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. 2013 Feb 19;8(2):e57117. doi: 10.1371/journal.pone.0057117

Table 1. Parameters of the experimental setup of blood pulsations imaging.

Parameter Value
Frame size 640×480 pixels
Frame rate 30 frames/s
Distance lens-subject 100 cm
Captured area 15 cm×30 cm
LED light wavelength 530 nm
LED light spectral bandwidth 40 nm
LED optical power 30 mW