JP4551676B2 - ズームレンズ、画像表示装置、撮像装置 - Google Patents

ズームレンズ、画像表示装置、撮像装置 Download PDF

Info

Publication number
JP4551676B2
JP4551676B2 JP2004067442A JP2004067442A JP4551676B2 JP 4551676 B2 JP4551676 B2 JP 4551676B2 JP 2004067442 A JP2004067442 A JP 2004067442A JP 2004067442 A JP2004067442 A JP 2004067442A JP 4551676 B2 JP4551676 B2 JP 4551676B2
Authority
JP
Japan
Prior art keywords
lens
optical power
conjugate side
lens group
negative
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
JP2004067442A
Other languages
English (en)
Japanese (ja)
Other versions
JP2005257896A (ja
JP2005257896A5 (enrdf_load_stackoverflow
Inventor
真司 山崎
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 JP2004067442A priority Critical patent/JP4551676B2/ja
Priority to CNB2005100527256A priority patent/CN100380161C/zh
Priority to EP05251431.2A priority patent/EP1574890B1/en
Priority to US11/076,535 priority patent/US7215477B2/en
Publication of JP2005257896A publication Critical patent/JP2005257896A/ja
Publication of JP2005257896A5 publication Critical patent/JP2005257896A5/ja
Application granted granted Critical
Publication of JP4551676B2 publication Critical patent/JP4551676B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Images

Landscapes

  • Liquid Crystal (AREA)
  • Lenses (AREA)
JP2004067442A 2004-03-10 2004-03-10 ズームレンズ、画像表示装置、撮像装置 Expired - Fee Related JP4551676B2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2004067442A JP4551676B2 (ja) 2004-03-10 2004-03-10 ズームレンズ、画像表示装置、撮像装置
CNB2005100527256A CN100380161C (zh) 2004-03-10 2005-03-09 变焦透镜及具有该变焦透镜的图像显示装置
EP05251431.2A EP1574890B1 (en) 2004-03-10 2005-03-09 Zoom lens and image display apparatus including the zoom lens
US11/076,535 US7215477B2 (en) 2004-03-10 2005-03-09 Zoom lens and image display apparatus including the zoom lens

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2004067442A JP4551676B2 (ja) 2004-03-10 2004-03-10 ズームレンズ、画像表示装置、撮像装置

Publications (3)

Publication Number Publication Date
JP2005257896A JP2005257896A (ja) 2005-09-22
JP2005257896A5 JP2005257896A5 (enrdf_load_stackoverflow) 2007-04-19
JP4551676B2 true JP4551676B2 (ja) 2010-09-29

Family

ID=35083695

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2004067442A Expired - Fee Related JP4551676B2 (ja) 2004-03-10 2004-03-10 ズームレンズ、画像表示装置、撮像装置

Country Status (1)

Country Link
JP (1) JP4551676B2 (enrdf_load_stackoverflow)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4847110B2 (ja) * 2005-11-28 2011-12-28 リコー光学株式会社 投射用レンズおよび投射型画像表示装置
JP4874683B2 (ja) 2006-03-22 2012-02-15 富士フイルム株式会社 投写用ズームレンズおよび投写型表示装置
JP2008209829A (ja) * 2007-02-28 2008-09-11 Tamron Co Ltd 投射ズームレンズ
JP5053680B2 (ja) * 2007-03-29 2012-10-17 キヤノン株式会社 画像投射光学系及び画像投射装置
JP5582706B2 (ja) * 2009-02-17 2014-09-03 キヤノン株式会社 光学系及びそれを有する撮像装置
JP2011013657A (ja) * 2009-06-05 2011-01-20 Fujifilm Corp 投写用ズームレンズおよび投写型表示装置
JP6365984B2 (ja) 2014-02-13 2018-08-01 パナソニックＩｐマネジメント株式会社 投写光学系及びプロジェクション装置
JP6632319B2 (ja) * 2015-10-20 2020-01-22 キヤノン株式会社 ズームレンズ及びそれを有する撮像装置
WO2018123672A1 (ja) 2016-12-28 2018-07-05 パナソニックＩｐマネジメント株式会社 撮像光学系とそれを備える撮像装置およびカメラシステム

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001350094A (ja) * 2000-06-05 2001-12-21 Canon Inc 光学系、投射光学系及びそれを有する画像投影装置、撮像装置
JP4695744B2 (ja) * 2000-06-05 2011-06-08 キヤノン株式会社 ズームレンズ及びそれを用いた投影装置
JP2004070306A (ja) * 2002-06-12 2004-03-04 Fuji Photo Optical Co Ltd ズームレンズおよびこれを用いた投写型表示装置

Also Published As

Publication number Publication date
JP2005257896A (ja) 2005-09-22

Similar Documents

Publication Publication Date Title
US7715111B2 (en) Projection zoom lens system and projection type display apparatus
US7605985B2 (en) Projection zoom lens and projection type display device
JP5513248B2 (ja) 投写用ズームレンズおよび投写型表示装置
JP5254146B2 (ja) 投写用広角ズームレンズおよび投写型表示装置
JP2007328163A (ja) ズームレンズ及びそれを有する画像投射装置
JP5378163B2 (ja) 投写用ズームレンズおよび投写型表示装置
JP2009003259A (ja) 投影用ズームレンズおよび投写型表示装置
JP2008083229A (ja) 投写型ズームレンズおよび投写型表示装置
WO2013171995A1 (ja) 投写用変倍光学系および投写型表示装置
JP5152854B2 (ja) 投写型可変焦点レンズおよび投写型表示装置
JP5081049B2 (ja) 投写用ズームレンズおよび投写型表示装置
JP4573937B2 (ja) 光学系およびそれを有する光学機器、画像投影装置、撮像装置
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
JP5415036B2 (ja) 投写型可変焦点レンズおよび投写型表示装置
JP4855024B2 (ja) ２群ズーム投影レンズおよび投写型表示装置
JP5307655B2 (ja) 投写型可変焦点レンズおよび投写型表示装置
JP4551676B2 (ja) ズームレンズ、画像表示装置、撮像装置
JP5363248B2 (ja) 投写型可変焦点レンズおよび投写型表示装置
JP2011053513A (ja) 投写型可変焦点レンズおよび投写型表示装置
JP3695612B2 (ja) ズームレンズ
JP2006065249A (ja) ズームレンズおよびこれを用いた投写型表示装置
JP2013195627A (ja) ズームレンズ及び投射型表示装置
JP2005062226A (ja) ズームレンズ及びそれを有する画像投射装置
JP2006039033A (ja) ズームレンズ及び投影装置

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20070306

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20070306

RD04 Notification of resignation of power of attorney

Free format text: JAPANESE INTERMEDIATE CODE: A7424

Effective date: 20100201

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20100407

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20100413

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20100614

RD01 Notification of change of attorney

Free format text: JAPANESE INTERMEDIATE CODE: A7421

Effective date: 20100630

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: 20100706

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: 20100712

R150 Certificate of patent or registration of utility model

Free format text: JAPANESE INTERMEDIATE CODE: R150

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

Free format text: PAYMENT UNTIL: 20130716

Year of fee payment: 3

LAPS Cancellation because of no payment of annual fees