from left to right: Rafik, Olivier, Tor, Steve, Andy and Wayne.
To calibrate WISDOM a highly reflective surface is put under it (the golden foil) to get the maximum reflection. After the calibration WISDOM can see up to 10 meters underground depending on the soil type.
Pancam on top, WISDOM are the two gold antennas pointing down and clupi is the black camera on the right
Source: SAFER Blog