JP7587821B2 - 回折格子 - Google Patents

回折格子 Download PDF

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Publication number
JP7587821B2
JP7587821B2 JP2020545653A JP2020545653A JP7587821B2 JP 7587821 B2 JP7587821 B2 JP 7587821B2 JP 2020545653 A JP2020545653 A JP 2020545653A JP 2020545653 A JP2020545653 A JP 2020545653A JP 7587821 B2 JP7587821 B2 JP 7587821B2
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Japan
Prior art keywords
waveguide
different
stack
wavelengths
gratings
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English (en)
Japanese (ja)
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JP2021516779A5 (OSRAM
JP2021516779A (ja
Inventor
ブロムステット、カシミール
ラホメキ、ユッシ
バルティアイネン、イスモ
Original Assignee
ディスペリックス オサケ ユキチュア
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Publication of JP2021516779A5 publication Critical patent/JP2021516779A5/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
    • G02B27/01—Head-up displays
    • G02B27/0101—Head-up displays 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
    • G02B27/10—Beam splitting or combining systems
    • G02B27/1006—Beam splitting or combining systems for splitting or combining different wavelengths
    • 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
    • G02B27/10—Beam splitting or combining systems
    • G02B27/1086—Beam splitting or combining systems operating by diffraction only
    • 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
    • G02B5/18—Diffraction gratings
    • G02B5/1814—Diffraction gratings structurally combined with one or more further optical elements, e.g. lenses, mirrors, prisms or other diffraction gratings
    • 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
    • G02B5/1823—Plural gratings positioned on the same surface, e.g. array of gratings in an overlapping or superposed manner
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/18—Diffraction gratings
    • G02B5/1861—Reflection gratings characterised by their structure, e.g. step profile, contours of substrate or grooves, pitch variations, materials
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/18—Diffraction gratings
    • G02B5/1866—Transmission gratings characterised by their structure, e.g. step profile, contours of substrate or grooves, pitch variations, materials
    • G02B5/1871—Transmissive phase gratings
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/20—Filters
    • G02B5/203—Filters having holographic or diffractive elements
    • 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
    • G02B6/004—Scattering dots or dot-like elements, e.g. microbeads, scattering particles, nanoparticles
    • G02B6/0043—Scattering dots or dot-like elements, e.g. microbeads, scattering particles, nanoparticles provided on the surface of the light guide
    • 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
    • G02B6/0075—Arrangements of multiple light guides
    • G02B6/0076—Stacked arrangements of multiple light guides of the same or different cross-sectional area
    • 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
    • G02B6/24—Coupling light guides
    • G02B6/26—Optical coupling means
    • G02B6/34—Optical coupling means utilising prism or grating
    • 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
    • G02B27/0101—Head-up displays characterised by optical features
    • G02B2027/0112—Head-up displays characterised by optical features comprising device for genereting colour display
    • G02B2027/0114—Head-up displays characterised by optical features comprising device for genereting colour display comprising dichroic 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
    • 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
    • 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
    • G02B27/4294—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect in multispectral systems, e.g. UV and visible
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/18—Diffraction gratings
    • G02B5/1847—Manufacturing methods

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Diffracting Gratings Or Hologram Optical Elements (AREA)
JP2020545653A 2018-03-28 2019-02-25 回折格子 Active JP7587821B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FI20185294 2018-03-28
FI20185294A FI129359B (en) 2018-03-28 2018-03-28 Diffractive grating
PCT/FI2019/050149 WO2019185975A1 (en) 2018-03-28 2019-02-25 Diffractive grating

Publications (3)

Publication Number Publication Date
JP2021516779A JP2021516779A (ja) 2021-07-08
JP2021516779A5 JP2021516779A5 (OSRAM) 2022-02-07
JP7587821B2 true JP7587821B2 (ja) 2024-11-21

Family

ID=68060972

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2020545653A Active JP7587821B2 (ja) 2018-03-28 2019-02-25 回折格子

Country Status (9)

Country Link
US (1) US12032182B2 (OSRAM)
EP (1) EP3732530B1 (OSRAM)
JP (1) JP7587821B2 (OSRAM)
KR (1) KR102733556B1 (OSRAM)
CN (1) CN111670403B (OSRAM)
CA (1) CA3095242A1 (OSRAM)
FI (1) FI129359B (OSRAM)
SG (1) SG11202008106PA (OSRAM)
WO (1) WO2019185975A1 (OSRAM)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0718706D0 (en) 2007-09-25 2007-11-07 Creative Physics Ltd Method and apparatus for reducing laser speckle
US11726332B2 (en) 2009-04-27 2023-08-15 Digilens Inc. Diffractive projection apparatus
US9274349B2 (en) 2011-04-07 2016-03-01 Digilens Inc. Laser despeckler based on angular diversity
WO2016020630A2 (en) 2014-08-08 2016-02-11 Milan Momcilo Popovich Waveguide laser illuminator incorporating a despeckler
WO2013163347A1 (en) 2012-04-25 2013-10-31 Rockwell Collins, Inc. Holographic wide angle display
US9933684B2 (en) 2012-11-16 2018-04-03 Rockwell Collins, Inc. Transparent waveguide display providing upper and lower fields of view having a specific light output aperture configuration
US10241330B2 (en) 2014-09-19 2019-03-26 Digilens, Inc. Method and apparatus for generating input images for holographic waveguide displays
EP3245444B1 (en) 2015-01-12 2021-09-08 DigiLens Inc. Environmentally isolated waveguide display
US9632226B2 (en) 2015-02-12 2017-04-25 Digilens Inc. Waveguide grating device
CN113759555B (zh) 2015-10-05 2024-09-20 迪吉伦斯公司 波导显示器
WO2017162999A1 (en) 2016-03-24 2017-09-28 Popovich Milan Momcilo Method and apparatus for providing a polarization selective holographic waveguide device
EP3548939A4 (en) 2016-12-02 2020-11-25 DigiLens Inc. UNIFORM OUTPUT LIGHTING WAVEGUIDE DEVICE
WO2018129398A1 (en) 2017-01-05 2018-07-12 Digilens, Inc. Wearable heads up displays
US10732569B2 (en) 2018-01-08 2020-08-04 Digilens Inc. Systems and methods for high-throughput recording of holographic gratings in waveguide cells
KR20250004154A (ko) 2018-01-08 2025-01-07 디지렌즈 인코포레이티드. 광 도파관의 제조 방법
US20190212588A1 (en) 2018-01-08 2019-07-11 Digilens, Inc. Systems and Methods for Manufacturing Waveguide Cells
FI128573B (en) * 2018-03-28 2020-08-14 Dispelix Oy Waveguide display element
WO2020149956A1 (en) 2019-01-14 2020-07-23 Digilens Inc. Holographic waveguide display with light control layer
US20200247017A1 (en) 2019-02-05 2020-08-06 Digilens Inc. Methods for Compensating for Optical Surface Nonuniformity
CN113692544B (zh) 2019-02-15 2025-04-22 迪吉伦斯公司 使用集成光栅提供全息波导显示的方法和装置
US20220283377A1 (en) 2019-02-15 2022-09-08 Digilens Inc. Wide Angle Waveguide Display
US20200292745A1 (en) 2019-03-12 2020-09-17 Digilens Inc. Holographic Waveguide Backlight and Related Methods of Manufacturing
CN114207492A (zh) 2019-06-07 2022-03-18 迪吉伦斯公司 带透射光栅和反射光栅的波导及其生产方法
KR102775783B1 (ko) 2019-08-29 2025-02-28 디지렌즈 인코포레이티드. 진공 격자 및 이의 제조 방법
WO2022150841A1 (en) * 2021-01-07 2022-07-14 Digilens Inc. Grating structures for color waveguides
EP4288831A4 (en) 2021-03-05 2025-01-15 Digilens Inc. Evacuated periodic structures and methods of manufacturing
CN113485063A (zh) * 2021-06-29 2021-10-08 歌尔股份有限公司 一种光机光路系统及其控制方法
US20230359031A1 (en) * 2022-05-09 2023-11-09 Visera Technologies Company Limited Waveguide structure and display device using the same
US12118951B2 (en) * 2022-08-17 2024-10-15 Ii-Vi Delaware, Inc. Display system with optical device
CN119001943A (zh) * 2024-10-25 2024-11-22 南方科技大学 消色差阵列结构及制备方法、光波导、ar近眼显示系统

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003329968A (ja) 2002-05-13 2003-11-19 Samsung Electronics Co Ltd 倍率調整自在の着用型ディスプレイシステム
JP2012208506A (ja) 2012-06-11 2012-10-25 Canon Inc 積層型回折光学素子および光学系
JP2014224846A (ja) 2013-05-15 2014-12-04 セイコーエプソン株式会社 表示装置
WO2018014467A1 (zh) 2016-07-18 2018-01-25 北京灵犀微光科技有限公司 全息波导、增强现实显示系统及显示方法

