NL7313769A - - Google Patents
Info
- Publication number
- NL7313769A NL7313769A NL7313769A NL7313769A NL7313769A NL 7313769 A NL7313769 A NL 7313769A NL 7313769 A NL7313769 A NL 7313769A NL 7313769 A NL7313769 A NL 7313769A NL 7313769 A NL7313769 A NL 7313769A
- Authority
- NL
- Netherlands
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B15/00—Optical objectives with means for varying the magnification
- G02B15/14—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
- G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
- G02B7/04—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification
- G02B7/10—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification by relative axial movement of several lenses, e.g. of varifocal objective lens
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Lens Barrels (AREA)
- Color Television Image Signal Generators (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB5267372A GB1395968A (en) | 1972-11-15 | 1972-11-15 | Television cameras |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7313769A true NL7313769A (cs) | 1974-05-17 |
Family
ID=10464831
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7313769A NL7313769A (cs) | 1972-11-15 | 1973-10-08 |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JPS4982224A (cs) |
| DE (1) | DE2357124A1 (cs) |
| FR (1) | FR2206521B3 (cs) |
| GB (1) | GB1395968A (cs) |
| NL (1) | NL7313769A (cs) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2126824B (en) * | 1982-09-09 | 1986-04-23 | Link Electronics Ltd | Camera tube compensation for varations of camera lens focal length |
-
1972
- 1972-11-15 GB GB5267372A patent/GB1395968A/en not_active Expired
-
1973
- 1973-10-08 NL NL7313769A patent/NL7313769A/xx unknown
- 1973-11-08 FR FR7339774A patent/FR2206521B3/fr not_active Expired
- 1973-11-14 JP JP48127415A patent/JPS4982224A/ja active Pending
- 1973-11-15 DE DE2357124A patent/DE2357124A1/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| JPS4982224A (cs) | 1974-08-08 |
| FR2206521A1 (cs) | 1974-06-07 |
| GB1395968A (en) | 1975-05-29 |
| DE2357124A1 (de) | 1974-05-22 |
| FR2206521B3 (cs) | 1976-09-24 |