Replay: Phil Rhodes is your guide to an exploration into lens optics that helps explain why fast zoom lenses are both huge and expensive. Speed obsession in lenses has its roots in the 1960s, but ...

Sensors are bigger and cameras can go to incredible ISO levels with minimum noise. So why is there still a fetish for fast lenses? It's a cruel irony that the push for big chips and fast lenses has ...

The Micro Four Thirds universe gained two quality, fast aperture, prime focal length lenses that go along with the new Lumix GF1 camera and its retro rangefinder styling cues. Matthew Fitzgerald ...

Claiming to be the best of both worlds as it's been optimized for both photo and video, this new Canon RF 85mm f/1.4 L VCM is a fast, short-telephoto prime lens that features a function-first build, ...

I'm not talking about speed in regards to aperture, but rather the ability to focus quickly on things like moving subjects. Sure, it's party due to the camera motor (in this case, a D1x) but are some ...

We may receive a commission on purchases made from links. Many who are new to photography are often mesmerized by the latest and greatest cameras, where large megapixel counts and full frame sensors ...