JP2008197617A5 - - Google Patents
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- Publication number
- JP2008197617A5 JP2008197617A5 JP2007227606A JP2007227606A JP2008197617A5 JP 2008197617 A5 JP2008197617 A5 JP 2008197617A5 JP 2007227606 A JP2007227606 A JP 2007227606A JP 2007227606 A JP2007227606 A JP 2007227606A JP 2008197617 A5 JP2008197617 A5 JP 2008197617A5
- Authority
- JP
- Japan
- Prior art keywords
- lens group
- holding member
- lens barrel
- optical axis
- lens
- 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.)
- Granted
Links
- 230000003287 optical Effects 0.000 claims 6
- 230000005540 biological transmission Effects 0.000 claims 4
- 238000006073 displacement reaction Methods 0.000 claims 2
- 238000003384 imaging method Methods 0.000 claims 1
Claims (7)
前記伝達部材と前記第二の保持部材を光軸方向に相対的に付勢するための付勢部材を備えており、
前記第二の保持部材が前記第一の保持部材と干渉した場合、前記付勢部材が変位することを特徴とするレンズ鏡筒。 A first lens group that moves manually in the optical axis direction, a second lens group that moves electrically in the optical axis direction, a first holding member that holds the first lens group, and the second lens group A second holding member that holds the lens group; a driving member that moves the second holding member in the optical axis direction; and a driving force of the driving member is transmitted to the second holding member, and the driving member A transmission member that moves in the direction of the optical axis by the driving force , and a lens barrel that allows the first lens group to move within a moving range of the second lens group,
A biasing member for biasing the transmission member and the second holding member relatively in the optical axis direction;
The lens barrel, wherein the biasing member is displaced when the second holding member interferes with the first holding member.
A<B
の関係を満たす請求項1又は2に記載のレンズ鏡筒。 When the weight of the second lens group and the holding member is A, and the biasing force at the time of the minimum displacement of the biasing member is B,
A <B
The lens barrel according to claim 1 or 2, satisfying the relationship:
B′<C
の関係を満たす請求項1乃至3の何れか一項に記載のレンズ鏡筒。 When the urging force at the maximum displacement of the urging member is B ′ and the minimum generated force of the driving member is C,
B '<C
The lens barrel according to claim 1, wherein the lens barrel satisfies the relationship:
D<E
の関係を満たす請求項1乃至4の何れか一項に記載のレンズ鏡筒。 The overlapping range of the moving range of the first lens group and the moving range of the second lens group is D, and the distance in the optical axis direction between the transmission member and the holding member when the urging member is maximum displaced Is E,
D <E
The lens barrel according to claim 1, wherein the lens barrel satisfies the relationship:
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007227606A JP4991455B2 (en) | 2007-01-18 | 2007-09-03 | Lens barrel and photographing apparatus using the same |
US11/972,341 US7675696B2 (en) | 2007-01-18 | 2008-01-10 | Lens barrel and imaging apparatus including the same |
CN200810003490A CN100595615C (en) | 2007-01-18 | 2008-01-17 | Lens barrel and imaging apparatus including the same |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007009158 | 2007-01-18 | ||
JP2007009158 | 2007-01-18 | ||
JP2007227606A JP4991455B2 (en) | 2007-01-18 | 2007-09-03 | Lens barrel and photographing apparatus using the same |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2008197617A JP2008197617A (en) | 2008-08-28 |
JP2008197617A5 true JP2008197617A5 (en) | 2010-10-14 |
JP4991455B2 JP4991455B2 (en) | 2012-08-01 |
Family
ID=39756579
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007227606A Active JP4991455B2 (en) | 2007-01-18 | 2007-09-03 | Lens barrel and photographing apparatus using the same |
Country Status (2)
Country | Link |
---|---|
JP (1) | JP4991455B2 (en) |
CN (1) | CN100595615C (en) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5623196B2 (en) * | 2009-11-20 | 2014-11-12 | キヤノン株式会社 | Lens barrel and optical apparatus having the same |
JP2012150368A (en) * | 2011-01-20 | 2012-08-09 | Ricoh Co Ltd | Lens barrel, imaging apparatus, and electronic instrument |
JP5792004B2 (en) * | 2011-09-07 | 2015-10-07 | オリンパス株式会社 | Lens barrel |
JP5882716B2 (en) * | 2011-12-16 | 2016-03-09 | キヤノン株式会社 | Lens barrel and imaging device |
CN105182494B (en) * | 2014-05-20 | 2017-06-30 | 信泰光学(深圳)有限公司 | Optical devices |
CN109782412B (en) * | 2017-11-15 | 2024-04-05 | 新思考电机有限公司 | Lens driving device, camera device and electronic equipment |
DE102019106443A1 (en) * | 2018-09-10 | 2020-03-12 | Jenoptik Optical Systems Gmbh | Device and method for focus adjustment for a device for material processing and device for laser material processing |
JP7195922B2 (en) * | 2018-12-28 | 2022-12-26 | 住友重機械工業株式会社 | Injection molding machines and anti-contact covers for injection molding machines |
CN112034601A (en) * | 2020-09-11 | 2020-12-04 | 南京华群光电技术有限公司 | Transmission-type inner panoramic lens suitable for industrial detection |
JP7482165B2 (en) | 2022-03-16 | 2024-05-13 | キヤノン株式会社 | Lens apparatus, imaging apparatus, and method and program for controlling the lens apparatus |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5684640A (en) * | 1994-04-27 | 1997-11-04 | Nikon Corporation | Camera with vibration compensation device having anti-vibration lens urging mechanism and feed screw mechanism |
JPH08313783A (en) * | 1995-11-27 | 1996-11-29 | Konica Corp | Zoom lens unit |
JP3869963B2 (en) * | 1998-12-18 | 2007-01-17 | キヤノン株式会社 | Lens barrel and optical apparatus equipped with the same |
JP4338954B2 (en) * | 2002-10-17 | 2009-10-07 | 富士フイルム株式会社 | camera |
JP3809826B2 (en) * | 2003-05-19 | 2006-08-16 | ソニー株式会社 | Lens driving mechanism and imaging apparatus |
JP4193748B2 (en) * | 2004-04-19 | 2008-12-10 | ソニー株式会社 | Retractable lens barrel and imaging device |
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2007
- 2007-09-03 JP JP2007227606A patent/JP4991455B2/en active Active
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2008
- 2008-01-17 CN CN200810003490A patent/CN100595615C/en active Active