CH366405A - Lenses for photographic, projection and similar purposes - Google Patents
Lenses for photographic, projection and similar purposesInfo
- Publication number
- CH366405A CH366405A CH6865059A CH6865059A CH366405A CH 366405 A CH366405 A CH 366405A CH 6865059 A CH6865059 A CH 6865059A CH 6865059 A CH6865059 A CH 6865059A CH 366405 A CH366405 A CH 366405A
- Authority
- CH
- Switzerland
- Prior art keywords
- photographic
- lenses
- projection
- similar purposes
- purposes
- 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 |
|---|---|---|---|
| NL224681 | 1958-02-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH366405A true CH366405A (en) | 1962-12-31 |
Family
ID=19751114
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH6865059A CH366405A (en) | 1958-02-05 | 1959-01-23 | Lenses for photographic, projection and similar purposes |
Country Status (3)
| Country | Link |
|---|---|
| CH (1) | CH366405A (en) |
| DE (1) | DE1089993B (en) |
| FR (1) | FR1224902A (en) |
-
1959
- 1959-01-23 DE DEN16164A patent/DE1089993B/en active Pending
- 1959-01-23 CH CH6865059A patent/CH366405A/en unknown
- 1959-02-03 FR FR785687A patent/FR1224902A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE1089993B (en) | 1960-09-29 |
| FR1224902A (en) | 1960-06-28 |
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