文档介绍：水准仪使用说明(Instructions for use of level)
The automatic compensator adopts precision miniature bearing suspension compensay inserted into the ground, and the three legs should be kept stable and reliable during the measurement.
the instrument is mounted on the three stand
The instrument is carefully placed on the three foot stand and is firmly secured with the center screw handle.
instrument leveling
Rotate three foot spirals to center the circle level. According to the following procedure: turn the telescope, the collimation axis parallel (or vertical) to any two foot screw connection, and then in the opposite direction while rotating the two foot screw, the center line to the two spiral bubble finally, rotation of the third foot screw to centre the circular bubble bubble.
aim rod
adjust the degree of view: turn the telescope against the eyepiece with an anticlockwise rotation, then the reticle becomes blurred, and then slowly turns the telescope clockwise to stop the turning of the reticle clearly visible.
the target optical sighting device roughly: aiming with binocular observation, eye gaze at the cross wire mouth, eye gaze, turn the telescope. Make the cross mark coincide with the target.
after focusing, use the telescope to aim the target accurately: tighten the brake handwheel, rotate the telescope, focus the handwheel, and make the target be clearly imaged on the