Check the listing for details. 5” Silicon Wafer Input / output Inc. Seismic Imaging Technology. Vintage 2001.. Condition: New. Listed at 45.00 USD. 5” wafer from Input / Output Inc. Input / Output Inc. is a leading provider of seismic imaging technology used by oil and gas companies for the exploration and development of reservoirs. The wafer is in excellent condition, no scratches, no chips.