CH296056A - Wide angle lens. - Google Patents
Wide angle lens.Info
- Publication number
- CH296056A CH296056A CH296056DA CH296056A CH 296056 A CH296056 A CH 296056A CH 296056D A CH296056D A CH 296056DA CH 296056 A CH296056 A CH 296056A
- Authority
- CH
- Switzerland
- Prior art keywords
- wide angle
- angle lens
- lens
- wide
- angle
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B13/00—Optical objectives specially designed for the purposes specified below
- G02B13/04—Reversed telephoto objectives
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Lenses (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH708797X | 1951-10-20 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH296056A true CH296056A (en) | 1954-01-31 |
Family
ID=4530592
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH296056D CH296056A (en) | 1951-10-20 | 1951-10-20 | Wide angle lens. |
Country Status (4)
Country | Link |
---|---|
CH (1) | CH296056A (en) |
DE (1) | DE958961C (en) |
FR (1) | FR1070509A (en) |
GB (1) | GB708797A (en) |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2734424A (en) * | 1950-02-13 | 1956-02-14 | bertele |
-
1951
- 1951-10-20 CH CH296056D patent/CH296056A/en unknown
-
1952
- 1952-10-15 GB GB25897/52A patent/GB708797A/en not_active Expired
- 1952-10-16 DE DEB22462A patent/DE958961C/en not_active Expired
- 1952-10-17 FR FR1070509D patent/FR1070509A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR1070509A (en) | 1954-07-28 |
GB708797A (en) | 1954-05-12 |
DE958961C (en) | 1957-02-28 |
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