Author: Bob Newman

Advanced technology guide: autofocus motors

The motors that drive a camera's autofocus system have changed dramatically since the first one in 1985

Jul 23, 2016

The focal-plane shutter is an outstanding mechanism that deserves to be appreciated

Jul 8, 2016

Bob Newman discusses how electronic shutters work and the operation of the most common shutter types

Jul 2, 2016

Bob Newman says that early critics of high pixel counts on digital cameras were misguided

Jun 27, 2016

Bob Newman explains how the sophisticated autofocus system on the Nikon D500 stays on track, even when following erratically moving...

Jun 24, 2016

The manufacturers may not like them, but a well-chosen hack can add functionality to your camera.

May 19, 2016

At first glance, one camera lens can appear to be faster than the other, but is this actually the case?

May 12, 2016

Canon and Nikon’s new, top-end cameras are, at first glance, quite similar, until you look below the surface

May 11, 2016

Nowadays, analogue is used to describe ‘old school’ silver halide photography, yet up close, it’s pure digital

May 8, 2016