JP5484098B2 - 投写光学系及び画像表示装置 - Google Patents

投写光学系及び画像表示装置 Download PDF

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Publication number
JP5484098B2
JP5484098B2 JP2010015620A JP2010015620A JP5484098B2 JP 5484098 B2 JP5484098 B2 JP 5484098B2 JP 2010015620 A JP2010015620 A JP 2010015620A JP 2010015620 A JP2010015620 A JP 2010015620A JP 5484098 B2 JP5484098 B2 JP 5484098B2
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Japan
Prior art keywords
lens
image display
lens system
projection optical
optical system
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JP2010015620A
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Japanese (ja)
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JP2010244017A (ja
JP2010244017A5 (enExample
Inventor
宗晴 桑田
智広 笹川
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Mitsubishi Electric Corp
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Mitsubishi Electric Corp
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Priority to JP2010015620A priority Critical patent/JP5484098B2/ja
Priority to US12/725,633 priority patent/US8337024B2/en
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Publication of JP2010244017A5 publication Critical patent/JP2010244017A5/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
    • G03B21/28—Reflectors in projection beam
    • 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

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Projection Apparatus (AREA)
  • Lenses (AREA)
  • Liquid Crystal (AREA)
JP2010015620A 2009-03-18 2010-01-27 投写光学系及び画像表示装置 Expired - Fee Related JP5484098B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2010015620A JP5484098B2 (ja) 2009-03-18 2010-01-27 投写光学系及び画像表示装置
US12/725,633 US8337024B2 (en) 2009-03-18 2010-03-17 Projection optical system and image display apparatus

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2009065604 2009-03-18
JP2009065604 2009-03-18
JP2010015620A JP5484098B2 (ja) 2009-03-18 2010-01-27 投写光学系及び画像表示装置

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JP2010244017A JP2010244017A (ja) 2010-10-28
JP2010244017A5 JP2010244017A5 (enExample) 2013-03-07
JP5484098B2 true JP5484098B2 (ja) 2014-05-07

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JP (1) JP5484098B2 (enExample)

Cited By (2)

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US9606425B2 (en) 2015-06-19 2017-03-28 Canon Kabushiki Kaisha Imaging optical system, optical apparatus and image projection apparatus
US10466578B2 (en) 2017-08-17 2019-11-05 Fujifilm Corporation Projection optical system and projection display device

