Raymarine LIGHTHOUSE 3 Advanced Operation Instructions page 351

When enabled, the Roll Correction feature accounts for the boat tilting and stabilizes the video feed
accordingly. This means that the video feed's horizon will be parallel with the actual horizon. When
disabled, the video feed will tilt with the boat and the MFD screen.
1 Roll correction disabled
Roll correction enabled
2
ClearCruise (Object Detection / Video Analytics, and
Augmented Reality)
351