JP7276860B2 - 可変の回折効率を有する回折格子及び画像を表示するための方法 - Google Patents

可変の回折効率を有する回折格子及び画像を表示するための方法 Download PDF

Info

Publication number
JP7276860B2
JP7276860B2 JP2019561160A JP2019561160A JP7276860B2 JP 7276860 B2 JP7276860 B2 JP 7276860B2 JP 2019561160 A JP2019561160 A JP 2019561160A JP 2019561160 A JP2019561160 A JP 2019561160A JP 7276860 B2 JP7276860 B2 JP 7276860B2
Authority
JP
Japan
Prior art keywords
grating
zone
diffraction
modulation
wavelength
Prior art date
Legal status (The legal status 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 status listed.)
Active
Application number
JP2019561160A
Other languages
English (en)
Japanese (ja)
Other versions
JP2020518864A5 (enExample
JP2020518864A (ja
Inventor
ヴァルティアイネン，イスモ
オルッコネン，ユーソ
ラホマキ，ユッシ
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dispelix Oy
Original Assignee
Dispelix Oy
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 Dispelix Oy filed Critical Dispelix Oy
Publication of JP2020518864A publication Critical patent/JP2020518864A/ja
Publication of JP2020518864A5 publication Critical patent/JP2020518864A5/ja
Application granted granted Critical
Publication of JP7276860B2 publication Critical patent/JP7276860B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • 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
    • G02B6/0035—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it
    • G02B6/0038—Linear indentations or grooves, e.g. arc-shaped grooves or meandering grooves, extending over the full length or width of the light guide
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/18—Diffraction gratings
    • G02B5/1828—Diffraction gratings having means for producing variable diffraction
    • 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
    • G02B27/4272—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect having plural diffractive elements positioned sequentially along the optical path
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/18—Diffraction gratings
    • G02B5/1809—Diffraction gratings with pitch less than or comparable to the wavelength
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/18—Diffraction gratings
    • G02B5/1814—Diffraction gratings structurally combined with one or more further optical elements, e.g. lenses, mirrors, prisms or other diffraction gratings
    • G02B5/1819—Plural gratings positioned on the same surface, e.g. array of gratings
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/18—Diffraction gratings
    • G02B5/1842—Gratings for image generation
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/18—Diffraction gratings
    • G02B5/1876—Diffractive Fresnel lenses; Zone plates; Kinoforms
    • G02B5/188—Plurality of such optical elements formed in or on a supporting substrate
    • 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
    • G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
    • G02B6/0015—Means for improving the coupling-in of light from the light source into the light guide provided on the surface of the light guide or in the bulk of it
    • G02B6/0016—Grooves, prisms, gratings, scattering particles or rough surfaces
    • 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)
JP2019561160A 2017-05-08 2018-05-08 可変の回折効率を有する回折格子及び画像を表示するための方法 Active JP7276860B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FI20175412 2017-05-08
FI20175412A FI128551B (en) 2017-05-08 2017-05-08 Diffractive grating with variable diffraction efficiency and method for displaying an image
PCT/FI2018/050340 WO2018206847A1 (en) 2017-05-08 2018-05-08 Diffractive grating with variable diffraction efficiency and method for displaying an image

Publications (3)

Publication Number Publication Date
JP2020518864A JP2020518864A (ja) 2020-06-25
JP2020518864A5 JP2020518864A5 (enExample) 2021-05-27
JP7276860B2 true JP7276860B2 (ja) 2023-05-18

Family

ID=64105185

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2019561160A Active JP7276860B2 (ja) 2017-05-08 2018-05-08 可変の回折効率を有する回折格子及び画像を表示するための方法

Country Status (7)

Country Link
US (1) US11086065B2 (enExample)
EP (1) EP3622335B1 (enExample)
JP (1) JP7276860B2 (enExample)
CN (1) CN110651204B (enExample)
CA (1) CA3060162C (enExample)
FI (1) FI128551B (enExample)
WO (1) WO2018206847A1 (enExample)

