lighthouse lantern![click to hear](/images/speaker.jpg)
Powerful lamp that projects an encoded beam.
housing ![click to hear](/images/speaker.jpg)
Case enclosing and protecting the device’s mechanism.
lamp base ![click to hear](/images/speaker.jpg)
Metal end of a lightbulb inserted into a socket to connect it to the electric circuit.
dioptric ring ![click to hear](/images/speaker.jpg)
Concentric glass rings surrounding the lantern that refract its rays to intensify them.
incandescent lamp ![click to hear](/images/speaker.jpg)
Lamp in which a filament heated by an electric current produces light rays.
ventilation hood ![click to hear](/images/speaker.jpg)
Part that allows excess heat to escape from the lantern.