Pixel

Picture Element


A pixel, which is short for Pixel Element, is a single point or part on an image. A screen will display images by
dividing the screen into lots of pixels,  in rows and columns close together so that they make up the display.

Image resolution


The term resolution is used for amount of pixels or pixel count that make up a display, the higher the number of pixels means the better quality of image.




Intensity


Intensity is the amount of pixels you have stacked, the higher number of pixels, the higher the intensity