Families Citing this family (40)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11086059B2 (en) * 2017-06-13 2021-08-10 Vuzix Corporation Image light guide with expanded light distribution overlapping gratings
US12205231B2 (en) 2017-07-03 2025-01-21 Holovisions Holovisions™—adjustable and/or modular augmented reality (AR) eyewear with a movable transflective mirror and different viewing modes
US12436394B2 (en) 2017-07-03 2025-10-07 Holovisions Augmented reality (or mixed reality) eyewear with see-through optical elements having individually-adjustable opacity/reflectivity levels
US12013538B2 (en) 2017-07-03 2024-06-18 Holovisions LLC Augmented reality (AR) eyewear with a section of a fresnel reflector comprising individually-adjustable transmissive-reflective optical elements
FI128837B (en) * 2018-03-28 2021-01-15 Dispelix Oy Outlet pupil dilator
CN113678053B (zh) 2019-01-14 2024-05-28 伊奎蒂公司 大衍射光栅图案的数字写入
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
JP7447237B2 (ja) * 2019-07-19 2024-03-11 マジック リープ， インコーポレイテッド 低減された偏光感度を伴う回折格子を有するディスプレイデバイス
EP4055423A4 (en) * 2019-11-08 2024-01-10 Magic Leap, Inc. METASURFACES WITH LIGHT REORIENTATION STRUCTURES INCLUDING MULTIPLE MATERIALS AND MANUFACTURING METHODS
US11669012B2 (en) * 2020-02-21 2023-06-06 Applied Materials, Inc. Maskless lithography method to fabricate topographic substrate
WO2021168851A1 (zh) * 2020-02-29 2021-09-02 华为技术有限公司 一种dr激光器
CN111221064A (zh) * 2020-04-16 2020-06-02 深圳珑璟光电技术有限公司 一种光栅结构及近眼显示系统
KR102896850B1 (ko) 2020-06-02 2025-12-04 삼성전자주식회사 확장된 시야각을 제공하는 디스플레이 장치
CN111552030B (zh) * 2020-06-19 2025-09-05 北京至格科技有限公司 波导光学装置及显示设备
CN111812773A (zh) * 2020-07-27 2020-10-23 宁波舜宇奥来技术有限公司 一种衍射光波导及其制备方法
CN116348803A (zh) * 2020-09-01 2023-06-27 斯纳普公司 设计用于增强现实或虚拟现实显示器的衍射光栅的方法以及用于增强现实或虚拟现实显示器的衍射光栅
WO2022049104A1 (en) * 2020-09-01 2022-03-10 Wave Optics Ltd Methods for designing diffraction grating for augmented reality or virtual reality display and diffraction grating for augmented reality or virtual reality display
US20220299768A1 (en) * 2020-09-22 2022-09-22 Google Llc Wavelength-specific incoupling gratings for display optimization
WO2022086002A1 (en) * 2020-10-20 2022-04-28 Samsung Electronics Co., Ltd. Waveguide structure with segmented diffractive optical elements and near-eye display apparatus employing the same
RU2752556C1 (ru) * 2020-10-20 2021-07-29 Самсунг Электроникс Ко., Лтд. Волновод с сегментированными дифракционными оптическими элементами и окологлазный дисплей
CN116547574A (zh) * 2020-11-25 2023-08-04 伊奎蒂公司 具有分区衍射光学器件的图像光导
US20230417974A1 (en) * 2020-11-25 2023-12-28 Vuzix Corporation Image light guide with zoned diffractive optic
EP4224239B1 (en) * 2020-11-30 2025-07-16 Nokia Technologies Oy Optical apparatus, modules and devices
WO2022159716A1 (en) * 2021-01-22 2022-07-28 Vuzix Corporation Image light guide with compound in-coupling diffractive optic
CN114791641A (zh) * 2021-01-26 2022-07-26 华为技术有限公司 一种衍射光学器件及终端设备
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
CN117043662A (zh) * 2021-03-19 2023-11-10 索尼集团公司 显示设备
US20220321849A1 (en) * 2021-04-02 2022-10-06 Samsung Electronics Co., Ltd. Display device and electronic device including the same
WO2023104914A1 (en) * 2021-12-10 2023-06-15 Snap Inc. Waveguide and diffraction grating for augmented reality or virtual reality display for reducing the visible appearance of grating structures
US20250164794A1 (en) * 2022-05-20 2025-05-22 Vuzix Corporation Image light guide system with crossed in-coupling optics
CN114935790B (zh) * 2022-07-21 2022-09-27 北京驭光科技发展有限公司 衍射光波导及显示设备
CN115561856B (zh) * 2022-09-13 2025-09-12 舜宇奥来微纳光电信息技术(上海)有限公司 波导结构
WO2024125102A1 (zh) * 2022-12-16 2024-06-20 上海鲲游科技有限公司 二维光栅结构、扩瞳结构、耦出结构以及衍射光波导
CN118210091B (zh) * 2022-12-16 2025-09-02 上海鲲游科技有限公司 二维光栅结构、扩瞳结构以及耦出结构
FI131617B1 (en) * 2023-01-05 2025-08-07 Dispelix Oy DISPLAY STRUCTURE
FI131822B1 (en) * 2023-05-03 2025-12-17 Dispelix Oy Display construction
CN117608021A (zh) * 2023-10-30 2024-02-27 驭光科技(北京)有限公司 防漏光衍射光波导装置及具有其的显示设备
FI20236225A1 (en) * 2023-11-02 2025-05-03 Dispelix Oy DISPLAY CONSTRUCTION
FI20245748A1 (en) * 2024-06-12 2025-12-13 Dispelix Oy Display construction
CN118938384B (zh) * 2024-10-15 2025-03-11 歌尔光学科技有限公司 一种衍射光学结构及光学显示设备

