Patent · US Expired

High efficiency compact illumination system

US5584557A · kind A · utility

19Cited by
8References
6Claims
0Family size

Assignee

Inventor

Key dates

Filing dateApr 19, 1995
Grant dateDec 17, 1996
Priority date
Expiry dateApr 19, 2015

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01N21/255
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

An improved illumination system employing two concave reflecting mirrors and a non-imaging reflector to concentrate energy (light) more efficiently is disclosed.

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