JP7387312B2 - 光学系及びそれを有する撮像装置 - Google Patents

光学系及びそれを有する撮像装置 Download PDF

Info

Publication number
JP7387312B2
JP7387312B2 JP2019126339A JP2019126339A JP7387312B2 JP 7387312 B2 JP7387312 B2 JP 7387312B2 JP 2019126339 A JP2019126339 A JP 2019126339A JP 2019126339 A JP2019126339 A JP 2019126339A JP 7387312 B2 JP7387312 B2 JP 7387312B2
Authority
JP
Japan
Prior art keywords
optical system
lens
lens group
negative
focal length
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.)
Active
Application number
JP2019126339A
Other languages
English (en)
Japanese (ja)
Other versions
JP2020056995A5 (enrdf_load_stackoverflow
JP2020056995A (ja
Inventor
慎一郎 齋藤
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 US16/587,534 priority Critical patent/US11150467B2/en
Publication of JP2020056995A publication Critical patent/JP2020056995A/ja
Publication of JP2020056995A5 publication Critical patent/JP2020056995A5/ja
Application granted granted Critical
Publication of JP7387312B2 publication Critical patent/JP7387312B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Lenses (AREA)
JP2019126339A 2018-10-01 2019-07-05 光学系及びそれを有する撮像装置 Active JP7387312B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US16/587,534 US11150467B2 (en) 2018-10-01 2019-09-30 Optical system and image pickup apparatus including the same consisting of two lens units of −+ refractive powers having seven lenses of −−++−+− refractive powers or eighth lenses of −−++−+−+ refractive powers

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2018186423 2018-10-01
JP2018186423 2018-10-01

Publications (3)

Publication Number Publication Date
JP2020056995A JP2020056995A (ja) 2020-04-09
JP2020056995A5 JP2020056995A5 (enrdf_load_stackoverflow) 2022-06-27
JP7387312B2 true JP7387312B2 (ja) 2023-11-28

Family

ID=70107237

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2019126339A Active JP7387312B2 (ja) 2018-10-01 2019-07-05 光学系及びそれを有する撮像装置

Country Status (1)

Country Link
JP (1) JP7387312B2 (enrdf_load_stackoverflow)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113589474A (zh) * 2021-07-02 2021-11-02 舜宇光学(中山)有限公司 成像镜头
JP2023057913A (ja) * 2021-10-12 2023-04-24 キヤノン株式会社 光学系、レンズ装置、及び撮像装置
CN117130136B (zh) * 2022-12-08 2025-06-10 中山联合光电研究院有限公司 一种光学镜头及拍摄装置

Citations (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008107391A (ja) 2006-10-23 2008-05-08 Olympus Medical Systems Corp 内視鏡対物光学系
JP2009047982A (ja) 2007-08-21 2009-03-05 Olympus Imaging Corp 結像光学系及びそれを有する電子撮像装置
JP2010176015A (ja) 2009-01-30 2010-08-12 Nikon Corp 広角レンズ、撮像装置、広角レンズの製造方法
JP2010276923A (ja) 2009-05-29 2010-12-09 Fujifilm Corp 内視鏡用対物レンズおよび内視鏡
JP2011145315A (ja) 2010-01-12 2011-07-28 Fujifilm Corp 撮像レンズ、撮像光学系、撮像装置
JP2011150196A (ja) 2010-01-22 2011-08-04 Nikon Corp 広角レンズ、撮像装置、広角レンズの製造方法
JP2012058406A (ja) 2010-09-07 2012-03-22 Olympus Imaging Corp 結像光学系及びそれを有する電子撮像装置
JP2013020073A (ja) 2011-07-11 2013-01-31 Sigma Corp 超広角レンズ系
JP2016014754A (ja) 2014-07-02 2016-01-28 富士フイルム株式会社 内視鏡用対物レンズおよび内視鏡
JP2016151629A (ja) 2015-02-17 2016-08-22 富士フイルム株式会社 内視鏡用対物レンズおよび内視鏡
WO2017043352A1 (ja) 2015-09-07 2017-03-16 Hoya株式会社 内視鏡用変倍光学系、及び内視鏡
JP2017054107A (ja) 2015-09-08 2017-03-16 Hoya株式会社 変倍光学系及びこれを備えた撮像装置
JP2017181857A (ja) 2016-03-31 2017-10-05 日本電産サンキョー株式会社 広角レンズ
US20180031807A1 (en) 2016-07-28 2018-02-01 Largan Precision Co., Ltd. Optical imaging lens assembly, image capturing apparatus and electronic device
JP2018136487A (ja) 2017-02-23 2018-08-30 キヤノン株式会社 撮像装置

