COMPENSATION FOR THERMAL DRIFT IN AN OPTICAL FEEDBACK STABILIZED PHOTOMETER.

David R. Senn, Peter W. Carr, Leon N. Klatt

Research output: Contribution to journalArticlepeer-review

Abstract

A simple circuit based upon an equal arm Wheatstone Bridge which senses temperature changes of the optical chassis permits compensation of thermally induced long term drift in a single beam optical feedback stabilized photometer. A drift rate of 0. 004% T/hr is achieved.

Original languageEnglish (US)
Pages (from-to)145-153
Number of pages9
JournalChem Instrum
Volume7
Issue number2
DOIs
StatePublished - Jan 1 1976

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