Kontrast lcd displeje (srovnávací hodnota)

The contrast value is the ratio that defines the maximum brightness value (all white) divided by the minimum brightness value (all black). Accessories such as control ICs, filters, and alignment films used in LCD manufacturing are related to the contrast of the panel. For the average user, a contrast ratio of 350:1 is sufficient, but in the professional field, such contrast is not enough. User needs. Relative to CRT displays easily reach a contrast ratio of 500:1 or higher. Only high-end LCD monitors can achieve this level.

However, with the continuous development of technology in recent years, the contrast of first-line brands such as ASUS, RisingStar, and RisingStar are generally above 800:1, and some high-end products can reach 1000:1 or even higher. However, since the contrast is difficult to measure accurately by the instrument, it is still necessary to look at it yourself.