AT354131B - Pankratisches objektiv - Google Patents
Pankratisches objektivInfo
- Publication number
- AT354131B AT354131B AT588578A AT588578A AT354131B AT 354131 B AT354131 B AT 354131B AT 588578 A AT588578 A AT 588578A AT 588578 A AT588578 A AT 588578A AT 354131 B AT354131 B AT 354131B
- Authority
- AT
- Austria
- Prior art keywords
- panratic
- lens
- panratic 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
- G02B15/145—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 five groups only
- G02B15/1455—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 five groups only the first group being negative
- G02B15/145523—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 five groups only the first group being negative arranged -++-+
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Lenses (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT588578A AT354131B (de) | 1978-08-14 | 1978-08-14 | Pankratisches objektiv |
DE19792929924 DE2929924A1 (de) | 1978-08-14 | 1979-07-24 | Pankratisches objektiv |
JP10283779A JPS5528097A (en) | 1978-08-14 | 1979-08-14 | Zoom lense |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT588578A AT354131B (de) | 1978-08-14 | 1978-08-14 | Pankratisches objektiv |
Publications (2)
Publication Number | Publication Date |
---|---|
ATA588578A ATA588578A (de) | 1979-05-15 |
AT354131B true AT354131B (de) | 1979-12-27 |
Family
ID=3580605
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT588578A AT354131B (de) | 1978-08-14 | 1978-08-14 | Pankratisches objektiv |
Country Status (3)
Country | Link |
---|---|
JP (1) | JPS5528097A (de) |
AT (1) | AT354131B (de) |
DE (1) | DE2929924A1 (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0262421A1 (de) * | 1986-09-01 | 1988-04-06 | Docter-Optic-Wetzlar Gmbh | Projektionsobjektiv mit veränderlicher Brennweite |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS574016A (en) * | 1980-06-09 | 1982-01-09 | Canon Inc | Optical system for micro and lens for micro |
US4993814A (en) * | 1988-01-18 | 1991-02-19 | Minolta Camera Kabushiki Kaisha | Zoom lens system |
-
1978
- 1978-08-14 AT AT588578A patent/AT354131B/de not_active IP Right Cessation
-
1979
- 1979-07-24 DE DE19792929924 patent/DE2929924A1/de not_active Withdrawn
- 1979-08-14 JP JP10283779A patent/JPS5528097A/ja active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0262421A1 (de) * | 1986-09-01 | 1988-04-06 | Docter-Optic-Wetzlar Gmbh | Projektionsobjektiv mit veränderlicher Brennweite |
Also Published As
Publication number | Publication date |
---|---|
DE2929924A1 (de) | 1980-02-28 |
JPS5528097A (en) | 1980-02-28 |
ATA588578A (de) | 1979-05-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EIH | Change in the person of patent owner | ||
EIH | Change in the person of patent owner | ||
ELJ | Ceased due to non-payment of the annual fee |