We specifically demonstrate a hybrid nonlinear meta-lens composed of a plano-convex linear refractive lens coated with a 400 nm thick nonlinear metasurface membrane. We show that the resulting hybrid ...

\(power \ of \ a \ lens \ (D) = \frac{1}{focal \ length \ (m)}\) A lens has a power of -3.33 dioptres. Calculate the focal length and state what type of lens it is.

At Mobile World Congress 2025, Xiaomi showcased a Modular Optical System (MOS) that magnetically attaches a lens to a custom Xiaomi 15. It's like a Moto Mod, but with a full-fledged, working ...

Learn more› By Erin Roberts We will soon update this guide to focus entirely on Canon RF-mount mirrorless lenses, following the structure of our Nikon Z-mount lens guide. Keep an eye out for new ...

Edon Zhegrova is closer than ever to a return to first team, however, the Kosovan, who is yet to feature in 2025, will play no part for Lille OSC when they take on RC Lens in the Derby du Nord on ...

The trick to getting retro photos might not be the camera – it could be the lens. The PolarPro LightLeak 28mm creates unique, intentionally imperfect photos. The adjustable light leak window means the ...

If you’re new to contact lenses, you may have questions about how to wear and care for them. It may not be as simple as slipping on a pair of eyeglasses. And it may take longer to get used to them.

As a contact lens-wearer for nearly two decades, I’ve learned that purchasing contacts online is both cheaper and more convenient than buying them at the optometrist’s office. Having purchased ...

All enVista TASS cases reported to Bausch + Lomb responded quickly to treatment, and none have required removal of the lens. "These reports represent an extremely small percentage of implanted ...

Canon has announced the RF 20mm F1.4 L VCM ultra-wide prime as part of its L-series "hybrid" prime lenses designed for both stills and video work. Recent Videos The 20mm F1.4 shares many ...

The East Plano Islamic Center, one of the largest mosques in the area, is planning the development in Josephine, Texas, roughly 40 miles northeast of Dallas. Paxton issued a Civil Investigative ...