Road Networks Winter Risk Estimation Using On-Board Uncooled Infrared Camera for Surface Temperature Measurements over Two Lanes

Table 1

Characteristics of PRT5 radiometer.

Detector type	Bolometer detector
Spectral bandwidth	9.5–11.5 μm
Thermal range	−40°C to +70°C
Sensitivity	0.1°C below 0°C, 0.05°C above 0°C
Accuracy	±0.5°C
FOV	20°
Time response	50 ms
NET	0.005°C for a time response of 50 ms on a body at 25°C