移动通信有限公司 光学结构和光学装置
WO2023021272A1 (en) * 2021-08-16 2023-02-23 Bae Systems Plc Waveguide
EP4137869A1 (en) * 2021-08-16 2023-02-22 BAE SYSTEMS plc Waveguide
FI20215929A1 (en) * 2021-09-03 2023-03-04 Dispelix Oy Display construction and display device
JP2023050616A (ja) * 2021-09-30 2023-04-11 セイコーエプソン株式会社 虚像表示装置
CN116125583B (zh) * 2021-11-15 2024-05-10 上海鲲游科技有限公司 一种调制光波导及其调制方法
US20230194871A1 (en) 2021-12-16 2023-06-22 Google Llc Tricolor waveguide exit pupil expansion system with optical power
CN114355502B (zh) * 2022-02-17 2024-01-30 烟台艾睿光电科技有限公司 衍射光栅波导和ar显示设备
CN118974638A (zh) * 2022-04-20 2024-11-15 赛利德株式会社 投影基板以及眼镜型终端
CN116338856B (zh) * 2023-04-19 2023-09-29 嘉兴驭光光电科技有限公司 显示用光波导装置及具有其的显示设备
EP4474695A1 (en) * 2023-06-08 2024-12-11 Snap, Inc. Optical device for augmented reality or virtual reality display
WO2024258833A1 (en) * 2023-06-12 2024-12-19 Snap Inc. Optical waveguide manufacturing method
WO2025058629A1 (en) * 2023-09-14 2025-03-20 Magic Leap, Inc. Method and system for high order diffraction, large field of view augmented reality eyepiece waveguides
WO2025229142A1 (en) * 2024-05-02 2025-11-06 Miraex Sa Optical grating coupler

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109891282B (zh) * 2016-10-26 2022-05-17 奇跃公司 用于增强现实系统的耦出光栅

Family Cites Families (38)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0834532B2 (ja) * 1990-05-15 1996-03-29 キヤノン株式会社 カラー画像読取装置
US5309272A (en) 1992-12-11 1994-05-03 Xerox Corporation Dual pass binary diffractive optical element scanner
US5781257A (en) * 1995-01-30 1998-07-14 Lockheed Martin Missiles & Space Co Flat panel display
US5694230A (en) * 1995-06-07 1997-12-02 Digital Optics Corp. Diffractive optical elements as combiners
US5742373A (en) * 1995-10-13 1998-04-21 Massachusetts Institute Of Technology Color microdisplays and methods of manufacturing same
WO1999052002A1 (en) * 1998-04-02 1999-10-14 Elop Electro-Optics Industries Ltd. Holographic optical devices
KR100444981B1 (ko) * 2000-12-15 2004-08-21 삼성전자주식회사 착용형 디스플레이 시스템
US7110180B2 (en) 2002-10-09 2006-09-19 Ricoh Company, Ltd. Diffraction grating, method of fabricating diffraction optical element, optical pickup device, and optical disk drive
JP2004280010A (ja) * 2003-03-19 2004-10-07 Toppan Printing Co Ltd ブレーズド型回折格子パターンを有するディスプレイ
US7145722B2 (en) * 2003-04-24 2006-12-05 Banpil Photonics, Inc. Optical filter and method of manufacturing thereof
JP4475501B2 (ja) * 2003-10-09 2010-06-09 インターナショナル・ビジネス・マシーンズ・コーポレーション 分光素子、回折格子、複合回折格子、カラー表示装置、および分波器
KR100584403B1 (ko) * 2004-04-01 2006-05-26 삼성전자주식회사 회절 격자와 그를 이용한 레이저 텔레비젼
US20060126181A1 (en) * 2004-12-13 2006-06-15 Nokia Corporation Method and system for beam expansion in a display device
US7206107B2 (en) 2004-12-13 2007-04-17 Nokia Corporation Method and system for beam expansion in a display device
EP1828832B1 (en) * 2004-12-13 2013-05-22 Nokia Corporation General diffractive optics method for expanding an exit pupil
CN101218621B (zh) * 2005-04-01 2011-07-13 Prysm公司 具有包含光学荧光材料的屏幕的显示系统和装置
JP4655771B2 (ja) * 2005-06-17 2011-03-23 ソニー株式会社 光学装置及び虚像表示装置
JP2007057622A (ja) * 2005-08-22 2007-03-08 Ricoh Co Ltd 光学素子及びその製造方法、光学素子用形状転写型の製造方法及び光学素子用転写型
EP1932050A2 (en) * 2005-09-14 2008-06-18 Mirage Innovations Ltd. Diffractive optical device and system
US7817176B2 (en) 2005-12-26 2010-10-19 Ricoh Company, Ltd. Light source device, optical scanning device, and image forming apparatus
JP2008058777A (ja) * 2006-09-01 2008-03-13 Sony Corp 光学装置及び画像表示装置
CN101617364B (zh) * 2007-02-26 2013-03-06 三菱电机株式会社 光拾取装置
CN101625481B (zh) * 2008-07-08 2012-06-13 鸿富锦精密工业（深圳）有限公司 背光模组及其扩散板
JP5263045B2 (ja) * 2009-07-15 2013-08-14 沖電気工業株式会社 偏波無依存型光装置
US8248178B2 (en) 2009-12-03 2012-08-21 The Aerospace Corporation High power waveguide polarizer with broad bandwidth and low loss, and methods of making and using same
CN103097925B (zh) * 2010-08-06 2016-04-13 旭硝子株式会社 衍射光学元件和计测装置
US8467643B2 (en) * 2010-08-13 2013-06-18 Toyota Motor Engineering & Mfg. North America, Inc. Optical device using double-groove grating
US20120057235A1 (en) * 2010-09-03 2012-03-08 Massachusetts Institute Of Technology Method for Antireflection in Binary and Multi-Level Diffractive Elements
US8773599B2 (en) * 2011-10-24 2014-07-08 Google Inc. Near-to-eye display with diffraction grating that bends and focuses light
FI125270B (en) * 2012-09-20 2015-08-14 Teknologian Tutkimuskeskus Vtt Oy Optical device with diffractive grating
JP6171740B2 (ja) * 2013-09-02 2017-08-02 セイコーエプソン株式会社 光学デバイス及び画像表示装置
JP2016034017A (ja) * 2014-02-28 2016-03-10 パナソニックＩｐマネジメント株式会社 発光装置
KR101866495B1 (ko) * 2014-11-11 2018-06-11 피니사 코포레이숀 2단 단열 결합된 광자 시스템
US20160231567A1 (en) 2015-02-09 2016-08-11 Pasi Saarikko Display System
US9513480B2 (en) 2015-02-09 2016-12-06 Microsoft Technology Licensing, Llc Waveguide
CN107615136B (zh) * 2015-04-08 2021-05-11 迪斯帕列斯有限公司 光学透视显示元件和使用这样的元件的设备
CN105892058A (zh) * 2016-05-20 2016-08-24 成都理想境界科技有限公司 一种近眼显示系统及增强现实设备
US10725223B2 (en) * 2016-08-22 2020-07-28 Magic Leap, Inc. Multi-layer diffractive eyepiece with wavelength-selective reflector

