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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Japanese (ja)
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JP2021516779A5 (https=
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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    • 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
FI20185294A FI129359B (en) 2018-03-28 2018-03-28 Diffractive grating
FI20185294 2018-03-28
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 (https=) 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 (https=)
EP (1) EP3732530B1 (https=)
JP (1) JP7587821B2 (https=)
KR (1) KR102733556B1 (https=)
CN (1) CN111670403B (https=)
CA (1) CA3095242A1 (https=)
FI (1) FI129359B (https=)
SG (1) SG11202008106PA (https=)
WO (1) WO2019185975A1 (https=)

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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
EP2842003B1 (en) 2012-04-25 2019-02-27 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
WO2016042283A1 (en) 2014-09-19 2016-03-24 Milan Momcilo Popovich Method and apparatus for generating input images for holographic waveguide displays
US10437064B2 (en) 2015-01-12 2019-10-08 Digilens Inc. Environmentally isolated waveguide display
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WO2017060665A1 (en) 2015-10-05 2017-04-13 Milan Momcilo Popovich Waveguide display
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EP3548939A4 (en) 2016-12-02 2020-11-25 DigiLens Inc. UNIFORM OUTPUT LIGHTING WAVEGUIDE DEVICE
US10545346B2 (en) 2017-01-05 2020-01-28 Digilens Inc. Wearable heads up displays
JP7456929B2 (ja) 2018-01-08 2024-03-27 ディジレンズ インコーポレイテッド 導波管セルを製造するためのシステムおよび方法
JP7404243B2 (ja) 2018-01-08 2023-12-25 ディジレンズ インコーポレイテッド 導波管セル内のホログラフィック格子の高スループット記録のためのシステムおよび方法
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
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
EP3924759B1 (en) 2019-02-15 2025-07-30 Digilens Inc. Methods and apparatuses for providing a holographic waveguide display using integrated gratings
US20220283377A1 (en) 2019-02-15 2022-09-08 Digilens Inc. Wide Angle Waveguide Display
JP2022525165A (ja) 2019-03-12 2022-05-11 ディジレンズ インコーポレイテッド ホログラフィック導波管バックライトおよび関連する製造方法
EP3980825A4 (en) 2019-06-07 2023-05-03 Digilens Inc. WAVEGUIDES WITH TRANSMITTING AND REFLECTING GRIDS AND RELATED MANUFACTURING PROCESSES
JP2022546413A (ja) 2019-08-29 2022-11-04 ディジレンズ インコーポレイテッド 真空回折格子および製造方法
WO2022150841A1 (en) * 2021-01-07 2022-07-14 Digilens Inc. Grating structures for color waveguides
KR20230153459A (ko) 2021-03-05 2023-11-06 디지렌즈 인코포레이티드. 진공 주기적 구조체 및 제조 방법
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

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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
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Also Published As

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

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