(19)
(11) EP 2 425 444 A1

(12)

(43) Date of publication:
07.03.2012 Bulletin 2012/10

(21) Application number: 10719962.2

(22) Date of filing: 28.04.2010
(51) International Patent Classification (IPC): 
H01J 37/317(2006.01)
(86) International application number:
PCT/IB2010/051848
(87) International publication number:
WO 2010/125526 (04.11.2010 Gazette 2010/44)
(84) Designated Contracting States:
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 SE SI SK SM TR

(30) Priority: 29.04.2009 NL 1036912
29.04.2009 US 173638 P

(71) Applicant: Mapper Lithography IP B.V.
2628 XK Delft (NL)

(72) Inventors:
  • BAARS, Norman Hendrikus Rudolf
    NL-5522 GT Eindhoven (NL)
  • STEENBRINK, Stijn Willem Herman
    NL-2593 EC Den Haag (NL)
  • TEN BERGE, Gerardus Fernandus
    NL-4908 BD Oosterhout (NL)

(74) Representative: Mooij, Maarten 
Hoyng Monégier LLP Rembrandt Tower, 31st Floor Amstelplein 1
NL-1096 HA Amsterdam
NL-1096 HA Amsterdam (NL)

   


(54) CHARGED PARTICLE OPTICAL SYSTEM COMPRISING AN ELECTROSTATIC DEFLECTOR