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 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 ...

Making a traditional glass lens requires a lot of experience, skill, and patience grinding a piece of glass to the required shape, and is not for the casual experimenter. Making a glass Fresnel lens ...

More than 2,000 lighthouses large and small watch over Norway’s fractal, rocky coast. Some have stood for centuries, guiding mariners through treacherous seas and safely to port. Now they all must be ...

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 ...

The presence of god rays (or crepuscular rays, to use a more technical and less religious term) in virtual reality is an artifact from the use of Fresnel lenses in most headsets. Unlike a traditional ...

NEWBURYPORT — Like a long-awaited Christmas present, volunteers and staff at the Custom House Maritime Museum spent some of Thursday morning carefully unwrapping a $400,000 Fresnel lens once used to ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. A team of physicists collaborating between the University of ...

The new Motorized CF16 Fresnel is a compact, motorized Aputure Mount Fresnel lens designed for use with the STORM XT52. The Motorized CF16 Fresnel is a compact Aputure Mount accessory with a 16-inch ...

Fresnel lenses consist of a flat surface with interspaced, concentric steps whereby each step corresponds to the surface of a conventional lens. Each step thereby acts as a refractive surface, much ...