FR2955673B1 - Dispositif de projection courte distance raisonnablement grand angle avec zoom et mise au point - Google Patents

Dispositif de projection courte distance raisonnablement grand angle avec zoom et mise au point

Info

Publication number
FR2955673B1
FR2955673B1 FR1050425A FR1050425A FR2955673B1 FR 2955673 B1 FR2955673 B1 FR 2955673B1 FR 1050425 A FR1050425 A FR 1050425A FR 1050425 A FR1050425 A FR 1050425A FR 2955673 B1 FR2955673 B1 FR 2955673B1
Authority
FR
France
Prior art keywords
zoom
focus
projection device
wide angle
angle distance
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
FR1050425A
Other languages
English (en)
Other versions
FR2955673A1 (fr
Inventor
Pascal Benoit
Guilhem Dubroca
Khaled Sarayeddine
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.)
Optinvent
Original Assignee
Optinvent
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 Optinvent filed Critical Optinvent
Priority to FR1050425A priority Critical patent/FR2955673B1/fr
Priority to US13/574,658 priority patent/US9019597B2/en
Priority to PCT/EP2011/050279 priority patent/WO2011089042A1/fr
Priority to CN2011800067241A priority patent/CN102782554A/zh
Publication of FR2955673A1 publication Critical patent/FR2955673A1/fr
Application granted granted Critical
Publication of FR2955673B1 publication Critical patent/FR2955673B1/fr
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B15/00—Optical objectives with means for varying the magnification
    • G02B15/14—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective
    • G02B15/143—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective having three groups only
    • G02B15/1431—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective having three groups only the first group being positive
    • G02B15/143103—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective having three groups only the first group being positive arranged ++-
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B15/00—Optical objectives with means for varying the magnification
    • G02B15/14—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective
    • G02B15/144—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective having four groups only
    • G02B15/1441—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective having four groups only the first group being positive
    • G02B15/144105—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective having four groups only the first group being positive arranged +-+-
    • 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
    • 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
    • G03B21/142—Adjusting of projection optics
    • 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)
  • Lenses (AREA)
FR1050425A 2010-01-22 2010-01-22 Dispositif de projection courte distance raisonnablement grand angle avec zoom et mise au point Expired - Fee Related FR2955673B1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR1050425A FR2955673B1 (fr) 2010-01-22 2010-01-22 Dispositif de projection courte distance raisonnablement grand angle avec zoom et mise au point
US13/574,658 US9019597B2 (en) 2010-01-22 2011-01-11 Device for short-distance projection at a reasonably large angle with zoom and focusing
PCT/EP2011/050279 WO2011089042A1 (fr) 2010-01-22 2011-01-11 Dispositif de projection courte distance raisonnablement grand angle avec zoom et mise au point
CN2011800067241A CN102782554A (zh) 2010-01-22 2011-01-11 具有变焦和聚焦的以合理的大角度进行短距离投影的设备

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1050425A FR2955673B1 (fr) 2010-01-22 2010-01-22 Dispositif de projection courte distance raisonnablement grand angle avec zoom et mise au point

Publications (2)

Publication Number Publication Date
FR2955673A1 FR2955673A1 (fr) 2011-07-29
FR2955673B1 true FR2955673B1 (fr) 2012-07-27

Family

ID=42078954

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1050425A Expired - Fee Related FR2955673B1 (fr) 2010-01-22 2010-01-22 Dispositif de projection courte distance raisonnablement grand angle avec zoom et mise au point

Country Status (4)

Country Link
US (1) US9019597B2 (fr)
CN (1) CN102782554A (fr)
FR (1) FR2955673B1 (fr)
WO (1) WO2011089042A1 (fr)

