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Brightness and contrast

2017-01-27

The main display function of LCD is to have a backlight source. The brightness of this light source determines the brightness and color saturation of the LCD. In theory, the brighter the LCD, the better. Brightness is measured in CD /m2(square candlelight per meter). Screen brightness, also known as NIT Lumen TFT, usually starts at 150 nits. Usually 200 Nits will show a better picture. Contrast is a measure of the contrast between two different levels of color, black and white. When the contrast ratio is 120:1, vivid and rich colors can be displayed (because the contrast ratio that the human eye can distinguish is about 100:1). When the contrast ratio reaches 300:1, all levels of color can be supported. Most LCD monitors have a contrast ratio of 500:1 to 800:1. The LCD ratio of top brands such as Asus, Samsung and LG is generally around 1,000:1. There is no fair standard between brightness and contrast, so buying an LCD monitor depends on a keen eye. So when choosing an LCD, pay attention to this indicator. This is also the most difficult part of estimating performance differences in LCD products.

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News Details
Home > News >

Company news about-Brightness and contrast

Brightness and contrast

2017-01-27

The main display function of LCD is to have a backlight source. The brightness of this light source determines the brightness and color saturation of the LCD. In theory, the brighter the LCD, the better. Brightness is measured in CD /m2(square candlelight per meter). Screen brightness, also known as NIT Lumen TFT, usually starts at 150 nits. Usually 200 Nits will show a better picture. Contrast is a measure of the contrast between two different levels of color, black and white. When the contrast ratio is 120:1, vivid and rich colors can be displayed (because the contrast ratio that the human eye can distinguish is about 100:1). When the contrast ratio reaches 300:1, all levels of color can be supported. Most LCD monitors have a contrast ratio of 500:1 to 800:1. The LCD ratio of top brands such as Asus, Samsung and LG is generally around 1,000:1. There is no fair standard between brightness and contrast, so buying an LCD monitor depends on a keen eye. So when choosing an LCD, pay attention to this indicator. This is also the most difficult part of estimating performance differences in LCD products.