Best VR headset 2025 We've tested the top VR headset options in 2025, including standalone and gaming PC compatible options by HTC, Meta, Pico, and Valve.

At Cine Gear 2025, Astera was showing their new light, the 5″ fresnel QuikPunch. It’s a battery-powered LED PAR spot with a Fresnel lens designed for lighting professionals who need a fast, bright, ...

Discover the Astera QuikPunch, a battery-powered LED PAR spot with a 5” Fresnel lens, delivering versatile, high-intensity lighting with wireless control and energy efficiency.

Astera has unveiled a 5-inch battery-powered LED PAR spot with a Fresnel lens, QuikPunch. QuikPUnch follows on from Astera’s 3-inch lens QuikSpot but scales up the size, lux output, and beam control.

The U.S. Navy released a new Request for Information for the T-45’s replacement, which will only be required to conduct Field Carrier Landing Practice (FCLP) to wave off. On Mar. 31, 2025, the U ...

Google is more deeply integrating Lens visual search into Chrome for iOS with a new Screen Search capability that takes after Circle to Search on Android. Meanwhile, Google Lens can now recognize ...

The Meta Quest 3S also relies on the Quest 2’s fresnel lens system instead of the pancake lenses used by the Quest 3.

Fresnel lenses use concentric circles to magnify light to a central focal point (say, your eyes) while keeping the lens relatively thin.

The Fresnel lenses used in the Quest 3S have a sweet spot in the center of the image due to their design, and become increasingly blurred towards the edges due to the lens' ring sharpening. They are ...

Going back to the fresnel-lens-based Quest 2 visual stack also means doing without the thinner pancake lenses introduced on the Quest 3. The result is an eyebox on the 3S that extends about an ...

At 1832 x 1920 per eye the screen is noticeably less crisp than the Meta Quest 3's, and the Fresnel lens design means images become slightly blurred towards the edges of the visible area.