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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
JP5696644B2 (ja) * 2011-11-04 2015-04-08 株式会社リコー 画像表示装置
US9785043B2 (en) * 2012-12-28 2017-10-10 Nittoh Inc. Projection optical system and projector apparatus
JP6326717B2 (ja) * 2013-03-04 2018-05-23 株式会社リコー 投射光学系および画像表示装置
CN104698574B (zh) * 2013-12-05 2017-11-24 台达电子工业股份有限公司 广角投影光学系统
TWI497114B (zh) * 2013-12-05 2015-08-21 Delta Electronics Inc 廣角投影光學系統
US10107996B2 (en) * 2013-12-05 2018-10-23 Delta Electronics, Inc. Wide-angle projection optical system
JP6253437B2 (ja) * 2014-02-14 2017-12-27 キヤノン株式会社 結像光学系及びそれを有する画像投射装置
CN105759405B (zh) * 2014-12-17 2020-08-18 深圳市亿思达科技集团有限公司 能增大视场角的光学系统及投影镜头
JP5930085B1 (ja) * 2015-01-27 2016-06-08 セイコーエプソン株式会社 投射光学系
EP3244252A1 (fr) 2016-05-12 2017-11-15 Fundacion Tekniker Système, procédé et programme informatique pour améliorer la vision de personnes souffrant d'un trouble maculaire
TWI773677B (zh) * 2017-06-30 2022-08-11 揚明光學股份有限公司 廣角投影鏡頭
TWM554571U (zh) * 2017-09-13 2018-01-21 孔建平 反射式廣角鏡頭
CN107664823A (zh) * 2017-10-23 2018-02-06 中山联合光电科技股份有限公司 一种超小体积4k分辨率的超短焦投影光学系统
WO2020014074A1 (fr) 2018-07-07 2020-01-16 Acucela Inc. Dispositif de prévention de l'hypoxie rétinienne
CN112740099B (zh) 2018-07-30 2024-05-14 奥克塞拉有限公司 用于延缓近视进展的电子接触透镜的光学设计
CN114502120A (zh) 2019-07-31 2022-05-13 奥克塞拉有限公司 用于将图像投射到视网膜上的设备
JP2022547621A (ja) 2019-09-16 2022-11-14 アキュセラ インコーポレイテッド 近視の進行を阻害するように設計される、電子ソフトコンタクトレンズのための組立プロセス
JP2023514382A (ja) 2020-02-21 2023-04-05 アキュセラ インコーポレイテッド 電子コンタクトレンズのための充電ケース
CA3177695A1 (fr) 2020-05-13 2021-11-18 Ryo Kubota Lunettes electro-commutables de traitement de la myopie
EP4161636A4 (fr) 2020-06-08 2024-06-26 Acucela Inc. Projection d'images défocalisées sur la rétine périphérique pour traiter une erreur de réfraction
KR20230020391A (ko) 2020-06-08 2023-02-10 어큐셀라 인코포레이티드 누진 굴절 이상을 치료하기 위해 주변 디포커스를 이용하는 디바이스 상의 스틱
CN115698832A (zh) 2020-06-08 2023-02-03 奥克塞拉有限公司 用于治疗散光的非对称投影透镜
US11281022B2 (en) 2020-06-10 2022-03-22 Acucela Inc. Apparatus and methods for the treatment of refractive error using active stimulation
US11209672B1 (en) 2021-04-06 2021-12-28 Acucela Inc. Supporting pillars for encapsulating a flexible PCB within a soft hydrogel contact lens
US11366341B1 (en) 2021-05-04 2022-06-21 Acucela Inc. Electronic case for electronic spectacles

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Publication number Priority date Publication date Assignee Title
US4278330A (en) * 1979-05-14 1981-07-14 Applied Systems Corporation Catadioptric virtual-zoom optical system
JP2001343589A (ja) * 2000-03-31 2001-12-14 Canon Inc 投影光学系、および該投影光学系による投影露光装置、デバイス製造方法
US6747813B2 (en) * 2001-09-17 2004-06-08 Olympus Corporation Optical system and imaging device
US7639419B2 (en) * 2003-02-21 2009-12-29 Kla-Tencor Technologies, Inc. Inspection system using small catadioptric objective
FR2878968B1 (fr) 2004-12-03 2008-02-22 Thomson Licensing Sa Systeme de projection
TWI289210B (en) 2004-10-21 2007-11-01 Sony Corp Projection optical system and projection type image display device
US20080017663A1 (en) 2006-07-20 2008-01-24 University Of Southern California Bag Lifting and Emptying System
JP2008090200A (ja) * 2006-10-05 2008-04-17 Sony Corp ズームレンズおよび投射型画像表示装置
JP5030732B2 (ja) * 2006-12-04 2012-09-19 株式会社リコー 投射光学系及び画像投射装置
JP2008242025A (ja) * 2007-03-27 2008-10-09 Konica Minolta Opto Inc 投影光学系
US8169717B2 (en) * 2007-08-24 2012-05-01 Caldwell Photographic, Inc. Large aperture imaging optical systems
JP5359607B2 (ja) * 2008-09-02 2013-12-04 株式会社リコー 変倍光学系、プロジェクタ

Also Published As

Publication number Publication date
US20120327508A1 (en) 2012-12-27
WO2011089042A1 (fr) 2011-07-28
US9019597B2 (en) 2015-04-28
CN102782554A (zh) 2012-11-14
FR2955673A1 (fr) 2011-07-29

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