The highest contrast ratio of the Asus VX278 is 80000000:1. That's over sixteen times the contrast ratio of a 5000000:1 PC monitor, which is the most common contrast ratio. The best contrast ratio of all flatpanel monitors of this age and spec is 100000000:1 and the worst is Mega Contrast.
There are a number of alternative PC screens that have an 80000000:1 dynamic contrast ratio currently available that you might also want to look at including the Asus VC279H which has a better Rating; or the Hannspree HL247DBB which is cheaper.
If the contrast ratio of this PC monitor is not high enough for you then you might want to look at the K242HQL ($102.99) (100000000:1 and higher rated), or the K242HQK (100000000:1 and higher rated) both from Acer or the Acer V276HLBID (100000000:1 and cheaper).