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109891282B (zh) * 2016-10-26 2022-05-17 奇跃公司 用于增强现实系统的耦出光栅

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CN109891282B (zh) 2022-05-17
KR20210088759A (ko) 2021-07-14
US20210364805A1 (en) 2021-11-25
CN109891282A (zh) 2019-06-14
KR20230086806A (ko) 2023-06-15
US10073267B2 (en) 2018-09-11
US20180341113A1 (en) 2018-11-29
WO2018081305A1 (en) 2018-05-03
CA3039108A1 (en) 2018-05-03
NZ793413A (en) 2023-11-24
IL300304B1 (en) 2024-03-01
JP6960994B2 (ja) 2021-11-05
EP3532879A1 (en) 2019-09-04
IL266072B1 (en) 2023-03-01
JP2019536082A (ja) 2019-12-12
EP4160284A1 (en) 2023-04-05
KR20190067243A (ko) 2019-06-14
IL266072B2 (en) 2023-07-01
KR20240037356A (ko) 2024-03-21
IL300304A (en) 2023-04-01
CA3039108C (en) 2023-12-05
KR102647795B1 (ko) 2024-03-13
US20180113313A1 (en) 2018-04-26
US20200225491A1 (en) 2020-07-16
AU2017348084A1 (en) 2019-04-18
US20230221564A1 (en) 2023-07-13
CA3216566A1 (en) 2018-05-03
US10649213B2 (en) 2020-05-12
KR102541862B1 (ko) 2023-06-13
US11054655B2 (en) 2021-07-06
IL310553A (en) 2024-03-01
US11635626B2 (en) 2023-04-25
IL300304B2 (en) 2024-07-01
KR20250073529A (ko) 2025-05-27
EP3532879B1 (en) 2022-11-23
CN114879358A (zh) 2022-08-09
IL266072A (en) 2019-06-30
AU2017348084B2 (en) 2021-08-19
EP3532879A4 (en) 2019-11-13
US12210161B2 (en) 2025-01-28
NZ752202A (en) 2023-11-24
US20250130429A1 (en) 2025-04-24
KR102809077B1 (ko) 2025-05-15

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