CN115480335A - 衍射波导、光学组件和电子设备 - Google Patents

衍射波导、光学组件和电子设备 Download PDF

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Publication number
CN115480335A
CN115480335A CN202110605587.9A CN202110605587A CN115480335A CN 115480335 A CN115480335 A CN 115480335A CN 202110605587 A CN202110605587 A CN 202110605587A CN 115480335 A CN115480335 A CN 115480335A
Authority
CN
China
Prior art keywords
grating
light
pupil
edge
coupling
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
CN202110605587.9A
Other languages
English (en)
Chinese (zh)
Inventor
李民康
周海峰
刘力铭
丁武文
曾以亮
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.)
Huawei Technologies Co Ltd
Original Assignee
Huawei Technologies Co Ltd
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 Huawei Technologies Co Ltd filed Critical Huawei Technologies Co Ltd
Priority to CN202110605587.9A priority Critical patent/CN115480335A/zh
Priority to PCT/CN2022/095811 priority patent/WO2022253149A1/fr
Publication of CN115480335A publication Critical patent/CN115480335A/zh
Pending legal-status Critical Current

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Classifications

    • 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
    • G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
    • G02B26/08—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
    • G02B26/08—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
    • G02B26/0816—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light by means of one or more reflecting elements
    • G02B26/0833—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light by means of one or more reflecting elements the reflecting element being a micromechanical device, e.g. a MEMS mirror, DMD
    • 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
    • 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
    • G02B5/00—Optical elements other than lenses
    • G02B5/18—Diffraction gratings
    • 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
    • G02B6/0023—Means for improving the coupling-in of light from the light source into the light guide provided by one optical element, or plurality thereof, placed between the light guide and the light source, or around the light source
    • G02B6/0025—Diffusing sheet or layer; Prismatic sheet or layer
    • 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
    • G02B6/0023—Means for improving the coupling-in of light from the light source into the light guide provided by one optical element, or plurality thereof, placed between the light guide and the light source, or around the light source
    • G02B6/0026—Wavelength selective element, sheet or layer, e.g. filter or grating

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Couplings Of Light Guides (AREA)
CN202110605587.9A 2021-05-31 2021-05-31 衍射波导、光学组件和电子设备 Pending CN115480335A (zh)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN202110605587.9A CN115480335A (zh) 2021-05-31 2021-05-31 衍射波导、光学组件和电子设备
PCT/CN2022/095811 WO2022253149A1 (fr) 2021-05-31 2022-05-28 Guide d'ondes diffractif, ensemble optique et dispositif électronique

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110605587.9A CN115480335A (zh) 2021-05-31 2021-05-31 衍射波导、光学组件和电子设备

Publications (1)

Publication Number Publication Date
CN115480335A true CN115480335A (zh) 2022-12-16

Family

ID=84323902

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202110605587.9A Pending CN115480335A (zh) 2021-05-31 2021-05-31 衍射波导、光学组件和电子设备

Country Status (2)

Country Link
CN (1) CN115480335A (fr)
WO (1) WO2022253149A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN118393636A (zh) * 2024-06-27 2024-07-26 北京极溯光学科技有限公司 一种衍射光波导及增强现实设备

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2562063T3 (es) * 2008-02-14 2016-03-02 Nokia Technologies Oy Dispositivo y método para determinar la dirección de la mirada
CN210803765U (zh) * 2019-08-27 2020-06-19 宁波舜宇奥来技术有限公司 光栅组件
CN112731659A (zh) * 2019-10-14 2021-04-30 苏州苏大维格科技集团股份有限公司 波导显示镜片及增强现实眼镜
CN112180589B (zh) * 2020-09-18 2021-08-27 深圳市光舟半导体技术有限公司 光学扩瞳装置及其显示设备和输出光及显示图像的方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN118393636A (zh) * 2024-06-27 2024-07-26 北京极溯光学科技有限公司 一种衍射光波导及增强现实设备

Also Published As

Publication number Publication date
WO2022253149A1 (fr) 2022-12-08

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