Experimenting with cool hair colors is part of life — everyone should know what it feels like to be a redhead, if only for a fleeting moment in time, right? But ...

Demonstrates the difficulties of matching teeth and the need for an objective and reliable means of shade matching. Digital images acquired under standard lighting conditions can provide reliable ...

Good shade matching is tricky enough with porcelain. But a good shade match with composite materials can be an even bigger challenge. A new study has found that composite shades do not match well to ...