Product name: automatic optical level
Model: DS 32A Basic type
Imaging: positive image
Protection level: IP54
Magnification: 24X
Objective lens aperture: 36mm
Round trip error per kilometer: ≤1.5mm
The shortest viewing distance: 1m
Multiplying by constant: 100
Additive constant: 0
Compensation range: ±15’
Automatic leveling degree: ±3°
Calibration shipment: yes
Automatic Anping Compensation: Automatic Anping
Compensation stability: good
Note: The product does not include tower ruler and tripod