Insight

Interlaced scanning and progressive scanning are two techniques used to read and display image sensor information. Interlaced scanning is mainly used for CCD. Progressive scanning is used for CCD or CMOS sensors. How to check the scanning quality of the image? Here are three tips for mastering the scanning image inspection.

When you buy a projector, you need to pay attention to several key parameters, such as brightness, resolution and contrast. These parameters largely determine the image performance ability of the projector. However, many friends realized that although the parameters of different brands of projectors are basically the same, most of them are quite different in color performance. So what influences the color of the projector?