What is the formula for calculating resolution?

Resolution calculation method:

(X: Number of pixels in length; Y: Number of pixels in width; Z: Screen size i.e. Diagonal length)

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Resolution can be classified from two directions: display resolution and image resolution.

Display resolution (screen resolution) is the precision of the screen image, which refers to how many pixels the monitor can display. Since the points, lines and surfaces on the screen are all composed of pixels, the more pixels the monitor can display, the more detailed the picture will be, and the more information can be displayed in the same screen area, so resolution is a very important performance One of the indicators. The entire image can be imagined as a large chessboard, and the resolution is represented by the number of intersections of all longitude and latitude lines. When the display resolution is constant, the smaller the display screen, the clearer the image. On the contrary, when the display screen size is fixed, the higher the display resolution, the clearer the image.

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