DE69219248D1 - Zoomobjektiv - Google Patents
ZoomobjektivInfo
- Publication number
- DE69219248D1 DE69219248D1 DE69219248T DE69219248T DE69219248D1 DE 69219248 D1 DE69219248 D1 DE 69219248D1 DE 69219248 T DE69219248 T DE 69219248T DE 69219248 T DE69219248 T DE 69219248T DE 69219248 D1 DE69219248 D1 DE 69219248D1
- Authority
- DE
- Germany
- Prior art keywords
- zoom lens
- zoom
- 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.)
- Expired - Lifetime
Links
Classifications
-
- 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
- G02B15/163—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 first movable lens or lens group and a second movable lens or lens group, both in front of a fixed lens or lens group
- G02B15/167—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 first movable lens or lens group and a second movable lens or lens group, both in front of a fixed lens or lens group having an additional fixed front lens or group of lenses
- G02B15/173—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 first movable lens or lens group and a second movable lens or lens group, both in front of a fixed lens or lens group having an additional fixed front lens or group of lenses 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
- G02B15/144—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
- G02B15/1441—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 positive
- G02B15/144113—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 positive arranged +-++
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Nonlinear Science (AREA)
- Lenses (AREA)
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3220151A JP3029148B2 (ja) | 1991-08-30 | 1991-08-30 | リヤーフォーカス式ズームレンズ |
JP3222888A JP3029150B2 (ja) | 1991-09-03 | 1991-09-03 | 広角高変倍ズームレンズ |
JP24745391A JP2840487B2 (ja) | 1991-09-26 | 1991-09-26 | リヤーフォーカス式のズームレンズ |
JP3278793A JP3019540B2 (ja) | 1991-09-30 | 1991-09-30 | リヤーフォーカス式のズームレンズ |
JP18110092A JPH0627376A (ja) | 1992-07-08 | 1992-07-08 | リヤーフォーカス式のズームレンズ |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69219248D1 true DE69219248D1 (de) | 1997-05-28 |
DE69219248T2 DE69219248T2 (de) | 1997-10-16 |
Family
ID=27528793
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69219248T Expired - Lifetime DE69219248T2 (de) | 1991-08-30 | 1992-08-28 | Zoomobjektiv |
Country Status (3)
Country | Link |
---|---|
US (1) | US5638216A (de) |
EP (1) | EP0529646B1 (de) |
DE (1) | DE69219248T2 (de) |
Families Citing this family (38)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6028716A (en) | 1993-11-29 | 2000-02-22 | Canon Kabushiki Kaisha | Zoom lens |
JP3822268B2 (ja) * | 1995-08-24 | 2006-09-13 | オリンパス株式会社 | ズームレンズ |
US6226130B1 (en) | 1996-04-09 | 2001-05-01 | Canon Kabushiki Kaisha | Zoom lens |
US5933283A (en) * | 1996-04-15 | 1999-08-03 | Canon Kabushiki Kaisha | Zoom lens |
US6606200B1 (en) | 1996-09-19 | 2003-08-12 | Canon Kabushiki Kaisha | Zoom lens device and optical apparatus provided with the same |
JPH10206736A (ja) * | 1997-01-21 | 1998-08-07 | Canon Inc | ズームレンズ |
US6473231B2 (en) | 1997-03-18 | 2002-10-29 | Canon Kabushiki Kaisha | Variable magnification optical system having image stabilizing function |
US6084722A (en) * | 1997-07-02 | 2000-07-04 | Canon Kabushiki Kaisha | Zoom lens of rear focus type and image pickup apparatus |
US6081389A (en) * | 1997-07-31 | 2000-06-27 | Canon Kabushiki Kaisha | Zoom lens of retrofocus type |
US6115188A (en) * | 1997-10-16 | 2000-09-05 | Canon Kabushiki Kaisha | Optical system and optical apparatus having the same |
US6285509B1 (en) | 1997-12-25 | 2001-09-04 | Canon Kabushiki Kaisha | Zoom lens and display apparatus having the same |
US6751028B1 (en) | 1998-03-10 | 2004-06-15 | Canon Kabushiki Kaisha | Zoom lens and optical apparatus using the same |
US6344932B1 (en) | 1999-01-19 | 2002-02-05 | Canon Kabushiki Kaisha | Zoom lens and optical apparatus having the same |
