GB2561944B - Waveguide structure - Google Patents

Waveguide structure Download PDF

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Publication number
GB2561944B
GB2561944B GB1802045.3A GB201802045A GB2561944B GB 2561944 B GB2561944 B GB 2561944B GB 201802045 A GB201802045 A GB 201802045A GB 2561944 B GB2561944 B GB 2561944B
Authority
GB
United Kingdom
Prior art keywords
waveguide structure
waveguide
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.)
Active
Application number
GB1802045.3A
Other versions
GB2561944A (en
GB201802045D0 (en
Inventor
Marshall Ian
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.)
BAE Systems PLC
Original Assignee
BAE Systems PLC
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 BAE Systems PLC filed Critical BAE Systems PLC
Publication of GB201802045D0 publication Critical patent/GB201802045D0/en
Publication of GB2561944A publication Critical patent/GB2561944A/en
Application granted granted Critical
Publication of GB2561944B publication Critical patent/GB2561944B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • G02B27/0081—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
    • G02B27/0101—Head-up displays 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
    • G02B27/017—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
    • 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
GB1802045.3A 2017-02-14 2018-02-08 Waveguide structure Active GB2561944B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB1702353.2A GB201702353D0 (en) 2017-02-14 2017-02-14 Waveguide structure

Publications (3)

Publication Number Publication Date
GB201802045D0 GB201802045D0 (en) 2018-03-28
GB2561944A GB2561944A (en) 2018-10-31
GB2561944B true GB2561944B (en) 2020-10-07

Family

ID=58461986

Family Applications (2)

Application Number Title Priority Date Filing Date
GBGB1702353.2A Ceased GB201702353D0 (en) 2017-02-14 2017-02-14 Waveguide structure
GB1802045.3A Active GB2561944B (en) 2017-02-14 2018-02-08 Waveguide structure

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GBGB1702353.2A Ceased GB201702353D0 (en) 2017-02-14 2017-02-14 Waveguide structure

Country Status (1)

Country Link
GB (2) GB201702353D0 (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009127849A1 (en) * 2008-04-14 2009-10-22 Bae Systems Plc Improvements in or relating to waveguides
JP2017090561A (en) * 2015-11-05 2017-05-25 セイコーエプソン株式会社 Virtual image display device

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009127849A1 (en) * 2008-04-14 2009-10-22 Bae Systems Plc Improvements in or relating to waveguides
JP2017090561A (en) * 2015-11-05 2017-05-25 セイコーエプソン株式会社 Virtual image display device

Also Published As

Publication number Publication date
GB2561944A (en) 2018-10-31
GB201802045D0 (en) 2018-03-28
GB201702353D0 (en) 2017-03-29

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)

Free format text: REGISTERED BETWEEN 20221110 AND 20221116