DE69714972D1 - Verfahren zur Herstellung eines Linsenblatts - Google Patents

Verfahren zur Herstellung eines Linsenblatts

Info

Publication number
DE69714972D1
DE69714972D1 DE69714972T DE69714972T DE69714972D1 DE 69714972 D1 DE69714972 D1 DE 69714972D1 DE 69714972 T DE69714972 T DE 69714972T DE 69714972 T DE69714972 T DE 69714972T DE 69714972 D1 DE69714972 D1 DE 69714972D1
Authority
DE
Germany
Prior art keywords
making
lens sheet
lens
sheet
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
DE69714972T
Other languages
English (en)
Other versions
DE69714972T2 (de
Inventor
Futoshi Osawa
Masahiro Goto
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dai Nippon Printing Co Ltd
Original Assignee
Dai Nippon Printing Co Ltd
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 Dai Nippon Printing Co Ltd filed Critical Dai Nippon Printing Co Ltd
Publication of DE69714972D1 publication Critical patent/DE69714972D1/de
Application granted granted Critical
Publication of DE69714972T2 publication Critical patent/DE69714972T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B3/00—Simple or compound lenses
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D11/00—Producing optical elements, e.g. lenses or prisms
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D11/00—Producing optical elements, e.g. lenses or prisms
    • B29D11/00009—Production of simple or compound lenses
    • B29D11/00278—Lenticular sheets
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B3/00—Simple or compound lenses
    • G02B3/02—Simple or compound lenses with non-spherical faces
    • G02B3/08—Simple or compound lenses with non-spherical faces with discontinuous faces, e.g. Fresnel lens
DE69714972T 1996-11-27 1997-11-27 Verfahren zur Herstellung eines Linsenblatts Expired - Fee Related DE69714972T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP31636496 1996-11-27
PCT/JP1997/004325 WO1998023978A1 (fr) 1996-11-27 1997-11-27 Procede de fabrication de feuille de lentille et d'ecran de projection

Publications (2)

Publication Number Publication Date
DE69714972D1 true DE69714972D1 (de) 2002-10-02
DE69714972T2 DE69714972T2 (de) 2003-05-28

Family

ID=18076283

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69714972T Expired - Fee Related DE69714972T2 (de) 1996-11-27 1997-11-27 Verfahren zur Herstellung eines Linsenblatts

Country Status (9)

Country Link
US (1) US6071443A (de)
EP (1) EP0882998B1 (de)
JP (1) JP3962092B2 (de)
KR (1) KR100516922B1 (de)
CA (1) CA2243114C (de)
DE (1) DE69714972T2 (de)
DK (1) DK0882998T3 (de)
TW (1) TW370626B (de)
WO (1) WO1998023978A1 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6307243B1 (en) * 1999-07-19 2001-10-23 Micron Technology, Inc. Microlens array with improved fill factor
JP2002144353A (ja) * 2000-11-14 2002-05-21 Dainippon Printing Co Ltd レンズシート形成用樹脂の塗工方法及び塗工装置
JP2002160230A (ja) * 2000-11-28 2002-06-04 Dainippon Printing Co Ltd レンズシートの製造方法及び製造装置
US6758992B2 (en) 2001-02-28 2004-07-06 3M Innovative Properties Company Process of stripe coating to produce microstructured composite articles
KR100568581B1 (ko) * 2003-04-14 2006-04-07 주식회사 미뉴타텍 미세패턴 형성 몰드용 조성물 및 이로부터 제작된 몰드
JP2006091468A (ja) * 2004-09-24 2006-04-06 Sony Corp 光透過体、光拡散板、及びプロジェクター装置用スクリーン
JP4985754B2 (ja) * 2009-12-18 2012-07-25 大日本印刷株式会社 反射防止フィルムの製造方法及び製造装置
JP5229206B2 (ja) * 2009-12-18 2013-07-03 大日本印刷株式会社 反射防止フィルムの製造方法
JP6402625B2 (ja) 2013-03-28 2018-10-10 三菱ケミカル株式会社 光学フィルムの製造方法、光学フィルム、面発光体及び光学フィルムの製造装置

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3689346A (en) * 1970-09-29 1972-09-05 Rowland Dev Corp Method for producing retroreflective material
JP2790181B2 (ja) * 1987-06-30 1998-08-27 大日本印刷株式会社 レンズシートおよびその製造方法
JPH03128212A (ja) * 1989-10-16 1991-05-31 Mitsubishi Rayon Co Ltd レンズシートの製造方法
JP2975121B2 (ja) * 1990-12-17 1999-11-10 大日本印刷株式会社 フレネルレンズ形成用組成物、該組成物を使用したフレネルレンズおよび透過型スクリーン
JPH06201903A (ja) * 1992-08-20 1994-07-22 Mitsubishi Rayon Co Ltd レンズシートの製造方法
JPH0667002A (ja) * 1992-08-20 1994-03-11 Mitsubishi Rayon Co Ltd レンズシートの製造方法
JP3370390B2 (ja) * 1992-08-21 2003-01-27 三菱レイヨン株式会社 レンズシートの製造方法
JPH07276371A (ja) * 1994-04-13 1995-10-24 Dainippon Printing Co Ltd リニアフレネルレンズ用金型の製造方法
JP3465086B2 (ja) * 1994-05-20 2003-11-10 大日本印刷株式会社 光制御レンズシート、面光源及び透過型表示体

Also Published As

Publication number Publication date
KR19990081971A (ko) 1999-11-15
US6071443A (en) 2000-06-06
EP0882998A4 (de) 1999-04-14
TW370626B (en) 1999-09-21
JP3962092B2 (ja) 2007-08-22
EP0882998A1 (de) 1998-12-09
DK0882998T3 (da) 2002-12-02
KR100516922B1 (ko) 2005-11-29
CA2243114C (en) 2005-05-10
CA2243114A1 (en) 1998-06-04
WO1998023978A1 (fr) 1998-06-04
DE69714972T2 (de) 2003-05-28
EP0882998B1 (de) 2002-08-28

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee