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 |