Patent · US Expired

Second generation FLIR NV-81

US5648868A · kind A · utility

4Cited by
6References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 12, 1995
Grant dateJul 15, 1997
Priority date
Expiry dateMay 12, 2015

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04N3/09
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

An optical system is provided for a FLIR mounted in a cylindrical turret ch has five folding mirrors, two doubling as scanning mirrors, numerous lenses with aspherical surfaces and different refractive indices, and a rotatable head mirror. Some of the lenses and mirrors being mounted on remote controlled electrically powered focusing or scanning means.

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