Selection of LCD module liquid crystal panel manufacturing control IC, filters and directed film and other accessories associated with contrast Panel, for the average user, contrast ratio can reach 350:1 is enough, but such a contrast in professional fields still cannot meet the needs of users.
CRT monitors are easily 500:1 or higher contrast, only high-end LCD monitors can reach such a degree, due to the contrast accurate measurement difficult instrument, so pick when you want to go and see for yourself.
