JP2014209185A - プロジェクター、照明装置 - Google Patents

プロジェクター、照明装置 Download PDF

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Publication number
JP2014209185A
JP2014209185A JP2014015225A JP2014015225A JP2014209185A JP 2014209185 A JP2014209185 A JP 2014209185A JP 2014015225 A JP2014015225 A JP 2014015225A JP 2014015225 A JP2014015225 A JP 2014015225A JP 2014209185 A JP2014209185 A JP 2014209185A
Authority
JP
Japan
Prior art keywords
light
light shielding
control device
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.)
Withdrawn
Application number
JP2014015225A
Other languages
English (en)
Japanese (ja)
Other versions
JP2014209185A5 (enExample
Inventor
洋一 宍戸
Yoichi Shishido
洋一 宍戸
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
Priority to JP2014015225A priority Critical patent/JP2014209185A/ja
Priority to US14/224,875 priority patent/US9341931B2/en
Priority to CN201410122485.1A priority patent/CN104076587B/zh
Publication of JP2014209185A publication Critical patent/JP2014209185A/ja
Publication of JP2014209185A5 publication Critical patent/JP2014209185A5/ja
Withdrawn legal-status Critical Current

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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
    • G03B21/20—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)
JP2014015225A 2013-03-29 2014-01-30 プロジェクター、照明装置 Withdrawn JP2014209185A (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2014015225A JP2014209185A (ja) 2013-03-29 2014-01-30 プロジェクター、照明装置
US14/224,875 US9341931B2 (en) 2013-03-29 2014-03-25 Projector and illumination device
CN201410122485.1A CN104076587B (zh) 2013-03-29 2014-03-28 投影机和照明装置

Applications Claiming Priority (3)

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

Publications (2)

Publication Number Publication Date
JP2014209185A true JP2014209185A (ja) 2014-11-06
JP2014209185A5 JP2014209185A5 (enExample) 2017-02-16

Family

ID=51597946

Family Applications (1)

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JP2014015225A Withdrawn JP2014209185A (ja) 2013-03-29 2014-01-30 プロジェクター、照明装置

Country Status (3)

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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9706181B2 (en) 2015-04-10 2017-07-11 Panasonic Intellectual Propery Management Co., Ltd. Projector with a plurality of light sources having dimming capabilities

Families Citing this family (3)

* 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
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 (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006137416A1 (ja) * 2005-06-21 2006-12-28 Sony Corporation 投射型表示装置
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
JP2009180962A (ja) * 2008-01-31 2009-08-13 Seiko Epson Corp 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

Family Cites Families (16)

* 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
JP2007293274A (ja) 2006-03-28 2007-11-08 Seiko Epson Corp プロジェクタ
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
WO2009116252A1 (ja) * 2008-03-17 2009-09-24 三洋電機株式会社 プロジェクタ
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
JP5407664B2 (ja) * 2009-08-27 2014-02-05 セイコーエプソン株式会社 プロジェクター
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
CN102262342B (zh) * 2010-05-24 2013-02-06 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
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 (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006137416A1 (ja) * 2005-06-21 2006-12-28 Sony Corporation 投射型表示装置
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
JP2009180962A (ja) * 2008-01-31 2009-08-13 Seiko Epson Corp 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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9706181B2 (en) 2015-04-10 2017-07-11 Panasonic Intellectual Propery Management Co., Ltd. Projector with a plurality of light sources having dimming capabilities

Also Published As

Publication number Publication date
CN104076587A (zh) 2014-10-01
CN104076587B (zh) 2017-01-18
US20140293233A1 (en) 2014-10-02
US9341931B2 (en) 2016-05-17

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