Sonar Lock. Zero-Visibility Precision. 100 Meters Deep.
The FIFISH W6 Lock Sonar delivers precise positioning capability in conditions where camera-based station-keeping fails. Sonar-based distance and attitude lock maintains stable ROV positioning relative to structures and surfaces in turbid, dark, and visually obstructed underwater environments — enabling consistent, repeatable inspection passes and accurate measurement at depths down to 100 meters.