In patients who have previously undergone corneal refractive surgery, the asymmetric segmental design of the Acunex VarioMax ...

With the best lenses for iPhone and Android phones, you can gain a whole new perspective in your smartphone photography and videography. Smartphone camera arrays are undoubtedly improving, especially ...

The interchangeable-lens concept is currently a prototype Realme is offering a 73mm portrait and a 234mm telephoto lens The company also previewed a voice-based image editing feature ...

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

Shoot sports? You'll need one of the best lenses for sports photography – here are the best buys for Canon, Sony, L-mount, Nikon, Fujifilm, Pentax and Micro Four Thirds shooters I've long been into ...

The annual mobile trade show in Barcelona kicks off today, but just ahead of the event Xiaomi has shown off a prototype camera lens. I am, apparently, one of only two media members to get hands on ...

Realme has revealed its Interchangeable Lens Concept phone at MWC 2025. This phone has a one-inch camera sensor that can be paired with your existing Leica camera lenses. Realme’s phone also ...

Albert Einstein, in 1905, presented the revolutionary idea of light quanta of energy which equals ħw, where ħ is reduced Planck's constant. There is plenty of experimental evidence on magnetic ...

MOS was on display here at MWC 2025, and the idea behind this concept device is that you can attach compact camera lenses onto the back of your phone. Forget the iPhone's MagSafe; this takes ...

ensuring flat lenses can match the color preservation and light-focusing capabilities of curved ones. By reducing the size and bulk of long-distance lenses, engineers can save valuable space on ...

So let's take a loot at the six most exciting cameras, lenses and moments at the show, plus other honorable mentions. It won't be for everyone, but Sigma's BF mirrorless camera was certainly the ...

When we asked which CP+ announcements you wanted us to take a closer look at, we got several responses asking for more information on the many third-party lenses that have been announced at the show.