You can use Brightness Contrast to make colours sharp.

你可以用亮度-对比度来让颜色更犀利。

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The experiment shows that the method can resist the effect of the brightness, contrast change and rotation of image, and reduce calculating time greatly.

实验表明，该方法能有效抵抗图像对比度、亮度及旋转的影响，并且大大减少了运算时间。

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The scanning converter supplies two communicative ways:RS-422 and RS-232. Through these ways the main controlling system controls the brightness, contrast, saturation of output pictures.

为了便于丰控系统控制扫描转换器的输出图像的亮度、对比度和色饱和度，扫描转换器提供了RS-422和RS-232两种通信方式。

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At 80 percent brightness, Liao says the device's 4200mAh rechargeable battery gives it 4 to 5 hours of spreadsheet slinging bliss, and those buttons on the right side might be used to control more than brightness and contrast -- should the company adopt wireless USB as originally planned, Liao intends to have them double as arrow controls, allowing you to cut the cables and still have basic e-reader functionality.

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