The Doctors Eyes Anterior Contraster No. 31 (55mm) allows dentists to photograph a patient's front teeth without any distracting colors or objects obstructing the borders or features of each tooth. It fits comfortably inside a patient's mouth and blacks-out the tongue, cheek interior, and upper-throat. The 55mm size is perfect for a medium mouth.
The differentiation in colors created by the Anterior Contraster gives a professional look to the front teeth in pictures