Table 2 NIRSIT specific hardware parameters

Light source type

dual-wavelength VCSEL laser

Light source technology:

CW

Wavelength

780 nm, 850 nm

Number of light sources

24

Number of detectors

32

SD distance

1.5 cm, 2.12 cm, 3.0 cm, 3.35 cm

Number of channels

204

Detection distance

0.2 cm, 0.6 cm, 1.0 cm, 1.4 cm, 1.8 cm

Spatial resolution

4x4mm²

Sampling frequency

8.13 Hz