Varian
The Varian Viision 200 is a batch-process high current ion implanter for 200 mm wafers. The VIISion 200 was introduced in 1996. The system includes variants such as the VIISion 200 PLUS2 with energies up to 200 keV and the VIISion 80LE with energies down to 250 eV.[1]

Produced
1996–
Power
3 Phase[3]
The Viision 200 is a batch-process ion implanter. In this architecture, multiple wafers are mounted on a spinning disk or platen that rotates through the ion beam, allowing simultaneous processing of several wafers.
Ions are generated in an ion source, mass-analyzed to select the desired dopant species, and then accelerated to the required energy before being directed onto the wafers.
Ion implantation is a front-end-of-line (FEOL) process used to dope silicon wafers with impurities to modify electrical conductivity. The Viision 200 is employed after gate formation and before annealing steps in the fabrication of CMOS devices.
The machine processes wafers in batches, typically following photolithography and etching steps, and preceding thermal annealing that activates the implanted dopants.
Introduction of the VIISion series
| Designation | Generation | Vintage | Changes | Source |
|---|---|---|---|---|
| Viision 200, 8" - Medium Current | — | — | Described as medium current. | Equipment inventory listing[2] |
| Viision 200, 8" - High Current - 3 Phase - 5 Wire - 208 Volt - 50/60 Hz 2000 Vintage | — | 2000 | Described as high current with 3 phase, 5 wire, 208 volt, 50/60 Hz, and 2000 vintage. | Equipment inventory listing[3] |
| Viision 200, 8" - High Current - 3 Phase - 5 Wire - 208 Volt - 50/60 Hz 2013 Vintage | — | 2013 | Described as high current with 3 phase, 5 wire, 208 volt, 50/60 Hz, and 2013 vintage. | Equipment inventory listing[4] |
| VIISion 80LE | — | — | Low energy variant with energy range 250 eV to 80 keV | web.archive.org[1] |
| VIISion 200 PLUS2 | — | — | High energy variant with energy up to 200 keV | web.archive.org[1] |
| Viision 200 (Medium Current) | — | — | Medium current configuration | Equipment inventory listing[2] |
| VIISion 200 PLUS | — | — | Listed as a 200 keV high current model in the VIISion family. | web.archive.org[1] |
Tools documented as functional equivalents — same process step and wafer size, from a different manufacturer. Each equivalence cites its source.
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The Viision 200 is configured with a 3 phase, 5 wire, 208 Volt, 50/60 Hz electrical supply.[3][4]
The VIISion family was introduced in 1996.[1]
The following facts about the Viision 200 are absent from this record as of this revision. First-hand knowledge or a citation closes a gap; every submission is reviewed before publication.
The control-system platform and OS era of the Viision 200 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 Viision 200 are on record.
Answerable by: a field service engineer, process engineer, or maintenance technician
The process node or technology generation of the Viision 200 is not on record.
Answerable by: an OEM datasheet or a fab qualification report
No publicly documented compatible parts, consumables, or accessories for the Viision 200 are on record.
Answerable by: an OEM parts catalog or a service engineer
No publicly hosted manuals, SOPs, or datasheets for the Viision 200 are on record.
Answerable by: university cleanroom staff or an OEM application specialist
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Last updated Sep 28, 2026.
The Applied Materials / Varian E 500 HP is an implanter described as a medium current ion implantation system for 8-inch wafers.
The Applied Materials / Varian EHP 500 is an ion implanter for 6-inch wafers.
The Axcelis GSD 200 E 2 is a high current implanter with source-stated wafer sizes of 6 inch and 8 inch.
Applied Materials / Varian VIISta HCP+ is a 12-inch high current ion implanter.