Hitachi S-4700 Field Emission SEM

Capabilities:

Standard SEM imaging with a field emission gun 

Cryo-SEM

Cost:

Standard SEM: BIF members: $39.60/h, Academic users: $66/h, Industry users: $120/h

Cryo-SEM: BIF members: $330/day, Academic users: $550/day, Industry users: $960/day

Specifications:

Electron Source: Cold field emission gun producing high brightness (2 x 109 A/cm2/sr) with little energy spread (0.2 – 0.3 eV)

Accelerating Voltage: 0.5 – 30 KV

Magnification: 30 – 500,000x

Maximum 1.5 nm resolution at 15 kV, 12 mm Working Distance (WD)/ Maximum 2.5 nm resolution at 1 kV, 2.5 mm WD

Specimen stage tilts from -5° – 360°

 

Two Secondary Electrons (SEs) and one Back-Scattered Electrons (BSEs) detectors are available