Acquired by PVA TePla AG, Germany, in Nov 2020 (https://www.pvatepla.com/en/) OKOS, a subsidiary of PVA TePla AG, Germany, is a leader in providing Nondestructive Testing Solutions in the Ultrasound Immersion Testing and Scanning Acoustic Microscopy field. OKOS products focus on failure analysis and in-process-quality-control for Semiconductor, Aerospace, Steel & Automotive Industries.