CN110095927B - 投射镜头和投影仪 - Google Patents

投射镜头和投影仪 Download PDF

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Publication number
CN110095927B
CN110095927B CN201910084920.9A CN201910084920A CN110095927B CN 110095927 B CN110095927 B CN 110095927B CN 201910084920 A CN201910084920 A CN 201910084920A CN 110095927 B CN110095927 B CN 110095927B
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CN
China
Prior art keywords
cylinder
lens group
peripheral surface
optical axis
projection
Prior art date
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CN201910084920.9A
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English (en)
Chinese (zh)
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CN110095927A (zh
Inventor
竹花直人
盐川浩司
森贵照
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Seiko Epson Corp
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Seiko Epson Corp
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Publication of CN110095927A publication Critical patent/CN110095927A/zh
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    • 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
    • G02B15/146—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 more than five groups
    • G02B15/1465—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 more than five groups the first group being negative
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/0025—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for optical correction, e.g. distorsion, aberration
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
    • G02B7/021—Mountings, adjusting means, or light-tight connections, for optical elements for lenses for more than one lens
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
    • G02B7/022—Mountings, adjusting means, or light-tight connections, for optical elements for lenses lens and mount having complementary engagement means, e.g. screw/thread
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
    • G02B7/025—Mountings, adjusting means, or light-tight connections, for optical elements for lenses using glue
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B9/00—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or -
    • G02B9/64—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or - having more than six components
    • 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

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Projection Apparatus (AREA)
  • Lens Barrels (AREA)
CN201910084920.9A 2018-01-30 2019-01-29 投射镜头和投影仪 Active CN110095927B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2018-013831 2018-01-30
JP2018013831A JP7013893B2 (ja) 2018-01-30 2018-01-30 投写レンズおよびプロジェクター

Publications (2)

Publication Number Publication Date
CN110095927A CN110095927A (zh) 2019-08-06
CN110095927B true CN110095927B (zh) 2022-01-04

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Family Applications (1)

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CN201910084920.9A Active CN110095927B (zh) 2018-01-30 2019-01-29 投射镜头和投影仪

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US (1) US10503057B2 (https=)
JP (1) JP7013893B2 (https=)
CN (1) CN110095927B (https=)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113391512B (zh) * 2020-12-23 2022-07-12 深圳市安华光电技术有限公司 具有自动调焦功能的投影仪的调焦机构、镜头及投影仪
JP2022111504A (ja) * 2021-01-20 2022-08-01 セイコーエプソン株式会社 固定装置、投射光学装置及びプロジェクター
JP7759838B2 (ja) * 2022-03-31 2025-10-24 株式会社タムロン レンズ鏡筒および撮像装置

Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5968710A (ja) * 1982-10-13 1984-04-18 Ricoh Co Ltd レンズ系の組立方法
CN1385725A (zh) * 2001-05-14 2002-12-18 奥林巴斯光学工业株式会社 光学装置
CN1940616A (zh) * 2005-09-30 2007-04-04 富士能株式会社 透镜块、保持其的透镜保持件及使用其的投影机
CN202676972U (zh) * 2012-07-13 2013-01-16 茂莱（南京）仪器有限公司 可调式标准镜头
CN103777449A (zh) * 2012-10-25 2014-05-07 株式会社理光 照明光学系统以及图像投影装置
CN104136954A (zh) * 2012-02-28 2014-11-05 株式会社尼康 镜头镜筒以及摄像装置
CN104142554A (zh) * 2013-05-09 2014-11-12 精工爱普生株式会社 透镜镜筒以及投影机
CN105607211A (zh) * 2015-12-31 2016-05-25 中国华录集团有限公司 透镜调整结构及投影光学系统
CN106461901A (zh) * 2014-04-10 2017-02-22 Mems启动有限公司 微型透镜组件及其制造方法
CN206020913U (zh) * 2016-09-07 2017-03-15 海信集团有限公司 投影镜头的调节结构
CN107003496A (zh) * 2015-01-27 2017-08-01 精工爱普生株式会社 投射光学装置以及投影仪
CN107111099A (zh) * 2015-01-27 2017-08-29 精工爱普生株式会社 投射光学装置和投影仪

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002014267A (ja) 2000-06-28 2002-01-18 Konica Corp レンズユニットのレンズ調芯方法及びレンズユニット
JP3903948B2 (ja) * 2002-09-25 2007-04-11 ソニー株式会社 レンズ調芯機構、レンズ装置及び撮像装置
JP2005148439A (ja) * 2003-11-17 2005-06-09 Fujinon Corp レンズの偏心調整方法及びレンズ装置
JP2006078827A (ja) 2004-09-10 2006-03-23 Canon Inc レンズ鏡筒及び該レンズ鏡筒の組立方法
JP2007155761A (ja) 2005-11-30 2007-06-21 Fujinon Corp レンズ鏡筒、レンズの固定方法及びレンズの固定装置
JP5035966B2 (ja) 2007-03-27 2012-09-26 富士フイルム株式会社 レンズ鏡筒
JP2012242728A (ja) * 2011-05-23 2012-12-10 Konica Minolta Advanced Layers Inc 温度補償機能を有するレンズユニット
JP6168900B2 (ja) * 2013-08-01 2017-07-26 キヤノン株式会社 光学機器
JP2016206508A (ja) 2015-04-27 2016-12-08 キヤノン株式会社 投射型表示装置
JP6637752B2 (ja) 2015-12-10 2020-01-29 アキム株式会社 物品組み立て装置、部品組み立て方法

Patent Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5968710A (ja) * 1982-10-13 1984-04-18 Ricoh Co Ltd レンズ系の組立方法
CN1385725A (zh) * 2001-05-14 2002-12-18 奥林巴斯光学工业株式会社 光学装置
CN1940616A (zh) * 2005-09-30 2007-04-04 富士能株式会社 透镜块、保持其的透镜保持件及使用其的投影机
CN104136954A (zh) * 2012-02-28 2014-11-05 株式会社尼康 镜头镜筒以及摄像装置
CN202676972U (zh) * 2012-07-13 2013-01-16 茂莱（南京）仪器有限公司 可调式标准镜头
CN103777449A (zh) * 2012-10-25 2014-05-07 株式会社理光 照明光学系统以及图像投影装置
CN104142554A (zh) * 2013-05-09 2014-11-12 精工爱普生株式会社 透镜镜筒以及投影机
CN106461901A (zh) * 2014-04-10 2017-02-22 Mems启动有限公司 微型透镜组件及其制造方法
CN107003496A (zh) * 2015-01-27 2017-08-01 精工爱普生株式会社 投射光学装置以及投影仪
CN107111099A (zh) * 2015-01-27 2017-08-29 精工爱普生株式会社 投射光学装置和投影仪
CN105607211A (zh) * 2015-12-31 2016-05-25 中国华录集团有限公司 透镜调整结构及投影光学系统
CN206020913U (zh) * 2016-09-07 2017-03-15 海信集团有限公司 投影镜头的调节结构

Also Published As

Publication number Publication date
JP7013893B2 (ja) 2022-02-01
CN110095927A (zh) 2019-08-06
US10503057B2 (en) 2019-12-10
US20190235362A1 (en) 2019-08-01
JP2019132942A (ja) 2019-08-08

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