FR1066461A - Objectif photographique à trois éléments - Google Patents
Objectif photographique à trois élémentsInfo
- Publication number
- FR1066461A FR1066461A FR1066461DA FR1066461A FR 1066461 A FR1066461 A FR 1066461A FR 1066461D A FR1066461D A FR 1066461DA FR 1066461 A FR1066461 A FR 1066461A
- Authority
- FR
- France
- Prior art keywords
- photographic lens
- element photographic
- lens
- photographic
- Prior art date
- 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.)
- Expired
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B9/00—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or -
- G02B9/12—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or - having three components only
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Lenses (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE306101X | 1951-12-22 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1066461A true FR1066461A (fr) | 1954-06-08 |
Family
ID=6121019
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1066461D Expired FR1066461A (fr) | 1951-12-22 | 1952-11-12 | Objectif photographique à trois éléments |
Country Status (4)
Country | Link |
---|---|
US (1) | US2784642A (fr) |
CH (1) | CH306101A (fr) |
FR (1) | FR1066461A (fr) |
GB (1) | GB714565A (fr) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH327792A (de) * | 1953-09-23 | 1958-02-15 | Zeiss Carl Fa | Photographisches Objektiv |
US2769372A (en) * | 1955-07-25 | 1956-11-06 | Wollensak Optical Co | Three component objectives for photographic and projection purposes |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE142294C (de) * | 1902-07-15 | 1903-07-04 | Zeiss Carl | Sphärisch, chromatisch und astigmatisch korrigiertes Objectiv aus vier, durch die Blende in zwei Gruppen geteilten Linsen |
US1741947A (en) * | 1926-06-26 | 1929-12-31 | Zeiss Carl Fa | Photographic lens, corrected spherically, chromatically, astigmatically, and for coma |
US1924527A (en) * | 1929-08-01 | 1933-08-29 | Tronnler Albrecht Wilhelm | Unsymmetrical orjective lens system |
US1849681A (en) * | 1930-07-17 | 1932-03-15 | Zeiss Carl Fa | Photographic three-lens objective |
US2084714A (en) * | 1935-08-26 | 1937-06-22 | Corp Of Jos Schneider & Co | Unsymmetrical photographic objective |
US2158178A (en) * | 1937-05-22 | 1939-05-16 | Eastman Kodak Co | Lens system |
GB672822A (en) * | 1950-02-02 | 1952-05-28 | Gordon Henry Cook | Improvements in or relating to optical objectives |
-
1952
- 1952-10-07 CH CH306101D patent/CH306101A/de unknown
- 1952-11-12 FR FR1066461D patent/FR1066461A/fr not_active Expired
- 1952-11-21 US US321918A patent/US2784642A/en not_active Expired - Lifetime
- 1952-12-09 GB GB31180/52A patent/GB714565A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB714565A (en) | 1954-09-01 |
US2784642A (en) | 1957-03-12 |
CH306101A (de) | 1955-03-31 |
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