Fonstad_3d_Electrode_Arrays-01

Figure 1:  A scanning electron micrograph of six 10-probe linear arrays assembled into a 6 x 10 two-dimensional array of probes.  The probes in this figure and in Figure 2 were fabricated for assembly studies and have no sense electrodes.  Each needle is 3.5 mm long and 40 µm wide at the tip.