Using magnetic damping compensator, with automatic compensation function. To meet with the level measurement requirements of engineering constuction project
| Model | LAL-2 |
| Telescope | Erect |
| Magnification | 20X | 24X | 28X | 32X |
| Objective Lens Aperture | 30mm | 40mm |
| Field of view | 1°30' |
| Shortest focusing distance | 0.5m |
| Stadia multiplying constant | 100 |
| Stadia additive constant | 0 |
| Working Range | ±12' |
| Accuracy | ±0.5" | ±0.3" |
| Accuracy of Bubble | 8'/2mm |
| Diagraph on scale | 1° or 1gon |
| Standard error per kilometer | 2.5mm | 2.0mm | 1.5mm | 1.0mm |
| Weight | 1.3kg |
| The size of Tripod | M16 or 5/8'' |