Filipino scientists have discovered a simple, affordable way to make dynamically adjustable water-based lenses that have a ...

Rather than taking individual lenses, he’s starting with the second-hand lens from an old projector. It’s got the required huge aperture, but it’s by no means a photographic lens.

While you could head to a store to pick up lighting for your home, you could make something altogether more unique with this ...

It towers above the museum's displays of ship models and marine artifacts. This is the Fresnel lens, not one lens really, but numerous tiers of prisms. Lenses like this one turned simple flames ...

Naval aviators know that traffic light as the Improved Fresnel Lens Optical Landing System. A pilot uses IFLOLS to discern his glide slope—the angle at which aircraft descend and land—by ...

If you've wanted to give VR gaming a try but the cost of entry has kept you at bay, then you might be interested in the first actual discount on Meta Quest 3S for 2025. Right now, you can save $30 ...

On paper, it sounds remarkably similar to the Quest 2, offering the same 1,832 x 1,920 resolution displays for each eye, the disappointing inclusion of Fresnel lenses, and the same FoV.

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Over the last two decades, TechRadar’s team of experts has reviewed more than 200 DSLR ...

PSVR 2, the Meta Quest 3, or something from HTC Vive? It's a great year to shop around for the best VR headsets. The best VR headsets might be in a golden era right now. Not only do we have some ...

Looking to get into virtual reality? Meta Quest 3 represents a significant step forward in virtual reality (VR) and a great starting point for everyone. The Meta Quest 3S also offers a cheaper ...