1.
J Dent Assoc S Afr
; 46(2): 63-5, 1991 Feb.
Article
in English
| MEDLINE
| ID: mdl-1962307
ABSTRACT
Spectrophotometric measurements were done on Vita shade guides. Three shade guides were spectrally analysed. A model was developed for a standard shade guide that can be used repeatedly employing reflectance spectroradiometers.
