JP7806789B2 - 導光素子、及びこれを用いた表示装置 - Google Patents

導光素子、及びこれを用いた表示装置

Info

Publication number
JP7806789B2
JP7806789B2 JP2023518664A JP2023518664A JP7806789B2 JP 7806789 B2 JP7806789 B2 JP 7806789B2 JP 2023518664 A JP2023518664 A JP 2023518664A JP 2023518664 A JP2023518664 A JP 2023518664A JP 7806789 B2 JP7806789 B2 JP 7806789B2
Authority
JP
Japan
Prior art keywords
light
wavelength
grating
substrate
guiding
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
JP2023518664A
Other languages
English (en)
Japanese (ja)
Other versions
JPWO2022234782A5 (https=
JPWO2022234782A1 (https=
Inventor
元志 中山
光生 大澤
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.)
AGC Inc
Original Assignee
Asahi Glass Co Ltd
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 Asahi Glass Co Ltd filed Critical Asahi Glass Co Ltd
Publication of JPWO2022234782A1 publication Critical patent/JPWO2022234782A1/ja
Publication of JPWO2022234782A5 publication Critical patent/JPWO2022234782A5/ja
Priority to JP2026004710A priority Critical patent/JP2026063164A/ja
Application granted granted Critical
Publication of JP7806789B2 publication Critical patent/JP7806789B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C3/00—Glass compositions
    • C03C3/04—Glass compositions containing silica
    • C03C3/062—Glass compositions containing silica with less than 40% silica by weight
    • C03C3/064—Glass compositions containing silica with less than 40% silica by weight containing boron
    • 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
    • G02B27/02—Viewing or reading apparatus
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/18—Diffraction gratings
    • 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
    • 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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Signal Processing (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Multimedia (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Optical Couplings Of Light Guides (AREA)
  • Diffracting Gratings Or Hologram Optical Elements (AREA)
JP2023518664A 2021-05-07 2022-04-25 導光素子、及びこれを用いた表示装置 Active JP7806789B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2026004710A JP2026063164A (ja) 2021-05-07 2026-01-14 導光素子、及びこれを用いた表示装置

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2021079180 2021-05-07
JP2021079180 2021-05-07
PCT/JP2022/018697 WO2022234782A1 (ja) 2021-05-07 2022-04-25 導光素子、及びこれを用いた表示装置

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2026004710A Division JP2026063164A (ja) 2021-05-07 2026-01-14 導光素子、及びこれを用いた表示装置

Publications (3)

Publication Number Publication Date
JPWO2022234782A1 JPWO2022234782A1 (https=) 2022-11-10
JPWO2022234782A5 JPWO2022234782A5 (https=) 2024-02-09
JP7806789B2 true JP7806789B2 (ja) 2026-01-27

Family

ID=83932163

Family Applications (2)

Application Number Title Priority Date Filing Date
JP2023518664A Active JP7806789B2 (ja) 2021-05-07 2022-04-25 導光素子、及びこれを用いた表示装置
JP2026004710A Pending JP2026063164A (ja) 2021-05-07 2026-01-14 導光素子、及びこれを用いた表示装置

Family Applications After (1)

Application Number Title Priority Date Filing Date
JP2026004710A Pending JP2026063164A (ja) 2021-05-07 2026-01-14 導光素子、及びこれを用いた表示装置

Country Status (4)

Country Link
US (1) US20240061165A1 (https=)
JP (2) JP7806789B2 (https=)
CN (1) CN117222936A (https=)
WO (1) WO2022234782A1 (https=)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20230393329A1 (en) * 2022-06-03 2023-12-07 Meta Platforms Technologies, Llc Waveguide with organic solid crystal substrate
US12482126B2 (en) * 2023-03-20 2025-11-25 e-con Systems India Private Limited System and method for calculating the field of view of a camera using a chart
WO2025076055A1 (en) * 2023-10-02 2025-04-10 Coherent Inc. See-through near-eye display device with crystalline waveguide
WO2025083761A1 (ja) * 2023-10-16 2025-04-24 Ｃｅｌｌｉｄ株式会社 投影基板及び眼鏡型端末
JP2025079869A (ja) * 2023-11-13 2025-05-23 信越化学工業株式会社 導光部材

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2020522023A (ja) 2017-06-02 2020-07-27 ディスペリックス オーイー 高さ調整された光回折格子を製造する方法
JP2020537186A (ja) 2017-10-13 2020-12-17 コーニング インコーポレイテッド 拡張現実システムのための導波路ベース光学システム及び方法
US20210124108A1 (en) 2019-10-25 2021-04-29 Facebook Technologies, Llc Display waveguide with a high-index layer
WO2021085271A1 (ja) 2019-10-31 2021-05-06 日本電気硝子株式会社 光学ガラス板

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IL307294A (en) * 2017-01-27 2023-11-01 Magic Leap Inc Diffraction gratings produced using a surface cell with differently oriented nanobeams
CN106597658B (zh) * 2017-03-09 2020-05-22 京东方科技集团股份有限公司 显示面板和显示装置
US20210141130A1 (en) * 2019-11-12 2021-05-13 Facebook Technologies, Llc High-index waveguide for conveying images

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2020522023A (ja) 2017-06-02 2020-07-27 ディスペリックス オーイー 高さ調整された光回折格子を製造する方法
JP2020537186A (ja) 2017-10-13 2020-12-17 コーニング インコーポレイテッド 拡張現実システムのための導波路ベース光学システム及び方法
US20210124108A1 (en) 2019-10-25 2021-04-29 Facebook Technologies, Llc Display waveguide with a high-index layer
WO2021085271A1 (ja) 2019-10-31 2021-05-06 日本電気硝子株式会社 光学ガラス板

Also Published As

Publication number Publication date
JP2026063164A (ja) 2026-04-10
CN117222936A (zh) 2023-12-12
JPWO2022234782A1 (https=) 2022-11-10
US20240061165A1 (en) 2024-02-22
WO2022234782A1 (ja) 2022-11-10

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