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→Electrical borehole scanning: the formation microscanner
==Electrical borehole scanning: the formation microscanner==
==Electrical borehole scanning: the formation microscanner==
<gallery>
<gallery mode=packed heights=200px widths=200px>
file:borehole-imaging-devices_fig6.png|{{figure number|6}}Formation MicroScanner technique.<ref name=pt04r5>Ekstrom, M. P., Dahan, C., Chen, M.-Y., Lloyd, P., Rossi, D., 1987, [https://www.onepetro.org/journal-paper/SPWLA-1987-v28n3a4 Formation imaging with microelectrical scanning arrays]: The Log Analyst, v. 28, p. 294–306.</ref>
file:borehole-imaging-devices_fig6.png|{{figure number|6}}Formation MicroScanner technique.<ref name=pt04r5>Ekstrom, M. P., Dahan, C., Chen, M.-Y., Lloyd, P., Rossi, D., 1987, [https://www.onepetro.org/journal-paper/SPWLA-1987-v28n3a4 Formation imaging with microelectrical scanning arrays]: The Log Analyst, v. 28, p. 294–306.</ref>
file:borehole-imaging-devices_fig7.png|{{figure number|7}}Formation MicroScanner images of cross-bedded sequence showing drill marks (d.m.) at WSW and sawtooth effects (s.e.) on some layers.
file:borehole-imaging-devices_fig7.png|{{figure number|7}}Formation MicroScanner images of cross-bedded sequence showing drill marks (d.m.) at WSW and sawtooth effects (s.e.) on some layers.