Aside from frightening small children, we have absolutely no idea why anyone would need a face-magnifying headpiece. But the video below gives us a chuckle every time we see it, and we figure a good ...

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 ...

Drawing inspiration from an insect's multi-faceted eye, University of Wisconsin-Madison engineers have created miniature lenses with vast range of vision. Their new approach created the first-ever ...

Point Sur Lightstation is getting its original First-Order Fresnel lens back.The United States Coast Guard signed off on returning the 1887 Fresnel back to Point Sur on Monday and the work to get it ...

Fresnel lenses consist of interspaced, concentric steps which correspond to the surface of a conventional lens. This equates to a lens with a common focal length, equivalent to a simple lens, but at ...

We learned last week that PSVR 2 will use Fresnel lenses, which have a range of advantages over traditional lenses, but also come with a big downside: god rays. However, Sony may have a trick up its ...