GB201619574D0 - Optical device - Google Patents

Optical device

Info

Publication number
GB201619574D0
GB201619574D0 GBGB1619574.5A GB201619574A GB201619574D0 GB 201619574 D0 GB201619574 D0 GB 201619574D0 GB 201619574 A GB201619574 A GB 201619574A GB 201619574 D0 GB201619574 D0 GB 201619574D0
Authority
GB
United Kingdom
Prior art keywords
optical device
optical
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.)
Withdrawn
Application number
GBGB1619574.5A
Other versions
GB2556094A (en
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.)
Wave Optics Ltd
Original Assignee
Wave Optics 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 Wave Optics Ltd filed Critical Wave Optics Ltd
Priority to GB1619574.5A priority Critical patent/GB2556094A/en
Publication of GB201619574D0 publication Critical patent/GB201619574D0/en
Priority to PCT/GB2017/052922 priority patent/WO2018091862A1/en
Publication of GB2556094A publication Critical patent/GB2556094A/en
Withdrawn legal-status Critical Current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
    • G02B27/09—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
    • G02B27/0081—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
    • G02B27/42—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect
    • G02B27/4272—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect having plural diffractive elements positioned sequentially along the optical path
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/18—Diffraction gratings
    • G02B5/1814—Diffraction gratings structurally combined with one or more further optical elements, e.g. lenses, mirrors, prisms or other diffraction gratings
    • G02B5/1819—Plural gratings positioned on the same surface, e.g. array of gratings
    • G02B5/1823—Plural gratings positioned on the same surface, e.g. array of gratings in an overlapping or superposed manner
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/18—Diffraction gratings
    • G02B5/1842—Gratings for image generation
    • 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
    • G02B6/0033—Means for improving the coupling-out of light from the light guide
    • G02B6/0058—Means for improving the coupling-out of light from the light guide varying in density, size, shape or depth along the light guide
    • G02B6/0061—Means for improving the coupling-out of light from the light guide varying in density, size, shape or depth along the light guide to provide homogeneous light output intensity
    • 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
GB1619574.5A 2016-11-18 2016-11-18 Optical device Withdrawn GB2556094A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB1619574.5A GB2556094A (en) 2016-11-18 2016-11-18 Optical device
PCT/GB2017/052922 WO2018091862A1 (en) 2016-11-18 2017-09-29 Optical device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1619574.5A GB2556094A (en) 2016-11-18 2016-11-18 Optical device

Publications (2)

Publication Number Publication Date
GB201619574D0 true GB201619574D0 (en) 2017-01-04
GB2556094A GB2556094A (en) 2018-05-23

Family

ID=57993989

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1619574.5A Withdrawn GB2556094A (en) 2016-11-18 2016-11-18 Optical device

Country Status (2)

Country Link
GB (1) GB2556094A (en)
WO (1) WO2018091862A1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2577327A (en) * 2018-09-24 2020-03-25 Wave Optics Ltd Device for augmented reality or virtual reality display
US20200096771A1 (en) * 2018-09-24 2020-03-26 Apple Inc. Optical Systems with Interleaved Light Redirectors
KR102330600B1 (en) * 2019-02-22 2021-11-26 주식회사 엘지화학 Diffractive light guide plate and display device including the same
GB201905773D0 (en) * 2019-04-25 2019-06-05 Wave Optics Ltd Display for augmented reality
TWI831075B (en) * 2020-11-09 2024-02-01 宏達國際電子股份有限公司 Waveguide device and optical engine
CN114280790B (en) * 2021-12-29 2024-03-26 材料科学姑苏实验室 Diffraction optical waveguide device and near-to-eye display equipment
EP4328651A1 (en) * 2022-08-23 2024-02-28 TriLite Technologies GmbH Light projector module

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62296102A (en) * 1986-06-17 1987-12-23 Nec Corp Waveguide grating coupler
FI106323B (en) * 1998-12-30 2001-01-15 Nokia Mobile Phones Ltd Backlight light guide for flat screen
EP1639394A2 (en) * 2003-06-10 2006-03-29 Elop Electro-Optics Industries Ltd. Method and system for displaying an informative image against a background image
KR100682907B1 (en) * 2004-12-14 2007-02-15 삼성전자주식회사 Illumination apparatus for a display device using light guide plate
KR100827712B1 (en) * 2006-05-10 2008-05-07 순천향대학교 산학협력단 optical waveguide
CA2759296C (en) * 2009-04-20 2018-07-24 Bae Systems Plc Surface relief grating in an optical waveguide having a reflecting surface and dielectric layer conforming to the surface
EP2422228B1 (en) * 2009-04-20 2023-01-25 BAE Systems PLC Improvements in optical waveguides
US9933684B2 (en) * 2012-11-16 2018-04-03 Rockwell Collins, Inc. Transparent waveguide display providing upper and lower fields of view having a specific light output aperture configuration
GB2509536A (en) * 2013-01-08 2014-07-09 Bae Systems Plc Diffraction grating
GB2529003B (en) * 2014-08-03 2020-08-26 Wave Optics Ltd Optical device

Also Published As

Publication number Publication date
WO2018091862A1 (en) 2018-05-24
GB2556094A (en) 2018-05-23

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)