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JP2010164944A (ja) * 2008-12-16 2010-07-29 Olympus Corp 投影光学系及びそれを用いた視覚表示装置
JP5764952B2 (ja) * 2011-02-07 2015-08-19 セイコーエプソン株式会社 プロジェクター及び電子黒板
WO2012132294A1 (ja) * 2011-03-28 2012-10-04 富士フイルム株式会社 投写光学系および投写型表示装置
US8955981B2 (en) * 2011-04-01 2015-02-17 Seiko Epson Corporation Projector, projection unit, and interactive board
EP3462224A1 (en) 2011-07-05 2019-04-03 Nittoh Inc. Projection optical system and projector apparatus
JP5874263B2 (ja) 2011-09-15 2016-03-02 株式会社リコー 投射光学系及び画像投射装置
JP5849613B2 (ja) * 2011-10-31 2016-01-27 株式会社リコー 画像表示装置
JP5987459B2 (ja) * 2012-05-08 2016-09-07 株式会社ニコン 映像投写装置用光学系および映像投写装置
TWI489855B (zh) * 2012-05-23 2015-06-21 Delta Electronics Inc 立體投影光源系統
JP5767614B2 (ja) * 2012-09-04 2015-08-19 日東光学株式会社 投射光学系およびプロジェクタ装置
EP2835677B1 (en) 2012-12-28 2020-05-27 Nittoh Inc. Projection optical system and projector device
US10122977B2 (en) 2013-06-13 2018-11-06 Nec Display Solutions, Ltd. Projector including first and second optical systems
WO2014199487A1 (ja) * 2013-06-13 2014-12-18 Ｎｅｃディスプレイソリューションズ株式会社 プロジェクタ
JP6573352B2 (ja) * 2013-09-18 2019-09-11 キヤノン株式会社 結像光学系および画像投射装置
TWI551884B (zh) * 2013-10-31 2016-10-01 揚明光學股份有限公司 投影鏡頭
JP6648147B2 (ja) * 2014-10-24 2020-02-14 マジック アイ インコーポレイテッド 距離センサ
WO2016084599A1 (ja) * 2014-11-27 2016-06-02 富士フイルム株式会社 プロジェクタ
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
WO2016152748A1 (ja) * 2015-03-26 2016-09-29 コニカミノルタ株式会社 投影装置
US10488192B2 (en) 2015-05-10 2019-11-26 Magik Eye Inc. Distance sensor projecting parallel patterns
TWI687652B (zh) 2015-05-10 2020-03-11 美商麥吉克艾公司 距離感測器（二）
JP6736366B2 (ja) * 2015-06-19 2020-08-05 キヤノン株式会社 結像光学系、光学機器および画像投射装置
WO2017213058A1 (ja) * 2016-06-08 2017-12-14 キヤノン株式会社 結像光学系、それを備える撮像装置及び投射装置
KR102595391B1 (ko) 2016-12-07 2023-10-31 매직 아이 인코포레이티드 조정 가능한 초점 이미징 센서를 포함한 거리 센서
CN106773061B (zh) * 2017-02-10 2023-09-26 北京铅笔视界科技有限公司 一种近眼显示光学系统
JP6797087B2 (ja) * 2017-08-17 2020-12-09 富士フイルム株式会社 投写用光学系及び投写型表示装置
WO2019070806A1 (en) 2017-10-08 2019-04-11 Magik Eye Inc. CALIBRATION OF A SENSOR SYSTEM COMPRISING MULTIPLE MOBILE SENSORS
KR102747112B1 (ko) 2017-10-08 2024-12-31 매직 아이 인코포레이티드 경도 그리드 패턴을 사용한 거리 측정
US10679076B2 (en) 2017-10-22 2020-06-09 Magik Eye Inc. Adjusting the projection system of a distance sensor to optimize a beam layout
US10931883B2 (en) 2018-03-20 2021-02-23 Magik Eye Inc. Adjusting camera exposure for three-dimensional depth sensing and two-dimensional imaging
CN112166345A (zh) 2018-03-20 2021-01-01 魔眼公司 使用变化密度的投影图案进行距离测量
US11474245B2 (en) 2018-06-06 2022-10-18 Magik Eye Inc. Distance measurement using high density projection patterns
KR102200450B1 (ko) * 2018-07-13 2021-01-08 에스케이텔레콤 주식회사 영상 투사 장치
WO2020013416A1 (ko) * 2018-07-12 2020-01-16 에스케이텔레콤 주식회사 영상 투사 장치
KR102241237B1 (ko) * 2018-07-13 2021-04-16 에스케이텔레콤 주식회사 영상 투사 장치
WO2020033169A1 (en) 2018-08-07 2020-02-13 Magik Eye Inc. Baffles for three-dimensional sensors having spherical fields of view
US11483503B2 (en) 2019-01-20 2022-10-25 Magik Eye Inc. Three-dimensional sensor including bandpass filter having multiple passbands
JP7200775B2 (ja) * 2019-03-18 2023-01-10 株式会社リコー 投射装置、表示システムおよび移動体
WO2020197813A1 (en) 2019-03-25 2020-10-01 Magik Eye Inc. Distance measurement using high density projection patterns
EP3970362A4 (en) 2019-05-12 2023-06-21 Magik Eye Inc. MAPPING OF THREE-DIMENSIONAL DEPTH MAP DATA TO TWO-DIMENSIONAL IMAGES
CN111948886A (zh) * 2019-05-14 2020-11-17 青岛海信激光显示股份有限公司 投影成像装置
US12196930B2 (en) * 2019-09-20 2025-01-14 Adway International, Inc. High image quality during off-axis projection using a free-form mirror
EP4065929A4 (en) 2019-12-01 2023-12-06 Magik Eye Inc. IMPROVEMENT OF TRIANGULATION-BASED THREE-DIMENSIONAL DISTANCE MEASUREMENTS WITH TIME OF FLIGHT INFORMATION
CN114830190A (zh) 2019-12-29 2022-07-29 魔眼公司 将三维坐标与二维特征点相关联
US11688088B2 (en) 2020-01-05 2023-06-27 Magik Eye Inc. Transferring the coordinate system of a three-dimensional camera to the incident point of a two-dimensional camera
EP4001987A1 (en) * 2020-11-18 2022-05-25 Coretronic Corporation Imaging system and projection device
JP2023155932A (ja) * 2022-04-12 2023-10-24 パナソニックＩｐマネジメント株式会社 レンズ系、画像投写装置および撮像装置

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JP2003255229A (ja) * 2002-02-28 2003-09-10 Minolta Co Ltd リアプロジェクション光学系
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
JP4210314B2 (ja) * 2003-02-06 2009-01-14 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
JP2005107404A (ja) * 2003-10-01 2005-04-21 Matsushita Electric Ind Co Ltd 広角撮像光学系、並びにそれを備えた広角撮像装置、監視用撮像装置、車載用撮像装置及び投写装置
KR100677134B1 (ko) * 2004-09-24 2007-02-02 삼성전자주식회사 박형 투사 광학계 및 이를 채용한 화상 표시 장치
KR100657338B1 (ko) * 2005-09-26 2006-12-14 삼성전자주식회사 투사형 화상표시장치
JP5006069B2 (ja) * 2006-05-01 2012-08-22 株式会社リコー 投射光学系及び画像表示装置
US7857463B2 (en) * 2007-03-29 2010-12-28 Texas Instruments Incorporated Optical system for a thin, low-chin, projection television

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9606425B2 (en) 2015-06-19 2017-03-28 Canon Kabushiki Kaisha Imaging optical system, optical apparatus and image projection apparatus
US10466578B2 (en) 2017-08-17 2019-11-05 Fujifilm Corporation Projection optical system and projection display device

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Publication number Publication date
US8337024B2 (en) 2012-12-25
US20100238416A1 (en) 2010-09-23
JP2010244017A (ja) 2010-10-28

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