CN118891570A - 光学系统以及图像显示装置 - Google Patents

光学系统以及图像显示装置 Download PDF

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Publication number
CN118891570A
CN118891570A CN202380031550.7A CN202380031550A CN118891570A CN 118891570 A CN118891570 A CN 118891570A CN 202380031550 A CN202380031550 A CN 202380031550A CN 118891570 A CN118891570 A CN 118891570A
Authority
CN
China
Prior art keywords
diffraction
diffraction structure
optical system
structure portion
diffractive structure
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
CN202380031550.7A
Other languages
English (en)
Chinese (zh)
Inventor
庄林宽幸
葛原聪
南和博
冈山裕昭
桥谷享
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.)
Panasonic Intellectual Property Management Co Ltd
Original Assignee
Panasonic Intellectual Property Management 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 Panasonic Intellectual Property Management Co Ltd filed Critical Panasonic Intellectual Property Management Co Ltd
Publication of CN118891570A publication Critical patent/CN118891570A/zh
Pending legal-status Critical Current

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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
    • G02B27/0081—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
    • G02B27/09—Beam shaping, e.g. changing the cross-sectional area, not otherwise provided for
    • G02B27/0938—Using specific optical elements
    • G02B27/0944—Diffractive optical elements, e.g. gratings, holograms
    • 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
    • G02B27/017—Head mounted
    • G02B2027/0178—Eyeglass type
    • 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
    • G02B6/0075—Arrangements of multiple light guides
    • G02B6/0076—Stacked arrangements of multiple light guides of the same or different cross-sectional area

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Diffracting Gratings Or Hologram Optical Elements (AREA)
CN202380031550.7A 2022-03-31 2023-01-16 光学系统以及图像显示装置 Pending CN118891570A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2022060600 2022-03-31
JP2022-060600 2022-03-31
PCT/JP2023/001013 WO2023188701A1 (ja) 2022-03-31 2023-01-16 光学系及び画像表示装置

Publications (1)

Publication Number Publication Date
CN118891570A true CN118891570A (zh) 2024-11-01

Family

ID=88200226

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202380031550.7A Pending CN118891570A (zh) 2022-03-31 2023-01-16 光学系统以及图像显示装置

Country Status (5)

Country Link
US (1) US20250020917A1 (https=)
EP (1) EP4502708A4 (https=)
JP (1) JPWO2023188701A1 (https=)
CN (1) CN118891570A (https=)
WO (1) WO2023188701A1 (https=)

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1932050A2 (en) 2005-09-14 2008-06-18 Mirage Innovations Ltd. Diffractive optical device and system
NZ727350A (en) * 2014-05-30 2020-08-28 Magic Leap Inc Methods and systems for generating virtual content display with a virtual or augmented reality apparatus
US10429645B2 (en) 2015-10-07 2019-10-01 Microsoft Technology Licensing, Llc Diffractive optical element with integrated in-coupling, exit pupil expansion, and out-coupling
DE102015122055B4 (de) * 2015-12-17 2018-08-30 Carl Zeiss Ag Optisches System sowie Verfahren zum Übertragen eines Quellbildes
US9939647B2 (en) * 2016-06-20 2018-04-10 Microsoft Technology Licensing, Llc Extended field of view in near-eye display using optically stitched imaging
JP2018054978A (ja) * 2016-09-30 2018-04-05 セイコーエプソン株式会社 虚像表示装置及びその製造方法
CN107797177B (zh) * 2017-11-17 2020-02-11 杭州光粒科技有限公司 一种周期渐变光栅显示波导及其制作方法与应用
GB2573793A (en) * 2018-05-17 2019-11-20 Wave Optics Ltd Optical structure for augmented reality display
EP3914955B1 (en) * 2019-04-16 2026-02-18 Dispelix Oy Novel grating arrangements
US20210055551A1 (en) * 2019-08-23 2021-02-25 Facebook Technologies, Llc Dispersion compensation in volume bragg grating-based waveguide display
US10962787B1 (en) * 2019-11-25 2021-03-30 Shanghai North Ocean Photonics Co., Ltd. Waveguide display device

Also Published As

Publication number Publication date
JPWO2023188701A1 (https=) 2023-10-05
EP4502708A4 (en) 2025-07-09
EP4502708A1 (en) 2025-02-05
US20250020917A1 (en) 2025-01-16
WO2023188701A1 (ja) 2023-10-05

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