Hitachi
The Hitachi S 4700 is a Field Emission Scanning Electron Microscope (FE-SEM) manufactured by Hitachi. The S 4700 has been available in configurations handling 4-inch and 6-inch wafers, with known examples from 1997 to 2005.[1][2][3]

A field emission scanning electron microscope forms images by scanning a focused electron beam across a sample surface and detecting signals from the interaction of the beam with the specimen.
An electron microscope of this class supports high magnification surface imaging and detailed topographic inspection of small features.
A scanning electron microscope is typically used after patterning or other fabrication steps when a process engineer needs to inspect surface features, edges, particles, or defects.
The Hitachi S 4700 FE-SEM belongs in metrology and inspection workflows rather than in material deposition or lithography steps.
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The following facts about the S 4700 FE-SEM are absent from this record as of this revision. First-hand knowledge or a citation closes a gap; every submission is reviewed before publication.
No publicly documented production dates or lifecycle milestones (introduction, end of production, EOL) for the S 4700 FE-SEM are on record.
Answerable by: OEM historical records or a trade-press announcement
No publicly documented variants, configuration options, or revision breakpoints of the S 4700 FE-SEM are on record.
Answerable by: an OEM product catalog or an engineer who ordered or specified the tool
The control-system platform and OS era of the S 4700 FE-SEM are not on record.
Answerable by: an engineer who operated it or OEM installation records
No publicly documented failure modes or field errata for the S 4700 FE-SEM are on record.
Answerable by: a field service engineer, process engineer, or maintenance technician
The process node or technology generation of the S 4700 FE-SEM is not on record.
Answerable by: an OEM datasheet or a fab qualification report
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Last updated Oct 8, 2026.
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