ASML
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A stepper exposes one field at a time by imaging a reticle pattern through projection optics onto resist on the wafer. The wafer stage then moves to the next exposure position so the pattern can be repeated across the wafer.
Lithography steppers are used after wafer preparation, film deposition, and photoresist coating, and after the mask layer for that process step has been prepared. After exposure, wafers typically proceed to resist development and then to pattern transfer steps such as etch or implantation, followed by resist removal and metrology.
Lithography steppers are used to define circuit features for integrated device fabrication. Lithography steppers are applied to repeated patterning tasks across many process layers, including active regions, interconnect structures, and contact-related features, depending on the process design and mask set.
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The following facts about the PAS 5500 100 D 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 PAS 5500 100 D are on record.
Answerable by: OEM historical records or a trade-press announcement
No publicly documented variants, configuration options, or revision breakpoints of the PAS 5500 100 D 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 PAS 5500 100 D 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 PAS 5500 100 D are on record.
Answerable by: a field service engineer, process engineer, or maintenance technician
The process node or technology generation of the PAS 5500 100 D is not on record.
Answerable by: an OEM datasheet or a fab qualification report
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Last updated Oct 19, 2026.
Brooks 017-0146-01 is a prealigner manufactured by Brooks.
The Ultratech 1000 Family is a photolithography step-and-repeat 1X steppers family using the Wynne Dyson optical design.
The EVG 101 is an advanced resist processing system for spin or spray coating and developing of wafers up to 300 mm.