NA720/NA724/NA728/NA730-1.0.1en
33
Technical Data
Compensator:
• Working range
± 15'
• Setting accuracy
(standard deviation)
< 0.5"
Circular level:
• Sensitivity
10' / 2 mm
Circle:
• Graduation
360°/400gon
• Graduation interval
1°/1gon
Adaption:
• To normal or ball head tripod
• Central fixing screw 5/8"
Temperature range:
• Storage
- 40°C bis + 70°C
(-40°F bis +158°F)
• Operating
- 20°C bis + 50°C
(-4°F bis + 122°F)
Technical Data
type NA720
NA724
NA728
NA730
Accuracy
Standard deviation for 1 km
double levelling
2.5 mm
2 mm
1.5 mm 1.2 mm
Height accuracy for a single
measurement at 30 m
1.5 mm 1.2 mm
1 mm
0.8 mm
Telescope
Image
vertical
vertical
vertical
vertical
Magnification
20x
24x
28x
30x
Shortest target distance
< 0.5 m < 0.5 m < 0.7 m < 0.7 m
Field of view at 100 m
> 4 m
> 3.5 m
> 3 m
> 3 m
Multiplication factor
100
100
100
100
Additive constant
0
0
0
0
Resolution (higher than)
4"
3.5"
3"
3"
