AU2018339658B2 - Methods and apparatuses for reducing stray light emission from an eyepiece of an optical imaging system - Google Patents

Methods and apparatuses for reducing stray light emission from an eyepiece of an optical imaging system Download PDF

Info

Publication number
AU2018339658B2
AU2018339658B2 AU2018339658A AU2018339658A AU2018339658B2 AU 2018339658 B2 AU2018339658 B2 AU 2018339658B2 AU 2018339658 A AU2018339658 A AU 2018339658A AU 2018339658 A AU2018339658 A AU 2018339658A AU 2018339658 B2 AU2018339658 B2 AU 2018339658B2
Authority
AU
Australia
Prior art keywords
light
waveguide
waveguides
eyepiece
edge
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
AU2018339658A
Other languages
English (en)
Other versions
AU2018339658A1 (en
Inventor
Samarth Bhargava
Eric C. Browy
Victor Kai LIU
Joseph Christopher Sawicki
Vikramjit Singh
Michal Beau Dennison Vaughn
Fahri YARAS
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.)
Magic Leap Inc
Original Assignee
Magic Leap Inc
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 Magic Leap Inc filed Critical Magic Leap Inc
Publication of AU2018339658A1 publication Critical patent/AU2018339658A1/en
Application granted granted Critical
Publication of AU2018339658B2 publication Critical patent/AU2018339658B2/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • G02B25/00—Eyepieces; Magnifying glasses
    • G02B25/001—Eyepieces
    • 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
    • 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
    • G02B30/00—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images
    • G02B30/50—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images the image being built up from image elements distributed over a 3D volume, e.g. voxels
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/003—Light absorbing 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
    • G02B6/24—Coupling light guides
    • G02B6/26—Optical coupling means
    • G02B6/28—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
    • G02B6/293—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means
    • G02B6/29304—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means operating by diffraction, e.g. grating
    • G02B6/29316—Light guides comprising a diffractive element, e.g. grating in or on the light guide such that diffracted light is confined in the light guide
    • G02B6/29325—Light guides comprising a diffractive element, e.g. grating in or on the light guide such that diffracted light is confined in the light guide of the slab or planar or plate like form, i.e. confinement in a single transverse dimension only
    • G02B6/29328—Diffractive elements operating in reflection
    • 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
    • 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
    • G02B6/35—Optical coupling means having switching means
    • G02B6/351—Optical coupling means having switching means involving stationary waveguides with moving interposed optical elements
    • G02B6/3534—Optical coupling means having switching means involving stationary waveguides with moving interposed optical elements the optical element being diffractive, i.e. a grating
    • 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
    • G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
    • G02B6/12—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind
    • G02B2006/12083—Constructional arrangements
    • G02B2006/12107—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
    • G02B2027/0118—Head-up displays characterised by optical features comprising devices for improving the contrast of the display / brillance control visibility
    • G02B2027/012—Head-up displays characterised by optical features comprising devices for improving the contrast of the display / brillance control visibility comprising devices for attenuating parasitic image effects

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Optical Couplings Of Light Guides (AREA)
  • Diffracting Gratings Or Hologram Optical Elements (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Optical Integrated Circuits (AREA)
AU2018339658A 2017-09-28 2018-09-27 Methods and apparatuses for reducing stray light emission from an eyepiece of an optical imaging system Active AU2018339658B2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201762564528P 2017-09-28 2017-09-28
US62/564,528 2017-09-28
PCT/US2018/053172 WO2019067751A1 (en) 2017-09-28 2018-09-27 METHODS AND APPARATUSES FOR REDUCING PARASITIC LIGHT EMISSION OF AN OCULAR OF AN OPTICAL IMAGING SYSTEM

Publications (2)

Publication Number Publication Date
AU2018339658A1 AU2018339658A1 (en) 2020-04-02
AU2018339658B2 true AU2018339658B2 (en) 2022-03-31

Family

ID=65808918

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2018339658A Active AU2018339658B2 (en) 2017-09-28 2018-09-27 Methods and apparatuses for reducing stray light emission from an eyepiece of an optical imaging system

Country Status (9)

