Technical Parameters |
NA24 |
NA28 |
NA32 |
Standard Deviation for 1km Double-run Leveling |
2.0mm |
1.5mm |
1.0mm |
Telescope Magnification |
24× |
28× |
32× |
Telescope Image |
Erect |
Effective Aperture Size of Object Lens |
40mm |
Field of View |
1°20 |
Shortest Sighting Distance |
0.65m |
Stadia Multiplication |
100 |
Addition Constants |
0 |
Compensator Type |
wire-hung and air-damping |
Compensator Working range |
±15 |
Leveling Accuracy |
±0.5 |
±0.4 |
±0.3 |
Accuracy of Circular Level |
8/2mm |
Horizontal Circle |
360°or 400G optional |
Instrument Size |
192mm×134mm×138mm |
Net. Weight |
1.4kg |