Table 3.

The main technical specifications of scientific payloads on the lander.

Scientific payload	Specifications
LC	Waveband: visible spectrum Imaging distance: 4 m–∞ FOV: 45° × 45° MTF: ≥0.20 S/N (dB): ≥30 (Albedo ≥ 0.09, solar altitude ≥ 0.6°)
TC	Waveband: visible spectrum FOV: 17.4° × 17.4° S/N (dB): ≥30 (Albedo ≥ 0.09, solar altitude ≥−0.30°) MTF: ≥0.2
LS	Frequency band range: 1/120–100 Hz Dynamic range: >120 dB Measuring range: −4–+4
LSEDS	Particle energy range: Electronic: 1 eV–12 MeV, proton: 1 eV–300 MeV, heavy ion: 8 MeV–300 MeV/n Particle flux range: 107@1 eV–30 keV, 105@30 keV–300 MeV/n Particle radiation effect: Sensitivity: 20 μrad(Si)/h LET spectrum: 0.001–37 MeV/(mg/cm2) Electromagnetic field sensitivity: Electronic field 1 μV/m@±10 V/m, Magnetic field: 3 pT@±1024 nT, 50 pT@±65000 nT Accumulated dust mass: 1 × 10−9–3 × 10−4 g/cm2@Triorthogonal direction Dust particle size: 1 μm–5 mm