Tillamook Rock Lighthouse was built on a brutal offshore rock where waves, fog, and storms made every supply run dangerous.

A lens manufactured in France in 1902 is shining high atop Montauk Point Lighthouse once again. Earlier this month the U.S. Coast Guard relit the clamshell-shaped Fresnel lens, which guided mariners ...

If you are a Hackaday reader, you probably know what a Fresnel lens is. You find them in everything from overhead projectors to VR headsets. While it seems commonplace now, the Fresnel lens was an ...

The unique history of the Crooked River Lighthouse’s lens in Carrabelle, Florida. The Crooked River Lighthouse’s Executive Director, Steve Allen, shares with us the unique qualities of the Fresnel ...

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ST. GEORGE ISLAND - The St. George Lighthouse Association has added a life-size reproduction of the Cape St. George Light’s Fresnel lens to the collection at the Keeper’s House Museum. “We felt that ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. In the early nineteenth century, ...

GRAND MARAIS, MI – The iconic Fresnel lens is finally visible at this lighthouse in Michigan’s Upper Peninsula, officials announced. After years behind curtains, the 3rd order Fresnel lens atop the Au ...

The popular French lens design was originally created for lighthouses The popular French lens design was originally created for lighthouses is a senior editor and founding member of The Verge who ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. In the early nineteenth century, ...