CN105190369B - 具有分体式光扩散结构的双面的膜 - Google Patents

具有分体式光扩散结构的双面的膜 Download PDF

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Publication number
CN105190369B
CN105190369B CN201480014374.7A CN201480014374A CN105190369B CN 105190369 B CN105190369 B CN 105190369B CN 201480014374 A CN201480014374 A CN 201480014374A CN 105190369 B CN105190369 B CN 105190369B
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CN
China
Prior art keywords
light
prism
film
split type
type diffusion
Prior art date
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CN201480014374.7A
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English (en)
Chinese (zh)
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CN105190369A (zh
Inventor
尼古拉斯·A·约翰逊
迈克尔·J·希科劳
迈克尔·E·劳特斯
约翰·A·惠特利
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3M Innovative Properties Co
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3M Innovative Properties Co
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Publication of CN105190369A publication Critical patent/CN105190369A/zh
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Classifications

    • 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
    • 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
    • F21V5/02—Refractors for light sources of prismatic shape
    • 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
    • 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
    • G02B5/00—Optical elements other than lenses
    • G02B5/04—Prisms
    • G02B5/045—Prism arrays
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B3/00—Simple or compound lenses
    • G02B3/0006—Arrays
    • G02B3/0037—Arrays characterized by the distribution or form of lenses
    • G02B3/005—Arrays characterized by the distribution or form of lenses arranged along a single direction only, e.g. lenticular sheets
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B3/00—Simple or compound lenses
    • G02B3/0006—Arrays
    • G02B3/0037—Arrays characterized by the distribution or form of lenses
    • G02B3/0062—Stacked lens arrays, i.e. refractive surfaces arranged in at least two planes, without structurally separate optical elements in-between
    • G02B3/0068—Stacked lens arrays, i.e. refractive surfaces arranged in at least two planes, without structurally separate optical elements in-between arranged in a single integral body or plate, e.g. laminates or hybrid structures with other optical elements

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Planar Illumination Modules (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
CN201480014374.7A 2013-03-25 2014-03-25 具有分体式光扩散结构的双面的膜 Active CN105190369B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US13/850,277 2013-03-25
US13/850,277 US9784902B2 (en) 2013-03-25 2013-03-25 Dual-sided film with split light spreading structures
PCT/US2014/031655 WO2014160670A1 (en) 2013-03-25 2014-03-25 Dual-sided film with split light spreading structures

Publications (2)

Publication Number Publication Date
CN105190369A CN105190369A (zh) 2015-12-23
CN105190369B true CN105190369B (zh) 2019-02-19

Family

ID=50729805

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201480014374.7A Active CN105190369B (zh) 2013-03-25 2014-03-25 具有分体式光扩散结构的双面的膜

Country Status (7)

Country Link
US (2) US9784902B2 (cg-RX-API-DMAC10.html)
EP (1) EP2979118B1 (cg-RX-API-DMAC10.html)
JP (1) JP6584386B2 (cg-RX-API-DMAC10.html)
KR (1) KR20150134389A (cg-RX-API-DMAC10.html)
CN (1) CN105190369B (cg-RX-API-DMAC10.html)
TW (1) TWI618948B (cg-RX-API-DMAC10.html)
WO (1) WO2014160670A1 (cg-RX-API-DMAC10.html)

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