CA3015643A1 - Reflective switching device for inputting different wavelengths of light into waveguides - Google Patents

Reflective switching device for inputting different wavelengths of light into waveguides Download PDF

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Publication number
CA3015643A1
CA3015643A1 CA3015643A CA3015643A CA3015643A1 CA 3015643 A1 CA3015643 A1 CA 3015643A1 CA 3015643 A CA3015643 A CA 3015643A CA 3015643 A CA3015643 A CA 3015643A CA 3015643 A1 CA3015643 A1 CA 3015643A1
Authority
CA
Canada
Prior art keywords
light
waveguide
waveguides
mems
mirror
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
CA3015643A
Other languages
English (en)
French (fr)
Inventor
David TINCH
William K. Jones
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.)
Magic Leap Inc
Original Assignee
Magic Leap Inc
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 Magic Leap Inc filed Critical Magic Leap Inc
Publication of CA3015643A1 publication Critical patent/CA3015643A1/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
    • 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
    • G02B6/0023—Means for improving the coupling-in of light from the light source into the light guide provided by one optical element, or plurality thereof, placed between the light guide and the light source, or around the light source
    • G02B6/0031—Reflecting element, sheet or layer
    • 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
    • G02B6/35—Optical coupling means having switching means
    • G02B6/351—Optical coupling means having switching means involving stationary waveguides with moving interposed optical elements
    • G02B6/3512—Optical coupling means having switching means involving stationary waveguides with moving interposed optical elements the optical element being reflective, e.g. mirror
    • G02B6/3518—Optical coupling means having switching means involving stationary waveguides with moving interposed optical elements the optical element being reflective, e.g. mirror the reflective optical element being an intrinsic part of a MEMS device, i.e. fabricated together with the MEMS device
    • 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
    • G02B2027/0123—Head-up displays characterised by optical features comprising devices increasing the field of view
    • G02B2027/0125—Field-of-view increase by wavefront division
    • 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
    • G02B2027/0127—Head-up displays characterised by optical features comprising devices increasing the depth of field
    • 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
    • G02B27/0179—Display position adjusting means not related to the information to be displayed
    • G02B2027/0185—Displaying image at variable distance
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
    • G02B26/08—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
    • G02B26/0816—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light by means of one or more reflecting elements
    • G02B26/0833—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light by means of one or more reflecting elements the reflecting element being a micromechanical device, e.g. a MEMS mirror, DMD
    • 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
    • G02B6/005—Means for improving the coupling-out of light from the light guide provided by one optical element, or plurality thereof, placed on the light output side of the light guide
    • 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
    • G02B6/0075—Arrangements of multiple light guides
    • G02B6/0076—Stacked arrangements of multiple light guides of the same or different cross-sectional area

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Micromachines (AREA)
  • Mechanical Light Control Or Optical Switches (AREA)
  • Switches Operated By Changes In Physical Conditions (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)
CA3015643A 2016-03-01 2017-02-28 Reflective switching device for inputting different wavelengths of light into waveguides Pending CA3015643A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201662302090P 2016-03-01 2016-03-01
US62/302,090 2016-03-01
PCT/US2017/020029 WO2017151670A1 (en) 2016-03-01 2017-02-28 Reflective switching device for inputting diifferent wavelengths of light into waveguides

Publications (1)

Publication Number Publication Date
CA3015643A1 true CA3015643A1 (en) 2017-09-08

Family

ID=59723574

Family Applications (1)

Application Number Title Priority Date Filing Date
CA3015643A Pending CA3015643A1 (en) 2016-03-01 2017-02-28 Reflective switching device for inputting different wavelengths of light into waveguides

Country Status (10)

Country Link
US (2) US10571693B2 (enExample)
EP (1) EP3423887B1 (enExample)
JP (2) JP6978423B2 (enExample)
KR (1) KR102782757B1 (enExample)
CN (2) CN109073898A (enExample)
AU (1) AU2017227598B2 (enExample)
CA (1) CA3015643A1 (enExample)
IL (1) IL261284A (enExample)
NZ (2) NZ745549A (enExample)
WO (1) WO2017151670A1 (enExample)

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Also Published As

Publication number Publication date
JP2022031270A (ja) 2022-02-18
WO2017151670A1 (en) 2017-09-08
KR20180117181A (ko) 2018-10-26
US20170255016A1 (en) 2017-09-07
AU2017227598A1 (en) 2018-09-06
KR102782757B1 (ko) 2025-03-14
EP3423887A1 (en) 2019-01-09
JP6978423B2 (ja) 2021-12-08
CN109073898A (zh) 2018-12-21
EP3423887A4 (en) 2019-11-06
US11256095B2 (en) 2022-02-22
IL261284A (en) 2018-10-31
CN118112800A (zh) 2024-05-31
EP3423887B1 (en) 2023-07-12
JP2019510262A (ja) 2019-04-11
US10571693B2 (en) 2020-02-25
US20200249482A1 (en) 2020-08-06
AU2017227598B2 (en) 2022-03-17
NZ745549A (en) 2020-03-27
NZ757279A (en) 2022-10-28

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