Hitachi Microscope & Magnifier S-3400N 用户手册
2.1.2
2 - 3
2.1.2 Electron Optical Column
Figure 2.1-2 sketches the sectional view of the S-3400N column.
Figure 2.1-2 sketches the sectional view of the S-3400N column.
Fig. 2.1-2 Sectional View of S-3400N Column
Electron Gun
1st Condenser Lens
2nd Condenser Lens
Objective Lens Movable Aperture
Objective Lens
Specimen
Chamber
Chamber
Specimen
Specimen Stab
Specimen Stage
Beam Alignment coils
Deflection Coil
SE Detector
BSE Detector
Pre-centered cartridge type
Tungsten hairpin filament