JP7353876B2 - 光学系およびそれを有する撮像装置 - Google Patents

光学系およびそれを有する撮像装置 Download PDF

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Publication number
JP7353876B2
JP7353876B2 JP2019161981A JP2019161981A JP7353876B2 JP 7353876 B2 JP7353876 B2 JP 7353876B2 JP 2019161981 A JP2019161981 A JP 2019161981A JP 2019161981 A JP2019161981 A JP 2019161981A JP 7353876 B2 JP7353876 B2 JP 7353876B2
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Japan
Prior art keywords
optical system
lens
conditional expression
focal length
focusing
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Active
Application number
JP2019161981A
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English (en)
Japanese (ja)
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JP2021039304A (ja
JP2021039304A5 (https=
Inventor
加奈 小林
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 JP2019161981A priority Critical patent/JP7353876B2/ja
Priority to US16/996,681 priority patent/US11480774B2/en
Publication of JP2021039304A publication Critical patent/JP2021039304A/ja
Publication of JP2021039304A5 publication Critical patent/JP2021039304A5/ja
Application granted granted Critical
Publication of JP7353876B2 publication Critical patent/JP7353876B2/ja
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    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B13/00—Optical objectives specially designed for the purposes specified below
    • G02B13/001—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras
    • G02B13/0055—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras employing a special optical element
    • G02B13/006—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras employing a special optical element at least one element being a compound optical element, e.g. cemented elements
    • 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 -
    • G02B9/04—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or - having two components only
    • G02B9/10—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or - having two components only one + and one - component
    • 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 -
    • G02B9/12—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or - having three components only
    • 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 -
    • G02B9/60—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or - having five components only
    • 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 -
    • G02B9/62—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or - having six components only
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/50—Constructional details
    • H04N23/55—Optical parts specially adapted for electronic image sensors; Mounting thereof

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Lenses (AREA)
  • Studio Devices (AREA)
JP2019161981A 2019-09-05 2019-09-05 光学系およびそれを有する撮像装置 Active JP7353876B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2019161981A JP7353876B2 (ja) 2019-09-05 2019-09-05 光学系およびそれを有する撮像装置
US16/996,681 US11480774B2 (en) 2019-09-05 2020-08-18 Optical system and imaging apparatus having the same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2019161981A JP7353876B2 (ja) 2019-09-05 2019-09-05 光学系およびそれを有する撮像装置

Publications (3)

Publication Number Publication Date
JP2021039304A JP2021039304A (ja) 2021-03-11
JP2021039304A5 JP2021039304A5 (https=) 2022-08-12
JP7353876B2 true JP7353876B2 (ja) 2023-10-02

Family

ID=74847070

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2019161981A Active JP7353876B2 (ja) 2019-09-05 2019-09-05 光学系およびそれを有する撮像装置

Country Status (2)

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US (1) US11480774B2 (https=)
JP (1) JP7353876B2 (https=)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2021170078A (ja) * 2020-04-16 2021-10-28 株式会社タムロン 撮像レンズ及び撮像装置
JP7649665B2 (ja) 2021-03-11 2025-03-21 プライムプラネットエナジー＆ソリューションズ株式会社 蓄電セル
JP7803691B2 (ja) 2021-11-12 2026-01-21 株式会社タムロン 光学系及び撮像装置
CN119072645A (zh) * 2022-03-08 2024-12-03 株式会社尼康 光学系统、光学设备及光学系统的制造方法

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012155223A (ja) 2011-01-27 2012-08-16 Tamron Co Ltd 広角単焦点レンズ
JP2013130724A (ja) 2011-12-21 2013-07-04 Tamron Co Ltd マクロレンズ
JP2016099552A (ja) 2014-11-25 2016-05-30 富士フイルム株式会社 撮像レンズおよび撮像装置
JP2018155776A (ja) 2017-03-15 2018-10-04 富士フイルム株式会社 撮像レンズおよび撮像装置

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5476148A (en) * 1977-11-29 1979-06-18 Olympus Optical Co Ltd Focusing method for photo graphic lens
JP2679016B2 (ja) * 1986-12-08 1997-11-19 ミノルタ株式会社 有限距離用ズームレンズ系
KR100256205B1 (ko) * 1995-12-11 2000-05-15 유무성 소형 줌렌즈
KR100189064B1 (ko) * 1996-08-30 1999-06-01 이해규 소형 광각 줌렌즈
CN103765279B (zh) * 2011-08-25 2016-03-02 富士胶片株式会社 成像镜头和包括该成像镜头的成像设备
US9201219B2 (en) 2012-02-28 2015-12-01 Ricoh Imaging Company, Ltd. Close-distance correcting lens system
JP6040105B2 (ja) * 2013-06-17 2016-12-07 富士フイルム株式会社 撮像レンズおよび撮像装置
JP6519890B1 (ja) 2017-11-30 2019-05-29 エスゼット ディージェイアイ テクノロジー カンパニー リミテッドＳｚ Ｄｊｉ Ｔｅｃｈｎｏｌｏｇｙ Ｃｏ．，Ｌｔｄ レンズ系、撮像装置、及び移動体

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012155223A (ja) 2011-01-27 2012-08-16 Tamron Co Ltd 広角単焦点レンズ
JP2013130724A (ja) 2011-12-21 2013-07-04 Tamron Co Ltd マクロレンズ
JP2016099552A (ja) 2014-11-25 2016-05-30 富士フイルム株式会社 撮像レンズおよび撮像装置
JP2018155776A (ja) 2017-03-15 2018-10-04 富士フイルム株式会社 撮像レンズおよび撮像装置

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JP2021039304A (ja) 2021-03-11
US11480774B2 (en) 2022-10-25
US20210072505A1 (en) 2021-03-11

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