Contractors hired by the National Park Service are midway through the delicate two-week task of reassembling the original 1858 lens of the Fire Island Lighthouse. The 9,000-pound lens was removed from ...

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, ...

The important thing is they didn't drop it. A team of experts on Thursday removed the Fresnel lens from the St. Marks Lighthouse. The lens was installed in 1867. It consists of dozens of glass prisms ...

John Hill likens the first-order Fresnel lens in the lighthouse at Naval Air Station Pensacola to a fabergé egg. "They aren't made anymore. It is one of only 10 left in the U.S. There is no putting a ...

On Monday, expert lampist Chad Kaiser got to work disassembling the more than 100-year-old Fresnel lens at the Dali Museum in Monterey. “Compared with several other lenses around the country, it is in ...

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LORAIN – The lighthouse lens that for years guided ships into the port of Lorain has returned home. Officials from the Port of Lorain Foundation Inc. and the Lorain Port Authority gathered March 6 to ...

Before the invention of the high-powered LED, and even really before the widespread adoption of electric lights in general, lighthouses still had the obligation of warning ships of dangers while ...

A piece of Georgetown’s history will be on display at 729 Front St. in Georgetown as early as June. The Fresnel lens, a glass enclosure designed to concentrate light rays, was once an integral part of ...

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, ...