Now showing items 1-2 of 2
Optical fiber sensors for harsh environments
(United States Patent and Trademark Office, 2007-02-06)
A diaphragm optic sensor comprises a ferrule including a bore having an optical fiber disposed therein and a diaphragm attached to the ferrule, the diaphragm being spaced apart from the ferrule to form a Fabry-Perot cavity. ...
Intrinsic Fabry-Perot optical fiber sensors and their multiplexing
(United States Patent and Trademark Office, 2007-12-11)
An intrinsic Fabry-Perot optical sensor includes a thin film sandwiched between two fiber ends. When light is launched into the fiber, two reflections are generated at the two fiber/thin film interfaces due to a difference ...