Patent · US Expired

Near re-entrant dense pattern optical multipass cell

US7307716B2 · kind B2 · utility

12Cited by
10References
31Claims
0Family size

Assignee

Inventor

Key dates

Filing dateSep 22, 2004
Grant dateDec 11, 2007
Priority date
Expiry dateSep 14, 2025

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01N21/031
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A multiple pass optical cell and method comprising providing a pair of opposed mirrors, one cylindrical and one spherical, introducing light into the cell via an entrance mechanism, and extracting light from the cell via an exit mechanism, wherein the entrance mechanism and exit mechanism are coextensive or non-coextensive.

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