FR956675A - - Google Patents
Info
- Publication number
- FR956675A FR956675A FR956675DA FR956675A FR 956675 A FR956675 A FR 956675A FR 956675D A FR956675D A FR 956675DA FR 956675 A FR956675 A FR 956675A
- Authority
- FR
- France
- 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
- G02B13/00—Optical objectives specially designed for the purposes specified below
- G02B13/02—Telephoto objectives, i.e. systems of the type + - in which the distance from the front vertex to the image plane is less than the equivalent focal length
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR956675A true FR956675A (en) | 1950-02-02 |
Family
ID=1559176
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR956675D Expired FR956675A (en) |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR956675A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1572842B1 (en) * | 1966-09-26 | 1970-01-02 | Optique Prec Electronique & Me | Telephoto lens |
-
0
- FR FR956675D patent/FR956675A/fr not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1572842B1 (en) * | 1966-09-26 | 1970-01-02 | Optique Prec Electronique & Me | Telephoto lens |