CN1898602A - 背投影屏幕 - Google Patents

背投影屏幕 Download PDF

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Publication number
CN1898602A
CN1898602A CNA2005800012879A CN200580001287A CN1898602A CN 1898602 A CN1898602 A CN 1898602A CN A2005800012879 A CNA2005800012879 A CN A2005800012879A CN 200580001287 A CN200580001287 A CN 200580001287A CN 1898602 A CN1898602 A CN 1898602A
Authority
CN
China
Prior art keywords
projection screen
rear projection
light
forms
optical 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.)
Pending
Application number
CNA2005800012879A
Other languages
English (en)
Chinese (zh)
Inventor
尹敬准
金汉必
李根熙
金旭
边锡柱
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.)
OPTICAL CO Ltd
LG Corp
Original Assignee
OPTICAL CO Ltd
LG Chemical 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 OPTICAL CO Ltd, LG Chemical Co Ltd filed Critical OPTICAL CO Ltd
Publication of CN1898602A publication Critical patent/CN1898602A/zh
Pending 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
    • G03B21/62—Translucent screens
    • G03B21/625—Lenticular translucent screens
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
    • G02B1/04—Optical elements characterised by the material of which they are made; Optical coatings for optical elements made of organic materials, e.g. plastics
    • 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
    • G02B5/0231—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 microprismatic or micropyramidal shape
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
    • H04N9/3141—Constructional details thereof

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Overhead Projectors And Projection Screens (AREA)
  • Optical Elements Other Than Lenses (AREA)
CNA2005800012879A 2004-09-04 2005-08-31 背投影屏幕 Pending CN1898602A (zh)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
KR1020040070628 2004-09-04
KR1020040070627 2004-09-04
KR1020040070627A KR100693330B1 (ko) 2004-09-04 2004-09-04 후면 투사 스크린
KR1020040070629 2004-09-04

Publications (1)

Publication Number Publication Date
CN1898602A true CN1898602A (zh) 2007-01-17

Family

ID=37128530

Family Applications (1)

Application Number Title Priority Date Filing Date
CNA2005800012879A Pending CN1898602A (zh) 2004-09-04 2005-08-31 背投影屏幕

Country Status (2)

Country Link
KR (1) KR100693330B1 (ko)
CN (1) CN1898602A (ko)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103123434A (zh) * 2011-11-18 2013-05-29 弘胜光电股份有限公司 背投影装置
CN103488036A (zh) * 2013-09-24 2014-01-01 苏州苏大维格光电科技股份有限公司 全息立体投影屏及其投影方法
CN104062839A (zh) * 2014-07-21 2014-09-24 成都菲斯特科技有限公司 一种带正向投影光学屏幕的投影系统

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20130022987A (ko) 2011-08-26 2013-03-07 삼성전자주식회사 프로젝션용 스크린 및 그를 포함하는 프로젝션 시스템

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1308770C (zh) * 2001-01-11 2007-04-04 株式会社有泽制作所 背面透过型屏幕
JP2004061520A (ja) 2002-06-07 2004-02-26 Kimoto & Co Ltd 透過型スクリーンおよび投映装置
KR20050113006A (ko) * 2004-05-28 2005-12-01 전근섭 프로젝션 스크린 및 그 제조 방법
JP2006047784A (ja) 2004-08-05 2006-02-16 Dainippon Printing Co Ltd 遮光帯を有するレンズシート及びその製造方法

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103123434A (zh) * 2011-11-18 2013-05-29 弘胜光电股份有限公司 背投影装置
CN103488036A (zh) * 2013-09-24 2014-01-01 苏州苏大维格光电科技股份有限公司 全息立体投影屏及其投影方法
CN104062839A (zh) * 2014-07-21 2014-09-24 成都菲斯特科技有限公司 一种带正向投影光学屏幕的投影系统
CN104062839B (zh) * 2014-07-21 2016-01-20 成都菲斯特科技有限公司 一种带正向投影光学屏幕的投影系统

Also Published As

Publication number Publication date
KR100693330B1 (ko) 2007-03-12
KR20060021753A (ko) 2006-03-08

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C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C02 Deemed withdrawal of patent application after publication (patent law 2001)
WD01 Invention patent application deemed withdrawn after publication