CA3095246A1 - Waveguide element - Google Patents

Waveguide element Download PDF

Info

Publication number
CA3095246A1
CA3095246A1 CA3095246A CA3095246A CA3095246A1 CA 3095246 A1 CA3095246 A1 CA 3095246A1 CA 3095246 A CA3095246 A CA 3095246A CA 3095246 A CA3095246 A CA 3095246A CA 3095246 A1 CA3095246 A1 CA 3095246A1
Authority
CA
Canada
Prior art keywords
doe
waveguide
light rays
optical path
waveguide element
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.)
Pending
Application number
CA3095246A
Other languages
English (en)
French (fr)
Inventor
Kasimir BLOMSTEDT
Ismo Vartiainen
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.)
Dispelix Oy
Original Assignee
Dispelix Oy
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 Dispelix Oy filed Critical Dispelix Oy
Publication of CA3095246A1 publication Critical patent/CA3095246A1/en
Pending legal-status Critical Current

Links

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
    • G02B27/42—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect
    • G02B27/4233—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect having a diffractive element [DOE] contributing to a non-imaging application
    • 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
    • G02B27/0081—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 with means for altering, e.g. enlarging, the entrance or exit pupil
    • 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
    • G02B27/01—Head-up displays
    • G02B27/0101—Head-up displays characterised by optical features
    • G02B27/0103—Head-up displays characterised by optical features comprising holographic 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
    • G02B27/42—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect
    • 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
    • G02B5/1861—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
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • 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
    • G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
    • G02B6/0015—Means for improving the coupling-in of light from the light source into the light guide provided on the surface of the light guide or in the bulk of it
    • G02B6/0016—Grooves, prisms, gratings, scattering particles or rough surfaces
    • 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
    • G02B6/0036—2-D arrangement of prisms, protrusions, indentations or roughened surfaces
    • 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
    • G02B6/0038—Linear indentations or grooves, e.g. arc-shaped grooves or meandering grooves, extending over the full length or width of the light guide
    • 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 
    • 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 
    • G02F1/011—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  in optical waveguides, not otherwise provided for in this subclass
    • 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
    • G02B27/0101—Head-up displays characterised by optical features
    • G02B2027/0123—Head-up displays characterised by optical features comprising devices increasing the field of view
    • G02B2027/0125—Field-of-view increase by wavefront division
    • 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
    • G02B27/42—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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Nonlinear Science (AREA)
  • Diffracting Gratings Or Hologram Optical Elements (AREA)
  • Optical Integrated Circuits (AREA)
CA3095246A 2018-03-28 2019-03-04 Waveguide element Pending CA3095246A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FI20185296 2018-03-28
FI20185296A FI129387B (en) 2018-03-28 2018-03-28 Waveguide elements
PCT/FI2019/050172 WO2019185976A1 (en) 2018-03-28 2019-03-04 Waveguide element

Publications (1)

Publication Number Publication Date
CA3095246A1 true CA3095246A1 (en) 2019-10-03

Family

ID=68062296

Family Applications (1)

Application Number Title Priority Date Filing Date
CA3095246A Pending CA3095246A1 (en) 2018-03-28 2019-03-04 Waveguide element

Country Status (9)

Country Link
US (1) US20210109365A1 (https=)
EP (1) EP3724714B1 (https=)
JP (1) JP7271563B2 (https=)
KR (1) KR102736983B1 (https=)
CN (1) CN111742252B (https=)
CA (1) CA3095246A1 (https=)
FI (1) FI129387B (https=)
SG (1) SG11202008108SA (https=)
WO (1) WO2019185976A1 (https=)

Families Citing this family (26)

