KR20150134389A - 분할된 광 확산 구조물을 갖는 양면 필름 - Google Patents

분할된 광 확산 구조물을 갖는 양면 필름 Download PDF

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Publication number
KR20150134389A
KR20150134389A KR1020157030360A KR20157030360A KR20150134389A KR 20150134389 A KR20150134389 A KR 20150134389A KR 1020157030360 A KR1020157030360 A KR 1020157030360A KR 20157030360 A KR20157030360 A KR 20157030360A KR 20150134389 A KR20150134389 A KR 20150134389A
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KR
South Korea
Prior art keywords
light
prism
divided
film
diffusion
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.)
Ceased
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KR1020157030360A
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English (en)
Korean (ko)
Inventor
니콜라스 에이 존슨
마이클 제이 시코라
마이클 이 로터스
존 에이 휘틀리
Original Assignee
쓰리엠 이노베이티브 프로퍼티즈 컴파니
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.)
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Application filed by 쓰리엠 이노베이티브 프로퍼티즈 컴파니 filed Critical 쓰리엠 이노베이티브 프로퍼티즈 컴파니
Publication of KR20150134389A publication Critical patent/KR20150134389A/ko
Ceased legal-status Critical Current

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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

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  • 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)
KR1020157030360A 2013-03-25 2014-03-25 분할된 광 확산 구조물을 갖는 양면 필름 Ceased KR20150134389A (ko)

Applications Claiming Priority (3)

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

Publications (1)

Publication Number Publication Date
KR20150134389A true KR20150134389A (ko) 2015-12-01

Family

ID=50729805

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020157030360A Ceased KR20150134389A (ko) 2013-03-25 2014-03-25 분할된 광 확산 구조물을 갖는 양면 필름

Country Status (7)

Country Link
US (2) US9784902B2 (https=)
EP (1) EP2979118B1 (https=)
JP (1) JP6584386B2 (https=)
KR (1) KR20150134389A (https=)
CN (1) CN105190369B (https=)
TW (1) TWI618948B (https=)
WO (1) WO2014160670A1 (https=)

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US10466405B2 (en) 2016-06-14 2019-11-05 Keiwa Inc. Prism sheet for backlight unit and backlight unit for liquid crystal display device

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JP2016520855A (ja) 2016-07-14
CN105190369B (zh) 2019-02-19
EP2979118A1 (en) 2016-02-03
TW201447376A (zh) 2014-12-16
US10247872B2 (en) 2019-04-02
JP6584386B2 (ja) 2019-10-02
US9784902B2 (en) 2017-10-10
TWI618948B (zh) 2018-03-21
EP2979118B1 (en) 2019-06-05
WO2014160670A1 (en) 2014-10-02
US20140286044A1 (en) 2014-09-25
CN105190369A (zh) 2015-12-23

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