Patent · US Expired

Large continuously focusable gas lenses

US4582398A · kind A · utility

6Cited by
3References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 20, 1984
Grant dateApr 15, 1986
Priority date
Expiry dateJan 20, 2004

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG02B26/0875
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

Large optic gas lens are provided for outer space application and the lens are constructed so as to have the capability of adjusting the focusing ability of the lens to focus laser energy to targets spaced at variable distances from the lens.

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