Document Type

Patent

Publication Date

4-26-1994

Abstract

A dual wavelength optical sensor for measuring chemical properties of a particular quantity, the optical sensor including a sensor probe having a thin sensing film whose optical characteristics are responsive to the chemical properties of the measured quantity The United States Government has certain rights in this invention pursuant to Contract No. ITA87-02 between the U.S. Department of Commerce and Iowa State University.

Patent Number

US 5,307,146

ISURF Reference Number

1367

Assignee

Iowa State University Research Foundation, Inc.,

Application Number

US 07/962,394

Date Filed

10-16-1992

Language

en

File Format

application/pdf

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