Abstract:
PROBLEM TO BE SOLVED: To provide a focused ion beam apparatus capable of acquiring a region showing specific composition inside a sample in a short time.SOLUTION: A focused ion beam apparatus 100 includes: a focused ion beam irradiation mechanism 20 for forming a first cross section 2s and a plurality of second cross sections 2c1 to 2c4 in a sample 2; first image generation means 90A for generating reflection electron images or secondary electron images of the first cross section and second cross sections as first images Gs, and G1 to G4; second image generation means 90B for generating EDS images or secondary ion images of the first cross section and second cross section as second images Hs and H4; and a control unit 90 for causing the second image generation means to generate the second image of the second cross section, when the first image of the second cross section includes a region differing from a region N showing specific composition in the first image of the first cross section in the case of acquiring the first and second images of the first cross section and the first image of the second cross section.
Abstract:
PROBLEM TO BE SOLVED: To smoothly change a beam without generating electric discharge in an ion beam optical system.SOLUTION: An ion beam device includes an ion source 101 discharging an ion beam 9, a condenser lens electrode 102, a storage section 13 storing a set voltage value of a lens corresponding to an irradiation mode, and a control section 16 which reads out the set voltage value appropriately corresponding to the next previous irradiation mode and sets the voltage value to a lens power source.
Abstract:
PROBLEM TO BE SOLVED: To achieve operability of sample stage movement in a device having two charged particle beam lens barrels arranged orthogonal to each other.SOLUTION: A composite charged particle beam device is used which includes: a focused ion beam lens barrel 4; an electron beam lens barrel 5 orthogonal to the focused ion beam lens barrel 4; a sample stage 2 which moves a sample 11; an optical microscope 14 which observes the sample 11; display parts 9, 10 capable of displaying a focused ion beam image, an electron beam image, and an optical microscope image; and a stage control part 3 which moves the sample stage 2 in accordance with a coordinate system of each image.