Color separating optical system for a television camera
US4058827A · kind A · utility
10Cited by
6References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 26, 1976 |
| Grant date | Nov 15, 1977 |
| Priority date | — |
| Expiry date | Mar 26, 1996 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N23/16
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Means is provided for selectively inserting any one of one or more glass elements having parallel flat sides between the color separating prism and the objective of a television camera so as to adjust the glass length of the optical system to meet the requirements of the particular image pick-up tube concerned.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.