Digital Cameras and Scanners
Real Image — a portion of what is physically present in nature
Digital Image — a representation of a real image in which individual points are encoded to represent the wavelength and intensity of light at that point
Still Image — a single snapshot of an instant; may be real or digital
Motion Image — a sequence of images that, when viewed consecutively at the appro- priate rate, gives the impression of con- tinuous motion; may be digital or analog