- F1–F2 (line) — Upper face height, from the hairline to eyebrow level
- F2–F3 (line) — Lower face height, from eyebrow level to the chin
- B1 (around) — Head circumference (horizontal), around the forehead/hairline
- B2 (around) — Head circumference (horizontal), around the head at nose/mouth level
- Q1–Q2 (line) — Face width at eyebrow level
- Q3–Q4 (line) — Face width at eye level
- Q5–Q6 (line) — Face width at nose/cheekbone level
- Q7–Q8 (line) — Face width at mouth / jaw-angle level
- F3–Q8 (line) — Jawline, from the corner of the jaw angle down to the chin point (diagonal)
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