Table 1: Key specifications of the dual field of view lidar.

FeatureSpecification

TransmitterLaser: Nd:YAG
Wavelength532 nm
Pulse energy200 mJ
Repetition frequency20 Hz
Divergence0.5 mrad

ReceiverCCD camera
CCD:QHY9
 Pixels3358 × 2536 (860 million)
 Pixel size5.4 μm × 5.4 μm
 Active area19.7 15.04 mm
 Peak Quantum Efficiency56%
Wide-angle lens
 Angular field114°
 Focal length14 mm
 Max apertureF2.8
Telescope: Cassegrain
Diameter230 mm
DetectorPMT
Data acquisitionPhoto counter
Range resolution7.5 m