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SG11201608201PA - Asymmetric turning film with multiple light sources - Google Patents

Asymmetric turning film with multiple light sources

Info

Publication number
SG11201608201PA
SG11201608201PA SG11201608201PA SG11201608201PA SG11201608201PA SG 11201608201P A SG11201608201P A SG 11201608201PA SG 11201608201P A SG11201608201P A SG 11201608201PA SG 11201608201P A SG11201608201P A SG 11201608201PA SG 11201608201P A SG11201608201P A SG 11201608201PA
Authority
SG
Singapore
Prior art keywords
light sources
multiple light
turning film
asymmetric turning
asymmetric
Prior art date
Application number
SG11201608201PA
Inventor
Nicholas A Johnson
Gilles Jean-Baptiste Benoit
John A Wheatley
Kenneth A Epstein
David Scott Thompson
Michael E Lauters
Original Assignee
3M Innovative Properties Co
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 3M Innovative Properties Co filed Critical 3M Innovative Properties Co
Publication of SG11201608201PA publication Critical patent/SG11201608201PA/en

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V5/00—Refractors for light sources
    • F21V5/002—Refractors for light sources using microoptical elements for redirecting or diffusing light
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/02—Diffusing elements; Afocal elements
    • G02B5/0205—Diffusing elements; Afocal elements characterised by the diffusing properties
    • G02B5/021—Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place at the element's surface, e.g. by means of surface roughening or microprismatic structures
    • G02B5/0231—Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place at the element's surface, e.g. by means of surface roughening or microprismatic structures the surface having microprismatic or micropyramidal shape
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V5/00—Refractors for light sources
    • F21V5/08—Refractors for light sources producing an asymmetric light distribution
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V9/00—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters
    • F21V9/14—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters for producing polarised light
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B19/00—Condensers, e.g. light collectors or similar non-imaging optics
    • G02B19/0004—Condensers, e.g. light collectors or similar non-imaging optics characterised by the optical means employed
    • G02B19/0028—Condensers, e.g. light collectors or similar non-imaging optics characterised by the optical means employed refractive and reflective surfaces, e.g. non-imaging catadioptric systems
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B19/00—Condensers, e.g. light collectors or similar non-imaging optics
    • G02B19/0033—Condensers, e.g. light collectors or similar non-imaging optics characterised by the use
    • G02B19/0047—Condensers, e.g. light collectors or similar non-imaging optics characterised by the use for use with a light source
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/02—Diffusing elements; Afocal elements
    • G02B5/0273—Diffusing elements; Afocal elements characterized by the use
    • G02B5/0278—Diffusing elements; Afocal elements characterized by the use used in transmission
    • 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
    • G02B6/0053—Prismatic sheet or layer; Brightness enhancement element, sheet or layer
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/04—Prisms
    • G02B5/045—Prism arrays
    • 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
    • G02B6/0066—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 characterised by the light source being coupled to the light guide
    • G02B6/0068—Arrangements of plural sources, e.g. multi-colour light sources

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Planar Illumination Modules (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Optical Elements Other Than Lenses (AREA)
SG11201608201PA 2014-04-01 2015-03-27 Asymmetric turning film with multiple light sources SG11201608201PA (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201461973720P 2014-04-01 2014-04-01
PCT/US2015/022925 WO2015153329A2 (en) 2014-04-01 2015-03-27 Asymmetric turning film with multiple light sources

Publications (1)

Publication Number Publication Date
SG11201608201PA true SG11201608201PA (en) 2016-10-28

Family

ID=53264730

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11201608201PA SG11201608201PA (en) 2014-04-01 2015-03-27 Asymmetric turning film with multiple light sources

Country Status (8)

Country Link
US (1) US10371350B2 (en)
EP (2) EP3748408A1 (en)
JP (2) JP2017511573A (en)
KR (1) KR20160138984A (en)
CN (1) CN106170720B (en)
SG (1) SG11201608201PA (en)
TW (1) TW201541148A (en)
WO (1) WO2015153329A2 (en)

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WO2018085497A1 (en) * 2016-11-03 2018-05-11 3M Innovative Properties Company Multiplexing backlight with asymmetric turning film
CN110603433A (en) * 2017-05-05 2019-12-20 3M创新有限公司 Scatterometry system and method of use
US10489613B2 (en) 2017-11-15 2019-11-26 Dell Products L.P. System and method of controlling light emissions of displays
US10684507B2 (en) 2018-03-19 2020-06-16 Dell Products L.P. System and method of controlling light emissions of displays
CN111221062B (en) * 2020-03-19 2022-02-08 宁波舜宇车载光学技术有限公司 Display device
CN211741786U (en) 2020-03-19 2020-10-23 中强光电股份有限公司 Dual screen display device
CN212675319U (en) 2020-08-07 2021-03-09 中强光电股份有限公司 Light source module and dual-screen display device
CN112987302B (en) * 2021-02-05 2022-10-18 业成科技（成都）有限公司 Head-mounted display device and display system thereof
CN120225951A (en) * 2022-10-04 2025-06-27 亮视技术公司 Backlight unit for backlight display
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Also Published As

Publication number Publication date
CN106170720A (en) 2016-11-30
WO2015153329A2 (en) 2015-10-08
TW201541148A (en) 2015-11-01
US20170175976A1 (en) 2017-06-22
EP3748408A1 (en) 2020-12-09
CN106170720B (en) 2019-08-23
WO2015153329A3 (en) 2016-01-21
US10371350B2 (en) 2019-08-06
JP2020074297A (en) 2020-05-14
JP2017511573A (en) 2017-04-20
KR20160138984A (en) 2016-12-06
JP7023269B2 (en) 2022-02-21
EP3126884A2 (en) 2017-02-08

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