Module. Tactical wheeled vehicles – Vertical movement is limited to +35° and −60° elevation. Lateral movement is limited to ±90° left and right azimuth. (DRS) Combat Vehicles – Vertical movement is limited to +35° and −15° elevation. Lateral movement is limited to ±50° left and right azimuth. (DRS) See also Night vision Image intensifiers References Military optical devices Military electronics Military sensor technology