And install the laser targets the side for scores 2 points, which is 10 m away. Horizontally in order to verify and control the direction of the Laser beam.
And install laser targets each side two points 10 meters apart in the horizontal plane in order to monitor and control the direction of the Laser beam.
Installation and laser targets sides 2 point, which apart 10 meters in the horizontal plane. In order to monitor and control the direction of the Laser beam.