This is the Corps that employed optical genius, Agustin-Jean Fresnel. Although some lighthouses were already using lenses, they weren’t using the special Fresnel-style lenses. There had been ...

PORT TOWNSEND — Point Wilson Lighthouse is lit once again with its original 1879 Fresnel lens. Out of commission for decades, the historic lens was relit on Oct. 29. “Relighting this historic ...

Head to Florida's tallest lighthouse, brimming with history, to complement your vacation with panoramic views of the ...

The Point Pinos Lighthouse in Pacific Grove marks its 170th anniversary with a day of festivities and historical activities.

While not useful for cameras, the fresnel lens came around this time in 1818 and saved hundreds if not thousands of ships. The French Commission of Lighthouses had hired Fresnel to design the lens ...

The tower is notable for its rare 9-foot-tall first-order Fresnel lens that can be seen from more than 20 nautical miles away. It's important to know that this lighthouse is only accessible by ...

the area of the tower that houses a powerful third-order Fresnel lens that still casts a beam 23 miles out to sea. At last, I emerged onto the wind-swept circular deck surrounding the lighthouse ...