CN104076587B - 投影机和照明装置 - Google Patents

投影机和照明装置 Download PDF

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Publication number
CN104076587B
CN104076587B CN201410122485.1A CN201410122485A CN104076587B CN 104076587 B CN104076587 B CN 104076587B CN 201410122485 A CN201410122485 A CN 201410122485A CN 104076587 B CN104076587 B CN 104076587B
Authority
CN
China
Prior art keywords
light
light shielding
lens
shielding member
emitted
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
CN201410122485.1A
Other languages
English (en)
Chinese (zh)
Other versions
CN104076587A (zh
Inventor
宍户洋
宍户洋一
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 CN104076587A publication Critical patent/CN104076587A/zh
Application granted granted Critical
Publication of CN104076587B publication Critical patent/CN104076587B/zh
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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
    • G03B21/20—Lamp housings
    • G03B21/2006—Lamp housings characterised by the light source
    • G03B21/2013—Plural 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
    • G03B21/2053—Intensity control of illuminating 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
    • G03B21/20—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
    • H04N9/3152—Modulator illumination systems for shaping the light beam
    • 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
    • H04N9/3155—Modulator illumination systems for controlling the light source
    • 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
    • H04N9/3164—Modulator illumination systems using multiple light sources

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Projection Apparatus (AREA)
  • Optics & Photonics (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Video Image Reproduction Devices For Color Tv Systems (AREA)
CN201410122485.1A 2013-03-29 2014-03-28 投影机和照明装置 Expired - Fee Related CN104076587B (zh)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2013071589 2013-03-29
JP2013-071589 2013-03-29
JP2014015225A JP2014209185A (ja) 2013-03-29 2014-01-30 プロジェクター、照明装置
JP2014-015225 2014-01-30

Publications (2)

Publication Number Publication Date
CN104076587A CN104076587A (zh) 2014-10-01
CN104076587B true CN104076587B (zh) 2017-01-18

Family

ID=51597946

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201410122485.1A Expired - Fee Related CN104076587B (zh) 2013-03-29 2014-03-28 投影机和照明装置

Country Status (3)

Country Link
US (1) US9341931B2 (enExample)
JP (1) JP2014209185A (enExample)
CN (1) CN104076587B (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102015105107B4 (de) * 2015-04-02 2020-11-12 Sypro Optics Gmbh Projektor mit einer einen Polarisationsstrahlteiler aufweisenden Strahlteilervorrichtung
JP6512435B2 (ja) 2015-04-10 2019-05-15 パナソニックＩｐマネジメント株式会社 プロジェクタ
CN114200748A (zh) * 2021-12-10 2022-03-18 广景视睿科技（深圳）有限公司 一种微型投影光机
CN114217497A (zh) * 2021-12-10 2022-03-22 广景视睿科技（深圳）有限公司 一种微型投影光机

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102004383A (zh) * 2009-08-27 2011-04-06 精工爱普生株式会社 投影机
CN102262342A (zh) * 2010-05-24 2011-11-30 台达电子工业股份有限公司 光源系统以及使用该光源系统的投影装置

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US122009A (en) * 1871-12-19 Improvement in combined friction and ratchet clutches
US6803971B2 (en) 2000-09-19 2004-10-12 Sanyo Electric Co., Ltd. Projection type video display device that prevents color nonuniformity
JP3650013B2 (ja) 2000-09-25 2005-05-18 三洋電機株式会社 投写型映像表示装置
JP3594543B2 (ja) 2000-09-19 2004-12-02 三洋電機株式会社 投写型映像表示装置
JP4075509B2 (ja) 2002-08-06 2008-04-16 セイコーエプソン株式会社 照明光学装置および照明光学装置を備えたプロジェクタ
KR20080015064A (ko) * 2005-06-21 2008-02-18 소니 가부시끼 가이샤 투사형 표시장치
JP2007293274A (ja) 2006-03-28 2007-11-08 Seiko Epson Corp プロジェクタ
JP2007286391A (ja) * 2006-04-18 2007-11-01 Matsushita Electric Ind Co Ltd 照明装置、照明方法及び照明装置を用いた投射型表示装置
US20080259284A1 (en) 2007-04-19 2008-10-23 Sanyo Electric Co., Ltd. Illumination device and projection video display device
JP2008287209A (ja) 2007-04-19 2008-11-27 Sanyo Electric Co Ltd 照明装置および投写型映像表示装置
JP2009180962A (ja) * 2008-01-31 2009-08-13 Seiko Epson Corp プロジェクタ
WO2009116252A1 (ja) * 2008-03-17 2009-09-24 三洋電機株式会社 プロジェクタ
JP2009237365A (ja) * 2008-03-27 2009-10-15 Sanyo Electric Co Ltd 投写型映像表示装置
JP2010008767A (ja) * 2008-06-27 2010-01-14 Hitachi Ltd 光学ユニット及び投射型映像表示装置
JP2010091772A (ja) 2008-10-08 2010-04-22 Panasonic Corp 投写型表示装置
JP2010107864A (ja) * 2008-10-31 2010-05-13 Seiko Epson Corp プロジェクタ
JP2011095292A (ja) 2009-10-27 2011-05-12 Seiko Epson Corp プロジェクター、およびプロジェクターの制御方法
JP5672861B2 (ja) * 2010-08-27 2015-02-18 セイコーエプソン株式会社 プロジェクター

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102004383A (zh) * 2009-08-27 2011-04-06 精工爱普生株式会社 投影机
CN102262342A (zh) * 2010-05-24 2011-11-30 台达电子工业股份有限公司 光源系统以及使用该光源系统的投影装置

Also Published As

Publication number Publication date
CN104076587A (zh) 2014-10-01
JP2014209185A (ja) 2014-11-06
US20140293233A1 (en) 2014-10-02
US9341931B2 (en) 2016-05-17

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SE01 Entry into force of request for substantive examination
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GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
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Granted publication date: 20170118

Termination date: 20200328