Comparison ledger
GCA 8500 Wafer, Ultratech 1000 Family, side by side. Every value shown is drawn from the cited encyclopedia entries.
| Attribute | 8500 WaferGCA | 1000 FamilyUltratech |
|---|---|---|
| OEM | GCA | Ultratech |
| Category | Lithography | Lithography |
| Wafer size | — | — |
| Process node | — | — |
| Introduced | — | — |
| Production run | — | — |
| Lifecycle | — | — |
| Lifecycle milestones | — | — |
| Control system | — | — |
| Generation | — | — |
| Family | GCA 8500 Wafer | Ultratech 1000 Family |
| Specifications | ||
| Configuration | 5 Axis[1] | — |
| Equipment type | Commercial wafer stepper[2] | — |
| OEM | GCA[1] | — |
| Reduction ratio | 5x[1] | — |
| Exposure source | i-line[2] | — |
| Resolution capability | Sub-micron features[3] | — |
| Axis configuration | 5-axis[1] | — |
| Wafer diameter | 150 mm[2] | — |
| Wafer geometry supported | 1-flat, 2-flat, notched, no-flat[2] | — |
| Wafer materials supported | Silicon, silicon on insulator[2] | — |
| Wafer thickness range | 500–700 µm[2] | — |
| Batch size | 1 wafer (150 mm)[2] | — |
| Demonstrated wafer use | 6-inch silicon-on-insulator wafer[3] | — |
| Tool type | — | Photolithography step-and-repeat 1X stepper[4] |
| Optical design | — | Wynne Dyson[4] |
| Magnification | — | 1X[4] |
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