The ratio of the brightest white to the darkest black on a TV or computer monitor. The larger the number, the greater the extremes; for example, car headlights can appear brilliant next to the pitch ...

Direct mechanisms of kidney injury from exposure to contrast agents are thought to be due to nephrotoxic effects on the tubular epithelium, leading to loss of function, apoptosis, and eventually, ...

The key to a great picture lies in contrast ratios but a higher number isn't always better ...

Contrast ratio, put simply, is the difference between the brightest a TV can be, and the darkest. More so than color ( quantum dots or otherwise), resolution ( 4K or otherwise) or other aspects of ...