CN111670403B - 衍射光栅 - Google Patents

衍射光栅 Download PDF

Info

Publication number
CN111670403B
CN111670403B CN201980010969.8A CN201980010969A CN111670403B CN 111670403 B CN111670403 B CN 111670403B CN 201980010969 A CN201980010969 A CN 201980010969A CN 111670403 B CN111670403 B CN 111670403B
Authority
CN
China
Prior art keywords
waveguide
stack
different
grating
gratings
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.)
Active
Application number
CN201980010969.8A
Other languages
English (en)
Chinese (zh)
Other versions
CN111670403A (zh
Inventor
卡西米尔·布卢姆斯泰特
尤西·拉霍梅基
伊斯莫·瓦尔蒂艾宁
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 CN111670403A publication Critical patent/CN111670403A/zh
Application granted granted Critical
Publication of CN111670403B publication Critical patent/CN111670403B/zh
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

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
    • G02B27/01—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
    • 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
    • G02B5/1814—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
    • G02B5/1847—Manufacturing methods
    • 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
    • G02B6/0075—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
    • 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

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)
CN201980010969.8A 2018-03-28 2019-02-25 衍射光栅 Active CN111670403B (zh)

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 (2)

Publication Number Publication Date
CN111670403A CN111670403A (zh) 2020-09-15
CN111670403B true CN111670403B (zh) 2022-04-08

Family

ID=68060972

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201980010969.8A Active CN111670403B (zh) 2018-03-28 2019-02-25 衍射光栅

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 (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4729640A (en) * 1984-10-03 1988-03-08 Canon Kabushiki Kaisha Liquid crystal light modulation device
CN1487310A (zh) * 2002-08-30 2004-04-07 ������������ʽ���� 光学材料、光学元件、光学系统、层叠型衍射光学元件
CN1758819A (zh) * 2004-10-05 2006-04-12 三星Sdi株式会社 有机发光器件及其制造方法
CN1777937A (zh) * 2003-04-25 2006-05-24 旭硝子株式会社 衍射元件和光学头装置
CN101231357A (zh) * 2007-01-22 2008-07-30 佳能株式会社 层叠衍射光学元件
JP2012243378A (ja) * 2011-05-24 2012-12-10 Asahi Glass Co Ltd 光学素子及び光ヘッド装置
CN104364272A (zh) * 2012-06-05 2015-02-18 英派尔科技开发有限公司 基于克里斯琴森效应的用于塑料的物理着色剂

Family Cites Families (19)

* 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
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
KR20030088217A (ko) 2002-05-13 2003-11-19 삼성전자주식회사 배율 조정이 가능한 착용형 디스플레이 시스템
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
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
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
JP5496258B2 (ja) * 2012-06-11 2014-05-21 キヤノン株式会社 積層型回折光学素子および光学系
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
JP2014224846A (ja) 2013-05-15 2014-12-04 セイコーエプソン株式会社 表示装置
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
CN107632406A (zh) 2016-07-18 2018-01-26 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

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4729640A (en) * 1984-10-03 1988-03-08 Canon Kabushiki Kaisha Liquid crystal light modulation device
CN1487310A (zh) * 2002-08-30 2004-04-07 ������������ʽ���� 光学材料、光学元件、光学系统、层叠型衍射光学元件
CN1777937A (zh) * 2003-04-25 2006-05-24 旭硝子株式会社 衍射元件和光学头装置
CN1758819A (zh) * 2004-10-05 2006-04-12 三星Sdi株式会社 有机发光器件及其制造方法
CN101231357A (zh) * 2007-01-22 2008-07-30 佳能株式会社 层叠衍射光学元件
JP2012243378A (ja) * 2011-05-24 2012-12-10 Asahi Glass Co Ltd 光学素子及び光ヘッド装置
CN104364272A (zh) * 2012-06-05 2015-02-18 英派尔科技开发有限公司 基于克里斯琴森效应的用于塑料的物理着色剂

Also Published As

Publication number Publication date
EP3732530C0 (en) 2023-07-26
WO2019185975A1 (en) 2019-10-03
SG11202008106PA (en) 2020-09-29
EP3732530A4 (en) 2021-09-15
CA3095242A1 (en) 2019-10-03
FI20185294A1 (en) 2019-09-29
JP7587821B2 (ja) 2024-11-21
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

Similar Documents

Publication Publication Date Title
KR102733556B1 (ko) 회절 격자
US12158612B2 (en) Evacuated periodic structures and methods of manufacturing
CN113791470B (zh) 共振光栅波导结构及近眼显示装置
JP6714612B2 (ja) 光学透視ディスプレイ素子及びかかる素子を利用する装置
JP6322975B2 (ja) 光学デバイスおよび電子機器
JP2022547219A (ja) 低減された偏光感度を有する回折格子を伴うディスプレイデバイス
EP3729178B1 (en) Waveguide display element
JP2021516779A5 (OSRAM)
JP2008242000A (ja) 光学フィルタ
CN115398284B (zh) 非偏振光光栅入耦合器
CN113219571A (zh) 光栅结构
US20230057283A1 (en) Surface relief grating and method of making the same
CN223597932U (zh) 一种光波导及近眼显示模组
US20250020847A1 (en) Metasurface waveguide coupler for display unit
CA3095249C (en) Waveguide display element
JP5188524B2 (ja) 偏光分離素子
JP5197274B2 (ja) 光学部材の製造法および光学部材
CN120871322A (zh) 一种光波导及近眼显示模组
KR20260008845A (ko) 디스플레이 패널을 위한 도파관
CN121386071A (zh) 抬头显示系统及其复合式波导结构

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant