DE602005001013T2 - Telezoomobjektiv mit vier Linsengruppen - Google Patents
Telezoomobjektiv mit vier Linsengruppen Download PDFInfo
- Publication number
- DE602005001013T2 DE602005001013T2 DE602005001013T DE602005001013T DE602005001013T2 DE 602005001013 T2 DE602005001013 T2 DE 602005001013T2 DE 602005001013 T DE602005001013 T DE 602005001013T DE 602005001013 T DE602005001013 T DE 602005001013T DE 602005001013 T2 DE602005001013 T2 DE 602005001013T2
- Authority
- DE
- Germany
- Prior art keywords
- lens
- subunit
- refractive power
- lens subunit
- zoom
- 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
- 230000003287 optical effect Effects 0.000 claims description 46
- 230000014509 gene expression Effects 0.000 claims description 30
- 230000007246 mechanism Effects 0.000 claims description 17
- 230000004075 alteration Effects 0.000 description 97
- 238000010586 diagram Methods 0.000 description 38
- 230000008859 change Effects 0.000 description 14
- 230000035945 sensitivity Effects 0.000 description 14
- 238000003384 imaging method Methods 0.000 description 7
- 206010010071 Coma Diseases 0.000 description 4
- 230000007423 decrease Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 230000000007 visual effect Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 201000009310 astigmatism Diseases 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000002996 emotional effect Effects 0.000 description 1
- 210000003141 lower extremity Anatomy 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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
- G02B15/143—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 three groups only
- G02B15/1431—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 three groups only the first group being positive
- G02B15/143105—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 three groups only the first group being positive arranged +-+
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Lenses (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004109412 | 2004-04-01 | ||
| JP2004109412A JP4579568B2 (ja) | 2004-04-01 | 2004-04-01 | ズームレンズおよび撮影システム |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE602005001013D1 DE602005001013D1 (de) | 2007-06-14 |
| DE602005001013T2 true DE602005001013T2 (de) | 2008-01-10 |
Family
ID=34880127
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE602005001013T Expired - Lifetime DE602005001013T2 (de) | 2004-04-01 | 2005-03-30 | Telezoomobjektiv mit vier Linsengruppen |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US7064903B2 (enExample) |
| EP (1) | EP1582901B1 (enExample) |
| JP (1) | JP4579568B2 (enExample) |
| DE (1) | DE602005001013T2 (enExample) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| US7307801B1 (en) * | 2006-06-07 | 2007-12-11 | The Boeing Company | Dual field of view lens system |
| JP4822074B2 (ja) * | 2007-10-01 | 2011-11-24 | 株式会社ニコン | ズームレンズ及びこのズームレンズを備えた光学機器 |
| JP2010175955A (ja) * | 2009-01-30 | 2010-08-12 | 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 |
| US8179609B2 (en) | 2009-10-19 | 2012-05-15 | Canon Kabushiki Kaisha | Zoom lens and image pickup apparatus including the same |
| JP6300558B2 (ja) * | 2014-02-14 | 2018-03-28 | 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 |
| JP6527328B2 (ja) | 2014-12-26 | 2019-06-05 | 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 |
| CN113406778B (zh) * | 2020-03-16 | 2022-12-06 | 华为技术有限公司 | 变焦镜头、摄像头模组及移动终端 |
Family Cites Families (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4812024A (en) | 1987-05-11 | 1989-03-14 | Canon Kabushiki Kaisha | Zoom lens |
| JPH01284818A (ja) | 1988-05-12 | 1989-11-16 | Canon Inc | ズームレンズ |
| JPH02100011A (ja) | 1988-10-07 | 1990-04-12 | Canon Inc | ズームレンズ |
| JPH02118510A (ja) | 1988-10-27 | 1990-05-02 | Canon Inc | ズームレンズ |
| US5050972A (en) | 1989-02-08 | 1991-09-24 | Canon Kabushiki Kaisha | Zoom lens |
| JPH03123310A (ja) | 1989-10-07 | 1991-05-27 | Canon Inc | ズームレンズ |
| JP2773310B2 (ja) * | 1989-10-27 | 1998-07-09 | キヤノン株式会社 | ピント調整手段を有したズームレンズ |
| JPH03145615A (ja) | 1989-10-31 | 1991-06-20 | Canon Inc | ズームレンズ |
| JPH04138407A (ja) | 1990-09-29 | 1992-05-12 | Canon Inc | ズームレンズ |
| JP3097399B2 (ja) | 1993-06-23 | 2000-10-10 | キヤノン株式会社 | リヤーフォーカス式の望遠型ズームレンズ |
| US5847882A (en) | 1994-06-23 | 1998-12-08 | Canon Kabushiki Kaisha | Rear focusing zoom lens |
| JP3593400B2 (ja) | 1995-12-12 | 2004-11-24 | 日本電産コパル株式会社 | リアフォーカス式ズームレンズ |
| US6473231B2 (en) * | 1997-03-18 | 2002-10-29 | Canon Kabushiki Kaisha | Variable magnification optical system having image stabilizing function |
| JP3849129B2 (ja) | 1997-08-18 | 2006-11-22 | 株式会社ニコン | ズームレンズ |
| JP2000284173A (ja) | 1999-04-01 | 2000-10-13 | Canon Inc | リアフォーカス式のズームレンズ |
| JP4478247B2 (ja) * | 1999-07-06 | 2010-06-09 | キヤノン株式会社 | ズームレンズ |
| JP2000321496A (ja) * | 1999-05-10 | 2000-11-24 | Canon Inc | ズームレンズ |
| JP2001100097A (ja) * | 1999-09-29 | 2001-04-13 | Fuji Photo Optical Co Ltd | 近距離撮影用アタッチメントレンズ |
| JP4467685B2 (ja) * | 1999-11-22 | 2010-05-26 | キヤノン株式会社 | クローズアップレンズ |
| JP4502341B2 (ja) | 2000-02-16 | 2010-07-14 | フジノン株式会社 | ズームレンズ |
| JP2002098895A (ja) * | 2000-09-25 | 2002-04-05 | Olympus Optical Co Ltd | 像ぶれ補正機能を有するズームレンズ |
-
2004
- 2004-04-01 JP JP2004109412A patent/JP4579568B2/ja not_active Expired - Fee Related
-
2005
- 2005-03-29 US US11/092,954 patent/US7064903B2/en not_active Expired - Fee Related
- 2005-03-30 EP EP05251989A patent/EP1582901B1/en not_active Ceased
- 2005-03-30 DE DE602005001013T patent/DE602005001013T2/de not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| DE602005001013D1 (de) | 2007-06-14 |
| JP2005292605A (ja) | 2005-10-20 |
| EP1582901A1 (en) | 2005-10-05 |
| US20050219712A1 (en) | 2005-10-06 |
| EP1582901B1 (en) | 2007-05-02 |
| US7064903B2 (en) | 2006-06-20 |
| JP4579568B2 (ja) | 2010-11-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8364 | No opposition during term of opposition |