JP2014215480A - 光学ユニットおよび投射型表示装置 - Google Patents

光学ユニットおよび投射型表示装置 Download PDF

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Publication number
JP2014215480A
JP2014215480A JP2013093208A JP2013093208A JP2014215480A JP 2014215480 A JP2014215480 A JP 2014215480A JP 2013093208 A JP2013093208 A JP 2013093208A JP 2013093208 A JP2013093208 A JP 2013093208A JP 2014215480 A JP2014215480 A JP 2014215480A
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JP
Japan
Prior art keywords
angle
light
prism
degrees
dmd
Prior art date
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Pending
Application number
JP2013093208A
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English (en)
Japanese (ja)
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JP2014215480A5 (enExample
Inventor
充 永沢
Mitsuru Nagasawa
充 永沢
大西　邦一
Kunikazu Onishi
邦一 大西
大内　敏
Satoshi Ouchi
敏 大内
俊輝 中村
Toshiteru Nakamura
俊輝 中村
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.)
Hitachi-LG Data Storage Inc
Original Assignee
Hitachi-LG Data Storage Inc
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 Hitachi-LG Data Storage Inc filed Critical Hitachi-LG Data Storage Inc
Priority to JP2013093208A priority Critical patent/JP2014215480A/ja
Priority to US14/191,674 priority patent/US9609263B2/en
Priority to CN201410073987.XA priority patent/CN104122741B/zh
Publication of JP2014215480A publication Critical patent/JP2014215480A/ja
Publication of JP2014215480A5 publication Critical patent/JP2014215480A5/ja
Pending legal-status Critical Current

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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
    • 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]
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/04—Prisms
    • 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
    • G02B27/10—Beam splitting or combining systems
    • G02B27/1006—Beam splitting or combining systems for splitting or combining different wavelengths
    • G02B27/102—Beam splitting or combining systems for splitting or combining different wavelengths for generating a colour image from monochromatic image signal sources
    • G02B27/1026—Beam splitting or combining systems for splitting or combining different wavelengths for generating a colour image from monochromatic image signal sources for use with reflective spatial light modulators
    • G02B27/1033—Beam splitting or combining systems for splitting or combining different wavelengths for generating a colour image from monochromatic image signal sources for use with reflective spatial light modulators having a single light modulator for all colour channels
    • 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
    • G02B27/10—Beam splitting or combining systems
    • G02B27/14—Beam splitting or combining systems operating by reflection only
    • 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
    • G03B21/005—Projectors using an electronic spatial light modulator but not peculiar thereto
    • G03B21/008—Projectors using an electronic spatial light modulator but not peculiar thereto using micromirror devices
    • 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
    • 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
    • H04N9/315—Modulator illumination systems
    • 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
    • G02B27/10—Beam splitting or combining systems
    • G02B27/12—Beam splitting or combining systems operating by refraction only
    • G02B27/126—The splitting element being a prism or prismatic array, including systems based on total internal reflection
    • 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
    • G03B21/2006—Lamp housings characterised by the light source
    • G03B21/2033—LED or laser light sources
    • 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
    • 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
    • G03B33/00—Colour photography, other than mere exposure or projection of a colour film
    • G03B33/10—Simultaneous recording or projection
    • G03B33/12—Simultaneous recording or projection using beam-splitting or beam-combining systems, e.g. dichroic mirrors

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Projection Apparatus (AREA)
  • Transforming Electric Information Into Light Information (AREA)
  • Video Image Reproduction Devices For Color Tv Systems (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Mechanical Light Control Or Optical Switches (AREA)
JP2013093208A 2013-04-26 2013-04-26 光学ユニットおよび投射型表示装置 Pending JP2014215480A (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2013093208A JP2014215480A (ja) 2013-04-26 2013-04-26 光学ユニットおよび投射型表示装置
US14/191,674 US9609263B2 (en) 2013-04-26 2014-02-27 Optical unit and projective display device
CN201410073987.XA CN104122741B (zh) 2013-04-26 2014-02-28 光学单元和投影型显示装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2013093208A JP2014215480A (ja) 2013-04-26 2013-04-26 光学ユニットおよび投射型表示装置

Publications (2)

Publication Number Publication Date
JP2014215480A true JP2014215480A (ja) 2014-11-17
JP2014215480A5 JP2014215480A5 (enExample) 2015-09-24

Family

ID=51768215

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JP2013093208A Pending JP2014215480A (ja) 2013-04-26 2013-04-26 光学ユニットおよび投射型表示装置

Country Status (3)

