Waferpedia

KLA

Surfscan 6220

Surfscan 6220 — Inventory photo
Fig. 01Surfscan 6220Inventory photo[1]

What it is

The KLA Surfscan 6220 is a wafer particle detection and surface inspection system for metrology and inspection use. It is an unpatterned surface inspection tool for bare wafers and other polished substrates.[1][3][4][5][6]

How it works

The Surfscan 6220 operates as an optical particle inspection system for unpatterned wafer surfaces. It uses laser illumination and measures scattered light from the wafer surface to detect submicron defects on polished, opaque substrates.[4][5]

Applications

The Surfscan 6220 is used for bare wafer surface defect inspection, particle detection, and contamination screening on polished semiconductor substrates.[4][5][6]

What do the numbers mean?

Power & electrical3

Single Phase[1]
Accurate?
Frequency
60 Hz[1]
Accurate?
Voltage
208 V[1]
Accurate?

Configuration & options1

17 A[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.

  • ConfigurationSingle Phase[1]
  • Frequency60 Hz[1]
  • Voltage208 V[1]

Parts & consumables

Tracked replaceable assemblies, spares criticality, and availability status across all major subsystems. Each entry cites its source.

  • KLA Surfscan 6220 SBC UpgradeIn Productionsource[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

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

Frequently asked questions

What kind of tool is the Surfscan 6220?General reference — not yet source-verified

It is a wafer inspection and metrology tool used to find and characterize surface defects on production substrates.

What does this class of machine measure?General reference — not yet source-verified

It measures optical responses from the surface and converts them into defect locations, defect classifications, and related inspection data.

Where is this equipment used in manufacturing?General reference — not yet source-verified

It is used in the inspection part of the process flow, typically between fabrication steps or after critical operations that can introduce defects.

Why is this class of system important?General reference — not yet source-verified

It supports yield control by finding contamination, surface damage, and process excursions before they propagate through later steps.

Not publicly documented

The following facts about the Surfscan 6220 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 Surfscan 6220 are on record.

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

  • No publicly documented variants, configuration options, or revision breakpoints of the Surfscan 6220 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 Surfscan 6220 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 Surfscan 6220 are on record.

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

  • The process node or technology generation of the Surfscan 6220 is not on record.

    Answerable by: an OEM datasheet or a fab qualification report

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

Sources & citations

Sources (7)Every fact above is drawn from these public sources
  1. [1]Inventory photo
  2. [2]Equipment inventory listing
  3. [3]KLA Surfscan 6220 Wafer Particle Detection System for salefabsurplus.comfabsurplus.com
  4. [4]KLA-Tencor Surfscan 6220 Particle Inspection | Used | ClassOneclassoneequipment.comclassoneequipment.com
  5. [5]KLA-TENCOR SURFSCAN 6220 | SemiStarsemistarcorp.comsemistarcorp.com
  6. [6]Kla/tencor SURFSCAN 6220 Unpatterned Surface Inspection System. Specifications: Substrate/sizes: 2 In., 3 In., 82, 100, 125, 150, 200mm. Thickness: Semi Standard Wafer Thickn . Product Category: Semiconductor, Sub Category: Metrology And Inspection Refurbishedyorkscientific.comyorkscientific.com
  7. [7]KLA Tencor | Certified Used Equipment | Opti-Probe® 3291 (DUV)kla-tencor.com (Jan 24, 2010)web.archive.org
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Last updated Jul 30, 2026.

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