CN102955343A - 照明装置和显示装置 - Google Patents

照明装置和显示装置 Download PDF

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Publication number
CN102955343A
CN102955343A CN2012102809702A CN201210280970A CN102955343A CN 102955343 A CN102955343 A CN 102955343A CN 2012102809702 A CN2012102809702 A CN 2012102809702A CN 201210280970 A CN201210280970 A CN 201210280970A CN 102955343 A CN102955343 A CN 102955343A
Authority
CN
China
Prior art keywords
light
lighting device
optical
laser
phase
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.)
Pending
Application number
CN2012102809702A
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English (en)
Chinese (zh)
Inventor
高桥一幸
齐藤政宏
安井利文
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.)
Sony Corp
Original Assignee
Sony 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 Sony Corp filed Critical Sony Corp
Publication of CN102955343A publication Critical patent/CN102955343A/zh
Pending legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/18—Diffraction gratings
    • G02B5/1866—Transmission gratings characterised by their structure, e.g. step profile, contours of substrate or grooves, pitch variations, materials
    • G02B5/1871—Transmissive phase gratings
    • 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
    • G02B27/141—Beam splitting or combining systems operating by reflection only using dichroic mirrors
    • 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
    • G02B27/48—Laser speckle optics
    • 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
    • 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
    • H04N9/3161—Modulator illumination systems using laser light sources

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  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Projection Apparatus (AREA)
  • Liquid Crystal (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Diffracting Gratings Or Hologram Optical Elements (AREA)
CN2012102809702A 2011-08-22 2012-08-08 照明装置和显示装置 Pending CN102955343A (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2011-180779 2011-08-22
JP2011180779A JP2013044800A (ja) 2011-08-22 2011-08-22 照明装置および表示装置

Publications (1)

Publication Number Publication Date
CN102955343A true CN102955343A (zh) 2013-03-06

Family

ID=47743043

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2012102809702A Pending CN102955343A (zh) 2011-08-22 2012-08-08 照明装置和显示装置

Country Status (3)

Country Link
US (1) US20130050285A1 (https=)
JP (1) JP2013044800A (https=)
CN (1) CN102955343A (https=)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104808425A (zh) * 2014-01-26 2015-07-29 中能激光显示技术（上海）有限公司 一种激光光源光束参数一致性的调整装置及其调整方法
CN105404089A (zh) * 2014-09-05 2016-03-16 威视恩移动有限公司 改进消除双反射的垂悬罩及其全景光学装置
CN107533238A (zh) * 2015-04-30 2018-01-02 Sk电信有限公司 斑点减少装置
CN110873997A (zh) * 2018-08-29 2020-03-10 Jvc建伍株式会社 投射型图像显示装置
CN112955790A (zh) * 2018-08-31 2021-06-11 陈从亮 具有led照明组件的显微镜
CN113039484A (zh) * 2018-11-13 2021-06-25 索尼集团公司 图像显示装置
CN113670852A (zh) * 2016-05-13 2021-11-19 苏州高迎检测技术有限公司 检查装置及检查方法

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6160144B2 (ja) * 2013-03-15 2017-07-12 セイコーエプソン株式会社 照明装置及びプロジェクター
JP6237107B2 (ja) * 2013-10-21 2017-11-29 セイコーエプソン株式会社 プロジェクター
JP6287355B2 (ja) * 2014-03-05 2018-03-07 セイコーエプソン株式会社 プロジェクター
KR20150115082A (ko) 2014-04-02 2015-10-14 삼성디스플레이 주식회사 백라이트 유닛 및 이를 포함하는 표시 장치
JP6815715B2 (ja) * 2014-08-29 2021-01-20 日亜化学工業株式会社 光源装置及び該光源装置を備えたプロジェクタ
KR101587788B1 (ko) * 2015-02-13 2016-01-22 주식회사 크레모텍 레이저다이오드 액정 프로젝터
CN119781177A (zh) 2017-08-31 2025-04-08 梅特兰兹股份有限公司 透射型超表面透镜集成
SG11202013228XA (en) 2018-07-02 2021-01-28 Metalenz Inc Metasurfaces for laser speckle reduction
WO2020084652A1 (ja) 2018-10-22 2020-04-30 三菱電機株式会社 レーザ装置
KR20220035971A (ko) 2019-07-26 2022-03-22 메탈렌츠 인코포레이티드 개구-메타 표면 및 하이브리드 굴절-메타 표면 이미징 시스템
CN120188073A (zh) 2022-03-31 2025-06-20 梅特兰兹股份有限公司 偏振分选超颖表面微透镜阵列设备

