midline point where the nasal septum meets the upper lip ). The lower third measures from the subnasal to the menton ( the most inferior point of the chin ).
The vertical fifths rule divides the width of the face into five equal parts . A proportionate face may be divided vertically into fifths , each approximately the width of one eye . Ideally , the face would be five eye widths apart , starting from the very outside edge of one ear and ending at
The golden ratio is used to mark out the ideal proportions on a patient ’ s face and aesthetic enhancements .
the other ear . Facial beauty is considered ideal when the features fall within these parameters .
It is considered aesthetically pleasing when there is quantitative equality between the vertical thirds and hori-