Patent · US Expired

Imaging tube having a reflective photocathode and internal optical means

US4730141A · kind A · utility

4Cited by
1References
13Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMar 21, 1986
Grant dateMar 8, 1988
Priority date
Expiry dateMar 21, 2006

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01J2231/5016
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

An imaging tube particularly useful in providing a visible image corresponding to an incident infrared image in which a reflective photocathode is used to provide an electron image corresponding to the infrared image, and in which the incident image rays and the ultimate image rays move along different directions.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.