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060050391A1 (en) 2004-08-10 2006-03-09 Johan Backlund Structured-groove diffraction granting and method for control and optimization of spectral efficiency
JP2016054314A (ja) 2015-12-01 2016-04-14 ヒューレット−パッカード デベロップメント カンパニー エル.ピー.Hewlett‐Packard Development Company, L.P. マルチモードのモノリシック垂直共振器面発光レーザアレイ及びこれを含むレーザシステム
WO2016111709A1 (en) 2015-01-10 2016-07-14 Leia Inc. Diffraction grating-based backlighting having controlled diffractive coupling efficiency
WO2017039820A1 (en) 2015-09-05 2017-03-09 Leia Inc. Light concentrating backlight and near-eye display system using same
US20170102543A1 (en) 2015-10-07 2017-04-13 Tuomas Vallius Diffractive optical element with integrated in-coupling, exit pupil expansion, and out-coupling

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030231394A1 (en) * 2002-06-12 2003-12-18 Koichi Kimura Optical element and display unit using this
US7927822B2 (en) * 2002-09-09 2011-04-19 Sru Biosystems, Inc. Methods for screening cells and antibodies
US7474396B2 (en) * 2006-01-17 2009-01-06 Hewlett-Packard Development Company, L.P. Raman spectroscopy system and method using a subwavelength resonant grating filter
CN101589326B (zh) * 2006-12-28 2011-06-29 诺基亚公司 用于在二维上扩展出射光瞳的设备
WO2009076395A1 (en) * 2007-12-10 2009-06-18 Research Foundation Of The City University Of New York Sub-wavelength structures, devices and methods for light control in material composites
US20110051041A1 (en) 2008-05-16 2011-03-03 Yuji Yashiro Backlight unit and liquid crystal display device
JP2010261999A (ja) 2009-04-30 2010-11-18 Ricoh Co Ltd 光学素子、偏光フィルタ、光アイソレータ、光学装置
FI125270B (en) 2012-09-20 2015-08-14 Teknologian Tutkimuskeskus Vtt Oy Optical device with diffractive grating
US10408613B2 (en) 2013-07-12 2019-09-10 Magic Leap, Inc. Method and system for rendering virtual content
WO2015091282A1 (en) * 2013-12-19 2015-06-25 Bae Systems Plc Improvements in and relating to waveguides
US9946019B2 (en) * 2013-12-23 2018-04-17 CSEM Centre Suisse d'Electronique et de Microtechnique SA—Recherche et Développement Guided mode resonance device
US10018844B2 (en) 2015-02-09 2018-07-10 Microsoft Technology Licensing, Llc Wearable image display system

