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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.
The dental âprobeâ or âexplorerâ can be used by your dentist to gently feel the bumps and valleys on the surface of the tooth. If the dentist notices any âtackinessâ on the surface of the tooth, it might be a soft area which would indicate decay is present.