US6414800B1 (en) | 1999-05-10 | 2002-07-02 | Canon Kabushiki Kaisha | Variable magnification optical system and camera having the same |
JP4379957B2 (ja) | 1999-07-26 | 2009-12-09 | キヤノン株式会社 | リアフォーカス式ズームレンズ及びそれを用いた光学機器 |
US6545819B1 (en) | 1999-08-31 | 2003-04-08 | Canon Kabushiki Kaisha | Zoom lens and optical apparatus having the same |
US6498687B1 (en) | 1999-10-06 | 2002-12-24 | Canon Kabushiki Kaisha | Zoom lens and optical apparatus having the same |
JP4447704B2 (ja) | 1999-10-20 | 2010-04-07 | キヤノン株式会社 | 変倍光学系及びそれを有するカメラ |
US6392816B1 (en) | 1999-10-29 | 2002-05-21 | Canon Kabushiki Kaisha | Variable magnification optical system and optical apparatus having the same |
JP4146977B2 (ja) | 1999-12-10 | 2008-09-10 | キヤノン株式会社 | ズームレンズ |
JP2001228399A (ja) | 2000-02-18 | 2001-08-24 | Canon Inc | ズームレンズ及びそれを用いた光学機器 |
US6587280B2 (en) | 2000-05-11 | 2003-07-01 | Canon Kabushiki Kaisha | Zoom lens and optical device using the same |
US7065047B2 (en) * | 2001-10-22 | 2006-06-20 | Pctel, Inc. | System and method of providing computer networking |
JP4626135B2 (ja) * | 2002-10-04 | 2011-02-02 | 株式会社ニコン | 大口径比内焦式望遠ズームレンズ |
JP4839740B2 (ja) * | 2004-09-15 | 2011-12-21 | 株式会社ニコン | ズームレンズ |
JP4695912B2 (ja) * | 2005-04-11 | 2011-06-08 | 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 |
JP4944499B2 (ja) * | 2006-05-31 | 2012-05-30 | 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 |
JP4944594B2 (ja) * | 2006-12-22 | 2012-06-06 | 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 |
US8040615B2 (en) * | 2007-02-27 | 2011-10-18 | Nikon Corporation | Zoom lens and optical apparatus equipped therewith |
WO2008105249A1 (ja) * | 2007-02-27 | 2008-09-04 | Nikon Corporation | ズームレンズと、これを有する光学装置 |
JP5082499B2 (ja) * | 2007-02-27 | 2012-11-28 | 株式会社ニコン | ズームレンズと、これを有する光学装置 |
JP5020695B2 (ja) * | 2007-04-25 | 2012-09-05 | 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 |
RU2545064C2 (ru) * | 2010-04-22 | 2015-03-27 | Открытое Акционерное Общество "Пеленг" | Вариообъектив |
JP5906759B2 (ja) * | 2012-01-25 | 2016-04-20 | 株式会社ニコン | ズームレンズ、光学機器及びズームレンズの製造方法 |
PL3266026T3 (pl) | 2015-03-03 | 2021-07-26 | Nuscale Power, Llc | Elementy mocujące dla układów reaktora jądrowego |
US11378789B2 (en) | 2017-11-17 | 2022-07-05 | Nikon Corporation | Variable power optical system, optical apparatus, and method for producing variable power optical system |
CN112099211B (zh) * | 2020-09-27 | 2022-07-05 | 杭州海康威视数字技术股份有限公司 | 变焦光学系统及图像采集设备 |
TWI799016B (zh) * | 2021-12-17 | 2023-04-11 | 大立光電股份有限公司 | 取像光學系統鏡組、取像裝置及電子裝置 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60221717A (ja) * | 1984-04-16 | 1985-11-06 | Nippon Kogaku Kk <Nikon> | 高変倍率ズ−ムレンズ系 |
JPS6224213A (ja) * | 1985-07-25 | 1987-02-02 | Canon Inc | ズ−ムレンズ |
JP2538526B2 (ja) * | 1986-03-17 | 1996-09-25 | キヤノン株式会社 | ズ−ムレンズ |
US5009492A (en) * | 1988-08-10 | 1991-04-23 | Canon Kabushiki Kaisha | Zoom lens |
US5134524A (en) * | 1989-06-09 | 1992-07-28 | Canon Kabushiki Kaisha | Rear focus type zoom lens |
JPH0418623A (ja) * | 1990-05-11 | 1992-01-22 | Seiko Epson Corp | 入力装置 |
US5138492A (en) * | 1990-07-20 | 1992-08-11 | Canon Kabushiki Kaisha | Rear-focus type zoom lens suppressing fluctuation of aberration |
US5353157A (en) * | 1990-08-21 | 1994-10-04 | Canon Kabushiki Kaisha | Rear focusing zoom lens |
JP3003226B2 (ja) * | 1990-12-28 | 2000-01-24 | ソニー株式会社 | ズームレンズ |
-
1992
- 1992-08-28 DE DE69219248T patent/DE69219248T2/de not_active Expired - Lifetime
- 1992-08-28 EP EP92114721A patent/EP0529646B1/de not_active Expired - Lifetime
-
1994
- 1994-03-10 US US08/208,498 patent/US5638216A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0529646B1 (de) | 1997-04-23 |
US5638216A (en) | 1997-06-10 |
EP0529646A1 (de) | 1993-03-03 |
DE69219248T2 (de) | 1997-10-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |