Product Manual

25
8.Distance measurement with the stadia
hairs
Distance measurement could be done as follow:
(1)Set the instrument and level it at the
measurement station.
(2)Set the staff in the Station point.
(3)Readout the distance (l).
(4)Calculation the distance from target to
instrument L=100×l.
Note:
l: Distance between top line and bottom line in
the cross hairs.
L: The distance from target to instrument.
100: Multiplication factor of telescope.
l
L=100 x l
Staff
Stadia hairs
l
Fig. 17