| Item | Zenfocus | Standard | Advanced |
|---|---|---|---|
| Max. Board Thickness (mm/mil) | 4.75(187mil) | 10.0(394mil) | / |
| DUT Pitch(Min) | PTH | 0.65mm | 0.30mm |
| Max. Board Thickness in Fine Pitch（mm/mil） | 0.40mm pitch | 5mm（197mil） | 6.3mm（248mil） |
| 0.35mm pitch | 4.5mm（177mil） | 5.08mm（200mil） | |
| Flatness(mil/inch) | DUT Area | / | 50um（6 inch内） |
| Materials | IT180A\IT968\M6\M7\RO4350B\MW4000\T-100G | ||
| Impedance Tolerance | Inner Layer | ±10% | ±5% |
| Outter layer | ±10% | ±8% | |
| Surface Finish | Hard gold, ENEPIG | Hard gold, ENEPIG | / |
| Gold Thickness | 0.76um | 1.27um以上 | / |
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