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6064452A (en) * 1996-04-17 2000-05-16 Hitachi, Ltd. Single plate color liquid crystal display apparatus
JP2000206449A (ja) * 1999-01-18 2000-07-28 Sony Corp 照明装置、照明方法及び画像表示装置
US20030039036A1 (en) * 2001-08-27 2003-02-27 Eastman Kodak Company Laser projection display system
US20090033814A1 (en) * 2007-08-01 2009-02-05 Sajjad Ali Khan Method and apparatus for reducing speckle in coherent light
US20090185141A1 (en) * 2008-01-22 2009-07-23 Lucent Technologies, Inc. Diffuser configuration for an image projector
CN101661214A (zh) * 2008-08-27 2010-03-03 鸿富锦精密工业（深圳）有限公司 投影机
US20100220299A1 (en) * 2006-05-26 2010-09-02 Tetsuro Mizushima Image display device
US20110043768A1 (en) * 2009-04-10 2011-02-24 Kenji Nakayama Image display apparatus

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4497212B2 (ja) * 2008-02-20 2010-07-07 ソニー株式会社 光源システム

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6064452A (en) * 1996-04-17 2000-05-16 Hitachi, Ltd. Single plate color liquid crystal display apparatus
JP2000206449A (ja) * 1999-01-18 2000-07-28 Sony Corp 照明装置、照明方法及び画像表示装置
US20030039036A1 (en) * 2001-08-27 2003-02-27 Eastman Kodak Company Laser projection display system
US20100220299A1 (en) * 2006-05-26 2010-09-02 Tetsuro Mizushima Image display device
US20090033814A1 (en) * 2007-08-01 2009-02-05 Sajjad Ali Khan Method and apparatus for reducing speckle in coherent light
US20090185141A1 (en) * 2008-01-22 2009-07-23 Lucent Technologies, Inc. Diffuser configuration for an image projector
CN101661214A (zh) * 2008-08-27 2010-03-03 鸿富锦精密工业（深圳）有限公司 投影机
US20110043768A1 (en) * 2009-04-10 2011-02-24 Kenji Nakayama Image display apparatus

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104808425A (zh) * 2014-01-26 2015-07-29 中能激光显示技术（上海）有限公司 一种激光光源光束参数一致性的调整装置及其调整方法
CN105404089A (zh) * 2014-09-05 2016-03-16 威视恩移动有限公司 改进消除双反射的垂悬罩及其全景光学装置
CN107533238A (zh) * 2015-04-30 2018-01-02 Sk电信有限公司 斑点减少装置
CN113670852A (zh) * 2016-05-13 2021-11-19 苏州高迎检测技术有限公司 检查装置及检查方法
CN110873997A (zh) * 2018-08-29 2020-03-10 Jvc建伍株式会社 投射型图像显示装置
CN110873997B (zh) * 2018-08-29 2022-04-05 Jvc建伍株式会社 投射型图像显示装置
CN112955790A (zh) * 2018-08-31 2021-06-11 陈从亮 具有led照明组件的显微镜
CN113039484A (zh) * 2018-11-13 2021-06-25 索尼集团公司 图像显示装置
CN113039484B (zh) * 2018-11-13 2023-04-28 索尼集团公司 图像显示装置

Also Published As

Publication number Publication date
JP2013044800A (ja) 2013-03-04
US20130050285A1 (en) 2013-02-28

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Application publication date: 20130306