| Parameter | Dimension [mm] | Description | |
| Preliminary | Final | ||
| w | 2 | 2 | Width of conductor |
| r1 | 18.5 | 21.5 | Inner radius of ring |
| r2 | 25.5 | 26.0 | Inner radius of ring |
| r3 | 52.0 | 49.5 | Inner radius of ring |
| s | 10.0 | 10.0 | Distance between adjacent rings |
| h | 0.1 | 0.1 | Thickness of substrate |
| t | 0.01 | 0.01 | Thickness of conductor |