| چکیده انگلیسی مقاله |
Identifying the shades is difficult and needs not only the science but also the art. In order to match and coordinate the shades, distinguishing them is essential. As well as hue, chroma and value, Maverick stains are also considered. Various factors effect color perception such as the difference between the eyes' vision, age, drugs and psychology of the colors. Surface texture is considerably important in adjusting teeth color. Color is the light reflected from teeth structures and is accompanied with scattered photons. Thus, to achieve exact and acceptable results, it is better to use light sources with wide light emission field. |
