on front Stylus profilometer step measurement |
|
| Contact force Force applied at contact point |
0.01 .. 0.4 mN |
| Depth |
100 µm |
| Measurement unit |
angstrom, micron |
| Sides processed |
either |
| Wafer size |
|
| Equipment |
Tencor Alpha Surface profilometer |
| Equipment characteristics: |
| Batch sizes |
50 .. 150 mm: 1 |
| MOS clean |
no |
| Piece dimension Range of wafer piece dimensions the equipment can accept |
2 .. 150 mm |
| Piece geometry Geometry of wafer pieces the equipment can accept |
circular, irregular, other, rectangular, triangular shard |
| Piece thickness Range of wafer piece thickness the equipment can accept |
200 .. 1000 µm |
| Wafer geometry Types of wafers this equipment can accept |
1-flat, 2-flat, no-flat, notched |
| Wafer materials List of wafer materials this tool can accept (not list of all materials, just the wafer itself). |
alumina, Borofloat (Schott), ceramic, Corning 1737, Foturan (Schott), gallium arsenide, Pyrex (Corning 7740), quartz (fused silica), silicon, silicon on insulator |
| Wafer thickness List or range of wafer thicknesses the tool can accept |
200 .. 1000 µm |