Country Link
US (1) US9609263B2 (enExample)
JP (1) JP2014215480A (enExample)
CN (1) CN104122741B (enExample)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9904151B2 (en) * 2014-07-29 2018-02-27 Nec Display Solutions, Ltd. Projector and image projection method
WO2017094690A1 (ja) * 2015-12-04 2017-06-08 コニカミノルタ株式会社 投射型表示装置とその設計方法
CN105589285B (zh) * 2016-02-19 2018-04-17 苏州佳世达光电有限公司 投影机
JP6908556B2 (ja) * 2018-05-08 2021-07-28 京セラ株式会社 電磁波検出装置及び情報取得システム
JP7539053B2 (ja) * 2019-10-25 2024-08-23 パナソニックＩｐマネジメント株式会社 照明装置及び投写型映像表示装置
WO2021216991A1 (en) 2020-04-23 2021-10-28 Dolby Laboratories Licensing Corporation Projection system and method with adjustable angle illumination
ES2963667T3 (es) 2020-10-23 2024-04-01 Dolby Laboratories Licensing Corp Sistema y método de proyección con iluminación de ángulo ajustable usando descentrado de lente
CN113109984B (zh) * 2021-04-23 2022-07-22 深圳市安华光电技术有限公司 一种数字光处理投影光机及投影仪
CN115509073B (zh) * 2021-06-23 2025-08-05 成都极米科技股份有限公司 一种高亮led投影设备
JP7622583B2 (ja) * 2021-08-19 2025-01-28 株式会社デンソー 光学部材
CN114296249B (zh) * 2022-01-06 2023-08-29 福建福特科光电股份有限公司 一种三分光棱镜及其制备方法
CN115755247A (zh) * 2022-11-18 2023-03-07 四川长虹电器股份有限公司 一种tir棱镜
CN120276150B (zh) * 2025-06-10 2025-09-12 长春理工大学 中红外场景投影系统设计方法、设备及存储介质

Citations (8)

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JP2004145001A (ja) * 2002-10-24 2004-05-20 Fuji Photo Optical Co Ltd 照明光学系およびこれを用いた投写型表示装置
JP2005292293A (ja) * 2004-03-31 2005-10-20 Sanyo Electric Co Ltd 照明装置及び投写型映像表示装置
JP2006528794A (ja) * 2003-07-24 2006-12-21 リフレクティヴィティー， インク． マイクロミラーアレイの隣接したマイクロミラー間の隙間を低減したマイクロミラーアレイ
JP2007165859A (ja) * 2005-11-15 2007-06-28 Nikon Corp 面位置検出装置、露光装置、およびデバイスの製造方法
US20090067072A1 (en) * 2007-09-07 2009-03-12 Hon Hai Precision Industry Co., Ltd. Prism system with prism spacer
US20090262311A1 (en) * 2008-04-18 2009-10-22 Ming-Kuen Lin Projector with reduced size and higher contrast
JP2010096840A (ja) * 2008-10-14 2010-04-30 Olympus Corp 投影装置
JP2012247778A (ja) * 2011-05-25 2012-12-13 Samsung Electronics Co Ltd リレーレンズの省かれた映像投射装置

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US6873450B2 (en) 2000-08-11 2005-03-29 Reflectivity, Inc Micromirrors with mechanisms for enhancing coupling of the micromirrors with electrostatic fields
KR100917881B1 (ko) * 2002-06-25 2009-09-16 삼성전자주식회사 회절소자를 가지는 광분리 및 결합소자를 구비하는 조명광학계 및 이를 구비하는 화상 표시 장치
JP2004240050A (ja) 2003-02-04 2004-08-26 Cosina Co Ltd 単板式プロジェクタ
US7258450B2 (en) * 2003-12-04 2007-08-21 Sharp Kabushiki Kaisha Projector optical system configuration, optical module, and projector, and also electronic equipment, vehicle, projection system, and showcase utilizing such projector
JP2006003384A (ja) * 2004-06-15 2006-01-05 Sony Corp 偏光ビームスプリッタ、及び液晶プロジェクタ装置
KR100619043B1 (ko) * 2004-08-03 2006-09-01 삼성전자주식회사 조명유니트 및 이를 채용한 화상투사장치
JP4329703B2 (ja) * 2005-02-16 2009-09-09 セイコーエプソン株式会社 照明装置、電気光学装置、電子機器
JP5694362B2 (ja) * 2010-11-02 2015-04-01 富士フイルム株式会社 プロジェクタ装置
US9300929B2 (en) * 2011-01-24 2016-03-29 Seiko Epson Corporation Illumination device and projector
TWI447512B (zh) * 2011-07-19 2014-08-01 Delta Electronics Inc 投影裝置及其光源裝置
TWI471604B (zh) * 2012-01-13 2015-02-01 Univ Nat Chiao Tung 消除色差之稜鏡系統及其方法

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004145001A (ja) * 2002-10-24 2004-05-20 Fuji Photo Optical Co Ltd 照明光学系およびこれを用いた投写型表示装置
JP2006528794A (ja) * 2003-07-24 2006-12-21 リフレクティヴィティー， インク． マイクロミラーアレイの隣接したマイクロミラー間の隙間を低減したマイクロミラーアレイ
JP2005292293A (ja) * 2004-03-31 2005-10-20 Sanyo Electric Co Ltd 照明装置及び投写型映像表示装置
JP2007165859A (ja) * 2005-11-15 2007-06-28 Nikon Corp 面位置検出装置、露光装置、およびデバイスの製造方法
US20090067072A1 (en) * 2007-09-07 2009-03-12 Hon Hai Precision Industry Co., Ltd. Prism system with prism spacer
US20090262311A1 (en) * 2008-04-18 2009-10-22 Ming-Kuen Lin Projector with reduced size and higher contrast
JP2010096840A (ja) * 2008-10-14 2010-04-30 Olympus Corp 投影装置
JP2012247778A (ja) * 2011-05-25 2012-12-13 Samsung Electronics Co Ltd リレーレンズの省かれた映像投射装置

Also Published As

Publication number Publication date
CN104122741B (zh) 2016-08-31
CN104122741A (zh) 2014-10-29
US9609263B2 (en) 2017-03-28
US20140320826A1 (en) 2014-10-30

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