CN109212727B - 投影机与投影镜头 - Google Patents

投影机与投影镜头 Download PDF

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Publication number
CN109212727B
CN109212727B CN201710552295.7A CN201710552295A CN109212727B CN 109212727 B CN109212727 B CN 109212727B CN 201710552295 A CN201710552295 A CN 201710552295A CN 109212727 B CN109212727 B CN 109212727B
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CN
China
Prior art keywords
lens
group
projection
light valve
positive
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CN201710552295.7A
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English (en)
Chinese (zh)
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CN109212727A (zh
Inventor
钟孟峰
蔡幸妏
魏庆全
郭道宏
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Coretronic Corp
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Coretronic Corp
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Priority to CN201710552295.7A priority Critical patent/CN109212727B/zh
Priority to TW106123871A priority patent/TWI629529B/zh
Priority to JP2018112500A priority patent/JP7080738B2/ja
Publication of CN109212727A publication Critical patent/CN109212727A/zh
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Publication of CN109212727B publication Critical patent/CN109212727B/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
    • 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

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lenses (AREA)
  • Projection Apparatus (AREA)
CN201710552295.7A 2017-07-07 2017-07-07 投影机与投影镜头 Active CN109212727B (zh)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CN201710552295.7A CN109212727B (zh) 2017-07-07 2017-07-07 投影机与投影镜头
TW106123871A TWI629529B (zh) 2017-07-07 2017-07-17 投影機與投影鏡頭
JP2018112500A JP7080738B2 (ja) 2017-07-07 2018-06-13 投影機および投影レンズユニット

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710552295.7A CN109212727B (zh) 2017-07-07 2017-07-07 投影机与投影镜头

Publications (2)

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CN109212727A CN109212727A (zh) 2019-01-15
CN109212727B true CN109212727B (zh) 2021-04-06

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ID=63640647

Family Applications (1)

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CN201710552295.7A Active CN109212727B (zh) 2017-07-07 2017-07-07 投影机与投影镜头

Country Status (3)

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JP (1) JP7080738B2 (ja)
CN (1) CN109212727B (ja)
TW (1) TWI629529B (ja)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI674432B (zh) * 2019-02-01 2019-10-11 大立光電股份有限公司 光學攝影透鏡組、取像裝置及電子裝置
WO2020178883A1 (ja) * 2019-03-01 2020-09-10 オリンパス株式会社 広角光学系及びそれを備えた撮像装置
CN114114609A (zh) * 2020-09-01 2022-03-01 扬明光学股份有限公司 投影镜头
CN113325552B (zh) * 2021-06-10 2022-04-26 南京信息职业技术学院 一种用于数字电影放映机的中焦镜头结构

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1455212A1 (en) * 2003-03-06 2004-09-08 Casio Computer Co., Ltd. Projector lens system
WO2008015986A1 (en) * 2006-08-04 2008-02-07 Casio Computer Co., Ltd. Zoom lens and projector employing zoom lens
JP2009271165A (ja) * 2008-05-01 2009-11-19 Canon Inc ズームレンズ及びそれを有する撮像装置
CN102890339A (zh) * 2011-07-18 2013-01-23 亚洲光学股份有限公司 用于投影机的变焦投影镜头
CN103913829A (zh) * 2012-12-28 2014-07-09 株式会社理光 投影变焦镜头
JP2015114509A (ja) * 2013-12-12 2015-06-22 キヤノン株式会社 光学系及びそれを有する撮像装置
WO2015178095A1 (ja) * 2014-05-19 2015-11-26 オリンパス株式会社 ズームレンズ及びそれを有する撮像装置
JP2015215399A (ja) * 2014-05-08 2015-12-03 富士フイルム株式会社 投写用レンズおよび投写型表示装置
CN105911678A (zh) * 2014-05-13 2016-08-31 苏州佳世达光电有限公司 投影装置
CN106324797A (zh) * 2015-06-29 2017-01-11 佳能企业股份有限公司 光学镜头

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4949897B2 (ja) * 2007-03-09 2012-06-13 富士フイルム株式会社 防振機能付きズームレンズおよび撮像装置
JP5229962B2 (ja) 2009-03-31 2013-07-03 富士フイルム株式会社 投写用広角ズームレンズおよび投写型表示装置
US9097881B2 (en) * 2010-07-26 2015-08-04 Nikon Corporation Zoom lens system, optical apparatus and method for manufacturing zoom lens system
CN102819090B (zh) * 2011-06-09 2015-03-25 中山市云创知识产权服务有限公司 投影镜头
JP6043189B2 (ja) 2012-12-19 2016-12-14 株式会社リコー 投射用レンズおよびプロジェクタ装置
JP6609956B2 (ja) 2015-03-27 2019-11-27 株式会社シグマ 魚眼レンズ
TWI589933B (zh) * 2015-11-13 2017-07-01 奇景光電股份有限公司 陣列透鏡系統

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1455212A1 (en) * 2003-03-06 2004-09-08 Casio Computer Co., Ltd. Projector lens system
WO2008015986A1 (en) * 2006-08-04 2008-02-07 Casio Computer Co., Ltd. Zoom lens and projector employing zoom lens
JP2009271165A (ja) * 2008-05-01 2009-11-19 Canon Inc ズームレンズ及びそれを有する撮像装置
CN102890339A (zh) * 2011-07-18 2013-01-23 亚洲光学股份有限公司 用于投影机的变焦投影镜头
CN103913829A (zh) * 2012-12-28 2014-07-09 株式会社理光 投影变焦镜头
JP2015114509A (ja) * 2013-12-12 2015-06-22 キヤノン株式会社 光学系及びそれを有する撮像装置
JP2015215399A (ja) * 2014-05-08 2015-12-03 富士フイルム株式会社 投写用レンズおよび投写型表示装置
CN105911678A (zh) * 2014-05-13 2016-08-31 苏州佳世达光电有限公司 投影装置
WO2015178095A1 (ja) * 2014-05-19 2015-11-26 オリンパス株式会社 ズームレンズ及びそれを有する撮像装置
CN106324797A (zh) * 2015-06-29 2017-01-11 佳能企业股份有限公司 光学镜头

Also Published As

Publication number Publication date
CN109212727A (zh) 2019-01-15
TW201907191A (zh) 2019-02-16
JP7080738B2 (ja) 2022-06-06
TWI629529B (zh) 2018-07-11
JP2019015958A (ja) 2019-01-31

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