Laser level(spirit level tool)
Use laser beam instead of manual reading. The laser beam emitted by the laser is introduced into the telescope barrel to emit a horizontal laser beam along the collimation axis. A photoelectric receiving target capable of automatic tracking is equipped on the leveling rod to carry out leveling
Digital level(spirit level tool)
This is a level developed in the 1990s. It integrates high and new technologies such as optical, electromechanical, computer and image processing. It is the crystallization of the latest development of modern science and technology.