Planes and angles
Vertical thirds
Trichion to glabella, glabella to subnasale, subnasale to menton. Equal thirds are the classical reference; the lower third divides again at the stomion, one third upper lip to two thirds lower lip and chin.
What it is
Trichion to glabella, glabella to subnasale, subnasale to menton. Equal thirds are the classical reference; the lower third divides again at the stomion, one third upper lip to two thirds lower lip and chin.
How the Codex reads it
READ item A1. A short lower third is a chin length question for Install.
Questions
What is the vertical thirds?
Trichion to glabella, glabella to subnasale, subnasale to menton. Equal thirds are the classical reference; the lower third divides again at the stomion, one third upper lip to two thirds lower lip and chin.
How does the Band Codex read the vertical thirds?
READ item A1. A short lower third is a chin length question for Install.
Sources
- The classical canon of equal vertical thirds, with the real-population departures documented in Farkas L.G., Anthropometry of the Head and Face, 2nd edition, Raven Press, 1994.Trichion to glabella, glabella to subnasale, subnasale to menton; the lower third divided at the stomion.
Every number in this atlas cites the study it came from. The full method, including what this site withholds on purpose, is on sources and method.
This site teaches one level above the Codex's working manual: the architecture is public, the coordinates are not. This page withholds entry points, landmark constructions, volumes and read-to-point routing, exactly as the atlas does. What is shown and what is withheld.