With new digital impression and chairside CAD/CAM systems hitting the market in the past few months, digital dentistry seems to really be gaining momentum. While the digital technology provides a wow factor, the end result is a dental restoration, and the materials used to fabricate these crowns and other prosthetics have also made great strides in strength, esthetics and ease of use. Here’s a side by side look at some of the CAD/CAM blocks available for chairside milling.