CN109388009B - 投影仪 - Google Patents

投影仪 Download PDF

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Publication number
CN109388009B
CN109388009B CN201810862931.0A CN201810862931A CN109388009B CN 109388009 B CN109388009 B CN 109388009B CN 201810862931 A CN201810862931 A CN 201810862931A CN 109388009 B CN109388009 B CN 109388009B
Authority
CN
China
Prior art keywords
light
light source
illumination
image forming
incident
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.)
Active
Application number
CN201810862931.0A
Other languages
English (en)
Chinese (zh)
Other versions
CN109388009A (zh
Inventor
安田政纪
南云俊彦
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.)
Seiko Epson Corp
Original Assignee
Seiko Epson 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 Seiko Epson Corp filed Critical Seiko Epson Corp
Publication of CN109388009A publication Critical patent/CN109388009A/zh
Application granted granted Critical
Publication of CN109388009B publication Critical patent/CN109388009B/zh
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • G03B21/14—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
    • 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
    • G03B21/204—LED or laser light sources using secondary light emission, e.g. luminescence or fluorescence
    • 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
    • G03B21/206—Control of light source other than position or intensity
    • 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
    • G03B21/2073—Polarisers in the lamp house
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Optics & Photonics (AREA)
  • Projection Apparatus (AREA)
  • Transforming Electric Information Into Light Information (AREA)
  • Video Image Reproduction Devices For Color Tv Systems (AREA)
CN201810862931.0A 2017-08-02 2018-08-01 投影仪 Active CN109388009B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2017149709A JP2019028362A (ja) 2017-08-02 2017-08-02 プロジェクター
JP2017-149709 2017-08-02

Publications (2)

Publication Number Publication Date
CN109388009A CN109388009A (zh) 2019-02-26
CN109388009B true CN109388009B (zh) 2022-02-01

Family

ID=65230231

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201810862931.0A Active CN109388009B (zh) 2017-08-02 2018-08-01 投影仪

Country Status (3)

Country Link
US (1) US10466577B2 (enExample)
JP (1) JP2019028362A (enExample)
CN (1) CN109388009B (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2022066074A (ja) * 2020-10-16 2022-04-28 セイコーエプソン株式会社 投射装置
CN114563906B (zh) * 2020-11-27 2024-03-01 株式会社理光 光源光学系统，光源单元，光源装置以及图像显示装置
DE102021102798A1 (de) * 2021-02-05 2022-08-11 OSRAM Opto Semiconductors Gesellschaft mit beschränkter Haftung Laserlichtquellenanordnung, beleuchtungseinheit und laserprojektionsvorrichtung

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3678062B2 (ja) 1999-08-10 2005-08-03 ソニー株式会社 投射型表示装置
EP1965248B1 (en) 1999-06-29 2012-04-18 Sony Corporation Projection display devices with air cooling system
JP2002250894A (ja) * 2001-02-26 2002-09-06 Matsushita Electric Ind Co Ltd 投写型表示装置
CN1216302C (zh) * 2001-02-27 2005-08-24 精工爱普生株式会社 多层膜截止滤波器及其制造方法
US7222967B2 (en) * 2001-08-10 2007-05-29 Canon Kabushiki Kaisha Image display optical system and projection type image display apparatus
JP4082332B2 (ja) * 2003-04-11 2008-04-30 セイコーエプソン株式会社 表示装置およびプロジェクタ
JP2007334066A (ja) * 2006-06-16 2007-12-27 Sanyo Electric Co Ltd 投写型映像表示装置
JP2010061090A (ja) * 2008-08-05 2010-03-18 Mitsubishi Electric Corp 投写型表示装置
JP5874058B2 (ja) 2010-12-06 2016-03-01 パナソニックＩｐマネジメント株式会社 光源装置および投写型表示装置
CN103913936B (zh) * 2012-12-28 2016-12-07 深圳市绎立锐光科技开发有限公司 发光装置及投影系统
JP6305009B2 (ja) * 2013-01-11 2018-04-04 三菱電機株式会社 光源装置およびプロジェクタ
JP6476970B2 (ja) * 2015-02-17 2019-03-06 セイコーエプソン株式会社 照明装置およびプロジェクター
JP2017040745A (ja) * 2015-08-19 2017-02-23 セイコーエプソン株式会社 光学ユニット、光源装置およびプロジェクター
JP6676940B2 (ja) * 2015-11-27 2020-04-08 セイコーエプソン株式会社 光源装置、照明装置及びプロジェクター
JP6924923B2 (ja) * 2015-12-22 2021-08-25 パナソニックＩｐマネジメント株式会社 蛍光体ホイール装置、照明装置、及び投写型映像表示装置

Also Published As

Publication number Publication date
CN109388009A (zh) 2019-02-26
JP2019028362A (ja) 2019-02-21
US20190041740A1 (en) 2019-02-07
US10466577B2 (en) 2019-11-05

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