IN2015DN01123A - - Google Patents
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- Publication number
- IN2015DN01123A IN2015DN01123A IN1123DEN2015A IN2015DN01123A IN 2015DN01123 A IN2015DN01123 A IN 2015DN01123A IN 1123DEN2015 A IN1123DEN2015 A IN 1123DEN2015A IN 2015DN01123 A IN2015DN01123 A IN 2015DN01123A
- Authority
- IN
- India
- Prior art keywords
- lens group
- optical system
- refractive power
- variable magnification
- interval
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/64—Imaging systems using optical elements for stabilisation of the lateral and angular position of the image
- G02B27/646—Imaging systems using optical elements for stabilisation of the lateral and angular position of the image compensating for small deviations, e.g. due to vibration or shake
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B15/00—Optical objectives with means for varying the magnification
- G02B15/14—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective
- G02B15/144—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective having four groups only
- G02B15/1445—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective having four groups only the first group being negative
- G02B15/144511—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective having four groups only the first group being negative arranged -+-+
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B15/00—Optical objectives with means for varying the magnification
- G02B15/14—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective
- G02B15/16—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective with interdependent non-linearly related movements between one lens or lens group, and another lens or lens group
- G02B15/177—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective with interdependent non-linearly related movements between one lens or lens group, and another lens or lens group having a negative front lens or group of lenses
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Nonlinear Science (AREA)
- Lenses (AREA)
- Adjustment Of Camera Lenses (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2012189692A JP6260075B2 (ja) | 2012-08-30 | 2012-08-30 | 変倍光学系、及び、この変倍光学系を有する光学装置 |
| JP2012189694A JP2014048376A (ja) | 2012-08-30 | 2012-08-30 | 変倍光学系、この変倍光学系を有する光学装置、及び、変倍光学系の製造方法 |
| JP2012189693A JP6098863B2 (ja) | 2012-08-30 | 2012-08-30 | 変倍光学系、この変倍光学系を有する光学装置、及び、変倍光学系の製造方法 |
| PCT/JP2013/073020 WO2014034728A1 (ja) | 2012-08-30 | 2013-08-28 | 変倍光学系、この変倍光学系を有する光学装置、及び、変倍光学系の製造方法 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IN2015DN01123A true IN2015DN01123A (enExample) | 2015-06-26 |
Family
ID=50183534
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IN1123DEN2015 IN2015DN01123A (enExample) | 2012-08-30 | 2013-08-28 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US20150185495A1 (enExample) |
| EP (1) | EP2891914B1 (enExample) |
| CN (1) | CN104583837B (enExample) |
| IN (1) | IN2015DN01123A (enExample) |
| WO (1) | WO2014034728A1 (enExample) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108474928B (zh) * | 2015-09-18 | 2021-07-30 | 株式会社尼康 | 变倍光学系统、光学装置、摄像装置 |
| CN110749987B (zh) * | 2019-10-23 | 2021-07-20 | 浙江大华技术股份有限公司 | 一种镜头 |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11174329A (ja) | 1997-12-15 | 1999-07-02 | Canon Inc | 防振機能を有した変倍光学系 |
| JP4820611B2 (ja) * | 2004-09-17 | 2011-11-24 | Ｈｏｙａ株式会社 | ズームレンズ系 |
| JP5017899B2 (ja) * | 2006-03-24 | 2012-09-05 | 株式会社ニコン | ズームレンズ、撮像装置、変倍方法 |
| US7333273B2 (en) * | 2006-03-24 | 2008-02-19 | Nikon Corporation | Zoom lens system, imaging apparatus and method for varying focal length |
| JP5130806B2 (ja) * | 2006-07-21 | 2013-01-30 | 株式会社ニコン | 変倍光学系、撮像装置、変倍光学系の変倍方法 |
| JP5167724B2 (ja) * | 2007-08-21 | 2013-03-21 | 株式会社ニコン | 光学系 |
| JP5202003B2 (ja) * | 2008-01-16 | 2013-06-05 | 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 |
| JP2010152147A (ja) * | 2008-12-25 | 2010-07-08 | Panasonic Corp | ズームレンズ系、撮像装置及びカメラ |
| JP5895497B2 (ja) * | 2010-12-17 | 2016-03-30 | 株式会社ニコン | 光学系、撮像装置、光学系の製造方法 |
| JP5891447B2 (ja) * | 2010-12-22 | 2016-03-23 | パナソニックＩｐマネジメント株式会社 | ズームレンズ系、交換レンズ装置及びカメラシステム |
| JP2012133230A (ja) * | 2010-12-22 | 2012-07-12 | Panasonic Corp | ズームレンズ系、交換レンズ装置及びカメラシステム |
| JP5891448B2 (ja) * | 2010-12-22 | 2016-03-23 | パナソニックＩｐマネジメント株式会社 | ズームレンズ系、交換レンズ装置及びカメラシステム |
-
2013
- 2013-08-28 IN IN1123DEN2015 patent/IN2015DN01123A/en unknown
- 2013-08-28 CN CN201380045480.7A patent/CN104583837B/zh active Active
- 2013-08-28 WO PCT/JP2013/073020 patent/WO2014034728A1/ja not_active Ceased
- 2013-08-28 EP EP13833844.7A patent/EP2891914B1/en active Active
-
2015
- 2015-02-28 US US14/634,825 patent/US20150185495A1/en not_active Abandoned
Also Published As
| Publication number | Publication date |
|---|---|
| EP2891914A1 (en) | 2015-07-08 |
| WO2014034728A1 (ja) | 2014-03-06 |
| CN104583837A (zh) | 2015-04-29 |
| CN104583837B (zh) | 2018-07-31 |
| EP2891914B1 (en) | 2021-04-21 |
| US20150185495A1 (en) | 2015-07-02 |
| EP2891914A4 (en) | 2016-08-24 |