JP7595185B2 - 表示装置 - Google Patents

表示装置 Download PDF

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Publication number
JP7595185B2
JP7595185B2 JP2023552779A JP2023552779A JP7595185B2 JP 7595185 B2 JP7595185 B2 JP 7595185B2 JP 2023552779 A JP2023552779 A JP 2023552779A JP 2023552779 A JP2023552779 A JP 2023552779A JP 7595185 B2 JP7595185 B2 JP 7595185B2
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JP
Japan
Prior art keywords
light
user
display device
hologram
main surface
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
JP2023552779A
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English (en)
Japanese (ja)
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JPWO2023058431A1 (https=
JPWO2023058431A5 (https=
Inventor
美木子 中西
幹生 岩村
康夫 森永
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.)
NTT Docomo Inc
Original Assignee
NTT Docomo 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 NTT Docomo Inc filed Critical NTT Docomo Inc
Publication of JPWO2023058431A1 publication Critical patent/JPWO2023058431A1/ja
Publication of JPWO2023058431A5 publication Critical patent/JPWO2023058431A5/ja
Application granted granted Critical
Publication of JP7595185B2 publication Critical patent/JP7595185B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • 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
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/32—Holograms used as optical 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
    • G02B2027/0123—Head-up displays characterised by optical features comprising devices increasing the field of view
    • 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
    • G02B2027/0174—Head mounted characterised by optical features holographic
    • 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
    • G02B2027/0178—Eyeglass type
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B2207/00—Coding scheme for general features or characteristics of optical elements and systems of subclass G02B, but not including elements and systems which would be classified in G02B6/00 and subgroups
    • G02B2207/123—Optical louvre elements, e.g. for directional light blocking
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/22—Processes or apparatus for obtaining an optical image from holograms
    • G03H1/2202—Reconstruction geometries or arrangements
    • G03H2001/2223—Particular relationship between light source, hologram and observer
    • G03H2001/2228—Particular relationship between light source, hologram and observer adapted for reflection and transmission reconstruction
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H2223/00—Optical components
    • G03H2223/12—Amplitude mask, e.g. diaphragm, Louver filter
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H2250/00—Laminate comprising a hologram layer
    • G03H2250/33—Absorbing layer

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Holo Graphy (AREA)
JP2023552779A 2021-10-06 2022-09-15 表示装置 Active JP7595185B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2021164729 2021-10-06
JP2021164729 2021-10-06
PCT/JP2022/034648 WO2023058431A1 (ja) 2021-10-06 2022-09-15 表示装置

Publications (3)

Publication Number Publication Date
JPWO2023058431A1 JPWO2023058431A1 (https=) 2023-04-13
JPWO2023058431A5 JPWO2023058431A5 (https=) 2024-06-04
JP7595185B2 true JP7595185B2 (ja) 2024-12-05

Family

ID=85804198

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2023552779A Active JP7595185B2 (ja) 2021-10-06 2022-09-15 表示装置

Country Status (3)

Country Link
US (1) US20240377641A1 (https=)
JP (1) JP7595185B2 (https=)
WO (1) WO2023058431A1 (https=)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005331767A (ja) 2004-05-20 2005-12-02 Sony Corp 画像表示装置
JP2019523908A (ja) 2016-06-03 2019-08-29 ビ−エイイ− システムズ パブリック リミテッド カンパニ−ＢＡＥ ＳＹＳＴＥＭＳ ｐｌｃ 導波路構造
JP2020126162A (ja) 2019-02-05 2020-08-20 三菱ケミカル株式会社 画像表示用導光板
US10955677B1 (en) 2018-08-06 2021-03-23 Apple Inc. Scene camera
WO2021106749A1 (ja) 2019-11-26 2021-06-03 富士フイルム株式会社 光学部材および画像表示装置

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005331767A (ja) 2004-05-20 2005-12-02 Sony Corp 画像表示装置
JP2019523908A (ja) 2016-06-03 2019-08-29 ビ−エイイ− システムズ パブリック リミテッド カンパニ−ＢＡＥ ＳＹＳＴＥＭＳ ｐｌｃ 導波路構造
US10955677B1 (en) 2018-08-06 2021-03-23 Apple Inc. Scene camera
JP2020126162A (ja) 2019-02-05 2020-08-20 三菱ケミカル株式会社 画像表示用導光板
WO2021106749A1 (ja) 2019-11-26 2021-06-03 富士フイルム株式会社 光学部材および画像表示装置

Also Published As

Publication number Publication date
US20240377641A1 (en) 2024-11-14
JPWO2023058431A1 (https=) 2023-04-13
WO2023058431A1 (ja) 2023-04-13

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