While Nikon pioneered HD video in a D-SLR, Nikon is now introducing another industry first to enrich the user experience: The D3100 is the first D-SLR to implement full time AF for D-Movie video shooting and while in Live View mode.

ENGADGET: Nikon D3100 gets real, adds 1080p movie mode with continuous autofocus

For beginners with Digital Single Lens Mirrorless cameras, iA (Intelligent Auto) mode supports capturing images with a variety of shooting-assist functions including AF Tracking, Intelligent D-range Control, Intelligent Scene Selector, Face Recognition and Intelligent ISO Control.

ENGADGET: Panasonic Lumix GF6 announced for the US, shipping in June for $600

The combination of the speedy response of the touchscreen panel and the FAST (Frequency Acceleration Sensor Technology) AF system, the same technology that made the Olympus OM-D the world's fastest autofocusing camera, gives users the power to capture precisely the image they want at precisely the moment they want it.

ENGADGET: Olympus E-PL5 and E-PM2: Micro Four Thirds cameras with OM-D-like focusing, performance boosts (hands-on)

The Olympus VR-340 includes all the technology you'd expect from more expensive compact cameras, including a standout 16-megapixel sensor, AF Illuminator and higher ISO for shooting in low light, designed to enhance your shots.

ENGADGET: Olympus unveils a cavalcade of point and shoot cameras and a PEN lens at CES