Patent · US Expired

Optical scanning system with unwanted reflections controlled

US4234240A · kind A · utility

1Cited by
7References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 2, 1977
Grant dateNov 18, 1980
Priority date
Expiry dateFeb 2, 1997

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG02B17/0888
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

This relates generally to optical systems, and one application of the invention is for reducing deleterious effects produced by surface reflections on lenses in thermal imaging systems.

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