KLA
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The KLA P 22 Surface is a surface profilometer used in metrology and inspection.[3]
The KLA P 22 Surface is part of the KLA P family.[3]
A surface profilometer measures surface topography by sensing height variation across a part or wafer surface.
Surface profilometers are used to characterize step height, roughness, flatness, and other surface features that matter in process control.
Surface profiling is commonly used to verify process outcomes after fabrication steps and before later processing depends on dimensional accuracy.
Surface profilometers are generally used for process monitoring, defect-related surface review, and dimensional verification on manufactured surfaces.
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The following facts about the P 22 Surface 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 P 22 Surface are on record.
Answerable by: OEM historical records or a trade-press announcement
No publicly documented variants, configuration options, or revision breakpoints of the P 22 Surface 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 P 22 Surface 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 P 22 Surface are on record.
Answerable by: a field service engineer, process engineer, or maintenance technician
The process node or technology generation of the P 22 Surface is not on record.
Answerable by: an OEM datasheet or a fab qualification report
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Last updated Oct 9, 2026.
The KLA .204 PSL Wafer is an 8-inch NIST-traceable reference wafer compatible with Surfscan 6xy0 and Sp1 particle counters.
KLA .496 PSL Wafer is an 8-inch NIST traceable wafer stated to be capable on Surfscan 6xy0 and SP1.
The KLA .498 PSL Wafer is a NIST traceable reference wafer.