Table 1 Technical specifications of TLS, BLS, GLS, and DAP systems

System

FARO Focus^3D S70

LiBackpack D50

PlantEye F500

DJI Phantom4

Laser wavelength, nm

1550

905

940

RGB image

Field of view, º

H: 360º

V: 300º

H: 360º

V: − 90º ~  + 90º

 ~ 53º

94º

Detection range, m

0.60–70 @10% ref

100 @ 20% ref

0.40–1.50

Flight altitude: 10–6000

Data resolution

0.30 mm @ 10 m@ 90% ref

30 mm

H: ~ 0.59 mm

V: ~ 1.62 mm

4000 \(\times\) 3000 pixels

Weight, kg

4.20

8

8.30

0.138

Size, mm

240 × 200 × 100

960 × 300 × 318

440 × 210 × 99

Wheelbase: 350

Battery capacity, h

4.50

2

unlimited

0.50