JP5031391B2 - テレセントリックな広角ズームレンズ - Google Patents

テレセントリックな広角ズームレンズ Download PDF

Info

Publication number
JP5031391B2
JP5031391B2 JP2007029357A JP2007029357A JP5031391B2 JP 5031391 B2 JP5031391 B2 JP 5031391B2 JP 2007029357 A JP2007029357 A JP 2007029357A JP 2007029357 A JP2007029357 A JP 2007029357A JP 5031391 B2 JP5031391 B2 JP 5031391B2
Authority
JP
Japan
Prior art keywords
lens
lens group
positive
negative
conjugate side
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
JP2007029357A
Other languages
English (en)
Japanese (ja)
Other versions
JP2008197155A (ja
JP2008197155A5 (enExample
Inventor
茂宣 杉田
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.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Priority to JP2007029357A priority Critical patent/JP5031391B2/ja
Publication of JP2008197155A publication Critical patent/JP2008197155A/ja
Publication of JP2008197155A5 publication Critical patent/JP2008197155A5/ja
Application granted granted Critical
Publication of JP5031391B2 publication Critical patent/JP5031391B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Lenses (AREA)
JP2007029357A 2007-02-08 2007-02-08 テレセントリックな広角ズームレンズ Expired - Fee Related JP5031391B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2007029357A JP5031391B2 (ja) 2007-02-08 2007-02-08 テレセントリックな広角ズームレンズ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2007029357A JP5031391B2 (ja) 2007-02-08 2007-02-08 テレセントリックな広角ズームレンズ

Publications (3)

Publication Number Publication Date
JP2008197155A JP2008197155A (ja) 2008-08-28
JP2008197155A5 JP2008197155A5 (enExample) 2010-03-25
JP5031391B2 true JP5031391B2 (ja) 2012-09-19

Family

ID=39756193

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2007029357A Expired - Fee Related JP5031391B2 (ja) 2007-02-08 2007-02-08 テレセントリックな広角ズームレンズ

Country Status (1)

Country Link
JP (1) JP5031391B2 (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008209829A (ja) * 2007-02-28 2008-09-11 Tamron Co Ltd 投射ズームレンズ
CN104991423B (zh) * 2013-09-16 2017-04-12 中国科学院上海光学精密机械研究所 用于印刷电路板光刻领域ldi光刻设备的光刻方法
CN116047734B (zh) * 2022-12-29 2025-09-02 湖南长步道光学科技有限公司 一种大光圈广角镜头
CN118859495A (zh) * 2024-07-29 2024-10-29 福建浩蓝光电有限公司 一种多物距内壁检测工业镜头
CN119596525A (zh) * 2024-12-30 2025-03-11 智慧星空(上海)工程技术有限公司 用于调焦调平的双远心投影物镜

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005077548A (ja) * 2003-08-29 2005-03-24 Canon Inc レトロフォーカスズームレンズ
JP2005338702A (ja) * 2004-05-31 2005-12-08 Canon Inc ズームレンズシステム
JP4700957B2 (ja) * 2004-12-02 2011-06-15 日東光学株式会社 ズームレンズシステム
JP2006184723A (ja) * 2004-12-28 2006-07-13 Canon Inc ズームレンズおよび光学機器
JP4972763B2 (ja) * 2005-12-07 2012-07-11 コニカミノルタアドバンストレイヤー株式会社 投影光学系および画像投影装置
JP4864600B2 (ja) * 2006-08-11 2012-02-01 富士フイルム株式会社 投写型ズームレンズおよび投写型表示装置
JP4957124B2 (ja) * 2006-08-28 2012-06-20 コニカミノルタアドバンストレイヤー株式会社 ズームレンズ

Also Published As

Publication number Publication date
JP2008197155A (ja) 2008-08-28

Similar Documents

Publication Publication Date Title
EP2378335B1 (en) Zoom lens of the retrofocus type and having five lens groups
US8270092B2 (en) Zoom lens for projection and projection-type display apparatus
US7663806B2 (en) Projection lens and projection type display device using the same
JP2007328163A (ja) ズームレンズ及びそれを有する画像投射装置
JP2008242402A (ja) 画像投射光学系及び画像投射装置
JP2008304765A (ja) ズームレンズ及びそれを用いた画像投影装置
JP2009003259A (ja) 投影用ズームレンズおよび投写型表示装置
JP2010139766A (ja) ズームレンズ
JP2007225877A (ja) ズームレンズ及びそれを有する画像投射装置
JP2011053538A (ja) 投写レンズおよび投写型表示装置
JP2009020283A (ja) 投影用ズームレンズおよび投写型表示装置
US6985302B2 (en) Projection zoom lens and optical projector provided with the same
JP4989079B2 (ja) ズームレンズ及びそれを有する画像投射装置
JP4599071B2 (ja) ズームレンズ及びそれを有する画像投射装置
JP2010160478A (ja) 投写用ズームレンズおよび投写型表示装置
JP2010122326A (ja) 投写用ズームレンズおよび投写型表示装置
JP5031391B2 (ja) テレセントリックな広角ズームレンズ
JP2008083229A (ja) 投写型ズームレンズおよび投写型表示装置
JP2006184723A (ja) ズームレンズおよび光学機器
JP4097957B2 (ja) 広角ズームレンズおよびこれを用いた投写型表示装置
JP5363248B2 (ja) 投写型可変焦点レンズおよび投写型表示装置
JP4920983B2 (ja) ズームレンズ及びそれを有する画像投射装置
JP2007304268A (ja) ズームレンズ及びそれを有する画像投射装置
JP4551676B2 (ja) ズームレンズ、画像表示装置、撮像装置
JP2006065249A (ja) ズームレンズおよびこれを用いた投写型表示装置

Legal Events

Date Code Title Description
RD04 Notification of resignation of power of attorney

Free format text: JAPANESE INTERMEDIATE CODE: A7424

Effective date: 20100201

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20100208

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20100208

RD01 Notification of change of attorney

Free format text: JAPANESE INTERMEDIATE CODE: A7421

Effective date: 20100630

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20120229

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20120327

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20120528

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20120626

A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20120627

R151 Written notification of patent or utility model registration

Ref document number: 5031391

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R151

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20150706

Year of fee payment: 3

LAPS Cancellation because of no payment of annual fees