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Grafton Digital PD Meter

The Grafton Digital PD Meter is a digital precision optical instrument used to measure distance between pupils, pupil height and distance between glasses and eyes. 

  • Makes high pupil measurement easier

  • Detection of corneal reflection points for direct and continuous sampling

  • High precision linear sensor and advanced algorithm for improved detection accuracy

  • Easy to read LCD screen

  • Dispersion & deformation decreased by 20%

  • Soft LED light source is easy on the eye

  • Automatic power off function within 2 minutes of inactivity



Binocular PD:                    46 - 82mm

Monocular PD:                  23 – 41mm

PH:                                   12 – 30mm

LD:                                    6 – 20mm

Distance range:                 300mm ꝏ

Indication error:                 ≤ 0.5 mm

Rounded error:                  ≤ 0.5 mm

Asymmetric error:             ≤ 0.5 mm

Power rating:                    DC 3V (2 x AA batteries)

Dimensions:                      220mm x 160mm x 60mm

Weight:                             600g

Grafton Digital PD Meter


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