KR100765274B1 - 투사형 디스플레이 광학계 - Google Patents

투사형 디스플레이 광학계 Download PDF

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Publication number
KR100765274B1
KR100765274B1 KR1020030012292A KR20030012292A KR100765274B1 KR 100765274 B1 KR100765274 B1 KR 100765274B1 KR 1020030012292 A KR1020030012292 A KR 1020030012292A KR 20030012292 A KR20030012292 A KR 20030012292A KR 100765274 B1 KR100765274 B1 KR 100765274B1
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KR
South Korea
Prior art keywords
lens group
illumination
optical
optical axis
dmd
Prior art date
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Expired - Lifetime
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KR1020030012292A
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English (en)
Korean (ko)
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KR20040076956A (ko
Inventor
권순형
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엘지전자 주식회사
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Application filed by 엘지전자 주식회사 filed Critical 엘지전자 주식회사
Priority to KR1020030012292A priority Critical patent/KR100765274B1/ko
Priority to US10/786,305 priority patent/US7066607B2/en
Priority to TW093105143A priority patent/TWI322321B/zh
Priority to EP04004485A priority patent/EP1453324A3/en
Priority to JP2004053602A priority patent/JP4487240B2/ja
Priority to CNB200410006023XA priority patent/CN100394249C/zh
Publication of KR20040076956A publication Critical patent/KR20040076956A/ko
Priority to US11/433,352 priority patent/US7287865B2/en
Application granted granted Critical
Publication of KR100765274B1 publication Critical patent/KR100765274B1/ko
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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    • 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
    • G03B21/14—Details
    • 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
    • G02B27/0025—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for optical correction, e.g. distorsion, aberration
    • G02B27/0031—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for optical correction, e.g. distorsion, aberration for scanning purposes
    • 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
    • G02B27/09—Beam shaping, e.g. changing the cross-sectional area, not otherwise provided for
    • G02B27/0927—Systems for changing the beam intensity distribution, e.g. Gaussian to top-hat
    • 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
    • G02B27/09—Beam shaping, e.g. changing the cross-sectional area, not otherwise provided for
    • G02B27/0938—Using specific optical elements
    • G02B27/095—Refractive optical elements
    • G02B27/0955—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
    • G03B21/14—Details
    • G03B21/20—Lamp housings
    • G03B21/2066—Reflectors in illumination beam
    • 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
    • G03B21/14—Details
    • G03B21/20—Lamp housings
    • G03B21/208—Homogenising, shaping of the illumination light
    • 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
    • G03B21/14—Details
    • G03B21/28—Reflectors in projection beam
    • 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
    • H04N5/7416—Projection arrangements for image reproduction, e.g. using eidophor involving the use of a spatial light modulator, e.g. a light valve, controlled by a video signal
    • H04N5/7458—Projection arrangements for image reproduction, e.g. using eidophor involving the use of a spatial light modulator, e.g. a light valve, controlled by a video signal the modulator being an array of deformable mirrors, e.g. digital micromirror device [DMD]
    • 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]
    • H04N9/3102—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators
    • H04N9/3111—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators for displaying the colours sequentially, e.g. by using sequentially activated light sources
    • H04N9/3114—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators for displaying the colours sequentially, e.g. by using sequentially activated light sources by using a sequential colour filter producing one colour at a time
    • 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)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Optics & Photonics (AREA)
  • Projection Apparatus (AREA)
KR1020030012292A 2003-02-27 2003-02-27 투사형 디스플레이 광학계 Expired - Lifetime KR100765274B1 (ko)

Priority Applications (7)

Application Number Priority Date Filing Date Title
KR1020030012292A KR100765274B1 (ko) 2003-02-27 2003-02-27 투사형 디스플레이 광학계
US10/786,305 US7066607B2 (en) 2003-02-27 2004-02-26 Projection-type display optical system
EP04004485A EP1453324A3 (en) 2003-02-27 2004-02-27 Projection-type display optical system
JP2004053602A JP4487240B2 (ja) 2003-02-27 2004-02-27 投射型ディスプレイ光学系
TW093105143A TWI322321B (en) 2003-02-27 2004-02-27 Display optical system
CNB200410006023XA CN100394249C (zh) 2003-02-27 2004-02-27 显示光学系统
US11/433,352 US7287865B2 (en) 2003-02-27 2006-05-15 Display optical system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020030012292A KR100765274B1 (ko) 2003-02-27 2003-02-27 투사형 디스플레이 광학계

Publications (2)

Publication Number Publication Date
KR20040076956A KR20040076956A (ko) 2004-09-04
KR100765274B1 true KR100765274B1 (ko) 2007-10-09

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020030012292A Expired - Lifetime KR100765274B1 (ko) 2003-02-27 2003-02-27 투사형 디스플레이 광학계

Country Status (6)

Country Link
US (2) US7066607B2 (enExample)
EP (1) EP1453324A3 (enExample)
JP (1) JP4487240B2 (enExample)
KR (1) KR100765274B1 (enExample)
CN (1) CN100394249C (enExample)
TW (1) TWI322321B (enExample)

