TW200540553A - Lens sheets for rear projection screens - Google Patents

Lens sheets for rear projection screens Download PDF

Info

Publication number
TW200540553A
TW200540553A TW094111428A TW94111428A TW200540553A TW 200540553 A TW200540553 A TW 200540553A TW 094111428 A TW094111428 A TW 094111428A TW 94111428 A TW94111428 A TW 94111428A TW 200540553 A TW200540553 A TW 200540553A
Authority
TW
Taiwan
Prior art keywords
weight
lens sheet
surface layer
styrene
layer
Prior art date
Application number
TW094111428A
Other languages
English (en)
Chinese (zh)
Inventor
Yukio Kokuzawa
Katsuyuki Murai
Shinpei Arita
Original Assignee
Mitsubishi Gas Chemical Co
Japan Acryace Corp
Arisawa Seisakusho Kk
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 Mitsubishi Gas Chemical Co, Japan Acryace Corp, Arisawa Seisakusho Kk filed Critical Mitsubishi Gas Chemical Co
Publication of TW200540553A publication Critical patent/TW200540553A/zh

Links

Classifications

    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03BAPPARATUS 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
    • G03B21/00Projectors or projection-type viewers; Accessories therefor
    • G03B21/54Accessories
    • G03B21/56Projection screens
    • G03B21/60Projection screens characterised by the nature of the surface
    • G03B21/602Lenticular screens
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03BAPPARATUS 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
    • G03B21/00Projectors or projection-type viewers; Accessories therefor
    • G03B21/54Accessories
    • G03B21/56Projection screens
    • G03B21/60Projection screens characterised by the nature of the surface
    • G03B21/62Translucent screens
    • G03B21/625Lenticular translucent screens

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Overhead Projectors And Projection Screens (AREA)
  • Laminated Bodies (AREA)
TW094111428A 2004-04-13 2005-04-12 Lens sheets for rear projection screens TW200540553A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2004117852A JP2005300967A (ja) 2004-04-13 2004-04-13 背面投射型スクリーン

Publications (1)

Publication Number Publication Date
TW200540553A true TW200540553A (en) 2005-12-16

Family

ID=35060251

Family Applications (1)

Application Number Title Priority Date Filing Date
TW094111428A TW200540553A (en) 2004-04-13 2005-04-12 Lens sheets for rear projection screens

Country Status (5)

Country Link
US (1) US7369311B2 (enExample)
JP (1) JP2005300967A (enExample)
KR (1) KR101174144B1 (enExample)
CN (1) CN1683993B (enExample)
TW (1) TW200540553A (enExample)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100588296C (zh) 2002-05-13 2010-02-03 约翰逊父子公司 用于产生光和香味的组合表示的装置和方法
US7932482B2 (en) 2003-02-07 2011-04-26 S.C. Johnson & Son, Inc. Diffuser with light emitting diode nightlight
USD542400S1 (en) 2005-03-31 2007-05-08 S.C. Johnson & Son, Inc. Diffuser
USD541922S1 (en) 2005-03-31 2007-05-01 S.C. Johnson & Son, Inc. Diffuser
US7589340B2 (en) 2005-03-31 2009-09-15 S.C. Johnson & Son, Inc. System for detecting a container or contents of the container
US7643734B2 (en) 2005-03-31 2010-01-05 S.C. Johnson & Son, Inc. Bottle eject mechanism
US7281811B2 (en) 2005-03-31 2007-10-16 S. C. Johnson & Son, Inc. Multi-clarity lenses
JPWO2008004575A1 (ja) * 2006-07-07 2009-12-03 株式会社クラレ 光学シート、表示スクリーン及び表示装置
JP5358280B2 (ja) * 2009-05-12 2013-12-04 日立コンシューマエレクトロニクス株式会社 投写ボード装置、及びこれに用いる透過型スクリーン
WO2013157530A1 (ja) 2012-04-17 2013-10-24 三菱瓦斯化学株式会社 積層体
JP6429434B2 (ja) 2012-05-23 2018-11-28 キヤノン株式会社 プラスチック光学部材及びその製造方法
US20190039359A1 (en) * 2016-02-05 2019-02-07 Mitsubishi Gas Chemical Company, Inc. Stretched multilayer thermoplastic resin film
WO2020125317A1 (zh) * 2018-12-19 2020-06-25 青岛海信激光显示股份有限公司 一种投影屏幕及激光投影装置
CN111596512B (zh) * 2020-06-28 2021-08-27 歌尔光学科技有限公司 投影镜头和投影设备
KR102444334B1 (ko) * 2022-07-26 2022-09-19 (주)월러스코디자인랩 후면 투사 스크린용 대형 수지 패널 및 이의 제조 방법

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5675435A (en) * 1995-03-16 1997-10-07 Kuraray Co., Ltd. Rear projection image display device
JP3532393B2 (ja) * 1997-08-29 2004-05-31 大日本印刷株式会社 透過型スクリーン
JP2002243917A (ja) * 2001-02-19 2002-08-28 Asahi Kasei Corp フレネルレンズ用原板シート

Also Published As

Publication number Publication date
JP2005300967A (ja) 2005-10-27
US20050225856A1 (en) 2005-10-13
US7369311B2 (en) 2008-05-06
CN1683993B (zh) 2010-04-28
KR20060045636A (ko) 2006-05-17
CN1683993A (zh) 2005-10-19
KR101174144B1 (ko) 2012-08-14

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