NL86679C - - Google Patents
Info
- Publication number
- NL86679C NL86679C NL86679DC NL86679C NL 86679 C NL86679 C NL 86679C NL 86679D C NL86679D C NL 86679DC NL 86679 C NL86679 C NL 86679C
- Authority
- NL
- Netherlands
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)
- Lenses (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH709659X | 1950-12-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL86679C true NL86679C (de) |
Family
ID=4530667
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL86679D NL86679C (de) | 1950-12-06 |
Country Status (5)
| Country | Link |
|---|---|
| CH (1) | CH290356A (de) |
| DE (1) | DE973019C (de) |
| FR (1) | FR1045076A (de) |
| GB (1) | GB709659A (de) |
| NL (1) | NL86679C (de) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH319997A (de) * | 1953-12-23 | 1957-03-15 | Bertele Ludwig | Photographisches Objektiv |
| DE1049120B (de) * | 1955-07-19 | 1959-01-22 | Enna Werk Optik Apelt | Fotografisches Tele-Objektiv |
| DE1282312B (de) * | 1962-12-06 | 1968-11-07 | Zeiss Carl Fa | Photographisches Teleobjektiv |
-
0
- NL NL86679D patent/NL86679C/xx active
-
1950
- 1950-12-06 CH CH290356D patent/CH290356A/de unknown
- 1950-12-23 DE DEV2986A patent/DE973019C/de not_active Expired
-
1951
- 1951-11-13 FR FR1045076D patent/FR1045076A/fr not_active Expired
- 1951-12-03 GB GB28285/51A patent/GB709659A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE973019C (de) | 1959-11-19 |
| FR1045076A (fr) | 1953-11-24 |
| GB709659A (en) | 1954-06-02 |
| CH290356A (de) | 1953-04-30 |