Table 1 Advantages and disadvantages of optical impressions according to the current literature

Less patient discomfort [2, 4, 6, 7, 9,10,11,12,13,14,15,16,17,18]

Difficulty detecting deep marginal lines of prepared teeth [2,3,4,5, 26, 29,30,31,32,33]

Time-efficient [6, 13, 15, 16, 18,19,20,21,22,23,24]

Learning curve [29,30,31,32,33,34]

Simplified clinical procedures [2, 6, 20,21,22,23,24, 26,27,28,29,30]

Purchasing and managing costs [2,3,4,5]

No more plaster casts [2, 4, 6, 20, 22, 23, 25,26,27,28,29,30]

Better communication with the dental technician [2, 4, 6, 23, 25,26,27,28,29,30]

Better communication with patients [2, 4, 6, 20,21,22,23,24, 26,27,28,29,30,31,32]