If you're not subscribed to Preston Scott's Camera Technica blog, you should be, and here's why: This is a video shot by Scott showing the aperture blades inside an SLR lens, opening and closing in ...

The Tamron 35-150mm F/2-2.8 Di III VXD is the world's first mirrorless zoom lens with a maximum wide-open aperture of F2. The 35-150mm F2-2.8 is a zoom lens that covers the range from wide-angle (35mm ...

"Our goal with the 28-70mm F2 G Master was to create a high-performing zoom lens that could be a strong single lens alternative to multiple primes," said Yang Cheng, Vice President of Imaging ...

Previously released for full-frame mirrorless systems, this specialized lens with its industry‑leading 2x magnification and ...

Sigma has a new zoom lens that could be the perfect walk around lens for street photographer: A 24-35mm zoom lens designed for full-frame cameras, with a unique feature that’s sure to add to its ...

SAN DIEGO—Sony Electronics has introduced the 28-70mm F2 G Master, its first zoom lens with a constant F2 aperture and the 77th lens in the Sony E-Mount lineup. This full-frame lens offers a versatile ...

The main job of a lens is to concentrate (focus) light rays so the film or digital sensor can record the scene. Put simply, the distance it needs to make the light rays converge completely is called ...