11
Figure 4.2 – Graduation direction (1) and location of the BDG1 geometrical (effective) center (2)
4.2 Handle. Telescopic extension bar
BDG1 is equipped with a handle (Figure 4.1) to enable convenient operation, and a telescopic
extension bar to enable access to hard-to-reach areas (up to 1.7 m) (Figure 4.3).
Figure 4.3