PL3343252T3 - Płytka dyfuzyjna, urządzenie wyświetlające, urządzenie projekcyjne i urządzenie oświetleniowe - Google Patents

Płytka dyfuzyjna, urządzenie wyświetlające, urządzenie projekcyjne i urządzenie oświetleniowe

Info

Publication number
PL3343252T3
PL3343252T3 PL16851913.0T PL16851913T PL3343252T3 PL 3343252 T3 PL3343252 T3 PL 3343252T3 PL 16851913 T PL16851913 T PL 16851913T PL 3343252 T3 PL3343252 T3 PL 3343252T3
Authority
PL
Poland
Prior art keywords
diffuser plate
projection
lighting
display device
display
Prior art date
Application number
PL16851913.0T
Other languages
English (en)
Inventor
Mitsuo Arima
Masayuki Ishiwata
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 PL3343252T3 publication Critical patent/PL3343252T3/pl

Links

Classifications

    • 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
    • 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
    • F21V3/00—Globes; Bowls; Cover glasses
    • F21V3/04—Globes; Bowls; Cover glasses characterised by materials, surface treatments or coatings
    • F21V3/049—Patterns or structured surfaces for diffusing light, e.g. frosted surfaces
    • 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
    • F21V5/004—Refractors for light sources using microoptical elements for redirecting or diffusing light using microlenses
    • 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
    • G02B27/09—Beam shaping, e.g. changing the cross-sectional area, not otherwise provided for
    • G02B27/0938—Using specific optical elements
    • G02B27/095—Refractive optical elements
    • G02B27/0955—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
    • G02B5/02—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
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/14—Details

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Liquid Crystal (AREA)
  • Projection Apparatus (AREA)
  • Planar Illumination Modules (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
PL16851913.0T 2015-10-02 2016-09-30 Płytka dyfuzyjna, urządzenie wyświetlające, urządzenie projekcyjne i urządzenie oświetleniowe PL3343252T3 (pl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2015197187A JP6753660B2 (ja) 2015-10-02 2015-10-02 拡散板、表示装置、投影装置及び照明装置
PCT/JP2016/079150 WO2017057744A1 (ja) 2015-10-02 2016-09-30 拡散板、表示装置、投影装置及び照明装置

Publications (1)

Publication Number Publication Date
PL3343252T3 true PL3343252T3 (pl) 2023-06-19

Family

ID=58424091

Family Applications (1)

Application Number Title Priority Date Filing Date
PL16851913.0T PL3343252T3 (pl) 2015-10-02 2016-09-30 Płytka dyfuzyjna, urządzenie wyświetlające, urządzenie projekcyjne i urządzenie oświetleniowe

Country Status (6)

Country Link
US (1) US10859735B2 (pl)
EP (1) EP3343252B1 (pl)
JP (1) JP6753660B2 (pl)
CN (1) CN108139512B (pl)
PL (1) PL3343252T3 (pl)
WO (1) WO2017057744A1 (pl)

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JP2019015753A (ja) * 2017-07-03 2019-01-31 リコーインダストリアルソリューションズ株式会社 拡散板及び光学系
US10884264B2 (en) * 2018-01-30 2021-01-05 Sightglass Vision, Inc. Ophthalmic lenses with light scattering for treating myopia
US10847071B2 (en) * 2018-04-30 2020-11-24 Apple Inc. Electronic devices having ambient light sensors with lens diffusers
NZ771500A (en) 2018-07-12 2023-05-26 Sightglass Vision Inc Methods and devices for reducing myopia in children
DE102018120725A1 (de) * 2018-08-24 2020-02-27 Sick Ag Optisches Strahlformungselement, Lichtsenderanordnung und optoelektronische Sensoranordnung
CN110865509B (zh) * 2018-08-27 2022-01-04 深圳光峰科技股份有限公司 投影屏幕及其制造方法
JP7493317B2 (ja) * 2018-09-21 2024-05-31 デクセリアルズ株式会社 光拡散板、画像表示装置及び照明装置
WO2020059770A1 (ja) * 2018-09-21 2020-03-26 デクセリアルズ株式会社 光拡散板、画像表示装置及び照明装置
US12092836B2 (en) * 2018-10-26 2024-09-17 Viavi Solutions Inc. Optical element and optical system
CN109541810B (zh) * 2018-12-20 2025-06-10 珠海迈时光电科技有限公司 一种匀光器
CN109471267B (zh) * 2019-01-11 2025-05-16 珠海迈时光电科技有限公司 一种激光匀化器
CN112394523A (zh) * 2019-08-19 2021-02-23 上海鲲游光电科技有限公司 匀光元件及其随机规则制造方法和系统以及电子设备
JP7705235B2 (ja) * 2019-10-25 2025-07-09 デクセリアルズ株式会社 拡散板、表示装置、投影装置及び照明装置
WO2021079923A1 (ja) * 2019-10-25 2021-04-29 デクセリアルズ株式会社 拡散板、表示装置、投影装置及び照明装置
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
CN114114477B (zh) * 2020-08-31 2025-11-18 苏州苏大维格科技集团股份有限公司 微型微透镜阵列匀光结构及其制作方法、tof镜头及设备
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
CN113376719B (zh) * 2021-04-25 2022-07-15 苏州苏大维格科技集团股份有限公司 一种工程扩散片及随机微透镜阵列边界处理方法
CN216387438U (zh) * 2021-09-30 2022-04-26 苏州苏大维格科技集团股份有限公司 组合式微透镜阵列匀光结构及装设有该结构的镜头、设备
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

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KR20020057964A (ko) * 2000-07-31 2002-07-12 코닝 로체스터 포토닉스 코포레이션 빛을 제어하여 발산시키기 위한 구조 스크린
US6859326B2 (en) * 2002-09-20 2005-02-22 Corning Incorporated Random microlens array for optical beam shaping and homogenization
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WO2011004898A1 (ja) 2009-07-08 2011-01-13 住友化学株式会社 光拡散フィルムおよびそれを含む液晶表示装置
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CN102508325A (zh) 2011-10-31 2012-06-20 常州山由帝杉防护材料制造有限公司 一种扩散膜及其制备方法
KR101781206B1 (ko) 2011-12-30 2017-09-25 에스케이씨하이테크앤마케팅(유) 마이크로 렌즈 광학시트, 및 이를 이용한 백라이트 유닛 및 액정 표시 장치
CN103807804B (zh) 2012-11-15 2018-07-06 欧司朗有限公司 透镜、透镜的制造方法以及具有该透镜的照明装置
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CN104110649A (zh) 2013-04-18 2014-10-22 鸿富锦精密工业（深圳）有限公司 扩散板及背光模组
JP6680455B2 (ja) 2013-07-09 2020-04-15 Ａｇｃ株式会社 光学素子及び投影装置
JP6260819B2 (ja) * 2014-02-20 2018-01-17 カシオ計算機株式会社 光源装置及びプロジェクタ
CN104570172A (zh) 2014-12-11 2015-04-29 太湖金张科技股份有限公司 一种光学扩散结构及背光源器件

Also Published As

Publication number Publication date
CN108139512A (zh) 2018-06-08
JP2017068216A (ja) 2017-04-06
EP3343252A4 (en) 2019-06-05
WO2017057744A1 (ja) 2017-04-06
EP3343252B1 (en) 2023-03-29
JP6753660B2 (ja) 2020-09-09
EP3343252A1 (en) 2018-07-04
US20180284326A1 (en) 2018-10-04
US10859735B2 (en) 2020-12-08
CN108139512B (zh) 2021-10-08

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