PD — Pupillary Distance (mm)
PD (pupillary distance) — the gap between the pupils in mm, used to place the optical centre of each lens. May be one binocular number or split monocular right/left.
PD (pupillary distance) — the gap between the pupils in mm, used to place the optical centre of each lens. May be one binocular number or split monocular right/left.