Patent ID: 8952342
Filing Date: 2015-02-10
Classification: B82Y,H01J

Abstract:
1. A charged particle beam system ( 1 ) for transmitting at least one charged particle beam onto the surface of a target ( 24 ), wherein said charged particle beam system is provided with a support and positioning structure ( 140 ) for supporting and positioning said target ( 24 ) on a table ( 120 ), the support and positioning structure ( 140 ) comprising: a first member ( a fine tuning structure comprising at least one motor ( a spring ( a shielding structure ( wherein said first member ( wherein the first and second shield parts each comprise a plurality of plates, each plate of said pluralities of plates comprising a planar portion ( and wherein said plurality of plates of said first shield part are spaced apart from each other, and wherein said plurality of plates of said second shield part are spaced apart from each other.