JP7199521B2 - 導光素子および画像表示装置 - Google Patents

導光素子および画像表示装置 Download PDF

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Publication number
JP7199521B2
JP7199521B2 JP2021518354A JP2021518354A JP7199521B2 JP 7199521 B2 JP7199521 B2 JP 7199521B2 JP 2021518354 A JP2021518354 A JP 2021518354A JP 2021518354 A JP2021518354 A JP 2021518354A JP 7199521 B2 JP7199521 B2 JP 7199521B2
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Japan
Prior art keywords
diffraction element
diffraction
liquid crystal
incident
light guide
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JP2021518354A
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English (en)
Japanese (ja)
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JPWO2020226078A1 (https=
JPWO2020226078A5 (https=
Inventor
寛 佐藤
克己 篠田
之人 齊藤
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Fujifilm Corp
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Fujifilm Corp
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Publication of JPWO2020226078A5 publication Critical patent/JPWO2020226078A5/ja
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    • 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
    • G02B27/0018—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 with means for preventing ghost images
    • 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
    • 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
    • G02B5/30—Polarising elements
    • G02B5/3016—Polarising elements involving passive liquid crystal 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
    • G02B27/017—Head mounted
    • G02B27/0172—Head mounted characterised by optical features
    • G02B2027/0174—Head mounted characterised by optical features holographic

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Diffracting Gratings Or Hologram Optical Elements (AREA)
  • Polarising Elements (AREA)
JP2021518354A 2019-05-09 2020-04-24 導光素子および画像表示装置 Active JP7199521B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2019089097 2019-05-09
JP2019089097 2019-05-09
PCT/JP2020/017754 WO2020226078A1 (ja) 2019-05-09 2020-04-24 導光素子および画像表示装置

Publications (3)

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JPWO2020226078A1 JPWO2020226078A1 (https=) 2020-11-12
JPWO2020226078A5 JPWO2020226078A5 (https=) 2022-02-08
JP7199521B2 true JP7199521B2 (ja) 2023-01-05

Family

ID=73050595

Family Applications (1)

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JP2021518354A Active JP7199521B2 (ja) 2019-05-09 2020-04-24 導光素子および画像表示装置

Country Status (4)

Country Link
US (1) US12130435B2 (https=)
JP (1) JP7199521B2 (https=)
CN (1) CN113795776B (https=)
WO (1) WO2020226078A1 (https=)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114761861B (zh) * 2019-11-26 2023-11-10 富士胶片株式会社 导光元件及图像显示装置
JP2023028019A (ja) * 2021-08-18 2023-03-03 シャープ株式会社 表示装置、原稿読取装置、および画像形成装置
WO2023021804A1 (ja) 2021-08-18 2023-02-23 ナルックス株式会社 導光装置
CN113946054B (zh) * 2021-10-28 2023-05-09 深圳市光舟半导体技术有限公司 一种显示装置
WO2024166350A1 (ja) * 2023-02-10 2024-08-15 ナルックス株式会社 導光装置及びその製造方法

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009539129A (ja) 2006-06-02 2009-11-12 ノキア コーポレイション スプリット射出ひとみ拡大素子
US20100296163A1 (en) 2007-12-18 2010-11-25 Pasi Saarikko Exit Pupil Expanders with Wide Field-of-View
US20170299864A1 (en) 2016-04-13 2017-10-19 Microsoft Technology Licensing, Llc Waveguides with extended field of view
US20180113309A1 (en) 2016-10-26 2018-04-26 Microsoft Technology Licensing, Llc Field of view tiling in waveguide-based near-eye displays
WO2018202951A1 (en) 2017-05-03 2018-11-08 Dispelix Oy Display element, personal display device, method of producing an image on a personal display and use

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010032997A (ja) * 2008-06-30 2010-02-12 Hoya Corp 映像表示装置、およびヘッドマウントディスプレイ
JP5837766B2 (ja) * 2011-03-25 2015-12-24 株式会社有沢製作所 光回折素子及び光学ローパスフィルタ
JP6187045B2 (ja) * 2013-08-30 2017-08-30 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
JP6520209B2 (ja) * 2015-02-27 2019-05-29 セイコーエプソン株式会社 画像表示装置
US9766464B2 (en) * 2015-12-17 2017-09-19 Microsoft Technology Licensing, Llc Reducing ghost images
JP6992251B2 (ja) * 2016-11-30 2022-01-13 セイコーエプソン株式会社 映像表示装置、および導光装置
US10969585B2 (en) * 2017-04-06 2021-04-06 Microsoft Technology Licensing, Llc Waveguide display with increased uniformity and reduced cross-coupling between colors

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009539129A (ja) 2006-06-02 2009-11-12 ノキア コーポレイション スプリット射出ひとみ拡大素子
US20100296163A1 (en) 2007-12-18 2010-11-25 Pasi Saarikko Exit Pupil Expanders with Wide Field-of-View
US20170299864A1 (en) 2016-04-13 2017-10-19 Microsoft Technology Licensing, Llc Waveguides with extended field of view
WO2017180403A1 (en) 2016-04-13 2017-10-19 Microsoft Technology Licensing, Llc Waveguides with extended field of view
US20180113309A1 (en) 2016-10-26 2018-04-26 Microsoft Technology Licensing, Llc Field of view tiling in waveguide-based near-eye displays
WO2018202951A1 (en) 2017-05-03 2018-11-08 Dispelix Oy Display element, personal display device, method of producing an image on a personal display and use

Also Published As

Publication number Publication date
JPWO2020226078A1 (https=) 2020-11-12
US20220057638A1 (en) 2022-02-24
CN113795776B (zh) 2023-11-10
WO2020226078A1 (ja) 2020-11-12
CN113795776A (zh) 2021-12-14
US12130435B2 (en) 2024-10-29

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