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Zygo

GPI XP HR

Precision OpticsZygo GPI family
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The Zygo GPI XP HR is a 4-inch interferometer. The Zygo GPI XP HR is configured with a Dell PC. The Zygo GPI XP HR runs Zygo MetroPro software under Microsoft Windows NT.[1][2]

GPI XP HR — Inventory photo
Fig. 01GPI XP HRInventory photo[1]

Power

Frequency Isolation - 1 Hz[1]

Optics

Precision Optics[2]

What it is

The Zygo GPI XP HR is a precision optics interferometer.[2]

How it works

The Zygo GPI XP HR uses a computer-driven control and viewing setup, with MetroPro software operating under Microsoft Windows NT and video output for operator viewing.[1]

Where it fits in the process flow

General reference — not yet source-verified

A precision optics interferometer belongs in metrology rather than in material removal or deposition.

The Zygo GPI XP HR supports inspection and verification of optical parts after fabrication steps that create the finished surface.

Applications

General reference — not yet source-verified

A precision optics interferometer is used for surface and form measurement on optical components.

What do the numbers mean?

Power & electrical2

Electrical
90-240 Vac, 50/60 Hz, 75 watts, single phase[1]
Accurate?
Vibration
Frequency Isolation - 1 Hz[1]
Accurate?

Wafer handling1

Wafer Size
4 inch[1]
Accurate?

Optics & imaging1

Category
Precision Optics[2]
Accurate?

Control & software2

Computer
Dell PC; configured with hard drive CD-ROM, floppy drive, and 19 inch color monitor (printers optional)[1]
Accurate?
Software
Zygo MetroPro software running under Microsoft Windows NT[1]
Accurate?

Configuration & options11

Video Output:[1]
Accurate?
Viewing
9 inch black and white monitor standard[1]
Accurate?
Operating Environment:[1]
Accurate?
Temperature
15 to 30 degrees Celsius (50 to 86 deg F)[1]
Accurate?
Rate of Temperature Change
<1.0 deg C/15 minutes[1]
Accurate?
Humidity
5 to 95% relative, non-condensing[1]
Accurate?
Manufacturer
Zygo[1]
Accurate?
Model
GPI XP HR[1]
Accurate?
Type
interferometer[1]
Accurate?
Operating Temperature
15 to 30 degrees Celsius (50 to 86 deg F)[1]
Accurate?
Rate of Temperature Change
<1.0 deg C/15 minutes[1]
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.

  • Electrical90-240 Vac, 50/60 Hz, 75 watts, single phase[1]
  • VibrationFrequency Isolation - 1 Hz[1]

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 equipment is the Zygo GPI XP HR?

The Zygo GPI XP HR is a precision optics interferometer.[2]

Not publicly documented

The following facts about the GPI XP HR 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 GPI XP HR are on record.

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

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

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

  • The process node or technology generation of the GPI XP HR is not on record.

    Answerable by: an OEM datasheet or a fab qualification report

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Sources & citations

Sources (2)Every fact above is drawn from these public sources
  1. [1]Inventory photo
  2. [2]waferpedia.com — waferpedia.comwaferpedia.com
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Last updated Oct 13, 2026.

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