Patent · US Expired

Probe apparatus and method for examining a sample

US7315175B2 · kind B2 · utility

23Cited by
5References
18Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJan 30, 2002
Grant dateJan 1, 2008
Priority date
Expiry dateJan 30, 2022

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01N21/3581
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A probe for examining a sample (5), the probe including an emitter (1) for emitting radiation, a detector (1) for detecting radiation and a dielectric member (3) configured to direct radiation from the emitter (1) to the sample (5) and to direct radiation reflected by the sample (5) to the detector (1), wherein in use, the dielectric member (3) occupies at least half of the radiation path length from the emitter (1) to the sample (5) to the detector (1).

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