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US7066609B2 (en) * 2002-10-15 2006-06-27 Konica Minolta Opto, Inc. Projection-type display apparatus
KR100833230B1 (ko) * 2003-04-07 2008-05-28 삼성전자주식회사 조명 광학계 및 이를 구비한 화상 프로젝션 시스템
JP2006023441A (ja) * 2004-06-07 2006-01-26 Kazuji Yoshida 画像表示装置
JP2006058859A (ja) * 2004-07-23 2006-03-02 Kazuji Yoshida 画像表示装置
JP2006099071A (ja) * 2004-09-01 2006-04-13 Konica Minolta Opto Inc 画像投影装置
JP4700953B2 (ja) * 2004-11-17 2011-06-15 日東光学株式会社 投写用ズームレンズおよびプロジェクタ装置
US7249855B2 (en) * 2004-12-21 2007-07-31 Hewlett-Packard Development Company, L.P. System and method of image enhancement through light intensity modulation in digital projectors
CN100498514C (zh) * 2005-01-24 2009-06-10 明基电通股份有限公司 可调整的光源组件及其应用的投影装置
JP2006220836A (ja) * 2005-02-09 2006-08-24 Sharp Corp 光学装置
TWI273280B (en) 2005-05-03 2007-02-11 Benq Corp Optical imaging method
CN100504582C (zh) * 2005-05-24 2009-06-24 明基电通股份有限公司 投影仪
JP4394609B2 (ja) * 2005-06-06 2010-01-06 Ｎｅｃディスプレイソリューションズ株式会社 投写型表示装置の光学ユニットおよび投写型表示装置
TWI259931B (en) * 2005-08-03 2006-08-11 Coretronic Corp Projection apparatus, illuminating module and color-level correcting method therefor
KR100812207B1 (ko) * 2005-12-05 2008-03-13 삼성전자주식회사 광학 디바이스 및 이를 포함하는 프로젝션 시스템
CN101135831B (zh) * 2006-08-31 2010-05-12 明基电通股份有限公司 投影装置
CN101315164A (zh) * 2007-05-28 2008-12-03 昂纳明达数字显示技术（深圳）有限公司 照明系统
TW200907538A (en) * 2007-08-14 2009-02-16 Benq Corp Image formation system
US8500284B2 (en) 2008-07-10 2013-08-06 Real View Imaging Ltd. Broad viewing angle displays and user interfaces
CN101661211B (zh) * 2008-08-26 2011-05-04 佛山普立华科技有限公司 投影机
DE102009004866B4 (de) 2009-01-16 2010-11-04 Carl Zeiss Vision Gmbh Verfahren und Vorrichtung zur Bestimmung der individuell erforderlichen Addition einer Sehhilfe
JP5452301B2 (ja) * 2010-03-19 2014-03-26 三菱電機株式会社 投写型表示装置
JP5691262B2 (ja) * 2010-06-25 2015-04-01 カシオ計算機株式会社 投影装置
CN102331656A (zh) * 2010-07-12 2012-01-25 红蝶科技(深圳)有限公司 一种数字光处理投影装置
CN102231010A (zh) * 2011-06-15 2011-11-02 杭州晶景光电有限公司 用于微型投影光引擎的宽尺寸面光源整形系统
JP2013061375A (ja) * 2011-09-12 2013-04-04 Ricoh Co Ltd 画像表示装置
CN103048863B (zh) * 2011-10-11 2015-05-27 台达电子工业股份有限公司 光源系统
CN102981279A (zh) * 2012-12-20 2013-03-20 长沙笑睿电子科技有限公司 一种超低畸变匀光dmd数字投影光学系统
CN104656359A (zh) * 2015-01-20 2015-05-27 无锡视美乐激光显示科技有限公司 一种投影装置的光路处理装置及投影装置
CN106200221A (zh) * 2015-04-29 2016-12-07 江苏宜清光电科技有限公司 一种反射式防尘投影机
CN108139657B (zh) * 2015-10-22 2020-09-08 麦克赛尔株式会社 投影型影像显示装置
CN108572497B (zh) * 2017-03-14 2019-12-17 深圳光峰科技股份有限公司 光源装置及投影系统
CN110928124A (zh) 2017-03-14 2020-03-27 深圳光峰科技股份有限公司 光源装置及投影系统
WO2019119099A1 (en) * 2017-12-18 2019-06-27 Raytheon Canada Ltd. Illumination system for light projection
EP3613560B1 (de) * 2018-08-24 2020-07-22 Ivoclar Vivadent AG Verfahren zum schichtweisen aufbau eines formkörpers durch stereolithographisches aushärten von photopolymerisierbarem material
JP2020052342A (ja) * 2018-09-28 2020-04-02 キヤノン株式会社 光学機器
CN110010038B (zh) * 2019-03-15 2024-07-30 广东灏瀚宸霄科技有限公司 一种基于dlp显示技术的玻璃幕墙
CN114167671B (zh) * 2021-12-07 2024-03-08 成都迅达光电有限公司 一种折衍式投影照明系统

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JPH08129138A (ja) * 1994-11-01 1996-05-21 Matsushita Electric Ind Co Ltd 投写型画像表示装置
US6129437A (en) 1996-12-26 2000-10-10 Plus Corporation Image display apparatus
KR100333970B1 (ko) 1999-08-31 2002-04-24 구자홍 키스톤 제거기능을 가지는 투사 표시장치
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JP2001337394A (ja) * 2000-05-30 2001-12-07 Matsushita Electric Ind Co Ltd 照明光学装置および投写型表示装置
JP2002287081A (ja) * 2001-03-27 2002-10-03 Hitachi Ltd 反射型プロジェクタ装置

Also Published As

Publication number Publication date
TWI322321B (en) 2010-03-21
US7287865B2 (en) 2007-10-30
KR20040076956A (ko) 2004-09-04
EP1453324A2 (en) 2004-09-01
US7066607B2 (en) 2006-06-27
CN100394249C (zh) 2008-06-11
TW200428129A (en) 2004-12-16
EP1453324A3 (en) 2007-07-11
CN1525207A (zh) 2004-09-01
JP2004258666A (ja) 2004-09-16
US20040169829A1 (en) 2004-09-02
JP4487240B2 (ja) 2010-06-23
US20060203201A1 (en) 2006-09-14

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