William A Fitzgerald

US Patent:

7068413, Jun 27, 2006

Filed:

May 18, 2005

Appl. No.:

11/134604

Inventors:

William D. Fitzgerald - Key West FL, US
David S. Rogers - Westport MA, US

Assignee:

The United States of America as represented by the Secretary of the Air Force - Washington DC

International Classification:

G02F 1/09
G02B 5/30

US Classification:

359280, 359486

Abstract:

An optical element having characteristics suitable for use in a Faraday rotator has bonded to each of the adjacent radiation-receiving surfaces thereof with a chamber or water conducting conduit affixed therein includes a water cooled Faraday rotator element having: a base magnet plate substrate; a flowing water filled conduit fixed on the top surface of the base magnet plate substrate; a ferrite waffle iron grid with a binary top surface which reflects radiation and which has a bottom surface; and a fused copper layer fixed between the bottom surface of the ferrite waffle iron grid and the flowing water filled conduit.