JP5153485B2 - 背面投射型表示装置 - Google Patents

背面投射型表示装置 Download PDF

Info

Publication number
JP5153485B2
JP5153485B2 JP2008172634A JP2008172634A JP5153485B2 JP 5153485 B2 JP5153485 B2 JP 5153485B2 JP 2008172634 A JP2008172634 A JP 2008172634A JP 2008172634 A JP2008172634 A JP 2008172634A JP 5153485 B2 JP5153485 B2 JP 5153485B2
Authority
JP
Japan
Prior art keywords
screen
reflecting mirror
projection lens
light
display device
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
JP2008172634A
Other languages
English (en)
Japanese (ja)
Other versions
JP2010014816A5 (enExample
JP2010014816A (ja
Inventor
俊秀 関
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric 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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to JP2008172634A priority Critical patent/JP5153485B2/ja
Priority to US12/474,539 priority patent/US8052290B2/en
Publication of JP2010014816A publication Critical patent/JP2010014816A/ja
Publication of JP2010014816A5 publication Critical patent/JP2010014816A5/ja
Application granted granted Critical
Publication of JP5153485B2 publication Critical patent/JP5153485B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/08—Mirrors
    • G02B5/10—Mirrors with curved faces
    • 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
    • G03B21/10—Projectors with built-in or built-on screen
    • 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
    • G03B21/28—Reflectors in projection beam

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Projection Apparatus (AREA)
  • Lenses (AREA)
JP2008172634A 2008-07-01 2008-07-01 背面投射型表示装置 Expired - Fee Related JP5153485B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2008172634A JP5153485B2 (ja) 2008-07-01 2008-07-01 背面投射型表示装置
US12/474,539 US8052290B2 (en) 2008-07-01 2009-05-29 Rear-projection-type display apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2008172634A JP5153485B2 (ja) 2008-07-01 2008-07-01 背面投射型表示装置

Publications (3)

Publication Number Publication Date
JP2010014816A JP2010014816A (ja) 2010-01-21
JP2010014816A5 JP2010014816A5 (enExample) 2011-06-30
JP5153485B2 true JP5153485B2 (ja) 2013-02-27

Family

ID=41464168

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2008172634A Expired - Fee Related JP5153485B2 (ja) 2008-07-01 2008-07-01 背面投射型表示装置

Country Status (2)

Country Link
US (1) US8052290B2 (enExample)
JP (1) JP5153485B2 (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011186434A (ja) * 2010-02-10 2011-09-22 Mitsubishi Electric Corp 画像投写装置
JP5849613B2 (ja) * 2011-10-31 2016-01-27 株式会社リコー 画像表示装置
GB2496534B (en) * 2013-01-14 2013-10-09 Stromberg Ind Aps Rear screen projection apparatus and method
JP6384188B2 (ja) 2014-08-12 2018-09-05 ソニー株式会社 車両用表示装置と表示制御方法および後方モニタリングシステム
KR102479811B1 (ko) 2016-06-13 2022-12-23 삼성전자주식회사 공기 조화기 및 공기 조화기의 제어방법

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008102536A (ja) * 1999-08-04 2008-05-01 Sanyo Electric Co Ltd 背面投写型表示装置
JP2001242381A (ja) * 2000-03-01 2001-09-07 Hikari System Kenkyusho:Kk リアプロジェクション式モニター用反射結像光学系
JP3840031B2 (ja) 2000-03-09 2006-11-01 キヤノン株式会社 投射光学系及びそれを用いた投射型表示装置
JP2003207740A (ja) 2002-01-16 2003-07-25 Sanyo Electric Co Ltd 映像光生成光学ユニット及び背面投写型映像表示装置
JP4223936B2 (ja) * 2003-02-06 2009-02-12 株式会社リコー 投射光学系、拡大投射光学系、拡大投射装置及び画像投射装置
JP2006018083A (ja) 2004-07-02 2006-01-19 Sekinosu Kk 非球面ミラー部材及びそれを用いた背面投写型映像表示装置
JP2007079524A (ja) 2004-10-21 2007-03-29 Sony Corp 投射光学系及び投射型画像表示装置
JP5114828B2 (ja) 2005-04-08 2013-01-09 株式会社日立製作所 投写光学ユニット
JP2007025652A (ja) * 2005-06-14 2007-02-01 Seiko Epson Corp 画像表示装置
JP4933083B2 (ja) * 2005-11-04 2012-05-16 株式会社日立製作所 投写型映像表示装置とその投写光学ユニット
JP2008033290A (ja) * 2006-06-30 2008-02-14 Pentax Corp 投影装置
JP5140969B2 (ja) * 2006-09-07 2013-02-13 セイコーエプソン株式会社 プロジェクタ
JP4905091B2 (ja) * 2006-11-30 2012-03-28 株式会社Ｊｖｃケンウッド ミラー取付構造
JP2008145729A (ja) * 2006-12-11 2008-06-26 Seiko Epson Corp 反射ミラー、およびリアプロジェクタ

Also Published As

Publication number Publication date
US8052290B2 (en) 2011-11-08
JP2010014816A (ja) 2010-01-21
US20100002321A1 (en) 2010-01-07

Similar Documents

Publication Publication Date Title
JP5358451B2 (ja) 面状照明装置及び画像表示装置
JP6597196B2 (ja) 虚像表示措置
JP5963057B2 (ja) 投射光学系および画像投射装置
JP6617947B2 (ja) 画像表示装置及び画像表示システム
JP5648616B2 (ja) 画像表示装置
JP5214060B1 (ja) 虚像表示装置
JP4353992B2 (ja) 照明用光源装置および画像表示装置
JPWO2019008684A1 (ja) 投影光学系及びヘッドアップディスプレイ装置
JP6964093B2 (ja) 投影光学系、画像投影装置、および画像投影システム
JP5153485B2 (ja) 背面投射型表示装置
JP6402854B2 (ja) 透過型スクリーン及びそれを用いたヘッドアップディスプレイ装置
JP5975012B2 (ja) 画像投射装置
JP6797049B2 (ja) 画像形成装置、画像形成装置を搭載した車両
JP2022040640A (ja) 光学系、プロジェクター、および撮像装置
JP2004045496A (ja) ２次元光走査装置及び映像表示装置
JP5162901B2 (ja) 投射型表示装置及び光学ユニット
JP6669158B2 (ja) 光学ユニット及びそれを備えたプロジェクター
JP5975089B2 (ja) 投射光学系および画像表示装置
KR101315981B1 (ko) 프로젝터
JPWO2018030157A1 (ja) 投射型表示装置
JP2015031912A (ja) 投射光学系及び画像投射装置
JP6642298B2 (ja) 投射型表示装置
JP2014056139A (ja) 画像投影装置
KR102069066B1 (ko) 프로젝션 장치
JP2024101193A (ja) プロジェクター

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20110516

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20110516

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20120523

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20120529

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20120719

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20121106

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20121204

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20151214

Year of fee payment: 3

R150 Certificate of patent or registration of utility model

Ref document number: 5153485

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150

Free format text: JAPANESE INTERMEDIATE CODE: R150

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

LAPS Cancellation because of no payment of annual fees