JPH0827438B2 - 像投影装置 - Google Patents

像投影装置

Info

Publication number
JPH0827438B2
JPH0827438B2 JP3199987A JP19998791A JPH0827438B2 JP H0827438 B2 JPH0827438 B2 JP H0827438B2 JP 3199987 A JP3199987 A JP 3199987A JP 19998791 A JP19998791 A JP 19998791A JP H0827438 B2 JPH0827438 B2 JP H0827438B2
Authority
JP
Japan
Prior art keywords
lens
image
reflector
image projection
beam splitter
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
JP3199987A
Other languages
English (en)
Japanese (ja)
Other versions
JPH04234016A (ja
Inventor
アンドリアヌス・ヨハネス・ステファヌス・マリア・デ・ファーン
アンドリアヌス・ヘンリカス・ヨハネス・ファン・デン・ブラント
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.)
Koninklijke Philips NV
Original Assignee
Philips Electronics NV
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 Philips Electronics NV filed Critical Philips Electronics NV
Publication of JPH04234016A publication Critical patent/JPH04234016A/ja
Publication of JPH0827438B2 publication Critical patent/JPH0827438B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/74—Projection arrangements for image reproduction, e.g. using eidophor
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/28—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising
    • G02B27/283—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising used for beam splitting or combining

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Liquid Crystal (AREA)
  • Projection Apparatus (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
JP3199987A 1990-07-16 1991-07-15 像投影装置 Expired - Fee Related JPH0827438B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL9001610 1990-07-16
NL9001610A NL9001610A (nl) 1990-07-16 1990-07-16 Beeldprojektie-inrichting.

Publications (2)

Publication Number Publication Date
JPH04234016A JPH04234016A (ja) 1992-08-21
JPH0827438B2 true JPH0827438B2 (ja) 1996-03-21

Family

ID=19857417

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3199987A Expired - Fee Related JPH0827438B2 (ja) 1990-07-16 1991-07-15 像投影装置

Country Status (7)

Country Link
EP (1) EP0467447B1 (show.php)
JP (1) JPH0827438B2 (show.php)
KR (1) KR100250846B1 (show.php)
CN (1) CN1047670C (show.php)
DE (1) DE69123189T2 (show.php)
NL (1) NL9001610A (show.php)
TW (1) TW239191B (show.php)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5400093A (en) * 1992-12-28 1995-03-21 U.S. Philips Corporation Image projection system with autofocusing
EP0605053B1 (en) * 1992-12-28 1997-11-19 Koninklijke Philips Electronics N.V. Image projection system with autofocussing
DE69433318T2 (de) * 1993-03-16 2004-09-16 Seiko Epson Corp. Anzeigevorrichtung vom projektionstyp
US5434632A (en) * 1993-03-22 1995-07-18 U.S. Philips Corporation Image projection apparatus with a autofocusing system
BE1007993A3 (nl) * 1993-12-17 1995-12-05 Philips Electronics Nv Belichtingsstelsel voor een kleurenbeeldprojectie-inrichting en circulaire polarisator geschikt voor toepassing in een dergelijk belichtingsstelsel en kleurenbeeldprojectie-inrichting bevattende een dergelijk belichtingsstelsel met circulaire polarisator.
JP3390541B2 (ja) * 1994-09-06 2003-03-24 株式会社日立製作所 荷電粒子投射装置
GB2296808A (en) * 1994-12-29 1996-07-10 Sharp Kk Illumination system for display device
GB2306741A (en) 1995-10-24 1997-05-07 Sharp Kk Illuminator
JPH09265264A (ja) * 1996-03-27 1997-10-07 Casio Comput Co Ltd 表示装置
KR100495322B1 (ko) * 1996-11-25 2005-09-27 코닌클리케 필립스 일렉트로닉스 엔.브이. 영상 투사모듈 및 그 모듈을 구비한 영상 투사장치
TW372281B (en) * 1996-11-25 1999-10-21 Koninkl Philips Electronics Nv Illumination system and image projection device provided with such an illumination system
EP0899600B1 (en) 1997-08-26 2003-10-22 Victor Company of Japan, Ltd. Projection-type display apparatus having polarized beam splitters and an illuminating device
JP2002508092A (ja) 1998-04-02 2002-03-12 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 増強された輝度を有する画像投射装置
JP4341108B2 (ja) * 1999-07-14 2009-10-07 ソニー株式会社 虚像観察光学装置
WO2001023941A1 (en) 1999-09-29 2001-04-05 Koninklijke Philips Electronics N.V. Image projection system
WO2001038928A1 (en) 1999-11-22 2001-05-31 Koninklijke Philips Electronics N.V. Image projection system
JP3823659B2 (ja) 2000-02-04 2006-09-20 セイコーエプソン株式会社 プロジェクタ
KR20030004961A (ko) * 2001-07-13 2003-01-15 허상열 양변기식(소,대변분리식)화장실 및 정화시설라인)
US7242524B2 (en) 2003-11-25 2007-07-10 Pc Mirage, Llc Optical system for forming a real image in space
JP4410055B2 (ja) * 2004-08-02 2010-02-03 日東電工株式会社 位相差粘着剤層、その製造方法、粘着型光学フィルム、その製造方法および画像表示装置
JP6131263B2 (ja) * 2011-12-05 2017-05-17 テクニッシュ ウニバルシテイト アイントホーフェン 誤差に対する許容度を高めた偏光変換器
EP3929652B1 (en) * 2020-06-24 2024-08-21 Universität Stuttgart Optical converter, optical coupler, optical device, and method for generating polarized radiation

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1141599A (en) * 1965-07-02 1969-01-29 Ibm Polarized light separator
DE1956965A1 (de) * 1969-11-12 1971-05-19 Dumont Frank James Polarisationsprisma
JPS61126504A (ja) * 1984-11-26 1986-06-14 Ricoh Co Ltd 偏光素子
JPH0239084A (ja) * 1988-07-29 1990-02-08 Citizen Watch Co Ltd 画像投影装置

Also Published As

Publication number Publication date
JPH04234016A (ja) 1992-08-21
EP0467447B1 (en) 1996-11-20
TW239191B (show.php) 1995-01-21
KR100250846B1 (ko) 2000-04-01
CN1059035A (zh) 1992-02-26
EP0467447A1 (en) 1992-01-22
DE69123189T2 (de) 1997-05-28
NL9001610A (nl) 1992-02-17
DE69123189D1 (de) 1997-01-02
KR920003772A (ko) 1992-02-29
CN1047670C (zh) 1999-12-22

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Legal Events

Date Code Title Description
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 19961008

LAPS Cancellation because of no payment of annual fees