To support the ample sensitivity of the new camera's sensor, the EOS 6D camera's Auto Focus (AF) system includes a newly-developed 11-point AF sensor featuring a high-precision center cross-type point with an exceptional EV -3 sensitivity rating for accurate focusing even in extremely low-light conditions.

ENGADGET: Canon unveils EOS 6D DSLR: full frame sensor and WiFi for $2,099 in December

For the latter, Wattminder says they are developing a specialized sensor to attach to modules which at this point was shown to be a tinfoil covered shape.

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Fujifilm introduced the X-Pro1 mirrorless interchangeable lens camera, Canon showed off the PowerShot G1X with a 1.5-inch sensor, Samsung boosted its SMART line of point-and-shoots, while Polaroid delivered the SC1630 Android hybrid.

ENGADGET: 's CES 2013 Preview: Digital Cameras