FLINT, Mich. (CN) — The United States sued a Michigan museum for two giant, century-old lenses that "revolutionized lighthouse optics" in the 1800s, making light visible for more than 20 miles. The ...

Ming-Chi Kuo, a reliable Apple leaker, claimed that the iPhone manufacturer's upcoming Augmented Reality headset could be the lightest AR device in the market once it is released. The giant ...

The Harbour Town Lighthouse on Hilton Head Island is shining with a more historical glint these days after the installation of a Fresnel lens, the likes of which have guided mariners around the world ...

The historic Fresnel Lens, once housed in the Point Vicente Lighthouse, has finally found its resting place. The mysterious lens — looking like a gigantic, glass head sculpture of C-3PO from “Star ...

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 ...

This softer alternative to a spotlight proves a versatile lighting modifier for flash and powerful continuous heads, says Damien Demolder The post Neewer CSF10 Fresnel Lens review – the light modifier ...

Valentine’s Day is less than one month away, and soon enough the Times Square Valentine Heart Design will be on view at the center of the Crossroads of the World. This year’s winner is Window to the ...