Three Combination Sets of the Calibration Station

The main technical parameters of fission combined surveying and mapping instruments comprehensive calibration station of W550-F4.

Four parallel light pipes (Including the horizontal axis elevation, horizontal Angle, depression angle, three parallel light pipes and a rear view Level of tube light)

Features:

• The length of parallel light pipe barrel: 565mm

• Effective aperture: 55mm

• Focal length: 550mm

• Precision (Reticle lattice value): 20”

• Parallel light pipe adjustment range: 1100mm

• The horizontal axis ≥30′

• The vertical shaft≥30′

• Maximum load bearing of lifting platform: 340kg

• Observation distance: ≥1200mm

• Magnification ratio: 5.7~7 times

• Angle of view: 10°20′

• Forward-looking total height: 2200mm

• Resolution: 3″

• Total weight: 340kg

• Level sensitivity

• Base circular bubble leveling instrument: △≤8″/2mm

• Power supply voltage: 3.4~4.2V 2.1W

• Switching power supply: I=10A

• Lighting: Cold light source (The intensity of trimming)