(19)

(11)

EP 2 825 858 A1

(12)

(43) Date of publication: 21.01.2015 Bulletin 2015/04 (21) Application number: 13760626.5 (22) Date of filing: 01.03.2013

(51) International Patent Classification (IPC):  G01J 3/447(2006.01) (86) International application number: PCT/US2013/028586 (87) International publication number: WO 2013/138090 (19.09.2013 Gazette 2013/38)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME (30) Priority: 15.03.2012 US 201261611072 P (71) Applicant: Hinds Instruments, Inc. Hillsboro, OR 97124 (US)	(72) Inventor: WANG, Baoliang Hillsboro, OR 97124 (US) (74) Representative: Beattie, Alex Thomas Stewart  Forresters Skygarden Erika-Mann-Strasse 11 80636 München 80636 München (DE)