high focal plane buoy![click to hear](/images/speaker.jpg)
Floating beacon whose light is especially high above the surface of the water.
waterline ![click to hear](/images/speaker.jpg)
ladder ![click to hear](/images/speaker.jpg)
For accessing the components at the top of the tubular structure.
tubular structure ![click to hear](/images/speaker.jpg)
Columnar part of the superstructure that supports the day- and nightmarks and keeps them above the water.
daymark ![click to hear](/images/speaker.jpg)
Navigation aid that is visible by day only; it displays various colors and signage.
photovoltaic panel ![click to hear](/images/speaker.jpg)
Device that converts solar energy into electricity to power the light.
radar reflector ![click to hear](/images/speaker.jpg)
Metal part that reflects ships’ radar signals so they can locate the buoy.
light ![click to hear](/images/speaker.jpg)
Encoded light beam that serves as a navigation aid at night.