The Essilor corneal reflection pupilometer is the standard for precisely measuring and digitally recording pupillary distances.
Monocular and binocular PD readings can be measured from 48 to 77mm in 0.5mm steps.
Automatic lighting and digital display
Uses 2 X 1.5V batteries
Dimension: 250 W X 160 D X 60 H mm
Net weight 720 g