![]() ![]() Lenses with STM motors were silent and amazingly smooth a 24-70mm lens with a USM motor was quiet, and almost as smooth as an STM lens. We tried out the new video focus system using a few different lenses. The focus can be controlled in a few different ways-tapping an area of the rear display or using the directional pad moves a flexible spot, face detection can be enabled, or you can simply allow the camera to decide focus on its own. The technology not only allows for quick focus, but smooth, flowing transitions between subjects. These allow for phase detect autofocus, which is much faster than the contrast detect focus that is generally used in live view mode. This covers 80 percent of the surface area with pixels that feature two photosites. The 70D is built around a 20-megapixel APS-C image sensor with a Dual Pixel CMOS autofocus system. The 70D offers a number of new features, including a new sensor design that promises to deliver a much improved autofocus experience during video recording. 2010, but the company's newest camera, the 70D, replaces that in its SLR lineup. The last, the EOS 60D, was announced in Aug. It's been a long time since Canon introduced a new enthusiast-oriented APS-C D-SLR.
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