Night vision device, improved image intensifier tube for such a device having reduced particulate contamination and method of making
US5883380A · kind A · utility
6Cited by
3References
14Claims
0Family size
Inventor
Key dates
| Filing date | Jun 4, 1997 |
| Grant date | Mar 16, 1999 |
| Priority date | — |
| Expiry date | Jun 4, 2017 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01J2231/5016
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A night vision device includes an improved image intensifier tube providing an image with reduced dark spots caused by microscopic particulate contamination in the tube. A method of processing image intensifier tubes to reduce dark spots caused by such microscopic particulate contamination within the tubes is disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.