PL3550338T3 - Odblaskowa płytka dyfuzyjna, urządzenie wyświetlające, urządzenie projekcyjne i urządzenie oświetleniowe - Google Patents

Odblaskowa płytka dyfuzyjna, urządzenie wyświetlające, urządzenie projekcyjne i urządzenie oświetleniowe

Info

Publication number
PL3550338T3
PL3550338T3 PL17886466.6T PL17886466T PL3550338T3 PL 3550338 T3 PL3550338 T3 PL 3550338T3 PL 17886466 T PL17886466 T PL 17886466T PL 3550338 T3 PL3550338 T3 PL 3550338T3
Authority
PL
Poland
Prior art keywords
diffuser plate
reflective diffuser
projection
display device
lighting
Prior art date
Application number
PL17886466.6T
Other languages
English (en)
Inventor
Mitsuo Arima
Tsutomu Nagahama
Original Assignee
Dexerials Corporation
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 Dexerials Corporation filed Critical Dexerials Corporation
Publication of PL3550338T3 publication Critical patent/PL3550338T3/pl

Links

Classifications

    • 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
    • G02B3/0056—Arrays characterized by the distribution or form of lenses arranged along two different directions in a plane, e.g. honeycomb arrangement of lenses
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/02—Diffusing elements; Afocal elements
    • 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
    • G02B5/0221—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 an irregular structure
    • 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
    • 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
    • G02B3/0043—Inhomogeneous or irregular arrays, e.g. varying shape, size, height
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/08—Mirrors
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/20—Filters
    • G02B5/28—Interference filters
    • G02B5/284—Interference filters of etalon type comprising a resonant cavity other than a thin solid film, e.g. gas, air, solid plates

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Optical Elements Other Than Lenses (AREA)
PL17886466.6T 2016-12-28 2017-12-05 Odblaskowa płytka dyfuzyjna, urządzenie wyświetlające, urządzenie projekcyjne i urządzenie oświetleniowe PL3550338T3 (pl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2016256464A JP6826433B2 (ja) 2016-12-28 2016-12-28 反射型拡散板、表示装置、投影装置及び照明装置
PCT/JP2017/043624 WO2018123465A1 (ja) 2016-12-28 2017-12-05 反射型拡散板、表示装置、投影装置及び照明装置

Publications (1)

Publication Number Publication Date
PL3550338T3 true PL3550338T3 (pl) 2023-10-23

Family

ID=62710982

Family Applications (1)

Application Number Title Priority Date Filing Date
PL17886466.6T PL3550338T3 (pl) 2016-12-28 2017-12-05 Odblaskowa płytka dyfuzyjna, urządzenie wyświetlające, urządzenie projekcyjne i urządzenie oświetleniowe

Country Status (7)

Country Link
US (1) US11002889B2 (pl)
EP (1) EP3550338B1 (pl)
JP (1) JP6826433B2 (pl)
KR (1) KR102501349B1 (pl)
CN (1) CN110114698B (pl)
PL (1) PL3550338T3 (pl)
WO (1) WO2018123465A1 (pl)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7358730B2 (ja) * 2018-10-03 2023-10-11 凸版印刷株式会社 発色構造体
US11531232B2 (en) 2020-01-24 2022-12-20 Brightview Technologies, Inc. Optical film for back light unit and back light unit including same
KR102740171B1 (ko) * 2020-03-16 2024-12-09 엘지이노텍 주식회사 카메라 모듈
CN111239869B (zh) * 2020-03-19 2022-02-22 宁波舜宇车载光学技术有限公司 扩散板
US11592599B2 (en) * 2020-04-23 2023-02-28 Luminit Llc Flat top diffuser for laser application
JP2021189393A (ja) * 2020-06-04 2021-12-13 Ｅｎｅｏｓ株式会社 マイクロレンズアレイを用いた光拡散板及びその製造方法
CN111929978A (zh) * 2020-10-15 2020-11-13 成都菲斯特科技有限公司 一种投影屏幕及投影系统
JP7785449B2 (ja) * 2020-12-18 2025-12-15 デクセリアルズ株式会社 拡散板、表示装置、投影装置、照明装置およびリモートセンシング用光源
CN113156558A (zh) * 2021-03-19 2021-07-23 苏州维旺科技有限公司 一种Mini LED扩散片及其制备工艺、背光模组
CN116243411B (zh) * 2021-12-07 2025-10-10 宁波舜宇车载光学技术有限公司 一种扩散板器件及制造其的方法、投影装置、显示装置
CN221079143U (zh) 2023-05-22 2024-06-04 亮视技术公司 背光单元
CN119620260A (zh) * 2025-01-10 2025-03-14 超丰微纳科技(宁波)有限公司 一种微透镜单元随机偏心的光学扩散片及设计方法

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2881877B2 (ja) 1989-12-21 1999-04-12 株式会社ニコン 焦点板
US5903392A (en) * 1997-05-19 1999-05-11 Dai Nippon Printing Co., Ltd. Reflecting screen
WO2002010806A1 (en) 2000-07-28 2002-02-07 Matsushita Electric Industrial Co., Ltd. Reflection sheet and production method therefor, and display unit using it
WO2002010804A1 (en) * 2000-07-31 2002-02-07 Rochester Photonics Corporation Structure screens for controlled spreading of light
US6859326B2 (en) * 2002-09-20 2005-02-22 Corning Incorporated Random microlens array for optical beam shaping and homogenization
JP4394919B2 (ja) 2002-10-04 2010-01-06 恵和株式会社 光学シート及びこれを用いたバックライトユニット
KR20100006501A (ko) * 2008-07-09 2010-01-19 주식회사 두산 고확산 집광 렌즈 시트 및 이를 이용한 백라이트 어셈블리
CN103460160A (zh) 2011-02-07 2013-12-18 迪睿合电子材料有限公司 透明导电性元件、输入装置、电子设备以及透明导电性元件制作用原盘
JP5950505B2 (ja) * 2011-04-08 2016-07-13 キヤノン株式会社 屈折率分布構造体とその製造方法、屈折率分布構造体を備えた画像表示装置
JP6815200B2 (ja) * 2014-09-30 2021-01-20 株式会社クラレ 拡散板の製造方法
TWI653471B (zh) * 2014-09-30 2019-03-11 Kuraray Co., Ltd. 擴散板及擴散板之設計方法
US11231527B2 (en) * 2015-03-12 2022-01-25 Kuraray Co., Ltd. Diffuser plate
JP2016186601A (ja) * 2015-03-27 2016-10-27 リコーインダストリアルソリューションズ株式会社 反射型拡散板およびこれを用いた光学機器
CN109477911B (zh) * 2016-05-25 2021-06-04 赫普塔冈微光有限公司 微透镜阵列漫射器

Also Published As

Publication number Publication date
JP6826433B2 (ja) 2021-02-03
JP2018109669A (ja) 2018-07-12
WO2018123465A1 (ja) 2018-07-05
US11002889B2 (en) 2021-05-11
CN110114698B (zh) 2022-04-05
EP3550338A4 (en) 2020-08-12
US20200386919A1 (en) 2020-12-10
CN110114698A (zh) 2019-08-09
KR20190097077A (ko) 2019-08-20
EP3550338B1 (en) 2023-07-12
EP3550338A1 (en) 2019-10-09
KR102501349B1 (ko) 2023-02-17

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