\(power \ of \ a \ lens \ (D) = \frac{1}{focal \ length \ (m)}\) 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 ...

We document diverging trends for several geographic definitions of local markets. SIC 8 industries with diverging trends are pervasive across sectors. In these industries, top firms have contributed ...

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 ...

DirectX Raytracing (DXR) 1.2 is set to bring a "game-changing" boost to performance in games with ray-tracing enabled. This is excellent news as ray-tracing is one of the most cutting-edge and ...

The design allows two directions of traffic to temporarily cross to the left side of the road. NC Department of Transportation said it moves high volumes of traffic through the intersection ...

US economic data is diverging wildly, fuelling a debate over whether rising anxiety from President Donald Trump’s trade policies will push a moderating economy into a serious downturn. Surveys of ...

To see if $50 could bridge this gap, I recently bought an anamorphic lens for my smartphone, and took it for a spin in both London and Australia. I've used anamorphic lenses on actual video ...

The ramp closed Friday at 10 p.m. to allow construction of a diverging diamond traffic pattern. The work was rescheduled from an earlier weekend. This new pattern will allow high volumes of ...

Assassin's Creed Shadows is the latest addition to the much-beloved franchise. It is available on platforms like PC, PlayStation 5, Xbox Series X/S, and Apple Mac operating systems. Set in feudal ...

but now the devs are teasing that the game will soon get a boost from PSSR Assassin's Creed Shadows PS5 Pro details have been revealed and the biggest difference appears to be ray tracing The ...

That said, it’s hard to ignore how well the Giants’ front end trio of Logan Webb, Robbie Ray and Justin Verlander has fared down in the desert. A day removed from Verlander’s five scoreless ...