NONLINEAR OPTICAL INTERROGATION SYSTEM
Assignee
US Government
Filed as: UNITED STATES OF AMERICA, THE, AS REPRESENTED BY THE SECRETARY OF THE ARMY
Filed
Oct 2, 1985
Granted
Aug 14, 1990
Location
STAFFORD VA US
Abstract
A method and means for detecting the presence of infrared radiation and/orhe presence of an optical dielectric transmitting element, such as a lens or window, is provided. By correlating the radiation wavelength with a visible detector wavelength and a specific dielectric element, the element can be identified or the alignment of a beam of radiation passing through the element can be established. In some cases the presence of a quiescent radiation device can be deduced from the identification of the dielectric element.
Source: Google Patents
35 USC §181 Secrecy Order
Imposed
Apr 3, 1986
Rescinded
Feb 13, 1990
Duration
3 years, 10 months
Inventor
- 1ROBERT G. COMEYNE
Record Details
- Patent number
- US 4948973
- Application
- 06797284
- Aerospace match
- Yes
- Dataset source
- 35 USC §181 SO records
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