JP7292414B2 - 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
JP7292414B2
JP7292414B2 JP2021561423A JP2021561423A JP7292414B2 JP 7292414 B2 JP7292414 B2 JP 7292414B2 JP 2021561423 A JP2021561423 A JP 2021561423A JP 2021561423 A JP2021561423 A JP 2021561423A JP 7292414 B2 JP7292414 B2 JP 7292414B2
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Japan
Prior art keywords
liquid crystal
diffraction element
light guide
crystal layer
light
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JP2021561423A
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English (en)
Japanese (ja)
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JPWO2021106875A1 (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 JPWO2021106875A1 publication Critical patent/JPWO2021106875A1/ja
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    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/133504—Diffusing, scattering, diffracting 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
    • G02B27/017—Head mounted
    • G02B27/0172—Head mounted characterised by optical features
    • 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
    • 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
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/133524—Light-guides, e.g. fibre-optic bundles, louvered or jalousie light-guides
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1337—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/137—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering
    • G02F1/13718—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering based on a change of the texture state of a cholesteric liquid crystal
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mathematical Physics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Diffracting Gratings Or Hologram Optical Elements (AREA)
JP2021561423A 2019-11-26 2020-11-24 導光素子および画像表示装置 Active JP7292414B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2019212876 2019-11-26
JP2019212876 2019-11-26
PCT/JP2020/043676 WO2021106875A1 (ja) 2019-11-26 2020-11-24 導光素子および画像表示装置

Publications (2)

Publication Number Publication Date
JPWO2021106875A1 JPWO2021106875A1 (https=) 2021-06-03
JP7292414B2 true JP7292414B2 (ja) 2023-06-16

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JP2021561423A Active JP7292414B2 (ja) 2019-11-26 2020-11-24 導光素子および画像表示装置

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US (1) US11592700B2 (https=)
JP (1) JP7292414B2 (https=)
CN (1) CN114761861B (https=)
WO (1) WO2021106875A1 (https=)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20180164627A1 (en) 2016-12-08 2018-06-14 Magic Leap, Inc. Diffractive devices based on cholesteric liquid crystal
CN109445219A (zh) 2018-12-05 2019-03-08 南方科技大学 滤光膜、滤光膜的制备方法以及电控变色智能窗
WO2019189852A1 (ja) 2018-03-29 2019-10-03 富士フイルム株式会社 光学素子、導光素子および画像表示装置
WO2020122128A1 (ja) 2018-12-11 2020-06-18 富士フイルム株式会社 導光素子、画像表示装置およびセンシング装置
WO2020226078A1 (ja) 2019-05-09 2020-11-12 富士フイルム株式会社 導光素子および画像表示装置

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101228483B (zh) 2005-06-03 2010-05-26 诺基亚公司 用于扩展出射瞳径的通用衍射光学方法
JP2008216852A (ja) * 2007-03-07 2008-09-18 Konica Minolta Holdings Inc 映像表示装置およびヘッドマウントディスプレイ
JP6287487B2 (ja) * 2014-03-31 2018-03-07 セイコーエプソン株式会社 光学デバイス、画像投影装置及び電子機器
JP6519256B2 (ja) * 2015-03-23 2019-05-29 セイコーエプソン株式会社 光束径拡大素子および表示装置
US9791696B2 (en) * 2015-11-10 2017-10-17 Microsoft Technology Licensing, Llc Waveguide gratings to improve intensity distributions
JP6707934B2 (ja) * 2016-03-23 2020-06-10 セイコーエプソン株式会社 光学素子および表示装置
WO2017169696A1 (ja) * 2016-03-28 2017-10-05 富士フイルム株式会社 反射層の製造方法および反射層
US10067347B2 (en) * 2016-04-13 2018-09-04 Microsoft Technology Licensing, Llc Waveguides with improved intensity distributions
IL269317B2 (en) * 2017-03-21 2023-11-01 Magic Leap Inc An eye imaging device that uses optical refractive elements
CN115576048A (zh) * 2017-03-21 2023-01-06 奇跃公司 用于组合视场的具有不同衍射光栅的堆叠波导

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20180164627A1 (en) 2016-12-08 2018-06-14 Magic Leap, Inc. Diffractive devices based on cholesteric liquid crystal
WO2019189852A1 (ja) 2018-03-29 2019-10-03 富士フイルム株式会社 光学素子、導光素子および画像表示装置
CN109445219A (zh) 2018-12-05 2019-03-08 南方科技大学 滤光膜、滤光膜的制备方法以及电控变色智能窗
WO2020122128A1 (ja) 2018-12-11 2020-06-18 富士フイルム株式会社 導光素子、画像表示装置およびセンシング装置
WO2020226078A1 (ja) 2019-05-09 2020-11-12 富士フイルム株式会社 導光素子および画像表示装置

Also Published As

Publication number Publication date
WO2021106875A1 (ja) 2021-06-03
JPWO2021106875A1 (https=) 2021-06-03
CN114761861B (zh) 2023-11-10
US20220283465A1 (en) 2022-09-08
US11592700B2 (en) 2023-02-28
CN114761861A (zh) 2022-07-15

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