Replay: Do we really need to keep using 35mm as our baseline for focal lengths, or is there a much better way? Why do we keep reading descriptions like ‘3.7 mm to 92.5 mm (equivalent to 28.8 mm to 720 ...

Sigma has updated one of its key prime lenses, making a 35mm F1.4 that's smaller, lighter and faster than its predecessor. It ...

With the company's ground-breaking and competitively priced 18-35mm f1.8 lens, you'll feel like you're shooting with a better camera. Lori Grunin Senior Editor / Advice I've been reviewing hardware ...

It’s easy to think that a bag full of lenses is a good thing — hell, there’s one for nearly every possible use. But what exactly is the perfect lens? In our book, it’s the tried and true 35mm. A ...

When you use DPReview links to buy products, the site may earn a commission. Photo: Zeiss Zeiss has announced the Otus ML 1.4 ...

Like other M-mount lenses, the Summarit is purely manual focus. It locks on as close as 0.8-meter (2.6 feet), which is a little bit further than other rangefinder lenses—most other 35mm M-mount primes ...

A manual focus ring occupies a good portion of the barrel; it's a focus-by-wire design, but the implementation is pretty good. Turning the ring magnifies the image so you can focus with precision, and ...

In a development that has shocked absolutely no one in the photographic community, it turns out that an old proverb has quietly evolved for the modern age. “A change is as good as a rest” is all well ...

Sigma Corporation of America, the US subsidiary of Sigma Corporation (CEO: Kazuto Yamaki. Headquarters: Asao-ku, Kawasaki-shi ...