KR102736983B1 - 도파관 소자 - Google Patents

도파관 소자 Download PDF

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Publication number
KR102736983B1
KR102736983B1 KR1020207023670A KR20207023670A KR102736983B1 KR 102736983 B1 KR102736983 B1 KR 102736983B1 KR 1020207023670 A KR1020207023670 A KR 1020207023670A KR 20207023670 A KR20207023670 A KR 20207023670A KR 102736983 B1 KR102736983 B1 KR 102736983B1
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South Korea
Prior art keywords
doe
waveguide
waveguide element
path length
optical path
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KR1020207023670A
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English (en)
Korean (ko)
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KR20200136372A (ko
Inventor
카시미르 블롬스테드
이스모 바르티아이넨
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디스페릭스 오와이
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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
    • G02B27/42—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
    • G02B27/01—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
    • G02B27/0081—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)
KR1020207023670A 2018-03-28 2019-03-04 도파관 소자 Active KR102736983B1 (ko)

Applications Claiming Priority (3)

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

Publications (2)

Publication Number Publication Date
KR20200136372A KR20200136372A (ko) 2020-12-07
KR102736983B1 true KR102736983B1 (ko) 2024-12-02

Family

ID=68062296

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020207023670A Active KR102736983B1 (ko) 2018-03-28 2019-03-04 도파관 소자

Country Status (9)

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

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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
US20190212588A1 (en) 2018-01-08 2019-07-11 Digilens, Inc. Systems and Methods for Manufacturing Waveguide Cells
KR20250004154A (ko) 2018-01-08 2025-01-07 디지렌즈 인코포레이티드. 광 도파관의 제조 방법
US10732569B2 (en) 2018-01-08 2020-08-04 Digilens Inc. Systems and methods for high-throughput recording of holographic gratings in waveguide cells
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
US12474585B1 (en) * 2022-09-21 2025-11-18 Apple Inc. Display devices having grating substrates with sub-wavelength patterns

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US20170034435A1 (en) 2015-07-30 2017-02-02 Tuomas Vallius Diffractive optical element using crossed grating for pupil expansion
US20170102543A1 (en) * 2015-10-07 2017-04-13 Tuomas Vallius Diffractive optical element with integrated in-coupling, exit pupil expansion, and out-coupling
WO2017137127A1 (en) * 2016-02-09 2017-08-17 CSEM Centre Suisse d'Electronique et de Microtechnique SA - Recherche et Développement Optical combiner and applications thereof
US20180052501A1 (en) 2016-08-22 2018-02-22 Magic Leap, Inc. Thermal dissipation for wearable device

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US20160291328A1 (en) * 2012-04-25 2016-10-06 Rockwell Collins, Inc. Holographic wide angle display
US20170034435A1 (en) 2015-07-30 2017-02-02 Tuomas Vallius Diffractive optical element using crossed grating for pupil expansion
US20170102543A1 (en) * 2015-10-07 2017-04-13 Tuomas Vallius Diffractive optical element with integrated in-coupling, exit pupil expansion, and out-coupling
WO2017137127A1 (en) * 2016-02-09 2017-08-17 CSEM Centre Suisse d'Electronique et de Microtechnique SA - Recherche et Développement Optical combiner and applications thereof
US20180052501A1 (en) 2016-08-22 2018-02-22 Magic Leap, Inc. Thermal dissipation for wearable device

Also Published As

Publication number Publication date
SG11202008108SA (en) 2020-09-29
FI129387B (en) 2022-01-31
EP3724714A1 (en) 2020-10-21
WO2019185976A1 (en) 2019-10-03
CA3095246A1 (en) 2019-10-03
EP3724714C0 (en) 2025-05-07
CN111742252B (zh) 2022-09-02
EP3724714B1 (en) 2025-05-07
EP3724714A4 (en) 2021-09-08
JP7271563B2 (ja) 2023-05-11
CN111742252A (zh) 2020-10-02
US20210109365A1 (en) 2021-04-15
JP2021516773A (ja) 2021-07-08
FI20185296A1 (en) 2019-09-29
KR20200136372A (ko) 2020-12-07

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