- Shockproof
- Jeweled bearing
- With limit pointers
- Optional accessory: backs (page 132), contact points (page 128~131)
 |
 |
| Code | Range | Graduation | Accuracy | Hysteresis | Range/rev | Dial reading | Remark |
| 2830-1* | 1mm | 0.001mm | 4µm | 2µm | 0.2mm | 0-100-0 | lug back |
| 2830-1F* | 1mm | 0.001mm | 4µm | 2µm | 0.2mm | 0-100-0 | flat back |