Characteristics of Laser Backscattering Intensity to Detect Frozen and Wet Surfaces on Roads

Table 1

Specifications of the ScanStation C10 laser scanner.

Wavelength	532 nm (green)
Laser class	3R (IEC 60825-1)
Range	300 m @ 90%; 134 m @ 18% albedo
Spot (footprint) size	4.5 mm within a 50 m distance
Point spacing	1 mm minimum
Scan rate	Up to 50,000 pts/sec
Field of view	Horizontal: 360°, Vertical: 270°