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Hitachi

SU8230

Metrology & InspectionHitachi SU8230 family
Research Quality: 60% complete
Hitachi logo
Fig. — Manufacturer logo, not a photo of this toolWikimedia Commons (see file page for license)

Power

30 kV to 0.01 kV[2]

Vacuum

Integrated LN2 cryo trap[2]

Optics

100X to 1,000,000X[2]

What it is

The Hitachi SU8230 is a scanning electron microscope used for metrology and inspection.[4][3][2]

The Hitachi SU8230 is a field-emission SEM with a cold field emission source.[3][2]

How it works

The Hitachi SU8230 uses a cold field emission electron source.[3][2]

The Hitachi SU8230 supports secondary electron imaging, backscattered electron imaging, scanning transmission electron microscopy detection, and energy dispersive X-ray spectroscopy.[3][2]

Where it fits in the process flow

The instrument is used with prepared, dried specimens that are mounted on a holder and loaded into the specimen chamber for imaging and analysis.[3]

Applications

The Hitachi SU8230 is used for high-resolution imaging of conductive and charge-prone samples.[3][2]

The Hitachi SU8230 is used for elemental mapping, compositional contrast imaging, semiconductor thin films, polymers, hydrogels, biological samples, bacteria, and immunogold-labeled cells.[3][2]

  • Scanning electron microscopy

What do the numbers mean?

Power & electrical3

Resolution at 1.0 kV
1.1 nm at 1.0 kV landing voltage and 1.5 mm working distance[2]
Accurate?
Landing voltage range
30 kV to 0.01 kV[2]
Accurate?
Beam deceleration mode landing voltage range
0.01 kV to 2 kV[2]
Accurate?

Vacuum & pumping4

Cryo trap
Integrated LN2 cryo trap[2]
Accurate?
Non-cryo stage travel
X/Y 0-110 mm; Z 1.5-40 mm; Tilt -5 to +70; Rotation 360[2]
Accurate?
Cryo stage travel
X/Y approximately +/- 9 mm; Z 1.5-40 mm; Tilt 30 at Z=8 mm or greater, 15 at 5 mm, 0 at 1.5 mm; Rotation 0[2]
Accurate?
Vacuum system
Specimen chamber turbo + scroll dry pump; gun/column ion pumps x3 plus non-evaporative getter[2]
Accurate?

Optics & imaging3

Resolution at 15 kV
0.8 nm at 15 kV and 4.0 mm working distance[2]
Accurate?
Magnification range in high magnification mode
100X to 1,000,000X[2]
Accurate?
Magnification range in low magnification mode
20X to 2000X[2]
Accurate?

Configuration & options9

Role
Cleanroom scanning electron microscope (SEM)[1]
Accurate?
Facility reference
SEM-10[1]
Accurate?
Manufacturer
Hitachi[1]
Accurate?
Model
SU8230[1]
Accurate?
Training prerequisite note
Qualification on the SEM-10 Hitachi SU8230 is a prerequisite to SP-4 training and access.[1]
Accurate?
Instrument type
Field Emission Gun Scanning Electron Microscope (FEGSEM)[2]
Accurate?
Gun type
Cold field emission (CFE) gun[3]
Accurate?
Sample chamber
6 inch sample chamber[2]
Accurate?
Stage
5-axis motorized stage[2]
Accurate?
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What does it need to run?

Site utility requirements, footprint, and infrastructure needed to install and operate this tool. Sourced from public records.

  • Resolution at 1.0 kV1.1 nm at 1.0 kV landing voltage and 1.5 mm working distance[2]
  • Landing voltage range30 kV to 0.01 kV[2]
  • Beam deceleration mode landing voltage range0.01 kV to 2 kV[2]
  • Cryo trapIntegrated LN2 cryo trap[2]
  • Non-cryo stage travelX/Y 0-110 mm; Z 1.5-40 mm; Tilt -5 to +70; Rotation 360[2]
  • Cryo stage travelX/Y approximately +/- 9 mm; Z 1.5-40 mm; Tilt 30 at Z=8 mm or greater, 15 at 5 mm, 0 at 1.5 mm; Rotation 0[2]
  • Vacuum systemSpecimen chamber turbo + scroll dry pump; gun/column ion pumps x3 plus non-evaporative getter[2]

Where are the manuals?

Generated from public-source data on file. Enter your email to access — nothing is published; details are routed privately.

Not publicly documented

Field notes

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Frequently asked questions

What type of detector and source does the Hitachi SU8230 use?

The Hitachi SU8230 uses a cold field emission source. The instrument supports in-column upper ExB detection, an in-column top detector, a chamber-mounted Everhart-Thornley detector, and a retractable below-lens semiconductor type backscattered electron detector.[2]

Not publicly documented

The following facts about the SU8230 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 SU8230 are on record.

    Answerable by: OEM historical records or a trade-press announcement

  • No publicly documented variants, configuration options, or revision breakpoints of the SU8230 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 SU8230 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 SU8230 are on record.

    Answerable by: a field service engineer, process engineer, or maintenance technician

  • The process node or technology generation of the SU8230 is not on record.

    Answerable by: an OEM datasheet or a fab qualification report

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Sources & citations

Sources (4)Every fact above is drawn from these public sources
  1. [1]cns1.rc.fas.harvard.edu — cns1.rc.fas.harvard.educns1.rc.fas.harvard.edu
  2. [2]cse.umn.edu — cse.umn.educse.umn.edu
  3. [3]ywcmatsci.yale.edu — ywcmatsci.yale.eduywcmatsci.yale.edu
  4. [4]https://cns1.rc.fas.harvard.edu/documents/2018/06/cns-consolidated-rate-sheet.pdf — cns1.rc.fas.harvard.educns1.rc.fas.harvard.edu
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Last updated Oct 11, 2026.

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