Quantitative optics: the control of perspective in comparative photography.
Although angle of view is only one of several factors that influence the reliability with which judgments can be made in comparing one photograph with another, application of this concept in taking photographs of patients will permit the surgeon, no matter what camera equipment is used, to achieve a high degree of standardization in preoperative and postoperative photographs.
D006801:Humans; D008433:Mathematics; D010781:Photography / Q000379:methods*; D012225:Rhinoplasty / Q000379:methods; D013518:Surgery, Plastic / Q000379:methods*