Holo focus on researching and producing laser level and laser distance meter, which are mainly applied in the field of construction and decoration.
The green line laser has a wavelength of 520-570nm, a higher power, and generally performs better than the red laser. The green line laser beam is thinner than the red
1.Leveling device Leveling device is an instrument that establishes a horizontal line of sight to measure the height difference between two points on the ground. Through the cooperation of the
The area surveying of commercial housing is mainly divided into two stages, and the specific work during each stage are as follows: Estimated area measurement stage: The surveying personnel preliminarily measure and