DE1250650B - - Google Patents
Info
- Publication number
- DE1250650B DE1250650B DENDAT1250650D DE1250650DB DE1250650B DE 1250650 B DE1250650 B DE 1250650B DE NDAT1250650 D DENDAT1250650 D DE NDAT1250650D DE 1250650D B DE1250650D B DE 1250650DB DE 1250650 B DE1250650 B DE 1250650B
- Authority
- DE
- Germany
- 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
- 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
- G02B15/1451—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 positive
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Lenses (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DESCH30039A DE1209770B (de) | 1961-07-26 | 1961-07-26 | Lichtstarkes Vario-Objektiv |
| DESCH33278A DE1259596B (de) | 1961-07-26 | 1963-05-14 | Lichtstarkes Vario-Objektiv |
| DESC037311 | 1965-07-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE1250650B true DE1250650B (de) |
Family
ID=27212289
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT1250650D Pending DE1250650B (de) | 1961-07-26 | ||
| DESCH30039A Pending DE1209770B (de) | 1961-07-26 | 1961-07-26 | Lichtstarkes Vario-Objektiv |
| DESCH33278A Pending DE1259596B (de) | 1961-07-26 | 1963-05-14 | Lichtstarkes Vario-Objektiv |
Family Applications After (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DESCH30039A Pending DE1209770B (de) | 1961-07-26 | 1961-07-26 | Lichtstarkes Vario-Objektiv |
| DESCH33278A Pending DE1259596B (de) | 1961-07-26 | 1963-05-14 | Lichtstarkes Vario-Objektiv |
Country Status (5)
| Country | Link |
|---|---|
| US (2) | US3273457A (de) |
| AT (1) | AT259259B (de) |
| CH (2) | CH398114A (de) |
| DE (3) | DE1209770B (de) |
| GB (2) | GB944787A (de) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1250650B (de) * | 1961-07-26 | |||
| DE1242012B (de) * | 1964-09-25 | 1967-06-08 | Schneider Co Optische Werke | Lichtstarkes photographisches oder kinematographisches Aufnahmeobjektiv mit veraenderbarer Brennweite |
| DE1927278A1 (de) * | 1969-05-29 | 1970-12-03 | Zeiss Carl Fa | Photographisches Objektiv mit stetig veraenderbarer Brennweite |
| FR2137598B1 (de) * | 1971-05-08 | 1975-03-21 | Canon Kk | |
| JPS5513333B2 (de) * | 1974-12-28 | 1980-04-08 | ||
| AT336919B (de) * | 1975-08-11 | 1977-06-10 | Eumig | Pankratisches objektiv |
| US4838668A (en) * | 1987-10-09 | 1989-06-13 | Eastman Kodak Company | Zoom lens |
| US4757372A (en) * | 1987-10-09 | 1988-07-12 | Eastman Kodak Company | SLR zoom camera |
| JP3365606B2 (ja) * | 1997-01-30 | 2003-01-14 | 富士写真光機株式会社 | 赤外線ズームレンズ |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1112979A (fr) * | 1954-10-22 | 1956-03-21 | Objectif à distance focale variable | |
| FR1120271A (fr) * | 1955-01-24 | 1956-07-03 | Objectif à longueur focale variable | |
| US3027805A (en) * | 1958-10-22 | 1962-04-03 | Canon Camera Co | Zoom lens system |
| DE1093580B (de) * | 1959-02-17 | 1960-11-24 | Schneider Co Optische Werke | Lichtstarkes photographisches oder kinematographisches Aufnahmeobjektiv mit veraenderlicher Brennweite |
| DE1250650B (de) * | 1961-07-26 |
-
0
- DE DENDAT1250650D patent/DE1250650B/de active Pending
-
1961
- 1961-07-26 DE DESCH30039A patent/DE1209770B/de active Pending
-
1962
- 1962-07-06 CH CH819062A patent/CH398114A/de unknown
- 1962-07-20 GB GB27984/62A patent/GB944787A/en not_active Expired
-
1963
- 1963-05-14 DE DESCH33278A patent/DE1259596B/de active Pending
-
1964
- 1964-05-09 CH CH644964A patent/CH412384A/de unknown
- 1964-05-12 US US366878A patent/US3273457A/en not_active Expired - Lifetime
- 1964-05-13 GB GB19853/64A patent/GB1034242A/en not_active Expired
-
1966
- 1966-06-14 AT AT564466A patent/AT259259B/de active
- 1966-06-29 US US561614A patent/US3457003A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| DE1259596B (de) | 1968-01-25 |
| AT259259B (de) | 1968-01-10 |
| US3273457A (en) | 1966-09-20 |
| GB944787A (en) | 1963-12-18 |
| CH412384A (de) | 1966-04-30 |
| DE1209770B (de) | 1966-01-27 |
| CH398114A (de) | 1965-08-31 |
| GB1034242A (en) | 1966-06-29 |
| US3457003A (en) | 1969-07-22 |