DE112021002934T5 - Bildanzeigeeinrichtung und optisches projektionssystem - Google Patents

Bildanzeigeeinrichtung und optisches projektionssystem Download PDF

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Publication number
DE112021002934T5
DE112021002934T5 DE112021002934.7T DE112021002934T DE112021002934T5 DE 112021002934 T5 DE112021002934 T5 DE 112021002934T5 DE 112021002934 T DE112021002934 T DE 112021002934T DE 112021002934 T5 DE112021002934 T5 DE 112021002934T5
Authority
DE
Germany
Prior art keywords
light
image
optical system
reflection surface
image display
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.)
Withdrawn
Application number
DE112021002934.7T
Other languages
German (de)
English (en)
Inventor
Mariko Nishiyama
Jun Nishikawa
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 Group Corp
Original Assignee
Sony Group 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 Group Corp filed Critical Sony Group Corp
Publication of DE112021002934T5 publication Critical patent/DE112021002934T5/de
Withdrawn legal-status Critical Current

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Classifications

    • 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
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B17/00—Systems with reflecting surfaces, with or without refracting elements
    • G02B17/08—Catadioptric systems
    • G02B17/082—Catadioptric systems using three curved mirrors
    • G02B17/0832—Catadioptric systems using three curved mirrors off-axis or unobscured systems in which not all of the mirrors share a common axis of rotational symmetry, e.g. at least one of the mirrors is warped, tilted or decentered with respect to the other elements
    • 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
    • G03B21/54—Accessories
    • G03B21/56—Projection screens
    • G03B21/60—Projection screens characterised by the nature of the surface
    • 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]
    • H04N9/3102—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators
    • H04N9/3105—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators for displaying all colours simultaneously, e.g. by using two or more electronic spatial light modulators
    • 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
    • H04N9/3147—Multi-projection systems
    • 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
    • G03B37/00—Panoramic or wide-screen photography; Photographing extended surfaces, e.g. for surveying; Photographing internal surfaces, e.g. of pipe
    • G03B37/04—Panoramic or wide-screen photography; Photographing extended surfaces, e.g. for surveying; Photographing internal surfaces, e.g. of pipe with cameras or projectors providing touching or overlapping fields of view

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Lenses (AREA)
  • Projection Apparatus (AREA)
DE112021002934.7T 2020-05-27 2021-05-17 Bildanzeigeeinrichtung und optisches projektionssystem Withdrawn DE112021002934T5 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020091942 2020-05-27
JP2020-091942 2020-05-27
PCT/JP2021/018550 WO2021241297A1 (ja) 2020-05-27 2021-05-17 画像表示装置及び投射光学系

Publications (1)

Publication Number Publication Date
DE112021002934T5 true DE112021002934T5 (de) 2023-03-30

Family

ID=78744617

Family Applications (1)

Application Number Title Priority Date Filing Date
DE112021002934.7T Withdrawn DE112021002934T5 (de) 2020-05-27 2021-05-17 Bildanzeigeeinrichtung und optisches projektionssystem

Country Status (6)

Country Link
US (1) US12481208B2 (https=)
JP (1) JP7697461B2 (https=)
CN (1) CN115668026A (https=)
DE (1) DE112021002934T5 (https=)
TW (1) TW202204969A (https=)
WO (1) WO2021241297A1 (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116482924A (zh) * 2023-04-20 2023-07-25 蔚来汽车科技(安徽)有限公司 激光投影组件、激光投影装置及其控制方法
WO2025220275A1 (ja) * 2024-04-18 2025-10-23 パナソニックＩｐマネジメント株式会社 光学系、画像投写装置および撮像装置

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6511184B2 (en) * 2000-04-05 2003-01-28 Matsushita Electric Industrial Co., Ltd. Color image display apparatus
TWI289210B (en) * 2004-10-21 2007-11-01 Sony Corp Projection optical system and projection type image display device
CN100462774C (zh) * 2005-08-22 2009-02-18 佳能株式会社 光学扫描系统和利用该系统的图像形成设备
CN100541114C (zh) * 2007-07-24 2009-09-16 哈尔滨工程大学 双曲面反射镜的多维全场光学校验装置
WO2009107744A1 (ja) 2008-02-29 2009-09-03 国立大学法人東北大学 投影光学系および投影装置
JP5365155B2 (ja) 2008-11-21 2013-12-11 ソニー株式会社 投射型画像表示装置および投射光学系
KR20110120590A (ko) * 2010-04-29 2011-11-04 삼성전자주식회사 광학 시스템 및 이를 적용한 영상투사장치
JP5615449B2 (ja) 2011-12-01 2014-10-29 三菱電機株式会社 投写光学系および投写型画像表示装置
US20140002802A1 (en) * 2012-06-27 2014-01-02 Young Optics Inc. Projection apparatus and projection lens thereof
JP6243353B2 (ja) 2012-12-28 2017-12-06 株式会社ｎｉｔｔｏｈ 投射光学系およびプロジェクタ装置
JP2015031912A (ja) 2013-08-06 2015-02-16 三星電子株式会社Ｓａｍｓｕｎｇ Ｅｌｅｃｔｒｏｎｉｃｓ Ｃｏ．，Ｌｔｄ． 投射光学系及び画像投射装置
WO2016017434A1 (ja) 2014-07-28 2016-02-04 コニカミノルタ株式会社 投影光学系及び投影装置
WO2016068269A1 (ja) 2014-10-31 2016-05-06 日東光学株式会社 投射光学系およびプロジェクタ装置
CN204360020U (zh) * 2015-01-19 2015-05-27 上海芯天电子有限公司 一种消除汽车平视显示器投影图像重影的装置
IL261148B2 (en) * 2016-02-26 2023-12-01 Magic Leap Inc Light output system with reflector and lens for highly spatially uniform light output
JP6383505B2 (ja) 2016-04-28 2018-08-29 株式会社ｎｉｔｔｏｈ 特性の異なる領域を含むレンズを有する光学システム
WO2018042865A1 (ja) 2016-08-30 2018-03-08 ソニー株式会社 画像表示装置及び投射光学系
US11175440B2 (en) 2016-10-03 2021-11-16 Kuraray Co., Ltd. Diffuser plate and projection-type image displaying device
JP6593844B2 (ja) 2016-12-21 2019-10-23 株式会社ｎｉｔｔｏｈ 投射光学系およびプロジェクタ
EP3654083B1 (en) * 2017-07-10 2024-10-09 Sony Group Corporation Image display device and projection optical system
US20210065659A1 (en) 2018-01-25 2021-03-04 Sony Corporation Image processing apparatus, image processing method, program, and projection system
TWI816758B (zh) 2018-05-10 2023-10-01 日商索尼股份有限公司 圖像顯示裝置、投射光學系統及圖像顯示系統
TWI812715B (zh) * 2018-06-29 2023-08-21 日商索尼股份有限公司 圖像顯示裝置及投射光學系統
CN110039407B (zh) * 2019-05-28 2020-07-07 长光卫星技术有限公司 一种有效减小反射镜光学加工边缘效应的快速抛光方法

Also Published As

Publication number Publication date
JP7697461B2 (ja) 2025-06-24
TW202204969A (zh) 2022-02-01
US12481208B2 (en) 2025-11-25
CN115668026A (zh) 2023-01-31
WO2021241297A1 (ja) 2021-12-02
JPWO2021241297A1 (https=) 2021-12-02
US20230176463A1 (en) 2023-06-08

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Date Code Title Description
R119 Application deemed withdrawn, or ip right lapsed, due to non-payment of renewal fee