JP4683944B2 - 投写用レンズシステムおよびプロジェクタ装置 - Google Patents

投写用レンズシステムおよびプロジェクタ装置 Download PDF

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Publication number
JP4683944B2
JP4683944B2 JP2005030608A JP2005030608A JP4683944B2 JP 4683944 B2 JP4683944 B2 JP 4683944B2 JP 2005030608 A JP2005030608 A JP 2005030608A JP 2005030608 A JP2005030608 A JP 2005030608A JP 4683944 B2 JP4683944 B2 JP 4683944B2
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JP
Japan
Prior art keywords
lens
screen
lens system
light
projection
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
JP2005030608A
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English (en)
Japanese (ja)
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JP2006215476A (ja
JP2006215476A5 (enExample
Inventor
究 小林
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.)
Nitto Optical Co Ltd
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Nitto Optical Co Ltd
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.)
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Publication date
Application filed by Nitto Optical Co Ltd filed Critical Nitto Optical Co Ltd
Priority to JP2005030608A priority Critical patent/JP4683944B2/ja
Priority to US11/348,076 priority patent/US7184219B2/en
Publication of JP2006215476A publication Critical patent/JP2006215476A/ja
Publication of JP2006215476A5 publication Critical patent/JP2006215476A5/ja
Application granted granted Critical
Publication of JP4683944B2 publication Critical patent/JP4683944B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B13/00—Optical objectives specially designed for the purposes specified below
    • G02B13/04—Reversed telephoto objectives
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B13/00—Optical objectives specially designed for the purposes specified below
    • G02B13/16—Optical objectives specially designed for the purposes specified below for use in conjunction with image converters or intensifiers, or for use with projectors, e.g. objectives for projection TV

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lenses (AREA)
  • Projection Apparatus (AREA)
JP2005030608A 2005-02-07 2005-02-07 投写用レンズシステムおよびプロジェクタ装置 Expired - Fee Related JP4683944B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2005030608A JP4683944B2 (ja) 2005-02-07 2005-02-07 投写用レンズシステムおよびプロジェクタ装置
US11/348,076 US7184219B2 (en) 2005-02-07 2006-02-06 Projection lens system and projector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2005030608A JP4683944B2 (ja) 2005-02-07 2005-02-07 投写用レンズシステムおよびプロジェクタ装置

Publications (3)

Publication Number Publication Date
JP2006215476A JP2006215476A (ja) 2006-08-17
JP2006215476A5 JP2006215476A5 (enExample) 2008-03-27
JP4683944B2 true JP4683944B2 (ja) 2011-05-18

Family

ID=36779645

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2005030608A Expired - Fee Related JP4683944B2 (ja) 2005-02-07 2005-02-07 投写用レンズシステムおよびプロジェクタ装置

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Country Link
US (1) US7184219B2 (enExample)
JP (1) JP4683944B2 (enExample)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8937773B2 (en) 2013-04-12 2015-01-20 Fujifilm Corporation Projection lens and projection display apparatus
US9069154B2 (en) 2013-04-12 2015-06-30 Fujifilm Corporation Projection lens and projection type display device
CN107678147A (zh) * 2017-09-19 2018-02-09 浙江大华技术股份有限公司 一种透镜系统、鱼眼镜头及图像采集装置

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPWO2005111688A1 (ja) * 2004-05-17 2008-03-27 松下電器産業株式会社 投射レンズおよび背面投射型プロジェクション装置
WO2008029657A1 (en) * 2006-09-04 2008-03-13 Brother Kogyo Kabushiki Kaisha Image projecting device, and projection lens
US7952817B2 (en) * 2008-08-08 2011-05-31 Young Optics Inc. Projection lens
TWI410671B (zh) * 2008-08-08 2013-10-01 Young Optics Inc 投影鏡頭
JP5189451B2 (ja) * 2008-09-30 2013-04-24 リコー光学株式会社 投射用レンズおよび投射型画像表示装置
US7988306B2 (en) * 2008-10-02 2011-08-02 Eastman Kodak Company Afocal attachment for projection lens
US7944623B2 (en) * 2008-12-24 2011-05-17 Young Optics Inc. Fixed-focus lens
JP2010186011A (ja) * 2009-02-12 2010-08-26 Olympus Imaging Corp 広角光学系及びそれを用いた撮像装置
TW201037354A (en) * 2009-04-15 2010-10-16 Young Optics Inc Fixed-focus lens
TWI395046B (zh) * 2009-04-24 2013-05-01 Asia Optical Co Inc Zoom projection lens
JP5275902B2 (ja) * 2009-05-25 2013-08-28 富士フイルム株式会社 投写用広角レンズおよび投写型表示装置
TWI439722B (zh) 2012-07-27 2014-06-01 Young Optics Inc 定焦鏡頭
JP2015143861A (ja) * 2015-02-12 2015-08-06 株式会社リコー 投射光学系および画像表示装置
JP6309478B2 (ja) * 2015-03-31 2018-04-11 富士フイルム株式会社 撮像レンズおよび撮像装置
US10571669B2 (en) 2015-12-28 2020-02-25 Young Optics Inc. Optical lens
US10185129B2 (en) * 2017-03-22 2019-01-22 Young Optics Inc. Optical lens
CN114924380B (zh) * 2022-04-29 2023-08-04 歌尔光学科技有限公司 一种光学投影系统以及电子设备
CN114859524B (zh) * 2022-07-07 2022-10-25 沂普光电(天津)有限公司 一种超短焦光学系统及投影设备
CN119291888B (zh) * 2024-10-21 2025-09-05 歌尔光学科技有限公司 投影光机、光学投影系统以及ar光学显示设备

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2660094A (en) * 1951-07-16 1953-11-24 Taylor Taylor & Hobson Ltd Two member optical objective
JP2000338448A (ja) 1999-05-31 2000-12-08 Minolta Co Ltd 投射型画像表示装置
JP4450296B2 (ja) * 1999-12-10 2010-04-14 フジノン株式会社 投影レンズおよび投影プロジェクタ装置
JP2002365541A (ja) * 2001-06-05 2002-12-18 Chinontec Kk 投写レンズ装置及びプロジェクタ装置
KR100410964B1 (ko) * 2001-07-27 2003-12-18 삼성전기주식회사 프로젝션 디스플레이 장치의 프로젝션 렌즈
JP4366086B2 (ja) * 2003-01-30 2009-11-18 日東光学株式会社 投写用レンズシステムおよびプロジェクタ装置

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8937773B2 (en) 2013-04-12 2015-01-20 Fujifilm Corporation Projection lens and projection display apparatus
US9069154B2 (en) 2013-04-12 2015-06-30 Fujifilm Corporation Projection lens and projection type display device
CN107678147A (zh) * 2017-09-19 2018-02-09 浙江大华技术股份有限公司 一种透镜系统、鱼眼镜头及图像采集装置

Also Published As

Publication number Publication date
JP2006215476A (ja) 2006-08-17
US20060176577A1 (en) 2006-08-10
US7184219B2 (en) 2007-02-27

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