CN102621778B - 影像显示装置和导光模块 - Google Patents

影像显示装置和导光模块 Download PDF

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Publication number
CN102621778B
CN102621778B CN201210020834.XA CN201210020834A CN102621778B CN 102621778 B CN102621778 B CN 102621778B CN 201210020834 A CN201210020834 A CN 201210020834A CN 102621778 B CN102621778 B CN 102621778B
Authority
CN
China
Prior art keywords
peristome
light
shadow shield
rod integrator
light source
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
CN201210020834.XA
Other languages
English (en)
Chinese (zh)
Other versions
CN102621778A (zh
Inventor
角田吉典
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of CN102621778A publication Critical patent/CN102621778A/zh
Application granted granted Critical
Publication of CN102621778B publication Critical patent/CN102621778B/zh
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/005—Diaphragms
    • 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
    • G02B27/0994—Fibers, light pipes
    • 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
    • G03B21/2006—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
    • G03B21/20—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
    • G03B33/00—Colour photography, other than mere exposure or projection of a colour film
    • G03B33/06—Colour photography, other than mere exposure or projection of a colour film by additive-colour projection apparatus
    • 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
    • H04N9/3152—Modulator illumination systems for shaping the light beam
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Projection Apparatus (AREA)
  • Optical Couplings Of Light Guides (AREA)
  • Liquid Crystal (AREA)
CN201210020834.XA 2011-01-31 2012-01-30 影像显示装置和导光模块 Expired - Fee Related CN102621778B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2011-017469 2011-01-31
JP2011017469A JP5595297B2 (ja) 2011-01-31 2011-01-31 映像表示装置

Publications (2)

Publication Number Publication Date
CN102621778A CN102621778A (zh) 2012-08-01
CN102621778B true CN102621778B (zh) 2014-09-03

Family

ID=46561776

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201210020834.XA Expired - Fee Related CN102621778B (zh) 2011-01-31 2012-01-30 影像显示装置和导光模块

Country Status (3)

Country Link
US (1) US8690356B2 (https=)
JP (1) JP5595297B2 (https=)
CN (1) CN102621778B (https=)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8902485B2 (en) 2012-11-29 2014-12-02 Christie Digital Systems Usa, Inc. Contrast enhancing system
US10237524B2 (en) * 2016-08-05 2019-03-19 Panasonic Intellectual Property Management Co., Ltd. Lighting device and projection display apparatus using the same
CN108732115B (zh) * 2018-05-18 2023-09-29 中国矿业大学(北京) 一种用于观察圆形管道内流场的纹影系统
US11392020B2 (en) * 2020-11-27 2022-07-19 DigiEngin Optoelectronics Taizhou Ltd., Co. Autofocus projection apparatus having focal-length fine adjustment, and projection light engines including the same
CN113917779B (zh) * 2021-06-23 2023-03-21 深圳市安华光电技术股份有限公司 微型投影光机及投影设备
EP4592732A1 (en) * 2022-09-23 2025-07-30 Lg Innotek Co. Ltd Optical device and electronic device comprisng same

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001021994A (ja) * 1999-07-06 2001-01-26 Onkyo Corp 映像投影装置
JP2004239934A (ja) * 2003-02-03 2004-08-26 Plus Vision Corp 照明光学系およびそれを用いたプロジェクタ
JP3757222B2 (ja) * 2003-08-22 2006-03-22 Ｎｅｃビューテクノロジー株式会社 投写型表示装置
JP2005316406A (ja) 2004-03-30 2005-11-10 Sanyo Electric Co Ltd 光学部材及び照明装置及び投写型映像表示装置
US7210795B2 (en) * 2004-05-31 2007-05-01 Nisca Corporation Light quantity adjusting device and projector apparatus using the same
KR20060111793A (ko) 2005-04-25 2006-10-30 삼성전자주식회사 조명유니트 및 이를 채용한 화상투사장치
JP4190529B2 (ja) * 2005-09-09 2008-12-03 三洋電機株式会社 プロジェクタ装置
JP4572163B2 (ja) 2005-11-24 2010-10-27 Ｎｅｃディスプレイソリューションズ株式会社 ロッドインテグレータ保護構造と投射型表示装置
JP2007256321A (ja) * 2006-03-20 2007-10-04 Casio Comput Co Ltd プロジェクタ及びプロジェクタの面外ゴーストの削減方法
US20100118213A1 (en) * 2007-04-23 2010-05-13 Panasonic Corporation Projection display device
US7703948B2 (en) 2007-11-08 2010-04-27 Martin Professional A/S Interchangeable light effects
JP4662185B2 (ja) * 2008-05-15 2011-03-30 カシオ計算機株式会社 光源装置及びプロジェクタ

Also Published As

Publication number Publication date
JP2012159552A (ja) 2012-08-23
US8690356B2 (en) 2014-04-08
JP5595297B2 (ja) 2014-09-24
CN102621778A (zh) 2012-08-01
US20120194748A1 (en) 2012-08-02

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PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20140903

Termination date: 20220130

CF01 Termination of patent right due to non-payment of annual fee