CH572629A5 - - Google Patents
Info
- Publication number
- CH572629A5 CH572629A5 CH1492274A CH1492274A CH572629A5 CH 572629 A5 CH572629 A5 CH 572629A5 CH 1492274 A CH1492274 A CH 1492274A CH 1492274 A CH1492274 A CH 1492274A CH 572629 A5 CH572629 A5 CH 572629A5
- Authority
- CH
- Switzerland
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
- G02B15/22—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 movable lens means specially adapted for focusing at close distances
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Lenses (AREA)
- Picture Signal Circuits (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AT1067473A AT323440B (de) | 1973-12-20 | 1973-12-20 | Pankratisches objektiv |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH572629A5 true CH572629A5 (enrdf_load_stackoverflow) | 1976-02-13 |
Family
ID=3623936
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1492274A CH572629A5 (enrdf_load_stackoverflow) | 1973-12-20 | 1974-11-18 |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JPS5098340A (enrdf_load_stackoverflow) |
| AT (1) | AT323440B (enrdf_load_stackoverflow) |
| CH (1) | CH572629A5 (enrdf_load_stackoverflow) |
| DE (1) | DE2459865A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2255620A1 (enrdf_load_stackoverflow) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59181313A (ja) * | 1983-03-17 | 1984-10-15 | Konishiroku Photo Ind Co Ltd | ズ−ムレンズ |
| JPS6011812A (ja) * | 1983-06-30 | 1985-01-22 | Asahi Optical Co Ltd | バツクフオ−カスの長いズ−ムレンズ |
| JPS60133412A (ja) * | 1983-12-22 | 1985-07-16 | Matsushita Electric Ind Co Ltd | ズ−ムレンズ |
| JPS615223A (ja) * | 1984-06-19 | 1986-01-11 | Matsushita Electric Ind Co Ltd | 画面抱括範囲の広いズ−ムレンズ |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5540851B2 (enrdf_load_stackoverflow) * | 1972-08-29 | 1980-10-21 |
-
1973
- 1973-12-20 AT AT1067473A patent/AT323440B/de not_active IP Right Cessation
-
1974
- 1974-11-18 CH CH1492274A patent/CH572629A5/xx not_active IP Right Cessation
- 1974-12-18 DE DE19742459865 patent/DE2459865A1/de not_active Withdrawn
- 1974-12-18 FR FR7441822A patent/FR2255620A1/fr active Granted
- 1974-12-20 JP JP14667974A patent/JPS5098340A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5098340A (enrdf_load_stackoverflow) | 1975-08-05 |
| DE2459865A1 (de) | 1975-07-03 |
| FR2255620A1 (en) | 1975-07-18 |
| AT323440B (de) | 1975-07-10 |
| FR2255620B1 (enrdf_load_stackoverflow) | 1978-06-23 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased | ||
| PL | Patent ceased |