Country Link
US (3) US11086128B2 (enExample)
EP (2) EP3688371B1 (enExample)
JP (3) JP7064581B2 (enExample)
KR (2) KR102437645B1 (enExample)
CN (2) CN115061278A (enExample)
AU (1) AU2018339658B2 (enExample)
CA (1) CA3075926A1 (enExample)
IL (1) IL273522B2 (enExample)
WO (1) WO2019067751A1 (enExample)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20190095047A1 (en) 2017-09-25 2019-03-28 International Business Machines Corporation Safely capturing input when a dialog is presented
IL273522B2 (en) 2017-09-28 2025-09-01 Magic Leap Inc Methods and devices for reducing stray light emission from an eyepiece of an optical imaging system
WO2019140269A1 (en) * 2018-01-14 2019-07-18 Light Field Lab, Inc. Systems and methods for transverse energy localization in energy relays using ordered structures
KR20220085620A (ko) 2020-12-15 2022-06-22 삼성전자주식회사 도파관형 디스플레이 장치
US20220291437A1 (en) * 2021-03-10 2022-09-15 Facebook Technologies, Llc Light redirection feature in waveguide display
EP4302150A1 (en) * 2021-03-10 2024-01-10 Meta Platforms Technologies, Llc Light redirection feature in waveguide display
CN115903222A (zh) * 2021-08-05 2023-04-04 苏州苏大维格科技集团股份有限公司 增强现实抬头显示装置、车辆及光波导的制备方法
JP7309251B1 (ja) 2021-08-18 2023-07-18 ナルックス株式会社 導光装置
US12461370B2 (en) 2021-09-10 2025-11-04 Meta Platforms Technologies, Llc Lightguide with radial pupil replication and visual display based thereon
WO2023039124A1 (en) * 2021-09-10 2023-03-16 Meta Platforms Technologies, Llc Lightguide with radial pupil replication and visual display based thereon
CN115291412B (zh) * 2022-09-30 2023-01-24 南方科技大学 基于ar几何光波导的三维显示装置和三维显示方法
WO2024166350A1 (ja) * 2023-02-10 2024-08-15 ナルックス株式会社 導光装置及びその製造方法
US12493191B2 (en) * 2023-03-24 2025-12-09 Meta Platform Technologies, LLC Multi-directional waveguide eye tracking system
TW202526385A (zh) * 2023-09-06 2025-07-01 美商應用材料股份有限公司 製造複數個光學裝置的方法及光學裝置
WO2025212629A1 (en) * 2024-04-01 2025-10-09 Applied Materials, Inc. High-contrast waveguides with engineered surfaces

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100277803A1 (en) * 2006-12-14 2010-11-04 Nokia Corporation Display Device Having Two Operating Modes
US8189263B1 (en) * 2011-04-01 2012-05-29 Google Inc. Image waveguide with mirror arrays
US20140168260A1 (en) * 2012-12-13 2014-06-19 Paul M. O'Brien Waveguide spacers within an ned device

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8696113B2 (en) 2005-10-07 2014-04-15 Percept Technologies Inc. Enhanced optical and perceptual digital eyewear
US11428937B2 (en) 2005-10-07 2022-08-30 Percept Technologies Enhanced optical and perceptual digital eyewear
US9658473B2 (en) 2005-10-07 2017-05-23 Percept Technologies Inc Enhanced optical and perceptual digital eyewear
US20070081123A1 (en) 2005-10-07 2007-04-12 Lewis Scott W Digital eyewear
US20070188869A1 (en) * 2006-02-10 2007-08-16 Matsushita Electric Industrial Co., Ltd. Oblique parallelogram pattern diffractive optical element
CN101945612B (zh) * 2008-02-14 2013-09-25 诺基亚公司 用于确定注视方向的设备和方法
KR101907045B1 (ko) * 2011-12-14 2018-10-12 엘지디스플레이 주식회사 액정 표시 장치
US8917453B2 (en) 2011-12-23 2014-12-23 Microsoft Corporation Reflective array waveguide
US10502876B2 (en) 2012-05-22 2019-12-10 Microsoft Technology Licensing, Llc Waveguide optics focus elements
US9671566B2 (en) * 2012-06-11 2017-06-06 Magic Leap, Inc. Planar waveguide apparatus with diffraction element(s) and system employing same
NZ702897A (en) 2012-06-11 2017-03-31 Magic Leap Inc Multiple depth plane three-dimensional display using a wave guide reflector array projector
TWI630502B (zh) * 2016-08-05 2018-07-21 金佶科技股份有限公司 取像裝置
CA3168318A1 (en) * 2014-09-29 2016-04-07 Magic Leap, Inc. Architectures and methods for outputting different wavelength light out of waveguides
JP6464708B2 (ja) 2014-12-08 2019-02-06 セイコーエプソン株式会社 画像表示装置
CA2986146C (en) * 2015-05-19 2024-09-10 Magic Leap Inc DOUBLE COMPOSITE LIGHT FIELD DEVICE
US11262564B2 (en) * 2016-01-18 2022-03-01 Shimadzu Corporation Optical element, display device using same, and photoreceptor device
US9720237B1 (en) 2016-01-27 2017-08-01 Microsoft Technology Licensing, Llc. Mixed environment display device and waveguide cross-coupling suppressors
CA3015643A1 (en) 2016-03-01 2017-09-08 Magic Leap, Inc. Reflective switching device for inputting different wavelengths of light into waveguides
IL273522B2 (en) 2017-09-28 2025-09-01 Magic Leap Inc Methods and devices for reducing stray light emission from an eyepiece of an optical imaging system