* 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
WO2012136970A1 (en) 2011-04-07 2012-10-11 Milan Momcilo Popovich Laser despeckler based on angular diversity
WO2016020630A2 (en) 2014-08-08 2016-02-11 Milan Momcilo Popovich Waveguide laser illuminator incorporating a despeckler
CN103562802B (zh) 2012-04-25 2016-08-17 罗克韦尔柯林斯公司 全息广角显示器
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
WO2016113534A1 (en) 2015-01-12 2016-07-21 Milan Momcilo Popovich 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
CN108780224B (zh) 2016-03-24 2021-08-03 迪吉伦斯公司 用于提供偏振选择性全息波导装置的方法和设备
US11513350B2 (en) 2016-12-02 2022-11-29 Digilens Inc. Waveguide device with uniform output illumination
WO2018129398A1 (en) 2017-01-05 2018-07-12 Digilens, Inc. Wearable heads up displays
CN114721242B (zh) 2018-01-08 2025-08-15 迪吉伦斯公司 用于制造光学波导的方法
WO2019135837A1 (en) 2018-01-08 2019-07-11 Digilens, Inc. Systems and methods for manufacturing waveguide cells
CN111566571B (zh) 2018-01-08 2022-05-13 迪吉伦斯公司 波导单元格中全息光栅高吞吐量记录的系统和方法
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
US20220283377A1 (en) 2019-02-15 2022-09-08 Digilens Inc. Wide Angle Waveguide Display
KR102866596B1 (ko) 2019-02-15 2025-09-29 디지렌즈 인코포레이티드. 일체형 격자를 이용하여 홀로그래픽 도파관 디스플레이를 제공하기 위한 방법 및 장치
WO2020186113A1 (en) 2019-03-12 2020-09-17 Digilens Inc. Holographic waveguide backlight and related methods of manufacturing
KR20220016990A (ko) 2019-06-07 2022-02-10 디지렌즈 인코포레이티드. 투과 및 반사 격자를 통합하는 도파관 및 관련 제조 방법
WO2021041949A1 (en) 2019-08-29 2021-03-04 Digilens Inc. Evacuating bragg gratings and methods of manufacturing
US12399326B2 (en) 2021-01-07 2025-08-26 Digilens Inc. Grating structures for color waveguides
KR20230153459A (ko) 2021-03-05 2023-11-06 디지렌즈 인코포레이티드. 진공 주기적 구조체 및 제조 방법
US12474585B1 (en) * 2022-09-21 2025-11-18 Apple Inc. Display devices having grating substrates with sub-wavelength patterns

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5841583A (en) * 1996-02-09 1998-11-24 Corning Incorporated Multi-path interference filter
JP3332365B2 (ja) * 1998-02-23 2002-10-07 ザイゴ コーポレイション 複数経路干渉測定を使用して空気の屈折率および光路長効果を測定するための装置および方法
US20100259804A1 (en) * 2007-12-03 2010-10-14 Seereal Technologies S.A. Illumination Unit Comprising an Optical Wave Guide and an Imaging Means
US7858921B2 (en) * 2008-05-05 2010-12-28 Aptina Imaging Corporation Guided-mode-resonance transmission color filters for color generation in CMOS image sensors
DE102009055737A1 (de) * 2009-11-25 2011-05-26 Friedrich-Schiller-Universität Jena Optische Vorrichtung zur Erzeugung einer störfähigen internen Totalreflexion und deren Verwendung
CN103562802B (zh) * 2012-04-25 2016-08-17 罗克韦尔柯林斯公司 全息广角显示器
DE102013219625B3 (de) * 2013-09-27 2015-01-22 Carl Zeiss Ag Brillenglas für eine auf den Kopf eines Benutzers aufsetzbare und ein Bild erzeugende Anzeigevorrichtung sowie Anzeigevorrichtung mit einem solchen Brillenglas
GB2529003B (en) * 2014-08-03 2020-08-26 Wave Optics Ltd Optical device
US9535253B2 (en) * 2015-02-09 2017-01-03 Microsoft Technology Licensing, Llc Display system
US10038840B2 (en) * 2015-07-30 2018-07-31 Microsoft Technology Licensing, Llc Diffractive optical element using crossed grating for pupil expansion
US10073278B2 (en) * 2015-08-27 2018-09-11 Microsoft Technology Licensing, Llc Diffractive optical element using polarization rotation grating for in-coupling
US10429645B2 (en) * 2015-10-07 2019-10-01 Microsoft Technology Licensing, Llc Diffractive optical element with integrated in-coupling, exit pupil expansion, and out-coupling
US9946072B2 (en) * 2015-10-29 2018-04-17 Microsoft Technology Licensing, Llc Diffractive optical element with uncoupled grating structures
US9791696B2 (en) * 2015-11-10 2017-10-17 Microsoft Technology Licensing, Llc Waveguide gratings to improve intensity distributions
US10234686B2 (en) * 2015-11-16 2019-03-19 Microsoft Technology Licensing, Llc Rainbow removal in near-eye display using polarization-sensitive grating
EP3205512B1 (en) * 2016-02-09 2018-06-13 CSEM Centre Suisse d'Electronique et de Microtechnique SA - Recherche et Développement Optical security device
CN108780224B (zh) * 2016-03-24 2021-08-03 迪吉伦斯公司 用于提供偏振选择性全息波导装置的方法和设备
US10067347B2 (en) * 2016-04-13 2018-09-04 Microsoft Technology Licensing, Llc Waveguides with improved intensity distributions
WO2018039277A1 (en) * 2016-08-22 2018-03-01 Magic Leap, Inc. Diffractive eyepiece
US10095045B2 (en) * 2016-09-12 2018-10-09 Microsoft Technology Licensing, Llc Waveguide comprising a bragg polarization grating
FI129113B (en) 2017-12-22 2021-07-15 Dispelix Oy Waveguide display and display element with new lattice configuration

Also Published As

Publication number Publication date
EP3724714C0 (en) 2025-05-07
WO2019185976A1 (en) 2019-10-03
KR102736983B1 (ko) 2024-12-02
FI20185296A1 (en) 2019-09-29
EP3724714A4 (en) 2021-09-08
CN111742252B (zh) 2022-09-02
SG11202008108SA (en) 2020-09-29
KR20200136372A (ko) 2020-12-07
FI129387B (en) 2022-01-31
CN111742252A (zh) 2020-10-02
JP2021516773A (ja) 2021-07-08
EP3724714B1 (en) 2025-05-07
EP3724714A1 (en) 2020-10-21
JP7271563B2 (ja) 2023-05-11
US20210109365A1 (en) 2021-04-15

Similar Documents

Publication Publication Date Title
FI129387B (en) Waveguide elements
JP7632867B2 (ja) 格子ミラーを有する回折ディスプレイ要素
JP7560887B2 (ja) 新規な格子配置
KR102651487B1 (ko) 다층 도파관 디스플레이 소자
JP7325427B2 (ja) 射出瞳拡大器
JP7572716B2 (ja) 干渉のない導波路ディスプレイ
JP2023519794A (ja) 薄型導波路波長選択性プロジェクタ
EP3710883A1 (en) Diffractive waveguide element and diffractive waveguide display
JP2019536082A5 (https=)
WO2017137127A1 (en) Optical combiner and applications thereof
JP7750533B2 (ja) 射出瞳拡大器
KR102926511B1 (ko) 사출동 확장기 및 이를 포함하는 디스플레이
JP2021508079A (ja) レーザ・プロジェクタ及び回折ディスプレイ・デバイス
US8861057B2 (en) Speckle-reduced laser illumination device
US8854710B2 (en) Method of laser illumination with reduced speckling
JP2014052408A5 (https=)
US20160077353A1 (en) Method of Laser Illumination with Reduced Speckling
FI129439B (en) Diffractive display element with grating mirror
JP2002169048A (ja) 自己導波光回路
CN119882124A (zh) 衍射光波导以及具有其的ar显示设备
KR20230172974A (ko) 이미지 표시 광학장치 및 그 제조방법

Legal Events

Date Code Title Description
W00 Other event occurred

Free format text: ST27 STATUS EVENT CODE: A-1-1-W10-W00-W100 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: LETTER SENT

Effective date: 20250904

U13 Renewal or maintenance fee not paid

Free format text: ST27 STATUS EVENT CODE: N-1-6-U10-U13-U300 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: DEEMED ABANDONED - FAILURE TO RESPOND TO MAINTENANCE FEE NOTICE

Effective date: 20251104

W00 Other event occurred

Free format text: ST27 STATUS EVENT CODE: N-6-6-W10-W00-W100 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: LETTER SENT

Effective date: 20251231