Try on an Oculus Rift or HTC Vive and one of the first things you’ll probably notice looking through the lenses are fine concentric circles, creating something many call ‘God Rays’—especially ...

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 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 ...

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 ...

You may know them best for their original use in lighthouses, where they're famously recognised as "the invention that saved a million ships". Or perhaps you initially think of their employment in ...

The Office of Naval Research funded the development of a simple array of six lights outfitted with Fresnel lenses mounted on the stern of a ship, called a Tactical Vectoring Equipment (TVE) display.

An official product page for PlayStation VR 2 confirms some new details on the headset’s optics and displays. Although the page signals that PSVR 2 is getting ever closer to becoming a reality, we ...

Apple's AR headset or "Apple Glass" device may use a movable display to compensate for motion blur, while fresnel lenses could help keep the weight of the headset down for users. Apple is long-rumored ...