You expect an SLR to autofocus perfectly when you’re shooting photos, but most haven’t been able to autofocus as well with video. Canon says the new EOS 70D, $1,350, can, thanks to the Dual Pixel CMOS ...

I've been reviewing hardware and software, devising testing methodology and handed out buying advice for what seems like forever; I'm currently absorbed by computers and gaming hardware, but ...

We tested focus speeds with the 18-135mm IS STM lens. We could not manage the full 7fps with lens correction switched on or off, managing 6.25fps and a total of 62 shots in JPEG using a 16GB Sandisk ...

Canon’s new Dual Pixel CMOS AF, is based upon phase-difference detection. It works by enabling all of the effective pixels to perform both imaging and phase-difference autofocusing. The benefits it ...