(19)

(11)

EP 0 823 036 A1

(12)

(43) Date of publication: 11.02.1998 Bulletin 1998/07 (21) Application number: 95919056.0 (22) Date of filing: 28.04.1995

(51) International Patent Classification (IPC):  G01B 11/ 24( . ) G01S 17/ 42( . ) G08G 1/ 015( . ) G01B 11/ 25( . ) G01S 17/ 88( . ) G08G 1/ 04( . ) (86) International application number: PCT/US1995/005714 (87) International publication number: WO 1996/034252 (31.10.1996 Gazette 1996/48)

(84) Designated Contracting States: BE DE ES FR GB IT NL PT (71) Applicant: SCHWARTZ ELECTRO-OPTICS, INC. Orlando, FL 32804 (US)	(72) Inventors: WANGLER, Richard, J. Maitland, FL 32751 (US) GUSTAVSON, Robert, L. Winter Springs, FL 32708 (US) McCONNELL, Robert, E., II Longwood, FL 32750 (US) FOWLER, Keith, L. Orlando, FL 32804 (US) (74) Representative: Ebbinghaus, Dieter, Dipl.-Ing., et al  Patentanwälte v. Füner, Ebbinghaus, Finck, Mariahilfplatz 2 & 3 81541 München 81541 München (DE)