JP7341907B2 - 画像表示素子および装置 - Google Patents

画像表示素子および装置 Download PDF

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Publication number
JP7341907B2
JP7341907B2 JP2020002825A JP2020002825A JP7341907B2 JP 7341907 B2 JP7341907 B2 JP 7341907B2 JP 2020002825 A JP2020002825 A JP 2020002825A JP 2020002825 A JP2020002825 A JP 2020002825A JP 7341907 B2 JP7341907 B2 JP 7341907B2
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JP
Japan
Prior art keywords
diffraction grating
incident
light guide
guide plate
light
Prior art date
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Active
Application number
JP2020002825A
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English (en)
Japanese (ja)
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JP2021110838A (ja
JP2021110838A5 (https=
Inventor
浩行 峯邑
由美子 安齋
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.)
Hitachi LG Data Storage Inc
Original Assignee
Hitachi LG Data Storage Inc
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 Hitachi LG Data Storage Inc filed Critical Hitachi LG Data Storage Inc
Priority to JP2020002825A priority Critical patent/JP7341907B2/ja
Priority to CN202080089119.4A priority patent/CN114846386B/zh
Priority to US17/782,692 priority patent/US20230010994A1/en
Priority to PCT/JP2020/038161 priority patent/WO2021140717A1/ja
Priority to TW109136214A priority patent/TWI753617B/zh
Publication of JP2021110838A publication Critical patent/JP2021110838A/ja
Publication of JP2021110838A5 publication Critical patent/JP2021110838A5/ja
Application granted granted Critical
Publication of JP7341907B2 publication Critical patent/JP7341907B2/ja
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    • 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
    • G02B6/0036—2-D arrangement of prisms, protrusions, indentations or roughened surfaces
    • 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
    • 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
    • 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
    • G02B27/4205—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
    • 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
    • G02B6/0065—Manufacturing aspects; Material aspects
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/64—Constructional details of receivers, e.g. cabinets or dust covers
    • 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

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Diffracting Gratings Or Hologram Optical Elements (AREA)
JP2020002825A 2020-01-10 2020-01-10 画像表示素子および装置 Active JP7341907B2 (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP2020002825A JP7341907B2 (ja) 2020-01-10 2020-01-10 画像表示素子および装置
CN202080089119.4A CN114846386B (zh) 2020-01-10 2020-10-08 图像显示元件以及图像显示装置
US17/782,692 US20230010994A1 (en) 2020-01-10 2020-10-08 Image display element and device
PCT/JP2020/038161 WO2021140717A1 (ja) 2020-01-10 2020-10-08 画像表示素子および装置
TW109136214A TWI753617B (zh) 2020-01-10 2020-10-20 圖像顯示元件及裝置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2020002825A JP7341907B2 (ja) 2020-01-10 2020-01-10 画像表示素子および装置

Publications (3)

Publication Number Publication Date
JP2021110838A JP2021110838A (ja) 2021-08-02
JP2021110838A5 JP2021110838A5 (https=) 2022-05-09
JP7341907B2 true JP7341907B2 (ja) 2023-09-11

Family

ID=76788158

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2020002825A Active JP7341907B2 (ja) 2020-01-10 2020-01-10 画像表示素子および装置

Country Status (5)

Country Link
US (1) US20230010994A1 (https=)
JP (1) JP7341907B2 (https=)
CN (1) CN114846386B (https=)
TW (1) TWI753617B (https=)
WO (1) WO2021140717A1 (https=)

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* Cited by examiner, † Cited by third party
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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
GB202103391D0 (en) * 2021-03-11 2021-04-28 Opsec Security Ltd Security device
WO2023022909A1 (en) * 2021-08-20 2023-02-23 Google Llc Single waveguide red-green-blue (rgb) architecture using low index mediums
FI20245457A1 (en) * 2024-04-12 2025-10-13 Dispelix Oy Diffraction grating
TWI884089B (zh) * 2024-09-30 2025-05-11 友達光電股份有限公司 具有低折射率與大視野之光學模組及增強實境顯示器

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US20050112510A1 (en) 2003-09-10 2005-05-26 Asml Netherlands B.V. Optical element, lithographic apparatus, method for manufacturing and/or protecting an optical element, device manufacturing method and device manufactured thereby
JP2007515689A (ja) 2003-12-23 2007-06-14 オリバ ジョビン イボン エス． アー． エス． 交互の多層スタックを持つ２次元回折格子ネットワーク、その製法そしてそれらのネットワークを備える分光器
US20100277803A1 (en) 2006-12-14 2010-11-04 Nokia Corporation Display Device Having Two Operating Modes
US20130100362A1 (en) 2011-10-24 2013-04-25 Google Inc. Near-to-eye display with diffraction grating that bends and focuses light
US20150293357A1 (en) 2012-10-18 2015-10-15 Lg Electronics Inc. Optical device
JP2017156388A (ja) 2016-02-29 2017-09-07 セイコーエプソン株式会社 光束径拡大素子及び画像表示装置
US20170307886A1 (en) 2016-04-25 2017-10-26 Petri Antero Stenberg Refractive coating for diffractive optical elements
WO2020008949A1 (ja) 2018-07-02 2020-01-09 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、画像表示装置および導光板の製造方法

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JPH0815514A (ja) * 1994-06-24 1996-01-19 Canon Inc 反射型回折格子
US5485318A (en) * 1994-10-03 1996-01-16 Motorola, Inc. Dual image manifestation apparatus with integrated electro-optical package
JPH10133008A (ja) * 1996-11-01 1998-05-22 Japan Aviation Electron Ind Ltd 多層膜回折格子およびその製造方法
JP2005115152A (ja) * 2003-10-09 2005-04-28 Sankyo Seiki Mfg Co Ltd レンズ、および光ヘッド装置
CN102681064A (zh) * 2005-08-29 2012-09-19 松下电器产业株式会社 衍射光学元件及摄像装置
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Publication number Priority date Publication date Assignee Title
US20050112510A1 (en) 2003-09-10 2005-05-26 Asml Netherlands B.V. Optical element, lithographic apparatus, method for manufacturing and/or protecting an optical element, device manufacturing method and device manufactured thereby
JP2007515689A (ja) 2003-12-23 2007-06-14 オリバ ジョビン イボン エス． アー． エス． 交互の多層スタックを持つ２次元回折格子ネットワーク、その製法そしてそれらのネットワークを備える分光器
US20100277803A1 (en) 2006-12-14 2010-11-04 Nokia Corporation Display Device Having Two Operating Modes
US20130100362A1 (en) 2011-10-24 2013-04-25 Google Inc. Near-to-eye display with diffraction grating that bends and focuses light
US20150293357A1 (en) 2012-10-18 2015-10-15 Lg Electronics Inc. Optical device
JP2017156388A (ja) 2016-02-29 2017-09-07 セイコーエプソン株式会社 光束径拡大素子及び画像表示装置
US20170307886A1 (en) 2016-04-25 2017-10-26 Petri Antero Stenberg Refractive coating for diffractive optical elements
WO2020008949A1 (ja) 2018-07-02 2020-01-09 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、画像表示装置および導光板の製造方法

Also Published As

Publication number Publication date
CN114846386A (zh) 2022-08-02
JP2021110838A (ja) 2021-08-02
CN114846386B (zh) 2024-04-02
WO2021140717A1 (ja) 2021-07-15
TW202127072A (zh) 2021-07-16
TWI753617B (zh) 2022-01-21
US20230010994A1 (en) 2023-01-12

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