JPWO2021199758A1 - - Google Patents
Info
- Publication number
- JPWO2021199758A1 JPWO2021199758A1 JP2022511647A JP2022511647A JPWO2021199758A1 JP WO2021199758 A1 JPWO2021199758 A1 JP WO2021199758A1 JP 2022511647 A JP2022511647 A JP 2022511647A JP 2022511647 A JP2022511647 A JP 2022511647A JP WO2021199758 A1 JPWO2021199758 A1 JP WO2021199758A1
- Authority
- JP
- Japan
- 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.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B13/00—Optical objectives specially designed for the purposes specified below
- G02B13/18—Optical objectives specially designed for the purposes specified below with lenses having one or more non-spherical faces, e.g. for reducing geometrical aberration
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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
- G02B15/16—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
- G02B15/20—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 an additional movable lens or lens group for varying the objective focal length
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Nonlinear Science (AREA)
- Lenses (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2020065173 | 2020-03-31 | ||
| PCT/JP2021/005992 WO2021199758A1 (en) | 2020-03-31 | 2021-02-17 | Zoom lens and imaging device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPWO2021199758A1 true JPWO2021199758A1 (en) | 2021-10-07 |
Family
ID=77928359
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2022511647A Pending JPWO2021199758A1 (en) | 2020-03-31 | 2021-02-17 |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JPWO2021199758A1 (en) |
| WO (1) | WO2021199758A1 (en) |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6352113A (en) * | 1986-08-22 | 1988-03-05 | Ricoh Co Ltd | Zoom lens for infrared ray |
| JP6553984B2 (en) * | 2015-08-21 | 2019-07-31 | 株式会社タムロン | Zoom lens and imaging apparatus |
| JP6869740B2 (en) * | 2017-02-16 | 2021-05-12 | キヤノン株式会社 | Zoom lens and imaging device with it |
-
2021
- 2021-02-17 WO PCT/JP2021/005992 patent/WO2021199758A1/en active Application Filing
- 2021-02-17 JP JP2022511647A patent/JPWO2021199758A1/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| WO2021199758A1 (en) | 2021-10-07 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20231206 |