CH399769A - Lichtstarkes pankratisches Objektiv - Google Patents
Lichtstarkes pankratisches ObjektivInfo
- Publication number
- CH399769A CH399769A CH860A CH860A CH399769A CH 399769 A CH399769 A CH 399769A CH 860 A CH860 A CH 860A CH 860 A CH860 A CH 860A CH 399769 A CH399769 A CH 399769A
- Authority
- CH
- Switzerland
- Prior art keywords
- fast
- pancratic lens
- pancratic
- lens
- fast pancratic
- 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
- G02B15/145527—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)
- Telescopes (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEV15795A DE1094480B (de) | 1959-01-21 | 1959-01-21 | Pankratisches Objektiv fuer Aufnahme- und Wiedergabe-Zwecke |
| DEV0021158 | 1961-08-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH399769A true CH399769A (de) | 1965-09-30 |
Family
ID=26001327
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH860A CH399769A (de) | 1959-01-21 | 1960-01-04 | Lichtstarkes pankratisches Objektiv |
| CH1144161A CH399770A (de) | 1959-01-21 | 1961-10-02 | Pankratisches Objektiv für Aufnahme- und Wiedergabe-Zwecke |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1144161A CH399770A (de) | 1959-01-21 | 1961-10-02 | Pankratisches Objektiv für Aufnahme- und Wiedergabe-Zwecke |
Country Status (5)
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2253281B (en) * | 1991-02-15 | 1994-05-25 | Asahi Optical Co Ltd | Zoom lens |
-
0
- NL NL121784D patent/NL121784C/xx active
- NL NL247454D patent/NL247454A/xx unknown
-
1959
- 1959-01-21 DE DEV15795A patent/DE1094480B/de active Pending
-
1960
- 1960-01-04 CH CH860A patent/CH399769A/de unknown
- 1960-01-18 GB GB1749/60A patent/GB949465A/en not_active Expired
- 1960-01-21 FR FR816258A patent/FR1247591A/fr not_active Expired
-
1961
- 1961-10-02 CH CH1144161A patent/CH399770A/de unknown
-
1962
- 1962-07-10 GB GB26555/62A patent/GB1016881A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE1094480B (de) | 1960-12-08 |
| NL247454A (US07122603-20061017-C00294.png) | |
| NL121784C (US07122603-20061017-C00294.png) | |
| CH399770A (de) | 1965-09-30 |
| GB1016881A (en) | 1966-01-12 |
| GB949465A (en) | 1964-02-12 |
| FR1247591A (fr) | 1960-12-02 |
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