TWI366002B - Zoom lens - Google Patents
Zoom lensInfo
- Publication number
- TWI366002B TWI366002B TW097116025A TW97116025A TWI366002B TW I366002 B TWI366002 B TW I366002B TW 097116025 A TW097116025 A TW 097116025A TW 97116025 A TW97116025 A TW 97116025A TW I366002 B TWI366002 B TW I366002B
- Authority
- TW
- Taiwan
- Prior art keywords
- zoom lens
- zoom
- lens
- Prior art date
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
- G02B15/144—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)
- Lenses (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW097116025A TWI366002B (en) | 2008-04-30 | 2008-04-30 | Zoom lens |
| US12/430,231 US7796346B2 (en) | 2008-04-30 | 2009-04-27 | Zoom lens system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW097116025A TWI366002B (en) | 2008-04-30 | 2008-04-30 | Zoom lens |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| TW200944834A TW200944834A (en) | 2009-11-01 |
| TWI366002B true TWI366002B (en) | 2012-06-11 |
Family
ID=41256915
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW097116025A TWI366002B (en) | 2008-04-30 | 2008-04-30 | Zoom lens |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US7796346B2 (zh) |
| TW (1) | TWI366002B (zh) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI381188B (zh) * | 2008-05-14 | 2013-01-01 | Asia Optical Co Inc | 變焦鏡頭 |
| JP5274265B2 (ja) * | 2009-01-07 | 2013-08-28 | 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 |
| JP5590444B2 (ja) * | 2010-03-12 | 2014-09-17 | 株式会社リコー | ズームレンズ、撮像装置および情報装置 |
| US12105355B2 (en) * | 2019-12-09 | 2024-10-01 | Sintai Optical (Shenzhen) Co., Ltd. | Wide-angle lens assembly |
| CN112782836B (zh) * | 2021-01-22 | 2022-07-05 | 浙江舜宇光学有限公司 | 变焦镜头 |
| CN113866963A (zh) * | 2021-09-24 | 2021-12-31 | 宁波舜宇红外技术有限公司 | 一种红外连续变焦热成像镜头及红外热成像系统 |
| CN114924399B (zh) * | 2022-04-29 | 2023-08-04 | 歌尔光学科技有限公司 | 一种变焦投影镜头以及电子设备 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4266617B2 (ja) * | 2001-12-28 | 2009-05-20 | オリンパス株式会社 | 広角高倍ズームレンズ及びそれを用いた撮影装置 |
-
2008
- 2008-04-30 TW TW097116025A patent/TWI366002B/zh active
-
2009
- 2009-04-27 US US12/430,231 patent/US7796346B2/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| US7796346B2 (en) | 2010-09-14 |
| US20090273848A1 (en) | 2009-11-05 |
| TW200944834A (en) | 2009-11-01 |
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