This video explains the concept of rising and dipping of lights at sea. In this regard, it also explains the terms of luminous range, geographical range, and nominal range. The use of animations aid in understanding.
Other videos in the area of chartwork and coastal navigation include:
Information on paper charts: https://www.youtube.com/watch?v=L4L6wihfaIc&t=27s
DR and fix position, effects of wind and current, set and drift: https://www.youtube.com/watch?v=y22P1YOntjk&t=7s
Running Fix (Transferring position lines): https://www.youtube.com/watch?v=4sWeF0DFRKk&t=618s
Tidal diamonds: https://youtu.be/8lYz3cyMvSg
Finding the course to steer to counteract tidal currents: https://youtu.be/5DQyUv34zQw
Basic terms, terminology, and symbols: https://youtu.be/ugvNDyM0IUg
Allowing for the effect of wind and current on ship’s course and speed: https://youtu.be/A8T4i4nLIzA
Counteracting for the effect of current and leeway to determine the course to steer: https://youtu.be/fSd8xJ1LXI8
The use of position lines - https://youtu.be/HlKFaIaaZWs