KR101174144B1 - 배면 투사형 스크린용 렌즈 시트 - Google Patents

배면 투사형 스크린용 렌즈 시트 Download PDF

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Publication number
KR101174144B1
KR101174144B1 KR1020050030470A KR20050030470A KR101174144B1 KR 101174144 B1 KR101174144 B1 KR 101174144B1 KR 1020050030470 A KR1020050030470 A KR 1020050030470A KR 20050030470 A KR20050030470 A KR 20050030470A KR 101174144 B1 KR101174144 B1 KR 101174144B1
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KR
South Korea
Prior art keywords
surface layer
styrene
lens sheet
weight
resin
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.)
Expired - Fee Related
Application number
KR1020050030470A
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English (en)
Korean (ko)
Other versions
KR20060045636A (ko
Inventor
유키오 고쿠자와
가츠유키 무라이
신페이 아리타
Original Assignee
미츠비시 가스 가가쿠 가부시키가이샤
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 미츠비시 가스 가가쿠 가부시키가이샤 filed Critical 미츠비시 가스 가가쿠 가부시키가이샤
Publication of KR20060045636A publication Critical patent/KR20060045636A/ko
Application granted granted Critical
Publication of KR101174144B1 publication Critical patent/KR101174144B1/ko
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Classifications

    • 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
    • G03B21/54—Accessories
    • G03B21/56—Projection screens
    • G03B21/60—Projection screens characterised by the nature of the surface
    • G03B21/602—Lenticular screens
    • 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
    • G03B21/54—Accessories
    • G03B21/56—Projection screens
    • G03B21/60—Projection screens characterised by the nature of the surface
    • G03B21/62—Translucent screens
    • G03B21/625—Lenticular translucent screens

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Overhead Projectors And Projection Screens (AREA)
  • Laminated Bodies (AREA)
KR1020050030470A 2004-04-13 2005-04-12 배면 투사형 스크린용 렌즈 시트 Expired - Fee Related KR101174144B1 (ko)

Applications Claiming Priority (2)

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
JPJP-P-2004-00117852 2004-04-13

Publications (2)

Publication Number Publication Date
KR20060045636A KR20060045636A (ko) 2006-05-17
KR101174144B1 true KR101174144B1 (ko) 2012-08-14

Family

ID=35060251

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020050030470A Expired - Fee Related KR101174144B1 (ko) 2004-04-13 2005-04-12 배면 투사형 스크린용 렌즈 시트

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

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1172848A (ja) * 1997-08-29 1999-03-16 Dainippon Printing Co Ltd 透過型スクリーン

Family Cites Families (2)

* 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
JP2002243917A (ja) * 2001-02-19 2002-08-28 Asahi Kasei Corp フレネルレンズ用原板シート

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1172848A (ja) * 1997-08-29 1999-03-16 Dainippon Printing Co Ltd 透過型スクリーン

Also Published As

Publication number Publication date
TW200540553A (en) 2005-12-16
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

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