JP7515601B2 - 液晶回折素子、光学素子、画像表示ユニット、ヘッドマウントディスプレイ、ビームステアリング、および、センサー - Google Patents

液晶回折素子、光学素子、画像表示ユニット、ヘッドマウントディスプレイ、ビームステアリング、および、センサー Download PDF

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JP7515601B2
JP7515601B2 JP2022546951A JP2022546951A JP7515601B2 JP 7515601 B2 JP7515601 B2 JP 7515601B2 JP 2022546951 A JP2022546951 A JP 2022546951A JP 2022546951 A JP2022546951 A JP 2022546951A JP 7515601 B2 JP7515601 B2 JP 7515601B2
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Prior art keywords
liquid crystal
optically anisotropic
anisotropic layer
light
diffraction element
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Japanese (ja)
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JPWO2022050319A1 (https=
Inventor
寛 佐藤
之人 齊藤
隆 米本
誠 石黒
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Fujifilm Corp
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Fujifilm Corp
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    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/30—Polarising elements
    • 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
    • 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
    • G02B5/1833—Diffraction gratings comprising birefringent materials
    • 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
    • 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
    • G02F1/133528—Polarisers
    • G02F1/133541—Circular polarisers
    • 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
    • G02F1/133753—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers with different alignment orientations or pretilt angles on a same surface, e.g. for grey scale or improved viewing angle
    • G02F1/133761—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers with different alignment orientations or pretilt angles on a same surface, e.g. for grey scale or improved viewing angle with different pretilt angles
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/30—Polarising elements
    • G02B5/3083—Birefringent or phase retarding elements

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Nonlinear Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mathematical Physics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Liquid Crystal (AREA)
  • Polarising Elements (AREA)
  • Diffracting Gratings Or Hologram Optical Elements (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
JP2022546951A 2020-09-02 2021-09-01 液晶回折素子、光学素子、画像表示ユニット、ヘッドマウントディスプレイ、ビームステアリング、および、センサー Active JP7515601B2 (ja)

Priority Applications (1)

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JP2024104954A JP7854009B2 (ja) 2020-09-02 2024-06-28 液晶回折素子、光学素子、画像表示ユニット、ヘッドマウントディスプレイ、ビームステアリング、および、センサー

Applications Claiming Priority (9)

Application Number Priority Date Filing Date Title
JP2020147455 2020-09-02
JP2020147455 2020-09-02
JP2020177293 2020-10-22
JP2020177293 2020-10-22
JP2021035617 2021-03-05
JP2021035617 2021-03-05
JP2021065238 2021-04-07
JP2021065238 2021-04-07
PCT/JP2021/032176 WO2022050319A1 (ja) 2020-09-02 2021-09-01 液晶回折素子、光学素子、画像表示ユニット、ヘッドマウントディスプレイ、ビームステアリング、および、センサー

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JP2024104954A Division JP7854009B2 (ja) 2020-09-02 2024-06-28 液晶回折素子、光学素子、画像表示ユニット、ヘッドマウントディスプレイ、ビームステアリング、および、センサー

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JPWO2022050319A1 JPWO2022050319A1 (https=) 2022-03-10
JP7515601B2 true JP7515601B2 (ja) 2024-07-12

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JP2024104954A Active JP7854009B2 (ja) 2020-09-02 2024-06-28 液晶回折素子、光学素子、画像表示ユニット、ヘッドマウントディスプレイ、ビームステアリング、および、センサー

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US (2) US11977290B2 (https=)
JP (2) JP7515601B2 (https=)
CN (1) CN116157711B (https=)
WO (1) WO2022050319A1 (https=)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116157711B (zh) * 2020-09-02 2026-02-27 富士胶片株式会社 液晶衍射元件、光学元件、图像显示单元、头戴式显示器、光束转向器及传感器
JPWO2024070693A1 (https=) * 2022-09-30 2024-04-04
CN120225926A (zh) * 2022-12-20 2025-06-27 富士胶片株式会社 带保护膜的衍射光学膜、带保护膜的衍射光学膜的激光刻印方法及带保护膜的衍射光学膜的识别方法
WO2025047594A1 (ja) * 2023-08-25 2025-03-06 富士フイルム株式会社 光学異方性層、光学素子、画像表示装置
WO2025164777A1 (ja) * 2024-02-02 2025-08-07 富士フイルム株式会社 光学素子、導光素子、表示光学システム、ニアアイディスプレイ、測定光学システム、画像表示装置
WO2025183175A1 (ja) * 2024-03-01 2025-09-04 富士フイルム株式会社 導光素子、および、ａｒ表示デバイス
WO2025205114A1 (ja) * 2024-03-28 2025-10-02 富士フイルム株式会社 積層体
CN118465902B (zh) * 2024-06-28 2024-09-03 东南大学 实现不同衍射效率的偏振体全息光栅的制备方法