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3765500B2 (ja) * 1993-12-24 2006-04-12 オリンパス株式会社 内視鏡用対物レンズ

Patent Citations (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008107391A (ja) 2006-10-23 2008-05-08 Olympus Medical Systems Corp 内視鏡対物光学系
JP2009047982A (ja) 2007-08-21 2009-03-05 Olympus Imaging Corp 結像光学系及びそれを有する電子撮像装置
JP2010176015A (ja) 2009-01-30 2010-08-12 Nikon Corp 広角レンズ、撮像装置、広角レンズの製造方法
JP2010276923A (ja) 2009-05-29 2010-12-09 Fujifilm Corp 内視鏡用対物レンズおよび内視鏡
JP2011145315A (ja) 2010-01-12 2011-07-28 Fujifilm Corp 撮像レンズ、撮像光学系、撮像装置
JP2011150196A (ja) 2010-01-22 2011-08-04 Nikon Corp 広角レンズ、撮像装置、広角レンズの製造方法
JP2012058406A (ja) 2010-09-07 2012-03-22 Olympus Imaging Corp 結像光学系及びそれを有する電子撮像装置
JP2013020073A (ja) 2011-07-11 2013-01-31 Sigma Corp 超広角レンズ系
JP2016014754A (ja) 2014-07-02 2016-01-28 富士フイルム株式会社 内視鏡用対物レンズおよび内視鏡
JP2016151629A (ja) 2015-02-17 2016-08-22 富士フイルム株式会社 内視鏡用対物レンズおよび内視鏡
WO2017043352A1 (ja) 2015-09-07 2017-03-16 Hoya株式会社 内視鏡用変倍光学系、及び内視鏡
JP2017054107A (ja) 2015-09-08 2017-03-16 Hoya株式会社 変倍光学系及びこれを備えた撮像装置
JP2017181857A (ja) 2016-03-31 2017-10-05 日本電産サンキョー株式会社 広角レンズ
US20180031807A1 (en) 2016-07-28 2018-02-01 Largan Precision Co., Ltd. Optical imaging lens assembly, image capturing apparatus and electronic device
JP2018136487A (ja) 2017-02-23 2018-08-30 キヤノン株式会社 撮像装置

Also Published As

Publication number Publication date
JP2020056995A (ja) 2020-04-09

Similar Documents

Publication Publication Date Title
JP6615159B2 (ja) 光学系及びそれを有する撮像装置
JP6727785B2 (ja) 光学系及びそれを有する撮像装置
JP6891078B2 (ja) 光学系及びそれを有する撮像装置
EP2309308A1 (en) Optical system and optical device including the same
US8488251B2 (en) Zoom lens and image pickup apparatus including the zoom lens
JP6615160B2 (ja) 光学系及びそれを有する撮像装置
JP6632311B2 (ja) 光学系及びそれを有する撮像装置
JP6253379B2 (ja) 光学系及びそれを有する撮像装置
US11150467B2 (en) Optical system and image pickup apparatus including the same consisting of two lens units of −+ refractive powers having seven lenses of −−++−+− refractive powers or eighth lenses of −−++−+−+ refractive powers
JP5774055B2 (ja) ズームレンズ及びそれを有する撮像装置
JP2014197130A (ja) 撮像装置
JP2017223755A (ja) 撮像光学系
JP2014109764A (ja) 撮像レンズ
JP6001430B2 (ja) 撮像レンズ
JP7387312B2 (ja) 光学系及びそれを有する撮像装置
JP7387398B2 (ja) コンバーターレンズ、交換レンズ、及び撮像装置
JP7433875B2 (ja) 光学系および撮像装置
JP2020118846A (ja) 撮像光学系およびそれを有する撮像装置
JP2014197129A (ja) レンズ装置及びそれを有する撮像装置
JP6720131B2 (ja) ズームレンズ及び撮像装置
JP2018072367A (ja) ズームレンズ及びそれを有する撮像装置
JP2023060137A (ja) 光学系、光学機器、および光学系の製造方法
JP4794915B2 (ja) ズームレンズおよびそれを有する撮像装置
JP2023004722A (ja) ズームレンズ及び撮像装置
JP5063211B2 (ja) ズームレンズおよび撮像装置

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20220617

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20220617

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20230130

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20230131

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20230323

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20230425

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20230616

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20230725

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20230919

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: 20231017

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20231115

R151 Written notification of patent or utility model registration

Ref document number: 7387312

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R151