If you’ve ever wondered why contrast ratios claims of LCD monitors can swing so wildly from product to product, here’s the explanation: There are “dynamic contrast ratios” and next there are “static contrast ratios”.  Static contrast ratios is defined by the ratio of the brightest part of an LCD screen to the darkest part of an LCD screen that can be simultaneously displayed on

the screen.  Dynamic contrast ratios are measured by the darkest dark from one image to the brightest bright from another image being displayed at different times. that is achieved by dynamically altering the brightness of the entire screen or darken the entire screen when scenes are mostly bright or are mostly dark.  that increases the “blackness” of the screen during…

Orginal post by George Ou