1. Department of Operative Dentistry, Faculty of Dentistry, Qazvin University of Medical Sciences, Qazvin, Iran
2. Department of Operative Dentistry, Dental Caries Prevention Research Center, Qazvin University of Medical Sciences, Qazvin, Iran
3. Department of Resin and Additives, Institute for Color Science and Technology, P.O. Box: 16765-654, Tehran, Iran
4. Postgraduate Student of Operative Dentistry, Student Research Committee, Qazvin University of Medical Sciences, Qazvin, Iran
5. Medical Image Processing Laboratory, Alzahra University, Tehran, Iran
6. Sharif University of Technology, Central Lab, Tehran, Iran