Citations (7)

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WO2006092758A2 (en) 2005-03-01 2006-09-08 Dutch Polymer Institute Polarization gratings in mesogenic films
WO2008130555A1 (en) 2007-04-16 2008-10-30 North Carolina State University Low-twist chiral liquid crystal polarization gratings and related fabrication methods
WO2019182052A1 (ja) 2018-03-23 2019-09-26 富士フイルム株式会社 コレステリック液晶層の製造方法、コレステリック液晶層、液晶組成物、硬化物、光学異方体、反射層
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
US20190317450A1 (en) 2018-04-17 2019-10-17 Facebook Technologies, Llc Methods for Three-Dimensional Arrangement of Anisotropic Molecules, Patterned Anisotropic Films, and Optical Elements Therewith
WO2020022434A1 (ja) 2018-07-27 2020-01-30 富士フイルム株式会社 光学素子およびセンサー
WO2020066429A1 (ja) 2018-09-28 2020-04-02 富士フイルム株式会社 光学素子および光偏向装置

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KR20070024781A (ko) * 2005-08-30 2007-03-08 주식회사 엘지화학 광시야각 특성이 개선된 액정표시장치
DE102007023560B4 (de) * 2007-05-21 2009-02-05 Ovd Kinegram Ag Mehrschichtkörper
WO2014037036A1 (en) * 2012-09-05 2014-03-13 Seereal Technologies S.A. Controllable diffraction device for a light modulator device
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
WO2020122127A1 (ja) * 2018-12-11 2020-06-18 富士フイルム株式会社 コレステリック液晶層およびコレステリック液晶層の形成方法、ならびに、積層体、導光素子および画像表示装置
CN116157711B (zh) * 2020-09-02 2026-02-27 富士胶片株式会社 液晶衍射元件、光学元件、图像显示单元、头戴式显示器、光束转向器及传感器
CN116235085A (zh) * 2020-09-02 2023-06-06 富士胶片株式会社 液晶衍射元件、光学元件、图像显示单元、头戴式显示器、光束转向器及传感器

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006092758A2 (en) 2005-03-01 2006-09-08 Dutch Polymer Institute Polarization gratings in mesogenic films
WO2008130555A1 (en) 2007-04-16 2008-10-30 North Carolina State University Low-twist chiral liquid crystal polarization gratings and related fabrication methods
WO2019182052A1 (ja) 2018-03-23 2019-09-26 富士フイルム株式会社 コレステリック液晶層の製造方法、コレステリック液晶層、液晶組成物、硬化物、光学異方体、反射層
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
US20190317450A1 (en) 2018-04-17 2019-10-17 Facebook Technologies, Llc Methods for Three-Dimensional Arrangement of Anisotropic Molecules, Patterned Anisotropic Films, and Optical Elements Therewith
WO2020022434A1 (ja) 2018-07-27 2020-01-30 富士フイルム株式会社 光学素子およびセンサー
WO2020066429A1 (ja) 2018-09-28 2020-04-02 富士フイルム株式会社 光学素子および光偏向装置

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US20240272470A1 (en) 2024-08-15
CN116157711B (zh) 2026-02-27
JP2024120956A (ja) 2024-09-05
CN116157711A (zh) 2023-05-23
JPWO2022050319A1 (https=) 2022-03-10
WO2022050319A1 (ja) 2022-03-10
JP7854009B2 (ja) 2026-04-30
US11977290B2 (en) 2024-05-07
US20230229038A1 (en) 2023-07-20

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