PD meter is a precision optical instrument used to measure distance between pupils.
Effective Range of Measurement: Binocular papillary distance: 45 ~ 82 mm
Left or right papillary distance: 22.5 ~ 41 mm
Indication Error: ≤ 0.5 mm
asmmetrical error: ≤ 0.5 mm
Rounding Error: ≤ 0.5 mm
Distance of Target: 30 cm ~ ∞
Power Supply: DC 3-3.7V; 2 x 5# AA Battery
Time for Automatic Shut-off: About one minute after stopping operation
Dimension: 230 x 170 x 622 mm
Weight: 0.7 kg
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QUESTIONS & ANSWERSAsk a Question
What is your return policy?
Hello, we offer 30 days return. We have warehouse in OH and NV. Please see this return policy link. Thank you!
Is it possible to order replacement nose bridge pad for the Digital PD Meter Pupilometer Interpupillary Distance Tester
Hello, Yes, we have replacement nose pad.