Waferpedia

Electroglas

EG5

Test & Probe150mmElectroglas EG5 family
Research Quality: 40% complete
EG5 — web.archive.org
Fig. 01EG5web.archive.org[1]

Wafer size

150mm

Performance

±2.5 micron[3]

What is it?

The sources identify the Electroglas EG5|300 ARGOS as a wafer prober and describe it as Electroglas' highest accuracy 300mm wafer prober. It is stated to handle 150mm, 200mm, and 300mm wafers, and the sources also identify an EG5|300e variant for fine-pitch probing on in-line parametric test structures.

What can it run?

Process applications and technology nodes documented for this tool.

  • extremely tight-pitch probing on leading edge devices
  • fine-pitch probing for in-line parametric test structures

What do the numbers mean?

Wafer handling2

Description
Electroglas' highest accuracy 300mm wafer prober[3]
Accurate?
Wafer sizes handled
150mm, 200mm, and 300mm wafers[3]
Accurate?

Performance2

Probe-to-pad accuracy
±2.5 micron[3]
Accurate?
Stepping accuracy
1.0 micron[3]
Accurate?

Configuration & options4

Product line
EG5|300[3]
Accurate?
Variant
ARGOS[3]
Accurate?
Variant
EG5|300e[3]
Accurate?
Variant description
Fine-pitch probing for in-line parametric test structures[3]
Accurate?

Vintage & configurations

Documented models & variants

DesignationGenerationVintageChangesSource
EG5|300 ARGOSDescribed as Electroglas' highest accuracy 300mm wafer prober; includes precise stepping accuracy, integrated alignment system, air bearing closed-loop linear motion system, and capability for 150mm, 200mm, and 300mm wafers.web.archive.org[3]
EG5|300eFine-pitch probing for in-line parametric test structures.web.archive.org[3]
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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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Not publicly documented

The following facts about the EG5 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 EG5 are on record.

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

  • The control-system platform and OS era of the EG5 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 EG5 are on record.

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

  • The process node or technology generation of the EG5 is not on record.

    Answerable by: an OEM datasheet or a fab qualification report

  • No publicly documented compatible parts, consumables, or accessories for the EG5 are on record.

    Answerable by: an OEM parts catalog or a service engineer

No research found yet — worked with this tool? Share what you know.

Sources & citations

Sources (3)Every fact above is drawn from these public sources
  1. [1]web.archive.orgweb.archive.orgweb.archive.org
  2. [2]web.archive.orgweb.archive.orgweb.archive.org
  3. [3]web.archive.orgweb.archive.orgweb.archive.org
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Last updated Jul 29, 2026.

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