JP7588303B2 - 投写型映像表示装置 - Google Patents

投写型映像表示装置 Download PDF

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Publication number
JP7588303B2
JP7588303B2 JP2021573102A JP2021573102A JP7588303B2 JP 7588303 B2 JP7588303 B2 JP 7588303B2 JP 2021573102 A JP2021573102 A JP 2021573102A JP 2021573102 A JP2021573102 A JP 2021573102A JP 7588303 B2 JP7588303 B2 JP 7588303B2
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JP
Japan
Prior art keywords
light
light source
solid
diffusion
source array
Prior art date
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Active
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JP2021573102A
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English (en)
Japanese (ja)
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JPWO2021149573A5 (https=
JPWO2021149573A1 (https=
Inventor
倫弘 奥田
礼 栗田
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.)
Panasonic Intellectual Property Management Co Ltd
Original Assignee
Panasonic Intellectual Property Management Co Ltd
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Publication of JPWO2021149573A1 publication Critical patent/JPWO2021149573A1/ja
Publication of JPWO2021149573A5 publication Critical patent/JPWO2021149573A5/ja
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    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S2/00—Systems of lighting devices, not provided for in main groups F21S4/00 - F21S10/00 or F21S19/00, e.g. of modular construction
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V3/00—Globes; Bowls; Cover glasses
    • 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
    • G03B21/2006—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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2115/00—Light-generating elements of semiconductor light sources
    • F21Y2115/30—Semiconductor lasers

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Optics & Photonics (AREA)
  • General Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Projection Apparatus (AREA)
  • Planar Illumination Modules (AREA)
JP2021573102A 2020-01-20 2021-01-14 投写型映像表示装置 Active JP7588303B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020006914 2020-01-20
JP2020006914 2020-01-20
PCT/JP2021/000962 WO2021149573A1 (ja) 2020-01-20 2021-01-14 投写型映像表示装置

Publications (3)

Publication Number Publication Date
JPWO2021149573A1 JPWO2021149573A1 (https=) 2021-07-29
JPWO2021149573A5 JPWO2021149573A5 (https=) 2022-09-09
JP7588303B2 true JP7588303B2 (ja) 2024-11-22

Family

ID=76992309

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2021573102A Active JP7588303B2 (ja) 2020-01-20 2021-01-14 投写型映像表示装置

Country Status (3)

Country Link
US (1) US20220308434A1 (https=)
JP (1) JP7588303B2 (https=)
WO (1) WO2021149573A1 (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023193784A1 (zh) * 2022-04-08 2023-10-12 深圳迈塔兰斯科技有限公司 一种投影系统
JP7533552B2 (ja) 2022-10-19 2024-08-14 セイコーエプソン株式会社 光源装置およびプロジェクター

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070053275A1 (en) 2005-09-02 2007-03-08 Hon Hai Precision Industry Co., Ltd. Optical system for collimating elliptical light beam and optical device using the same
JP2013120250A (ja) 2011-12-07 2013-06-17 Sanyo Electric Co Ltd 投写型映像表示装置
US20150138516A1 (en) 2013-11-21 2015-05-21 Coretronic Corporation Illumination system and projection apparatus
JP2015114621A (ja) 2013-12-13 2015-06-22 大日本印刷株式会社 照明装置、投射装置、照射装置および光学素子
JP2018063448A (ja) 2017-12-27 2018-04-19 カシオ計算機株式会社 光源装置及び投影装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0973650A (ja) * 1995-09-01 1997-03-18 Pioneer Electron Corp 光学装置
US7646518B2 (en) * 2005-02-25 2010-01-12 Panasonic Corporation Two dimensional image forming device
JP5313029B2 (ja) * 2009-04-23 2013-10-09 オリンパス株式会社 投射型表示装置
CN103207509B (zh) * 2012-01-12 2015-06-24 三菱电机株式会社 光源装置和投影式显示装置
JP5920095B2 (ja) * 2012-07-31 2016-05-18 株式会社Ｊｖｃケンウッド 画像表示装置
JP2017135026A (ja) * 2016-01-28 2017-08-03 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
CN209590516U (zh) * 2019-01-18 2019-11-05 中强光电股份有限公司 照明系统及投影装置

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070053275A1 (en) 2005-09-02 2007-03-08 Hon Hai Precision Industry Co., Ltd. Optical system for collimating elliptical light beam and optical device using the same
JP2013120250A (ja) 2011-12-07 2013-06-17 Sanyo Electric Co Ltd 投写型映像表示装置
US20150138516A1 (en) 2013-11-21 2015-05-21 Coretronic Corporation Illumination system and projection apparatus
JP2015114621A (ja) 2013-12-13 2015-06-22 大日本印刷株式会社 照明装置、投射装置、照射装置および光学素子
JP2018063448A (ja) 2017-12-27 2018-04-19 カシオ計算機株式会社 光源装置及び投影装置

Also Published As

Publication number Publication date
JPWO2021149573A1 (https=) 2021-07-29
WO2021149573A1 (ja) 2021-07-29
US20220308434A1 (en) 2022-09-29

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