CH299767A - Photographisches Objektiv. - Google Patents
Photographisches Objektiv.Info
- Publication number
- CH299767A CH299767A CH299767DA CH299767A CH 299767 A CH299767 A CH 299767A CH 299767D A CH299767D A CH 299767DA CH 299767 A CH299767 A CH 299767A
- Authority
- CH
- Switzerland
- Prior art keywords
- photographic lens
- photographic
- lens
- Prior art date
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 |
---|---|---|---|
DE299767X | 1951-06-12 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH299767A true CH299767A (de) | 1954-06-30 |
Family
ID=6091357
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH299767D CH299767A (de) | 1951-06-12 | 1952-06-09 | Photographisches Objektiv. |
Country Status (3)
Country | Link |
---|---|
US (1) | US2732762A (de) |
CH (1) | CH299767A (de) |
FR (1) | FR1057720A (de) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB769241A (en) * | 1954-03-13 | 1957-03-06 | Margarete Camilla Schneider | Improvements in and relating to asymmetrical photographic objectives |
US2838978A (en) * | 1955-11-12 | 1958-06-17 | Canon Camera Co | Four lens photographic objective |
DE1447277A1 (de) * | 1964-03-23 | 1968-12-19 | Voigtlaender Ag | Vierlinsiges Objektiv vom erweiterten Triplet-Typ mit einer sammelnden Kittflaeche im Hinterglied |
US3466114A (en) * | 1967-05-01 | 1969-09-09 | Eastman Kodak Co | Four element triplet photographic objective |
Family Cites Families (9)
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 |
US1849681A (en) * | 1930-07-17 | 1932-03-15 | Zeiss Carl Fa | Photographic three-lens objective |
US2158178A (en) * | 1937-05-22 | 1939-05-16 | Eastman Kodak Co | Lens system |
US2165328A (en) * | 1938-04-16 | 1939-07-11 | Eastman Kodak Co | Lens |
US2308007A (en) * | 1941-10-29 | 1943-01-12 | Eastman Kodak Co | Lens |
GB577763A (en) * | 1944-06-08 | 1946-05-30 | Wray Optical Works Ltd | Improvements relating to optical lenses |
GB583984A (en) * | 1944-09-08 | 1947-01-03 | Scophony Ltd | Photographic lens |
US2573512A (en) * | 1949-04-30 | 1951-10-30 | Voigtlander & Sohn Ag | Four-lens triplet type photographic objective |
-
0
- US US2732762D patent/US2732762A/en not_active Expired - Lifetime
-
1952
- 1952-06-05 FR FR1057720D patent/FR1057720A/fr not_active Expired
- 1952-06-09 CH CH299767D patent/CH299767A/de unknown
Also Published As
Publication number | Publication date |
---|---|
FR1057720A (fr) | 1954-03-10 |
US2732762A (en) | 1956-01-31 |
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