KR102630911B1 - 표면 요철 시트, 스크린, 영상 표시 시스템 및 전사 롤 - Google Patents

표면 요철 시트, 스크린, 영상 표시 시스템 및 전사 롤 Download PDF

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Publication number
KR102630911B1
KR102630911B1 KR1020207023634A KR20207023634A KR102630911B1 KR 102630911 B1 KR102630911 B1 KR 102630911B1 KR 1020207023634 A KR1020207023634 A KR 1020207023634A KR 20207023634 A KR20207023634 A KR 20207023634A KR 102630911 B1 KR102630911 B1 KR 102630911B1
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KR
South Korea
Prior art keywords
sheet
lines
concave
screen
convex
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KR1020207023634A
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English (en)
Korean (ko)
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KR20200127166A (ko
Inventor
시게루 스즈키
Original Assignee
오지 홀딩스 가부시키가이샤
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Publication of KR20200127166A publication Critical patent/KR20200127166A/ko
Application granted granted Critical
Publication of KR102630911B1 publication Critical patent/KR102630911B1/ko

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    • 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
    • G02B5/0215—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 a regular structure
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C59/00—Surface shaping of articles, e.g. embossing; Apparatus therefor
    • B29C59/02—Surface shaping of articles, e.g. embossing; Apparatus therefor by mechanical means, e.g. pressing
    • B29C59/04—Surface shaping of articles, e.g. embossing; Apparatus therefor by mechanical means, e.g. pressing using rollers or endless belts
    • 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
    • G02B5/0273—Diffusing elements; Afocal elements characterized by the use
    • G02B5/0294—Diffusing elements; Afocal elements characterized by the use adapted to provide an additional optical effect, e.g. anti-reflection or filter
    • 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
KR1020207023634A 2018-02-28 2019-02-27 표면 요철 시트, 스크린, 영상 표시 시스템 및 전사 롤 KR102630911B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JPJP-P-2018-035169 2018-02-28
JP2018035169 2018-02-28
PCT/JP2019/007413 WO2019167972A1 (ja) 2018-02-28 2019-02-27 表面凹凸シート、スクリーン、映像表示システムおよび転写ロール

Publications (2)

Publication Number Publication Date
KR20200127166A KR20200127166A (ko) 2020-11-10
KR102630911B1 true KR102630911B1 (ko) 2024-01-29

Family

ID=67805397

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020207023634A KR102630911B1 (ko) 2018-02-28 2019-02-27 표면 요철 시트, 스크린, 영상 표시 시스템 및 전사 롤

Country Status (5)

Country Link
JP (1) JP7452413B2 (ja)
KR (1) KR102630911B1 (ja)
CN (1) CN111727386B (ja)
TW (1) TWI793270B (ja)
WO (1) WO2019167972A1 (ja)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20220155874A (ko) * 2021-05-17 2022-11-24 삼성전자주식회사 프로젝터용 스크린 및 이의 제조방법
KR102553849B1 (ko) * 2021-08-31 2023-07-12 주식회사 블룸즈베리랩 시야각 및 휘도가 향상된 프로젝터용 스크린, 이를 제작하기 위한 반사도료 및 이를 이용한 스크린 제조 방법

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009075366A (ja) 2007-09-20 2009-04-09 Toppan Printing Co Ltd 光学シート、バックライトユニット及び表示装置
JP2016136254A (ja) 2015-01-20 2016-07-28 王子ホールディングス株式会社 表面微細凹凸体

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2562265B2 (ja) * 1992-11-11 1996-12-11 積水化学工業株式会社 光制御シート
JPH09159810A (ja) * 1995-10-05 1997-06-20 Sekisui Chem Co Ltd 光制御シートおよびこれを備えた面状発光装置
JP2000180967A (ja) * 1998-12-17 2000-06-30 Dainippon Printing Co Ltd プロジェクションスクリーンおよびプロジェクションディスプレイ装置
CN1382263A (zh) * 1999-10-21 2002-11-27 松下电器产业株式会社 反射板及其制造方法、显示元件和显示装置
WO2004104695A1 (ja) * 2003-05-26 2004-12-02 Sharp Kabushiki Kaisha 反射型スクリーン
JP2005266264A (ja) 2004-03-18 2005-09-29 Sony Corp スクリーン
JP5310268B2 (ja) * 2009-05-29 2013-10-09 凸版印刷株式会社 光学シート、バックライトユニット及びディスプレイ装置
JP2011180449A (ja) * 2010-03-02 2011-09-15 Sony Corp 光学体およびその製造方法、窓材、ならびに光学体の貼り合わせ方法
JP2012098595A (ja) * 2010-11-04 2012-05-24 Mitsubishi Rayon Co Ltd 導光体製造用型部材及びその製造方法
JP2012226103A (ja) * 2011-04-19 2012-11-15 Dainippon Printing Co Ltd 反射スクリーン、映像表示システム
CN103246007B (zh) * 2012-02-08 2015-04-22 颖台科技股份有限公司 导光装置、前光模块以及反射式显示器
JP2013171114A (ja) * 2012-02-20 2013-09-02 Dainippon Printing Co Ltd 反射スクリーン、映像表示システム
JP6536312B2 (ja) * 2014-09-16 2019-07-03 王子ホールディングス株式会社 表面微細凹凸体
JP2018014307A (ja) * 2016-07-22 2018-01-25 王子ホールディングス株式会社 表示装置用照明ユニットおよび表示装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009075366A (ja) 2007-09-20 2009-04-09 Toppan Printing Co Ltd 光学シート、バックライトユニット及び表示装置
JP2016136254A (ja) 2015-01-20 2016-07-28 王子ホールディングス株式会社 表面微細凹凸体

Also Published As

Publication number Publication date
CN111727386B (zh) 2022-07-19
WO2019167972A1 (ja) 2019-09-06
TWI793270B (zh) 2023-02-21
JP7452413B2 (ja) 2024-03-19
TW201942600A (zh) 2019-11-01
JPWO2019167972A1 (ja) 2021-04-08
CN111727386A (zh) 2020-09-29
KR20200127166A (ko) 2020-11-10

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