OPTICAL POWER LIMITERS AND MATERIALS THEREIN
Assignee
US Government
Filed as: UNITED STATES OF AMERICA, THE, AS REPRESENTED BY THE SECRETARY OF THE ARMY
Filed
Dec 17, 1984
Granted
Sep 20, 1994
Location
FORT WASHINGTON MD US
Abstract
A liquid crystal modified by the addition of an organic dye is used as a non-linear optical material in two devices which limit the optical radiations to sensitive photodetectors. One device uses the self-focusing induced in the crystal to disperse high-intensity optical radiation, the other uses the change of index of refraction of the crystal to effect total reflection of high-intensity radiation from a liquid crystal-linear optical material inter-face
Source: Google Patents
35 USC §181 Secrecy Order
Imposed
Apr 2, 1986
Rescinded
Oct 12, 1993
Duration
7 years, 6 months
Inventor
- 1EDWARD J. SHARP
Record Details
- Patent number
- US 5348688
- Application
- 06700995
- Aerospace match
- Yes
- Dataset source
- 35 USC §181 SO records
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