CN115166897B - 衍射光波导及显示设备 - Google Patents
衍射光波导及显示设备 Download PDFInfo
- Publication number
- CN115166897B CN115166897B CN202210039248.3A CN202210039248A CN115166897B CN 115166897 B CN115166897 B CN 115166897B CN 202210039248 A CN202210039248 A CN 202210039248A CN 115166897 B CN115166897 B CN 115166897B
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- Prior art keywords
- grating
- light
- coupling
- incoupling
- waveguide
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- 230000003287 optical effect Effects 0.000 title claims abstract description 120
- 239000000758 substrate Substances 0.000 claims abstract description 105
- 238000010168 coupling process Methods 0.000 claims abstract description 63
- 238000005859 coupling reaction Methods 0.000 claims abstract description 63
- 230000001902 propagating effect Effects 0.000 claims abstract description 14
- 239000013598 vector Substances 0.000 claims description 89
- 230000003190 augmentative effect Effects 0.000 claims description 6
- 230000008878 coupling Effects 0.000 abstract description 11
- 238000009826 distribution Methods 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 20
- 230000000694 effects Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- 239000013589 supplement Substances 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 230000010287 polarization Effects 0.000 description 2
- 230000000644 propagated effect Effects 0.000 description 2
- 210000001747 pupil Anatomy 0.000 description 2
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Images
Classifications
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- 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
- G02B6/42—Coupling light guides with opto-electronic elements
- G02B6/4201—Packages, e.g. shape, construction, internal or external details
- G02B6/4204—Packages, e.g. shape, construction, internal or external details the coupling comprising intermediate optical elements, e.g. lenses, holograms
-
- 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
-
- 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
- G02B27/017—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
- G02B27/4205—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect having a diffractive optical element [DOE] contributing to image formation, e.g. whereby modulation transfer function MTF or optical aberrations are relevant
-
- 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
- G02B5/1819—Plural gratings positioned on the same surface, e.g. array of gratings
-
- 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
- G02B2027/0178—Eyeglass type
Abstract
Description
视场角 | (15°,0°) | (8°,0°) | (0°,0°) | (-8°,0°) | (-15°,0°) |
无回光光栅22 | 3.26E-04 | 4.30E-04 | 8.75E-04 | 6.00E-04 | 2.22E-03 |
有回光光栅22 | 6.95E-04 | 8.91E-03 | 1.04E-03 | 7.00E-04 | 2.23E-03 |
效率提升 | 113% | 107% | 19% | 17% | 0% |
Claims (26)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202210039248.3A CN115166897B (zh) | 2022-01-13 | 2022-01-13 | 衍射光波导及显示设备 |
US18/153,515 US11796747B2 (en) | 2022-01-13 | 2023-01-12 | Diffractive optical waveguide and display device |
EP23151579.2A EP4212947A1 (en) | 2022-01-13 | 2023-01-13 | Diffractive optical waveguide and display device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202210039248.3A CN115166897B (zh) | 2022-01-13 | 2022-01-13 | 衍射光波导及显示设备 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN115166897A CN115166897A (zh) | 2022-10-11 |
CN115166897B true CN115166897B (zh) | 2023-04-07 |
Family
ID=83475629
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202210039248.3A Active CN115166897B (zh) | 2022-01-13 | 2022-01-13 | 衍射光波导及显示设备 |
Country Status (3)
Country | Link |
---|---|
US (1) | US11796747B2 (zh) |
EP (1) | EP4212947A1 (zh) |
CN (1) | CN115166897B (zh) |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2529003B (en) * | 2014-08-03 | 2020-08-26 | Wave Optics Ltd | Optical device |
JP6895451B2 (ja) * | 2016-03-24 | 2021-06-30 | ディジレンズ インコーポレイテッド | 偏光選択ホログラフィー導波管デバイスを提供するための方法および装置 |
FI128413B (en) * | 2017-06-02 | 2020-04-30 | Dispelix Oy | Diffractive element with double period lattices |
CN110914724B (zh) * | 2017-06-13 | 2022-11-15 | 伊奎蒂公司 | 具有扩大光分布重叠光栅的图像光导 |
DE102017130344A1 (de) * | 2017-12-18 | 2019-06-19 | Carl Zeiss Ag | Optisches System zum Übertragen eines Quellbildes |
FI129084B (en) * | 2018-02-06 | 2021-06-30 | Dispelix Oy | Diffractive display element with lattice mirror |
CN109656026B (zh) * | 2019-02-25 | 2021-08-17 | 京东方科技集团股份有限公司 | 一种大视场角的全息光波导显示装置及方法 |
CN109901298A (zh) * | 2019-02-28 | 2019-06-18 | 京东方科技集团股份有限公司 | 光波导及显示设备 |
CN210401839U (zh) * | 2019-07-31 | 2020-04-24 | 苏州苏大维格科技集团股份有限公司 | 彩色波导镜片及ar显示装置 |
CN113325506A (zh) * | 2020-02-28 | 2021-08-31 | 苏州苏大维格科技集团股份有限公司 | 一种全息光波导镜片及增强现实显示装置 |
EP3933259A1 (en) * | 2020-07-01 | 2022-01-05 | Wave Optics Ltd | Optical device for augmented reality display |
CN111679362A (zh) * | 2020-07-14 | 2020-09-18 | 深圳珑璟光电技术有限公司 | 一种光波导及近眼显示系统 |
CN111830715A (zh) * | 2020-07-28 | 2020-10-27 | 谷东科技有限公司 | 二维扩瞳的波导显示装置和增强现实显示设备 |
CN115166896B (zh) * | 2022-01-13 | 2023-04-18 | 北京驭光科技发展有限公司 | 显示设备、显示用衍射光波导及其设计方法 |
-
2022
- 2022-01-13 CN CN202210039248.3A patent/CN115166897B/zh active Active
-
2023
- 2023-01-12 US US18/153,515 patent/US11796747B2/en active Active
- 2023-01-13 EP EP23151579.2A patent/EP4212947A1/en active Pending
Also Published As
Publication number | Publication date |
---|---|
US20230221503A1 (en) | 2023-07-13 |
CN115166897A (zh) | 2022-10-11 |
US11796747B2 (en) | 2023-10-24 |
EP4212947A1 (en) | 2023-07-19 |
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PB01 | Publication | ||
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Effective date of registration: 20221109 Address after: Room 1206-6, floor 12, building 7, yard a 13, Huayuan Road, Haidian District, Beijing 100088 Applicant after: BEIJING THETO OPTICAL SCIENCE AND TECHNOLOGY DEVELOPMENT CO.,LTD. Address before: 8 / F, building 3, 1156 Gaoqiao Avenue, Tongxiang City, Jiaxing City, Zhejiang Province, 314500 Applicant before: JIAXING UPHOTON OPTOELECTRONICS TECHNOLOGY Co.,Ltd. |
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Effective date of registration: 20230605 Address after: 8 / F, building 3, 1156 Gaoqiao Avenue, Tongxiang City, Jiaxing City, Zhejiang Province, 314500 Patentee after: JIAXING UPHOTON OPTOELECTRONICS TECHNOLOGY Co.,Ltd. Address before: Room 1206-6, floor 12, building 7, yard a 13, Huayuan Road, Haidian District, Beijing 100088 Patentee before: BEIJING THETO OPTICAL SCIENCE AND TECHNOLOGY DEVELOPMENT CO.,LTD. |