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Types of Digital Impression Technology. There are two types of digital impression technology currently available for dentists to use. One type captures the images as digital photographs, providing dentists and dental laboratories with a series of images; the other type captures images as digital video. The images can be captured using lasers or digital scanning.
Next, your dentist will take an impression of your tooth. This is a mold that he or she will use with digital equipment or send to a lab to custom-make your crown to fit your exact tooth. There are two ways to take a dental impression. The most conventional and common is with PVS, a type of clay-like putty.