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060050391A1 (en) 2004-08-10 2006-03-09 Johan Backlund Structured-groove diffraction granting and method for control and optimization of spectral efficiency
WO2016111709A1 (en) 2015-01-10 2016-07-14 Leia Inc. Diffraction grating-based backlighting having controlled diffractive coupling efficiency
WO2017039820A1 (en) 2015-09-05 2017-03-09 Leia Inc. Light concentrating backlight and near-eye display system using same
US20170102543A1 (en) 2015-10-07 2017-04-13 Tuomas Vallius Diffractive optical element with integrated in-coupling, exit pupil expansion, and out-coupling
JP2016054314A (ja) 2015-12-01 2016-04-14 ヒューレット−パッカード デベロップメント カンパニー エル.ピー.Hewlett‐Packard Development Company, L.P. マルチモードのモノリシック垂直共振器面発光レーザアレイ及びこれを含むレーザシステム

Also Published As

Publication number Publication date
CA3060162C (en) 2023-07-25
EP3622335A1 (en) 2020-03-18
EP3622335A4 (en) 2021-02-24
CN110651204B (zh) 2022-05-24
EP3622335C0 (en) 2025-04-23
CA3060162A1 (en) 2018-11-15
EP3622335B1 (en) 2025-04-23
US11086065B2 (en) 2021-08-10
FI128551B (en) 2020-07-31
JP2020518864A (ja) 2020-06-25
FI20175412A1 (fi) 2018-11-09
WO2018206847A1 (en) 2018-11-15
US20200166691A1 (en) 2020-05-28
CN110651204A (zh) 2020-01-03

Similar Documents

Publication Publication Date Title
JP7276860B2 (ja) 可変の回折効率を有する回折格子及び画像を表示するための方法
JP7585383B2 (ja) グレートーンリソグラフィと傾斜エッチングを使用した、深さ調節された傾斜格子
CN212460098U (zh) 用于增强现实或虚拟现实显示器中的波导和显示器
JP4996029B2 (ja) 導波路ディスプレー
US11391870B2 (en) Height-modulated diffractive master plate and method of manufacturing thereof
TW202041919A (zh) 繞射光導板以及眼用佩戴品
CN112601990A (zh) 包括双材料结构的衍射光栅
JP7649346B2 (ja) 格子結合器の片側パターン化を使用した光学接眼レンズ
CN105026980B (zh) 用于控制光学波阵面的相位的器件
JP7143974B2 (ja) 高さ調整された光回折格子を製造する方法
US11867912B2 (en) Metasurface waveguide couplers
EP4418031B1 (en) Diffractive optical waveguide and display device
CN214669691U (zh) 一种光栅结构及近眼显示系统
JP3702445B2 (ja) 光学素子及びその光学素子を用いた装置
US20250147319A1 (en) Metasurface-based image combiner and augmented reality device employing same
JP3867848B2 (ja) 光導波路
KR102726400B1 (ko) 2차원 광도파로, 가상 및 현실 광파 결합기, 및 ar 장치
CN218003765U (zh) 二维光栅、传输波导及近眼显示设备
EP4267998B1 (en) Waveguide for augmented reality or virtual reality display
US20230185004A1 (en) High color uniformity double material diffraction grating comprising step-like cavities
KR20250116747A (ko) 비균일 두께의 박막 층들을 갖는 회절 광학 요소를 생성하는 방법, 및 회절 광학 요소 박막 층들을 갖는 조명 광 가이드
HK40120026A (en) Optical device for augmented reality or virtual reality display

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20210419

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20210419

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20220323

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20220329

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20220616

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20220920

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20221130

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20230404

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20230426

R150 Certificate of patent or registration of utility model

Ref document number: 7276860

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150