Patent · US Expired

Orifice inside optical element

US4348107A · kind A · utility

84Cited by
5References
17Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJul 18, 1980
Grant dateSep 7, 1982
Priority date
Expiry dateJul 18, 2000

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01N2021/391
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

Disclosed is an electro-optical transducer for simultaneously making optical measurements and electrical volume measurements on particles suspended in a flow stream passing through an orifice positioned inside an optically clear spherical element.

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