CN119096181A - 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
CN119096181A
CN119096181A CN202280094303.7A CN202280094303A CN119096181A CN 119096181 A CN119096181 A CN 119096181A CN 202280094303 A CN202280094303 A CN 202280094303A CN 119096181 A CN119096181 A CN 119096181A
Authority
CN
China
Prior art keywords
diffraction structure
diffraction
region
main body
light
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
CN202280094303.7A
Other languages
English (en)
Chinese (zh)
Inventor
葛原聪
桥谷享
南和博
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 CN119096181A publication Critical patent/CN119096181A/zh
Pending legal-status Critical Current

Links

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
    • G02B27/01—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
    • 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
    • G02B27/02—Viewing or reading apparatus
    • 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
    • G02B6/0015—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
    • G02B6/24—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
    • G02B27/017—Head mounted
    • G02B2027/0178—Eyeglass type

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Diffracting Gratings Or Hologram Optical Elements (AREA)
CN202280094303.7A 2022-03-31 2022-12-27 光学系统以及图像显示装置 Pending CN119096181A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2022-060582 2022-03-31
JP2022060582 2022-03-31
PCT/JP2022/048394 WO2023188657A1 (ja) 2022-03-31 2022-12-27 光学系、及び、画像表示装置

Publications (1)

Publication Number Publication Date
CN119096181A true CN119096181A (zh) 2024-12-06

Family

ID=88200083

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202280094303.7A Pending CN119096181A (zh) 2022-03-31 2022-12-27 光学系统以及图像显示装置

Country Status (5)

Country Link
US (1) US20250013052A1 (https=)
EP (1) EP4502707A4 (https=)
JP (1) JPWO2023188657A1 (https=)
CN (1) CN119096181A (https=)
WO (1) WO2023188657A1 (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI879298B (zh) * 2023-12-08 2025-04-01 友達光電股份有限公司 波導元件
CN120195909B (zh) * 2025-05-26 2025-07-29 西安江河电子科技有限公司 基于液晶可变折射率的高精度光柱显示方法及系统

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007031991A2 (en) * 2005-09-14 2007-03-22 Mirage Innovations Ltd. Diffractive optical device and system
WO2008081070A1 (en) * 2006-12-28 2008-07-10 Nokia Corporation Device for expanding an exit pupil in two dimensions
US11086216B2 (en) * 2015-02-09 2021-08-10 Microsoft Technology Licensing, Llc Generating electronic components
US9910276B2 (en) * 2015-06-30 2018-03-06 Microsoft Technology Licensing, Llc Diffractive optical elements with graded edges
IL307294A (en) * 2017-01-27 2023-11-01 Magic Leap Inc Diffraction gratings produced using a surface cell with differently oriented nanobeams
US11467407B2 (en) * 2017-09-26 2022-10-11 Apple Inc. Displays with volume phase gratings
US11137603B2 (en) * 2019-06-20 2021-10-05 Facebook Technologies, Llc Surface-relief grating with patterned refractive index modulation

Also Published As

Publication number Publication date
US20250013052A1 (en) 2025-01-09
JPWO2023188657A1 (https=) 2023-10-05
EP4502707A1 (en) 2025-02-05
EP4502707A4 (en) 2025-07-09
WO2023188657A1 (ja) 2023-10-05

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