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3623797A (en) * 1970-02-06 1971-11-30 Harold Albert Daw Internally reflecting barrier control filtering apparatus
US4729640A (en) * 1984-10-03 1988-03-08 Canon Kabushiki Kaisha Liquid crystal light modulation device
JPH01205106A (ja) * 1988-02-10 1989-08-17 Hitachi Ltd グレーティングレンズ
WO2003025633A1 (en) 2001-09-13 2003-03-27 Asahi Glass Company, Limited Diffraction device
JP4266732B2 (ja) 2002-08-30 2009-05-20 キヤノン株式会社 積層型回折光学素子
CN100351927C (zh) 2003-04-25 2007-11-28 旭硝子株式会社 衍射元件和光学头装置
JP4487699B2 (ja) * 2004-09-14 2010-06-23 旭硝子株式会社 回折素子および光ピックアップ装置
KR100615257B1 (ko) 2004-10-05 2006-08-25 삼성에스디아이 주식회사 유기 전계 발광 표시 장치 및 이의 제조 방법
JPWO2007069660A1 (ja) 2005-12-15 2009-05-21 旭硝子株式会社 波長選択回折素子及び光ヘッド装置
US7714368B2 (en) * 2006-06-26 2010-05-11 Aptina Imaging Corporation Method and apparatus providing imager pixel array with grating structure and imager device containing the same
JP2008058777A (ja) * 2006-09-01 2008-03-13 Sony Corp 光学装置及び画像表示装置
JP2008203821A (ja) 2007-01-22 2008-09-04 Canon Inc 積層型回折光学素子
JP5151518B2 (ja) 2008-02-07 2013-02-27 ソニー株式会社 光学装置及び画像表示装置
JP2012243378A (ja) * 2011-05-24 2012-12-10 Asahi Glass Co Ltd 光学素子及び光ヘッド装置
EP2855540B1 (en) 2012-06-05 2018-04-04 Empire Technology Development LLC Physical colorants for plastics based on the christiansen effect
US9933684B2 (en) 2012-11-16 2018-04-03 Rockwell Collins, Inc. Transparent waveguide display providing upper and lower fields of view having a specific light output aperture configuration
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
US10677969B2 (en) * 2013-11-27 2020-06-09 Magic Leap, Inc. Manufacturing for virtual and augmented reality systems and components
EP4431998A3 (en) * 2015-06-15 2024-12-18 Magic Leap, Inc. Virtual and augmented reality systems and methods
CN113759555B (zh) * 2015-10-05 2024-09-20 迪吉伦斯公司 波导显示器
DE102015122055B4 (de) * 2015-12-17 2018-08-30 Carl Zeiss Ag Optisches System sowie Verfahren zum Übertragen eines Quellbildes
US9904058B2 (en) 2016-05-12 2018-02-27 Magic Leap, Inc. Distributed light manipulation over imaging waveguide

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003329968A (ja) 2002-05-13 2003-11-19 Samsung Electronics Co Ltd 倍率調整自在の着用型ディスプレイシステム
JP2012208506A (ja) 2012-06-11 2012-10-25 Canon Inc 積層型回折光学素子および光学系
JP2014224846A (ja) 2013-05-15 2014-12-04 セイコーエプソン株式会社 表示装置
WO2018014467A1 (zh) 2016-07-18 2018-01-25 北京灵犀微光科技有限公司 全息波导、增强现实显示系统及显示方法

Also Published As

Publication number Publication date
EP3732530C0 (en) 2023-07-26
WO2019185975A1 (en) 2019-10-03
CN111670403B (zh) 2022-04-08
SG11202008106PA (en) 2020-09-29
EP3732530A4 (en) 2021-09-15
CA3095242A1 (en) 2019-10-03
FI20185294A1 (en) 2019-09-29
KR102733556B1 (ko) 2024-11-26
US12032182B2 (en) 2024-07-09
FI129359B (en) 2021-12-31
CN111670403A (zh) 2020-09-15
EP3732530A1 (en) 2020-11-04
JP2021516779A (ja) 2021-07-08
US20210080628A1 (en) 2021-03-18
EP3732530B1 (en) 2023-07-26
KR20200136887A (ko) 2020-12-08

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