Patent · US Active

Detection apparatus and method

US8575539B2 · kind B2 · utility

1Cited by
2References
28Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 23, 2008
Grant dateNov 5, 2013
Priority date
Expiry dateOct 13, 2029

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01N21/645
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A detector apparatus and method for detecting radiation emitted from a target comprising: a first transmissive polarizer (302) for polarizing radiation incident on the target; a second transmissive polarizer (304) for polarizing the radiation emitted from the target (303) and absorbing any remaining light polarized by the first polarizer; and at least one reflective polarizer (306) arranged between the first and second transmissive polarizers.

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