No one noticed because what our minds notice is difference, contrast.
Even the advanced two-stage focusing system has made its way from the T4i, which utilizes both phase-difference and contrast AF in order to achieve focus more efficiently when capturing video.
ENGADGET: Canon EOS M mirrorless camera hands-on (video) Hands-on
Mr. ALBERT RIDILLA (Co-Creator, Brumagic MPST Densitometer): To the layman it would be related to contrast, the difference between black and white, and every scale in between.
And the President has been focusing his time talking about the contrast, the difference he has with Mitt Romney on issues like the wind tax credit, on Medicare, on middle-class tax cuts.
WHITEHOUSE: Press Gaggle aboard the Press Bus en route Davenport, IA
He'll talk about the contrast and the difference between the visions that he is presenting and Mitt Romney is presenting on many issues that impact the middle class, including health care, including education, including access to -- including tax cuts.
The contrast was as great as the difference between taking a cholesterol drug and a sugar pill, says Eric Topol, chief academic officer of the Cleveland Clinic.
By contrast, four-fifths of the difference in behaviour between the general population and children with psychopathic traits seems to lie in the genes.
The findings are in contrast to a recent US study which found no difference between the two drugs.
But the Meursault-Kaczynski contrast is about more than this: it is a difference between then and now.
Among the non-epileptic children, brain activity in an area called the cortex increased when the contrast in the flicker was 20% - the difference between grey and white.
But, in contrast to the Microsoft suit, the result is unlikely to make much difference, at least to consumers.
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