Skip to Content
Find More Like This
Return to Search

Optical vibration detection spectral analysis assembly and method for detecting vibration in an object of interest

United States Patent

*** EXPIRED ***
5,827,971
October 27, 1998
View the Complete Patent at the US Patent & Trademark Office
Idaho National Laboratory - Visit the Technology Transfer and Commercialization Office Website
A vibration detection assembly is described which includes an emitter of light which has object and reference beams, the object beam reflected off of a vibrating object of interest; and a photorefractive substance having a given response time and which passes the reflected object beam and the reference beam, the reference beam and the object beam interfering within the photorefractive substance to create a space charge field which develops within the response time of the photorefractive substance.
Hale; Thomas C. (Los Alamos, NM), Telschow; Kenneth L. (Idaho Falls, ID)
Lockheed Martin Idaho Technologies Company (Idaho Falls, ID)
08/ 787,073
January 22, 1997
CONTRACTUAL ORIGIN OF THE INVENTION The United States Government has rights in this invention pursuant to Contract No. DE-AC07-94ID13223 between Lockheed Martin Idaho Technologies Company and The United States Department of Energy.