EP4025952A4 - Head-mounted display (hmd) with spatially-varying retarder optics - Google Patents

Head-mounted display (hmd) with spatially-varying retarder optics Download PDF

Info

Publication number
EP4025952A4
EP4025952A4 EP20890923.4A EP20890923A EP4025952A4 EP 4025952 A4 EP4025952 A4 EP 4025952A4 EP 20890923 A EP20890923 A EP 20890923A EP 4025952 A4 EP4025952 A4 EP 4025952A4
Authority
EP
European Patent Office
Prior art keywords
hmd
spatially
optics
head
mounted display
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
EP20890923.4A
Other languages
German (de)
French (fr)
Other versions
EP4025952A1 (en
Inventor
Joshua Mark Hudman
Ivan A. Mccracken
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.)
Valve Corp
Original Assignee
Valve Corp
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 US16/692,823 external-priority patent/US10996463B2/en
Application filed by Valve Corp filed Critical Valve Corp
Publication of EP4025952A1 publication Critical patent/EP4025952A1/en
Publication of EP4025952A4 publication Critical patent/EP4025952A4/en
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
    • G02B5/00—Optical elements other than lenses
    • G02B5/30—Polarising elements
    • G02B5/3083—Birefringent or phase retarding elements
    • 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
    • G02B27/0018—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 with means for preventing ghost images
    • 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
    • G02B27/28—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising
    • G02B27/283—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising used for beam splitting or combining
    • 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
    • G02B27/62—Optical apparatus specially adapted for adjusting optical elements during the assembly of optical systems
EP20890923.4A 2019-11-22 2020-11-19 Head-mounted display (hmd) with spatially-varying retarder optics Pending EP4025952A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US16/692,823 US10996463B2 (en) 2018-08-10 2019-11-22 Head-mounted display (HMD) with spatially-varying retarder optics
PCT/US2020/061293 WO2021102148A1 (en) 2019-11-22 2020-11-19 Head-mounted display (hmd) with spatially-varying retarder optics

Publications (2)

Publication Number Publication Date
EP4025952A1 EP4025952A1 (en) 2022-07-13
EP4025952A4 true EP4025952A4 (en) 2023-11-08

Family

ID=75981043

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20890923.4A Pending EP4025952A4 (en) 2019-11-22 2020-11-19 Head-mounted display (hmd) with spatially-varying retarder optics

Country Status (5)

Country Link
EP (1) EP4025952A4 (en)
JP (1) JP2023505928A (en)
KR (1) KR20220103919A (en)
CN (1) CN114730078A (en)
WO (1) WO2021102148A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023157947A1 (en) * 2022-02-18 2023-08-24 富士フイルム株式会社 Optical laminate, optical lens, virtual reality display device, optical anisotropic film, shaped body, reflective circular polarizer, non-planar reflective circular polarizer, laminated optical body, and composite lens

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5835279A (en) * 1994-03-01 1998-11-10 Virtuality (Ip) Limited Binocular vision system of a head mounted display unit
US20040179158A1 (en) * 2002-01-07 2004-09-16 Eastman Kodak Company Display with a wire grid polarizing beamsplitter
US20040263989A1 (en) * 2003-06-25 2004-12-30 Eastman Kodak Company Display apparatus
US6900866B2 (en) * 2002-01-07 2005-05-31 Eastman Kodak Company Modulation optical system with compensator
JP5095162B2 (en) * 2005-09-09 2012-12-12 ジェイディーエス ユニフェイズ コーポレーション Optimal clock type trim retarder
US20160077335A1 (en) * 2014-09-16 2016-03-17 Samsung Electronics Co., Ltd. Optical device for augmented reality
US20180101020A1 (en) * 2016-10-12 2018-04-12 Oculus Vr, Llc Head mounted display including pancake lens block
US10007121B2 (en) * 2015-08-18 2018-06-26 Quanta Computer Inc. See-through head-mounted display

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7053988B2 (en) * 2001-05-22 2006-05-30 Carl Zeiss Smt Ag. Optically polarizing retardation arrangement, and microlithography projection exposure machine
US6674532B2 (en) * 2001-11-02 2004-01-06 Vandelden Jay S. Interferometric polarization interrogating filter assembly and method

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5835279A (en) * 1994-03-01 1998-11-10 Virtuality (Ip) Limited Binocular vision system of a head mounted display unit
US20040179158A1 (en) * 2002-01-07 2004-09-16 Eastman Kodak Company Display with a wire grid polarizing beamsplitter
US6900866B2 (en) * 2002-01-07 2005-05-31 Eastman Kodak Company Modulation optical system with compensator
US20040263989A1 (en) * 2003-06-25 2004-12-30 Eastman Kodak Company Display apparatus
JP5095162B2 (en) * 2005-09-09 2012-12-12 ジェイディーエス ユニフェイズ コーポレーション Optimal clock type trim retarder
US20160077335A1 (en) * 2014-09-16 2016-03-17 Samsung Electronics Co., Ltd. Optical device for augmented reality
US10007121B2 (en) * 2015-08-18 2018-06-26 Quanta Computer Inc. See-through head-mounted display
US20180101020A1 (en) * 2016-10-12 2018-04-12 Oculus Vr, Llc Head mounted display including pancake lens block

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
ANONYMOUS ED - DARL KUHN: "Variable Retarder System to Optimize Contrast in LCoS Projectors", IP.COM, IP.COM INC., WEST HENRIETTA, NY, US, 21 May 2002 (2002-05-21), XP013003153, ISSN: 1533-0001 *
See also references of WO2021102148A1 *

Also Published As

Publication number Publication date
WO2021102148A1 (en) 2021-05-27
CN114730078A (en) 2022-07-08
KR20220103919A (en) 2022-07-25
EP4025952A1 (en) 2022-07-13
JP2023505928A (en) 2023-02-14

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