Traditional Culture Encyclopedia - Photography and portraiture - What are pixels in digital photography?

What are pixels in digital photography?

"Pixel" is composed of the letters of the two words Picture (image) and Element (element), and is a unit used to calculate digital images. When the picture size is in pixels, each centimeter is equal to 28 pixels. For example, a picture with a length of 10*10 centimeters is equal to a length of 280*280 pixels.