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100277803A1 (en) * 2006-12-14 2010-11-04 Nokia Corporation Display Device Having Two Operating Modes
US8189263B1 (en) * 2011-04-01 2012-05-29 Google Inc. Image waveguide with mirror arrays
US20140168260A1 (en) * 2012-12-13 2014-06-19 Paul M. O'Brien Waveguide spacers within an ned device

Also Published As

Publication number Publication date
KR102648253B1 (ko) 2024-03-14
KR20220119773A (ko) 2022-08-30
IL273522A (en) 2020-05-31
JP2022093475A (ja) 2022-06-23
JP7064581B2 (ja) 2022-05-10
US20210364806A1 (en) 2021-11-25
CN111133248A (zh) 2020-05-08
US20240302663A1 (en) 2024-09-12
JP7296505B2 (ja) 2023-06-22
KR20200061369A (ko) 2020-06-02
EP4273601A3 (en) 2024-01-10
JP2020536269A (ja) 2020-12-10
CN111133248B (zh) 2022-06-10
EP3688371A1 (en) 2020-08-05
JP2022063881A (ja) 2022-04-22
CA3075926A1 (en) 2019-04-04
US12025802B2 (en) 2024-07-02
EP3688371A4 (en) 2020-11-25
EP3688371B1 (en) 2023-08-30
EP4273601A2 (en) 2023-11-08
KR102437645B1 (ko) 2022-08-26
CN115061278A (zh) 2022-09-16
IL273522B1 (en) 2025-05-01
US11086128B2 (en) 2021-08-10
WO2019067751A1 (en) 2019-04-04
AU2018339658A1 (en) 2020-04-02
US20190094551A1 (en) 2019-03-28
IL273522B2 (en) 2025-09-01

Similar Documents

Publication Publication Date Title
US12025802B2 (en) Methods and apparatuses for reducing stray light emission from an eyepiece of an optical imaging system
US11513356B2 (en) Optical combiner apparatus
US8446675B1 (en) Image waveguide with mirror arrays
CN107167919B (zh) 导光装置以及虚像显示装置
US8760762B1 (en) Image waveguide utilizing two mirrored or polarized surfaces
JP6171740B2 (ja) 光学デバイス及び画像表示装置
US8743464B1 (en) Waveguide with embedded mirrors
US20060132914A1 (en) Method and system for displaying an informative image against a background image
EP3968080B1 (en) Head-mounted display
KR20190086763A (ko) 고해상도 디지털 디스플레이를 위한 방법 및 시스템
CN107861243B (zh) 光学元件和显示装置
JPWO2019067751A5 (enExample)
CN115004080B (zh) 导光体和虚像显示装置
CN107870426B (zh) 光学元件和显示装置
US20230011557A1 (en) Display device
KR102151883B1 (ko) 유한 깊이 영상을 제공하는 도파관 디스플레이에서 화소 방사각 조정을 통한 크로스토크 저감 방법

Legal Events

Date Code Title Description
FGA Letters patent sealed or granted (standard patent)