CN115151855A - 具有改善的颜色均匀性的瞳孔扩展器 - Google Patents

具有改善的颜色均匀性的瞳孔扩展器 Download PDF

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Publication number
CN115151855A
CN115151855A CN202180016500.2A CN202180016500A CN115151855A CN 115151855 A CN115151855 A CN 115151855A CN 202180016500 A CN202180016500 A CN 202180016500A CN 115151855 A CN115151855 A CN 115151855A
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CN
China
Prior art keywords
optical waveguide
display light
axis
diffraction grating
upstream
Prior art date
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Pending
Application number
CN202180016500.2A
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English (en)
Chinese (zh)
Inventor
J·K·T·特沃
A·J·特沃南
H·J·赫瓦里南
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.)
Microsoft Technology Licensing LLC
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Microsoft Technology Licensing LLC
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
Priority claimed from US16/799,499 external-priority patent/US11131807B2/en
Application filed by Microsoft Technology Licensing LLC filed Critical Microsoft Technology Licensing LLC
Publication of CN115151855A publication Critical patent/CN115151855A/zh
Pending legal-status Critical Current

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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
    • G02B27/017—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
    • G02B27/01—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
    • G02B2027/0116—Head-up displays characterised by optical features comprising device for genereting colour display comprising devices for correcting chromatic aberration
    • 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

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
CN202180016500.2A 2020-02-24 2021-01-20 具有改善的颜色均匀性的瞳孔扩展器 Pending CN115151855A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US16/799,499 2020-02-24
US16/799,499 US11131807B2 (en) 2017-05-31 2020-02-24 Pupil expander with improved color uniformity
PCT/US2021/014051 WO2021173253A1 (en) 2020-02-24 2021-01-20 Pupil expander with improved color uniformity

Publications (1)

Publication Number Publication Date
CN115151855A true CN115151855A (zh) 2022-10-04

Family

ID=74626173

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202180016500.2A Pending CN115151855A (zh) 2020-02-24 2021-01-20 具有改善的颜色均匀性的瞳孔扩展器

Country Status (3)

Country Link
EP (1) EP4111252A1 (de)
CN (1) CN115151855A (de)
WO (1) WO2021173253A1 (de)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20150346490A1 (en) * 2014-05-30 2015-12-03 Magic Leap, Inc. Methods and systems for generating virtual content display with a virtual or augmented reality apparatus
US20180052276A1 (en) * 2016-08-22 2018-02-22 Magic Leap, Inc. Diffractive eyepiece
CN108415162A (zh) * 2018-01-18 2018-08-17 北京灵犀微光科技有限公司 近眼显示设备
US20190107723A1 (en) * 2016-12-20 2019-04-11 Facebook Technologies, Llc Waveguide display with a small form factor, a large field of view, and a large eyebox

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10241346B2 (en) 2016-05-07 2019-03-26 Microsoft Technology Licensing, Llc Degrees of freedom for diffraction elements in wave expander

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20150346490A1 (en) * 2014-05-30 2015-12-03 Magic Leap, Inc. Methods and systems for generating virtual content display with a virtual or augmented reality apparatus
US20180052276A1 (en) * 2016-08-22 2018-02-22 Magic Leap, Inc. Diffractive eyepiece
US20190107723A1 (en) * 2016-12-20 2019-04-11 Facebook Technologies, Llc Waveguide display with a small form factor, a large field of view, and a large eyebox
CN108415162A (zh) * 2018-01-18 2018-08-17 北京灵犀微光科技有限公司 近眼显示设备

Also Published As

Publication number Publication date
WO2021173253A1 (en) 2021-09-02
EP4111252A1 (de) 2023-01-04

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